vendor/datatable/media/js/jquery.dataTables.js in datatable-0.2pre5 vs vendor/datatable/media/js/jquery.dataTables.js in datatable-0.2pre6
- old
+ new
@@ -1,2694 +1,480 @@
-/*
- * File: jquery.dataTables.js
- * Version: 1.8.1
- * Description: Paginate, search and sort HTML tables
- * Author: Allan Jardine (www.sprymedia.co.uk)
- * Created: 28/3/2008
- * Language: Javascript
- * License: GPL v2 or BSD 3 point style
- * Project: Mtaala
- * Contact: allan.jardine@sprymedia.co.uk
- *
- * Copyright 2008-2011 Allan Jardine, all rights reserved.
+/**
+ * @summary DataTables
+ * @description Paginate, search and sort HTML tables
+ * @version 1.9.3
+ * @file jquery.dataTables.js
+ * @author Allan Jardine (www.sprymedia.co.uk)
+ * @contact www.sprymedia.co.uk/contact
*
+ * @copyright Copyright 2008-2012 Allan Jardine, all rights reserved.
+ *
* This source file is free software, under either the GPL v2 license or a
- * BSD style license, as supplied with this software.
+ * BSD style license, available at:
+ * http://datatables.net/license_gpl2
+ * http://datatables.net/license_bsd
*
* This source file is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the license files for details.
*
* For details please refer to: http://www.datatables.net
*/
-/*
- * When considering jsLint, we need to allow eval() as it it is used for reading cookies
- */
/*jslint evil: true, undef: true, browser: true */
-/*globals $, jQuery,_fnExternApiFunc,_fnInitalise,_fnInitComplete,_fnLanguageProcess,_fnAddColumn,_fnColumnOptions,_fnAddData,_fnCreateTr,_fnGatherData,_fnBuildHead,_fnDrawHead,_fnDraw,_fnReDraw,_fnAjaxUpdate,_fnAjaxUpdateDraw,_fnAddOptionsHtml,_fnFeatureHtmlTable,_fnScrollDraw,_fnAjustColumnSizing,_fnFeatureHtmlFilter,_fnFilterComplete,_fnFilterCustom,_fnFilterColumn,_fnFilter,_fnBuildSearchArray,_fnBuildSearchRow,_fnFilterCreateSearch,_fnDataToSearch,_fnSort,_fnSortAttachListener,_fnSortingClasses,_fnFeatureHtmlPaginate,_fnPageChange,_fnFeatureHtmlInfo,_fnUpdateInfo,_fnFeatureHtmlLength,_fnFeatureHtmlProcessing,_fnProcessingDisplay,_fnVisibleToColumnIndex,_fnColumnIndexToVisible,_fnNodeToDataIndex,_fnVisbleColumns,_fnCalculateEnd,_fnConvertToWidth,_fnCalculateColumnWidths,_fnScrollingWidthAdjust,_fnGetWidestNode,_fnGetMaxLenString,_fnStringToCss,_fnArrayCmp,_fnDetectType,_fnSettingsFromNode,_fnGetDataMaster,_fnGetTrNodes,_fnGetTdNodes,_fnEscapeRegex,_fnDeleteIndex,_fnReOrderIndex,_fnColumnOrdering,_fnLog,_fnClearTable,_fnSaveState,_fnLoadState,_fnCreateCookie,_fnReadCookie,_fnDetectHeader,_fnGetUniqueThs,_fnScrollBarWidth,_fnApplyToChildren,_fnMap,_fnGetRowData,_fnGetCellData,_fnSetCellData,_fnGetObjectDataFn,_fnSetObjectDataFn*/
+/*globals $, jQuery,_fnExternApiFunc,_fnInitialise,_fnInitComplete,_fnLanguageCompat,_fnAddColumn,_fnColumnOptions,_fnAddData,_fnCreateTr,_fnGatherData,_fnBuildHead,_fnDrawHead,_fnDraw,_fnReDraw,_fnAjaxUpdate,_fnAjaxParameters,_fnAjaxUpdateDraw,_fnServerParams,_fnAddOptionsHtml,_fnFeatureHtmlTable,_fnScrollDraw,_fnAdjustColumnSizing,_fnFeatureHtmlFilter,_fnFilterComplete,_fnFilterCustom,_fnFilterColumn,_fnFilter,_fnBuildSearchArray,_fnBuildSearchRow,_fnFilterCreateSearch,_fnDataToSearch,_fnSort,_fnSortAttachListener,_fnSortingClasses,_fnFeatureHtmlPaginate,_fnPageChange,_fnFeatureHtmlInfo,_fnUpdateInfo,_fnFeatureHtmlLength,_fnFeatureHtmlProcessing,_fnProcessingDisplay,_fnVisibleToColumnIndex,_fnColumnIndexToVisible,_fnNodeToDataIndex,_fnVisbleColumns,_fnCalculateEnd,_fnConvertToWidth,_fnCalculateColumnWidths,_fnScrollingWidthAdjust,_fnGetWidestNode,_fnGetMaxLenString,_fnStringToCss,_fnDetectType,_fnSettingsFromNode,_fnGetDataMaster,_fnGetTrNodes,_fnGetTdNodes,_fnEscapeRegex,_fnDeleteIndex,_fnReOrderIndex,_fnColumnOrdering,_fnLog,_fnClearTable,_fnSaveState,_fnLoadState,_fnCreateCookie,_fnReadCookie,_fnDetectHeader,_fnGetUniqueThs,_fnScrollBarWidth,_fnApplyToChildren,_fnMap,_fnGetRowData,_fnGetCellData,_fnSetCellData,_fnGetObjectDataFn,_fnSetObjectDataFn,_fnApplyColumnDefs,_fnBindAction,_fnCallbackReg,_fnCallbackFire,_fnJsonString,_fnRender,_fnNodeToColumnIndex,_fnInfoMacros,_fnBrowserDetect,_fnGetColumns*/
-(function($, window, document) {
- /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- * Section - DataTables variables
- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
-
- /*
- * Variable: dataTableSettings
- * Purpose: Store the settings for each dataTables instance
- * Scope: jQuery.fn
- */
- $.fn.dataTableSettings = [];
- var _aoSettings = $.fn.dataTableSettings; /* Short reference for fast internal lookup */
-
- /*
- * Variable: dataTableExt
- * Purpose: Container for customisable parts of DataTables
- * Scope: jQuery.fn
- */
- $.fn.dataTableExt = {};
- var _oExt = $.fn.dataTableExt;
-
-
- /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- * Section - DataTables extensible objects
+(/** @lends <global> */function($, window, document, undefined) {
+ /**
+ * DataTables is a plug-in for the jQuery Javascript library. It is a
+ * highly flexible tool, based upon the foundations of progressive
+ * enhancement, which will add advanced interaction controls to any
+ * HTML table. For a full list of features please refer to
+ * <a href="http://datatables.net">DataTables.net</a>.
+ *
+ * Note that the <i>DataTable</i> object is not a global variable but is
+ * aliased to <i>jQuery.fn.DataTable</i> and <i>jQuery.fn.dataTable</i> through which
+ * it may be accessed.
+ *
+ * @class
+ * @param {object} [oInit={}] Configuration object for DataTables. Options
+ * are defined by {@link DataTable.defaults}
+ * @requires jQuery 1.3+
*
- * The _oExt object is used to provide an area where user dfined plugins can be
- * added to DataTables. The following properties of the object are used:
- * oApi - Plug-in API functions
- * aTypes - Auto-detection of types
- * oSort - Sorting functions used by DataTables (based on the type)
- * oPagination - Pagination functions for different input styles
- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
-
- /*
- * Variable: sVersion
- * Purpose: Version string for plug-ins to check compatibility
- * Scope: jQuery.fn.dataTableExt
- * Notes: Allowed format is a.b.c.d.e where:
- * a:int, b:int, c:int, d:string(dev|beta), e:int. d and e are optional
+ * @example
+ * // Basic initialisation
+ * $(document).ready( function {
+ * $('#example').dataTable();
+ * } );
+ *
+ * @example
+ * // Initialisation with configuration options - in this case, disable
+ * // pagination and sorting.
+ * $(document).ready( function {
+ * $('#example').dataTable( {
+ * "bPaginate": false,
+ * "bSort": false
+ * } );
+ * } );
*/
- _oExt.sVersion = "1.8.1";
-
- /*
- * Variable: sErrMode
- * Purpose: How should DataTables report an error. Can take the value 'alert' or 'throw'
- * Scope: jQuery.fn.dataTableExt
- */
- _oExt.sErrMode = "alert";
-
- /*
- * Variable: iApiIndex
- * Purpose: Index for what 'this' index API functions should use
- * Scope: jQuery.fn.dataTableExt
- */
- _oExt.iApiIndex = 0;
-
- /*
- * Variable: oApi
- * Purpose: Container for plugin API functions
- * Scope: jQuery.fn.dataTableExt
- */
- _oExt.oApi = { };
-
- /*
- * Variable: aFiltering
- * Purpose: Container for plugin filtering functions
- * Scope: jQuery.fn.dataTableExt
- */
- _oExt.afnFiltering = [ ];
-
- /*
- * Variable: aoFeatures
- * Purpose: Container for plugin function functions
- * Scope: jQuery.fn.dataTableExt
- * Notes: Array of objects with the following parameters:
- * fnInit: Function for initialisation of Feature. Takes oSettings and returns node
- * cFeature: Character that will be matched in sDom - case sensitive
- * sFeature: Feature name - just for completeness :-)
- */
- _oExt.aoFeatures = [ ];
-
- /*
- * Variable: ofnSearch
- * Purpose: Container for custom filtering functions
- * Scope: jQuery.fn.dataTableExt
- * Notes: This is an object (the name should match the type) for custom filtering function,
- * which can be used for live DOM checking or formatted text filtering
- */
- _oExt.ofnSearch = { };
-
- /*
- * Variable: afnSortData
- * Purpose: Container for custom sorting data source functions
- * Scope: jQuery.fn.dataTableExt
- * Notes: Array (associative) of functions which is run prior to a column of this
- * 'SortDataType' being sorted upon.
- * Function input parameters:
- * object:oSettings- DataTables settings object
- * int:iColumn - Target column number
- * Return value: Array of data which exactly matched the full data set size for the column to
- * be sorted upon
- */
- _oExt.afnSortData = [ ];
-
- /*
- * Variable: oStdClasses
- * Purpose: Storage for the various classes that DataTables uses
- * Scope: jQuery.fn.dataTableExt
- */
- _oExt.oStdClasses = {
- /* Two buttons buttons */
- "sPagePrevEnabled": "paginate_enabled_previous",
- "sPagePrevDisabled": "paginate_disabled_previous",
- "sPageNextEnabled": "paginate_enabled_next",
- "sPageNextDisabled": "paginate_disabled_next",
- "sPageJUINext": "",
- "sPageJUIPrev": "",
+ var DataTable = function( oInit )
+ {
- /* Full numbers paging buttons */
- "sPageButton": "paginate_button",
- "sPageButtonActive": "paginate_active",
- "sPageButtonStaticDisabled": "paginate_button paginate_button_disabled",
- "sPageFirst": "first",
- "sPagePrevious": "previous",
- "sPageNext": "next",
- "sPageLast": "last",
- /* Stripping classes */
- "sStripOdd": "odd",
- "sStripEven": "even",
-
- /* Empty row */
- "sRowEmpty": "dataTables_empty",
-
- /* Features */
- "sWrapper": "dataTables_wrapper",
- "sFilter": "dataTables_filter",
- "sInfo": "dataTables_info",
- "sPaging": "dataTables_paginate paging_", /* Note that the type is postfixed */
- "sLength": "dataTables_length",
- "sProcessing": "dataTables_processing",
-
- /* Sorting */
- "sSortAsc": "sorting_asc",
- "sSortDesc": "sorting_desc",
- "sSortable": "sorting", /* Sortable in both directions */
- "sSortableAsc": "sorting_asc_disabled",
- "sSortableDesc": "sorting_desc_disabled",
- "sSortableNone": "sorting_disabled",
- "sSortColumn": "sorting_", /* Note that an int is postfixed for the sorting order */
- "sSortJUIAsc": "",
- "sSortJUIDesc": "",
- "sSortJUI": "",
- "sSortJUIAscAllowed": "",
- "sSortJUIDescAllowed": "",
- "sSortJUIWrapper": "",
- "sSortIcon": "",
-
- /* Scrolling */
- "sScrollWrapper": "dataTables_scroll",
- "sScrollHead": "dataTables_scrollHead",
- "sScrollHeadInner": "dataTables_scrollHeadInner",
- "sScrollBody": "dataTables_scrollBody",
- "sScrollFoot": "dataTables_scrollFoot",
- "sScrollFootInner": "dataTables_scrollFootInner",
-
- /* Misc */
- "sFooterTH": ""
- };
-
- /*
- * Variable: oJUIClasses
- * Purpose: Storage for the various classes that DataTables uses - jQuery UI suitable
- * Scope: jQuery.fn.dataTableExt
- */
- _oExt.oJUIClasses = {
- /* Two buttons buttons */
- "sPagePrevEnabled": "fg-button ui-button ui-state-default ui-corner-left",
- "sPagePrevDisabled": "fg-button ui-button ui-state-default ui-corner-left ui-state-disabled",
- "sPageNextEnabled": "fg-button ui-button ui-state-default ui-corner-right",
- "sPageNextDisabled": "fg-button ui-button ui-state-default ui-corner-right ui-state-disabled",
- "sPageJUINext": "ui-icon ui-icon-circle-arrow-e",
- "sPageJUIPrev": "ui-icon ui-icon-circle-arrow-w",
-
- /* Full numbers paging buttons */
- "sPageButton": "fg-button ui-button ui-state-default",
- "sPageButtonActive": "fg-button ui-button ui-state-default ui-state-disabled",
- "sPageButtonStaticDisabled": "fg-button ui-button ui-state-default ui-state-disabled",
- "sPageFirst": "first ui-corner-tl ui-corner-bl",
- "sPagePrevious": "previous",
- "sPageNext": "next",
- "sPageLast": "last ui-corner-tr ui-corner-br",
-
- /* Stripping classes */
- "sStripOdd": "odd",
- "sStripEven": "even",
-
- /* Empty row */
- "sRowEmpty": "dataTables_empty",
-
- /* Features */
- "sWrapper": "dataTables_wrapper",
- "sFilter": "dataTables_filter",
- "sInfo": "dataTables_info",
- "sPaging": "dataTables_paginate fg-buttonset ui-buttonset fg-buttonset-multi "+
- "ui-buttonset-multi paging_", /* Note that the type is postfixed */
- "sLength": "dataTables_length",
- "sProcessing": "dataTables_processing",
-
- /* Sorting */
- "sSortAsc": "ui-state-default",
- "sSortDesc": "ui-state-default",
- "sSortable": "ui-state-default",
- "sSortableAsc": "ui-state-default",
- "sSortableDesc": "ui-state-default",
- "sSortableNone": "ui-state-default",
- "sSortColumn": "sorting_", /* Note that an int is postfixed for the sorting order */
- "sSortJUIAsc": "css_right ui-icon ui-icon-triangle-1-n",
- "sSortJUIDesc": "css_right ui-icon ui-icon-triangle-1-s",
- "sSortJUI": "css_right ui-icon ui-icon-carat-2-n-s",
- "sSortJUIAscAllowed": "css_right ui-icon ui-icon-carat-1-n",
- "sSortJUIDescAllowed": "css_right ui-icon ui-icon-carat-1-s",
- "sSortJUIWrapper": "DataTables_sort_wrapper",
- "sSortIcon": "DataTables_sort_icon",
-
- /* Scrolling */
- "sScrollWrapper": "dataTables_scroll",
- "sScrollHead": "dataTables_scrollHead ui-state-default",
- "sScrollHeadInner": "dataTables_scrollHeadInner",
- "sScrollBody": "dataTables_scrollBody",
- "sScrollFoot": "dataTables_scrollFoot ui-state-default",
- "sScrollFootInner": "dataTables_scrollFootInner",
-
- /* Misc */
- "sFooterTH": "ui-state-default"
- };
-
- /*
- * Variable: oPagination
- * Purpose: Container for the various type of pagination that dataTables supports
- * Scope: jQuery.fn.dataTableExt
- */
- _oExt.oPagination = {
- /*
- * Variable: two_button
- * Purpose: Standard two button (forward/back) pagination
- * Scope: jQuery.fn.dataTableExt.oPagination
+ /**
+ * Add a column to the list used for the table with default values
+ * @param {object} oSettings dataTables settings object
+ * @param {node} nTh The th element for this column
+ * @memberof DataTable#oApi
*/
- "two_button": {
- /*
- * Function: oPagination.two_button.fnInit
- * Purpose: Initalise dom elements required for pagination with forward/back buttons only
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
- * node:nPaging - the DIV which contains this pagination control
- * function:fnCallbackDraw - draw function which must be called on update
- */
- "fnInit": function ( oSettings, nPaging, fnCallbackDraw )
+ function _fnAddColumn( oSettings, nTh )
+ {
+ var oDefaults = DataTable.defaults.columns;
+ var iCol = oSettings.aoColumns.length;
+ var oCol = $.extend( {}, DataTable.models.oColumn, oDefaults, {
+ "sSortingClass": oSettings.oClasses.sSortable,
+ "sSortingClassJUI": oSettings.oClasses.sSortJUI,
+ "nTh": nTh ? nTh : document.createElement('th'),
+ "sTitle": oDefaults.sTitle ? oDefaults.sTitle : nTh ? nTh.innerHTML : '',
+ "aDataSort": oDefaults.aDataSort ? oDefaults.aDataSort : [iCol],
+ "mData": oDefaults.mData ? oDefaults.oDefaults : iCol
+ } );
+ oSettings.aoColumns.push( oCol );
+
+ /* Add a column specific filter */
+ if ( oSettings.aoPreSearchCols[ iCol ] === undefined || oSettings.aoPreSearchCols[ iCol ] === null )
{
- var nPrevious, nNext, nPreviousInner, nNextInner;
+ oSettings.aoPreSearchCols[ iCol ] = $.extend( {}, DataTable.models.oSearch );
+ }
+ else
+ {
+ var oPre = oSettings.aoPreSearchCols[ iCol ];
- /* Store the next and previous elements in the oSettings object as they can be very
- * usful for automation - particularly testing
- */
- if ( !oSettings.bJUI )
+ /* Don't require that the user must specify bRegex, bSmart or bCaseInsensitive */
+ if ( oPre.bRegex === undefined )
{
- nPrevious = document.createElement( 'div' );
- nNext = document.createElement( 'div' );
+ oPre.bRegex = true;
}
- else
- {
- nPrevious = document.createElement( 'a' );
- nNext = document.createElement( 'a' );
-
- nNextInner = document.createElement('span');
- nNextInner.className = oSettings.oClasses.sPageJUINext;
- nNext.appendChild( nNextInner );
-
- nPreviousInner = document.createElement('span');
- nPreviousInner.className = oSettings.oClasses.sPageJUIPrev;
- nPrevious.appendChild( nPreviousInner );
- }
- nPrevious.className = oSettings.oClasses.sPagePrevDisabled;
- nNext.className = oSettings.oClasses.sPageNextDisabled;
-
- nPrevious.title = oSettings.oLanguage.oPaginate.sPrevious;
- nNext.title = oSettings.oLanguage.oPaginate.sNext;
-
- nPaging.appendChild( nPrevious );
- nPaging.appendChild( nNext );
-
- $(nPrevious).bind( 'click.DT', function() {
- if ( oSettings.oApi._fnPageChange( oSettings, "previous" ) )
- {
- /* Only draw when the page has actually changed */
- fnCallbackDraw( oSettings );
- }
- } );
-
- $(nNext).bind( 'click.DT', function() {
- if ( oSettings.oApi._fnPageChange( oSettings, "next" ) )
- {
- fnCallbackDraw( oSettings );
- }
- } );
-
- /* Take the brutal approach to cancelling text selection */
- $(nPrevious).bind( 'selectstart.DT', function () { return false; } );
- $(nNext).bind( 'selectstart.DT', function () { return false; } );
-
- /* ID the first elements only */
- if ( oSettings.sTableId !== '' && typeof oSettings.aanFeatures.p == "undefined" )
+ if ( oPre.bSmart === undefined )
{
- nPaging.setAttribute( 'id', oSettings.sTableId+'_paginate' );
- nPrevious.setAttribute( 'id', oSettings.sTableId+'_previous' );
- nNext.setAttribute( 'id', oSettings.sTableId+'_next' );
+ oPre.bSmart = true;
}
- },
-
- /*
- * Function: oPagination.two_button.fnUpdate
- * Purpose: Update the two button pagination at the end of the draw
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
- * function:fnCallbackDraw - draw function to call on page change
- */
- "fnUpdate": function ( oSettings, fnCallbackDraw )
- {
- if ( !oSettings.aanFeatures.p )
- {
- return;
- }
- /* Loop over each instance of the pager */
- var an = oSettings.aanFeatures.p;
- for ( var i=0, iLen=an.length ; i<iLen ; i++ )
+ if ( oPre.bCaseInsensitive === undefined )
{
- if ( an[i].childNodes.length !== 0 )
- {
- an[i].childNodes[0].className =
- ( oSettings._iDisplayStart === 0 ) ?
- oSettings.oClasses.sPagePrevDisabled : oSettings.oClasses.sPagePrevEnabled;
-
- an[i].childNodes[1].className =
- ( oSettings.fnDisplayEnd() == oSettings.fnRecordsDisplay() ) ?
- oSettings.oClasses.sPageNextDisabled : oSettings.oClasses.sPageNextEnabled;
- }
+ oPre.bCaseInsensitive = true;
}
}
- },
+
+ /* Use the column options function to initialise classes etc */
+ _fnColumnOptions( oSettings, iCol, null );
+ }
- /*
- * Variable: iFullNumbersShowPages
- * Purpose: Change the number of pages which can be seen
- * Scope: jQuery.fn.dataTableExt.oPagination
+ /**
+ * Apply options for a column
+ * @param {object} oSettings dataTables settings object
+ * @param {int} iCol column index to consider
+ * @param {object} oOptions object with sType, bVisible and bSearchable etc
+ * @memberof DataTable#oApi
*/
- "iFullNumbersShowPages": 5,
-
- /*
- * Variable: full_numbers
- * Purpose: Full numbers pagination
- * Scope: jQuery.fn.dataTableExt.oPagination
- */
- "full_numbers": {
- /*
- * Function: oPagination.full_numbers.fnInit
- * Purpose: Initalise dom elements required for pagination with a list of the pages
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
- * node:nPaging - the DIV which contains this pagination control
- * function:fnCallbackDraw - draw function which must be called on update
- */
- "fnInit": function ( oSettings, nPaging, fnCallbackDraw )
- {
- var nFirst = document.createElement( 'span' );
- var nPrevious = document.createElement( 'span' );
- var nList = document.createElement( 'span' );
- var nNext = document.createElement( 'span' );
- var nLast = document.createElement( 'span' );
-
- nFirst.innerHTML = oSettings.oLanguage.oPaginate.sFirst;
- nPrevious.innerHTML = oSettings.oLanguage.oPaginate.sPrevious;
- nNext.innerHTML = oSettings.oLanguage.oPaginate.sNext;
- nLast.innerHTML = oSettings.oLanguage.oPaginate.sLast;
-
- var oClasses = oSettings.oClasses;
- nFirst.className = oClasses.sPageButton+" "+oClasses.sPageFirst;
- nPrevious.className = oClasses.sPageButton+" "+oClasses.sPagePrevious;
- nNext.className= oClasses.sPageButton+" "+oClasses.sPageNext;
- nLast.className = oClasses.sPageButton+" "+oClasses.sPageLast;
-
- nPaging.appendChild( nFirst );
- nPaging.appendChild( nPrevious );
- nPaging.appendChild( nList );
- nPaging.appendChild( nNext );
- nPaging.appendChild( nLast );
-
- $(nFirst).bind( 'click.DT', function () {
- if ( oSettings.oApi._fnPageChange( oSettings, "first" ) )
- {
- fnCallbackDraw( oSettings );
- }
- } );
-
- $(nPrevious).bind( 'click.DT', function() {
- if ( oSettings.oApi._fnPageChange( oSettings, "previous" ) )
- {
- fnCallbackDraw( oSettings );
- }
- } );
-
- $(nNext).bind( 'click.DT', function() {
- if ( oSettings.oApi._fnPageChange( oSettings, "next" ) )
- {
- fnCallbackDraw( oSettings );
- }
- } );
-
- $(nLast).bind( 'click.DT', function() {
- if ( oSettings.oApi._fnPageChange( oSettings, "last" ) )
- {
- fnCallbackDraw( oSettings );
- }
- } );
-
- /* Take the brutal approach to cancelling text selection */
- $('span', nPaging)
- .bind( 'mousedown.DT', function () { return false; } )
- .bind( 'selectstart.DT', function () { return false; } );
-
- /* ID the first elements only */
- if ( oSettings.sTableId !== '' && typeof oSettings.aanFeatures.p == "undefined" )
- {
- nPaging.setAttribute( 'id', oSettings.sTableId+'_paginate' );
- nFirst.setAttribute( 'id', oSettings.sTableId+'_first' );
- nPrevious.setAttribute( 'id', oSettings.sTableId+'_previous' );
- nNext.setAttribute( 'id', oSettings.sTableId+'_next' );
- nLast.setAttribute( 'id', oSettings.sTableId+'_last' );
- }
- },
+ function _fnColumnOptions( oSettings, iCol, oOptions )
+ {
+ var oCol = oSettings.aoColumns[ iCol ];
- /*
- * Function: oPagination.full_numbers.fnUpdate
- * Purpose: Update the list of page buttons shows
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
- * function:fnCallbackDraw - draw function to call on page change
- */
- "fnUpdate": function ( oSettings, fnCallbackDraw )
+ /* User specified column options */
+ if ( oOptions !== undefined && oOptions !== null )
{
- if ( !oSettings.aanFeatures.p )
+ /* Backwards compatibility for mDataProp */
+ if ( oOptions.mDataProp && !oOptions.mData )
{
- return;
+ oOptions.mData = oOptions.mDataProp;
}
-
- var iPageCount = _oExt.oPagination.iFullNumbersShowPages;
- var iPageCountHalf = Math.floor(iPageCount / 2);
- var iPages = Math.ceil((oSettings.fnRecordsDisplay()) / oSettings._iDisplayLength);
- var iCurrentPage = Math.ceil(oSettings._iDisplayStart / oSettings._iDisplayLength) + 1;
- var sList = "";
- var iStartButton, iEndButton, i, iLen;
- var oClasses = oSettings.oClasses;
-
- /* Pages calculation */
- if (iPages < iPageCount)
+
+ if ( oOptions.sType !== undefined )
{
- iStartButton = 1;
- iEndButton = iPages;
+ oCol.sType = oOptions.sType;
+ oCol._bAutoType = false;
}
- else
- {
- if (iCurrentPage <= iPageCountHalf)
- {
- iStartButton = 1;
- iEndButton = iPageCount;
- }
- else
- {
- if (iCurrentPage >= (iPages - iPageCountHalf))
- {
- iStartButton = iPages - iPageCount + 1;
- iEndButton = iPages;
- }
- else
- {
- iStartButton = iCurrentPage - Math.ceil(iPageCount / 2) + 1;
- iEndButton = iStartButton + iPageCount - 1;
- }
- }
- }
- /* Build the dynamic list */
- for ( i=iStartButton ; i<=iEndButton ; i++ )
+ $.extend( oCol, oOptions );
+ _fnMap( oCol, oOptions, "sWidth", "sWidthOrig" );
+
+ /* iDataSort to be applied (backwards compatibility), but aDataSort will take
+ * priority if defined
+ */
+ if ( oOptions.iDataSort !== undefined )
{
- if ( iCurrentPage != i )
- {
- sList += '<span class="'+oClasses.sPageButton+'">'+i+'</span>';
- }
- else
- {
- sList += '<span class="'+oClasses.sPageButtonActive+'">'+i+'</span>';
- }
+ oCol.aDataSort = [ oOptions.iDataSort ];
}
-
- /* Loop over each instance of the pager */
- var an = oSettings.aanFeatures.p;
- var anButtons, anStatic, nPaginateList;
- var fnClick = function(e) {
- /* Use the information in the element to jump to the required page */
- var iTarget = (this.innerHTML * 1) - 1;
- oSettings._iDisplayStart = iTarget * oSettings._iDisplayLength;
- fnCallbackDraw( oSettings );
- e.preventDefault();
- };
- var fnFalse = function () { return false; };
-
- for ( i=0, iLen=an.length ; i<iLen ; i++ )
- {
- if ( an[i].childNodes.length === 0 )
- {
- continue;
- }
-
- /* Build up the dynamic list forst - html and listeners */
- var qjPaginateList = $('span:eq(2)', an[i]);
- qjPaginateList.html( sList );
- $('span', qjPaginateList).bind( 'click.DT', fnClick ).bind( 'mousedown.DT', fnFalse )
- .bind( 'selectstart.DT', fnFalse );
-
- /* Update the 'premanent botton's classes */
- anButtons = an[i].getElementsByTagName('span');
- anStatic = [
- anButtons[0], anButtons[1],
- anButtons[anButtons.length-2], anButtons[anButtons.length-1]
- ];
- $(anStatic).removeClass( oClasses.sPageButton+" "+oClasses.sPageButtonActive+" "+oClasses.sPageButtonStaticDisabled );
- if ( iCurrentPage == 1 )
- {
- anStatic[0].className += " "+oClasses.sPageButtonStaticDisabled;
- anStatic[1].className += " "+oClasses.sPageButtonStaticDisabled;
- }
- else
- {
- anStatic[0].className += " "+oClasses.sPageButton;
- anStatic[1].className += " "+oClasses.sPageButton;
- }
-
- if ( iPages === 0 || iCurrentPage == iPages || oSettings._iDisplayLength == -1 )
- {
- anStatic[2].className += " "+oClasses.sPageButtonStaticDisabled;
- anStatic[3].className += " "+oClasses.sPageButtonStaticDisabled;
- }
- else
- {
- anStatic[2].className += " "+oClasses.sPageButton;
- anStatic[3].className += " "+oClasses.sPageButton;
- }
- }
+ _fnMap( oCol, oOptions, "aDataSort" );
}
- }
- };
-
- /*
- * Variable: oSort
- * Purpose: Wrapper for the sorting functions that can be used in DataTables
- * Scope: jQuery.fn.dataTableExt
- * Notes: The functions provided in this object are basically standard javascript sort
- * functions - they expect two inputs which they then compare and then return a priority
- * result. For each sort method added, two functions need to be defined, an ascending sort and
- * a descending sort.
- */
- _oExt.oSort = {
- /*
- * text sorting
- */
- "string-asc": function ( a, b )
- {
- if ( typeof a != 'string' ) { a = ''; }
- if ( typeof b != 'string' ) { b = ''; }
- var x = a.toLowerCase();
- var y = b.toLowerCase();
- return ((x < y) ? -1 : ((x > y) ? 1 : 0));
- },
- "string-desc": function ( a, b )
- {
- if ( typeof a != 'string' ) { a = ''; }
- if ( typeof b != 'string' ) { b = ''; }
- var x = a.toLowerCase();
- var y = b.toLowerCase();
- return ((x < y) ? 1 : ((x > y) ? -1 : 0));
- },
+ /* Cache the data get and set functions for speed */
+ var mRender = oCol.mRender ? _fnGetObjectDataFn( oCol.mRender ) : null;
+ var mData = _fnGetObjectDataFn( oCol.mData );
+ oCol.fnGetData = function (oData, sSpecific) {
+ var innerData = mData( oData, sSpecific );
- /*
- * html sorting (ignore html tags)
- */
- "html-asc": function ( a, b )
- {
- var x = a.replace( /<.*?>/g, "" ).toLowerCase();
- var y = b.replace( /<.*?>/g, "" ).toLowerCase();
- return ((x < y) ? -1 : ((x > y) ? 1 : 0));
- },
-
- "html-desc": function ( a, b )
- {
- var x = a.replace( /<.*?>/g, "" ).toLowerCase();
- var y = b.replace( /<.*?>/g, "" ).toLowerCase();
- return ((x < y) ? 1 : ((x > y) ? -1 : 0));
- },
-
-
- /*
- * date sorting
- */
- "date-asc": function ( a, b )
- {
- var x = Date.parse( a );
- var y = Date.parse( b );
+ if ( oCol.mRender && (sSpecific && sSpecific !== '') )
+ {
+ return mRender( innerData, sSpecific, oData );
+ }
+ return innerData;
+ };
+ oCol.fnSetData = _fnSetObjectDataFn( oCol.mData );
- if ( isNaN(x) || x==="" )
+ /* Feature sorting overrides column specific when off */
+ if ( !oSettings.oFeatures.bSort )
{
- x = Date.parse( "01/01/1970 00:00:00" );
+ oCol.bSortable = false;
}
- if ( isNaN(y) || y==="" )
- {
- y = Date.parse( "01/01/1970 00:00:00" );
- }
- return x - y;
- },
-
- "date-desc": function ( a, b )
- {
- var x = Date.parse( a );
- var y = Date.parse( b );
-
- if ( isNaN(x) || x==="" )
+ /* Check that the class assignment is correct for sorting */
+ if ( !oCol.bSortable ||
+ ($.inArray('asc', oCol.asSorting) == -1 && $.inArray('desc', oCol.asSorting) == -1) )
{
- x = Date.parse( "01/01/1970 00:00:00" );
+ oCol.sSortingClass = oSettings.oClasses.sSortableNone;
+ oCol.sSortingClassJUI = "";
}
- if ( isNaN(y) || y==="" )
+ else if ( oCol.bSortable ||
+ ($.inArray('asc', oCol.asSorting) == -1 && $.inArray('desc', oCol.asSorting) == -1) )
{
- y = Date.parse( "01/01/1970 00:00:00" );
+ oCol.sSortingClass = oSettings.oClasses.sSortable;
+ oCol.sSortingClassJUI = oSettings.oClasses.sSortJUI;
}
-
- return y - x;
- },
-
-
- /*
- * numerical sorting
- */
- "numeric-asc": function ( a, b )
- {
- var x = (a=="-" || a==="") ? 0 : a*1;
- var y = (b=="-" || b==="") ? 0 : b*1;
- return x - y;
- },
-
- "numeric-desc": function ( a, b )
- {
- var x = (a=="-" || a==="") ? 0 : a*1;
- var y = (b=="-" || b==="") ? 0 : b*1;
- return y - x;
- }
- };
-
-
- /*
- * Variable: aTypes
- * Purpose: Container for the various type of type detection that dataTables supports
- * Scope: jQuery.fn.dataTableExt
- * Notes: The functions in this array are expected to parse a string to see if it is a data
- * type that it recognises. If so then the function should return the name of the type (a
- * corresponding sort function should be defined!), if the type is not recognised then the
- * function should return null such that the parser and move on to check the next type.
- * Note that ordering is important in this array - the functions are processed linearly,
- * starting at index 0.
- * Note that the input for these functions is always a string! It cannot be any other data
- * type
- */
- _oExt.aTypes = [
- /*
- * Function: -
- * Purpose: Check to see if a string is numeric
- * Returns: string:'numeric' or null
- * Inputs: mixed:sText - string to check
- */
- function ( sData )
- {
- /* Allow zero length strings as a number */
- if ( typeof sData == 'number' )
+ else if ( $.inArray('asc', oCol.asSorting) != -1 && $.inArray('desc', oCol.asSorting) == -1 )
{
- return 'numeric';
+ oCol.sSortingClass = oSettings.oClasses.sSortableAsc;
+ oCol.sSortingClassJUI = oSettings.oClasses.sSortJUIAscAllowed;
}
- else if ( typeof sData != 'string' )
+ else if ( $.inArray('asc', oCol.asSorting) == -1 && $.inArray('desc', oCol.asSorting) != -1 )
{
- return null;
+ oCol.sSortingClass = oSettings.oClasses.sSortableDesc;
+ oCol.sSortingClassJUI = oSettings.oClasses.sSortJUIDescAllowed;
}
-
- var sValidFirstChars = "0123456789-";
- var sValidChars = "0123456789.";
- var Char;
- var bDecimal = false;
-
- /* Check for a valid first char (no period and allow negatives) */
- Char = sData.charAt(0);
- if (sValidFirstChars.indexOf(Char) == -1)
- {
- return null;
- }
-
- /* Check all the other characters are valid */
- for ( var i=1 ; i<sData.length ; i++ )
- {
- Char = sData.charAt(i);
- if (sValidChars.indexOf(Char) == -1)
- {
- return null;
- }
-
- /* Only allowed one decimal place... */
- if ( Char == "." )
- {
- if ( bDecimal )
- {
- return null;
- }
- bDecimal = true;
- }
- }
-
- return 'numeric';
- },
+ }
- /*
- * Function: -
- * Purpose: Check to see if a string is actually a formatted date
- * Returns: string:'date' or null
- * Inputs: string:sText - string to check
+
+ /**
+ * Adjust the table column widths for new data. Note: you would probably want to
+ * do a redraw after calling this function!
+ * @param {object} oSettings dataTables settings object
+ * @memberof DataTable#oApi
*/
- function ( sData )
+ function _fnAdjustColumnSizing ( oSettings )
{
- var iParse = Date.parse(sData);
- if ( (iParse !== null && !isNaN(iParse)) || (typeof sData == 'string' && sData.length === 0) )
+ /* Not interested in doing column width calculation if auto-width is disabled */
+ if ( oSettings.oFeatures.bAutoWidth === false )
{
- return 'date';
+ return false;
}
- return null;
- },
-
- /*
- * Function: -
- * Purpose: Check to see if a string should be treated as an HTML string
- * Returns: string:'html' or null
- * Inputs: string:sText - string to check
- */
- function ( sData )
- {
- if ( typeof sData == 'string' && sData.indexOf('<') != -1 && sData.indexOf('>') != -1 )
+
+ _fnCalculateColumnWidths( oSettings );
+ for ( var i=0 , iLen=oSettings.aoColumns.length ; i<iLen ; i++ )
{
- return 'html';
+ oSettings.aoColumns[i].nTh.style.width = oSettings.aoColumns[i].sWidth;
}
- return null;
}
- ];
-
- /*
- * Function: fnVersionCheck
- * Purpose: Check a version string against this version of DataTables. Useful for plug-ins
- * Returns: bool:true -this version of DataTables is greater or equal to the required version
- * false -this version of DataTales is not suitable
- * Inputs: string:sVersion - the version to check against. May be in the following formats:
- * "a", "a.b" or "a.b.c"
- * Notes: This function will only check the first three parts of a version string. It is
- * assumed that beta and dev versions will meet the requirements. This might change in future
- */
- _oExt.fnVersionCheck = function( sVersion )
- {
- /* This is cheap, but very effective */
- var fnZPad = function (Zpad, count)
- {
- while(Zpad.length < count) {
- Zpad += '0';
- }
- return Zpad;
- };
- var aThis = _oExt.sVersion.split('.');
- var aThat = sVersion.split('.');
- var sThis = '', sThat = '';
- for ( var i=0, iLen=aThat.length ; i<iLen ; i++ )
- {
- sThis += fnZPad( aThis[i], 3 );
- sThat += fnZPad( aThat[i], 3 );
- }
- return parseInt(sThis, 10) >= parseInt(sThat, 10);
- };
-
- /*
- * Variable: _oExternConfig
- * Purpose: Store information for DataTables to access globally about other instances
- * Scope: jQuery.fn.dataTableExt
- */
- _oExt._oExternConfig = {
- /* int:iNextUnique - next unique number for an instance */
- "iNextUnique": 0
- };
-
-
- /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- * Section - DataTables prototype
- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
-
- /*
- * Function: dataTable
- * Purpose: DataTables information
- * Returns: -
- * Inputs: object:oInit - initalisation options for the table
- */
- $.fn.dataTable = function( oInit )
- {
- /*
- * Function: classSettings
- * Purpose: Settings container function for all 'class' properties which are required
- * by dataTables
- * Returns: -
- * Inputs: -
+ /**
+ * Covert the index of a visible column to the index in the data array (take account
+ * of hidden columns)
+ * @param {object} oSettings dataTables settings object
+ * @param {int} iMatch Visible column index to lookup
+ * @returns {int} i the data index
+ * @memberof DataTable#oApi
*/
- function classSettings ()
+ function _fnVisibleToColumnIndex( oSettings, iMatch )
{
- this.fnRecordsTotal = function ()
- {
- if ( this.oFeatures.bServerSide ) {
- return parseInt(this._iRecordsTotal, 10);
- } else {
- return this.aiDisplayMaster.length;
- }
- };
-
- this.fnRecordsDisplay = function ()
- {
- if ( this.oFeatures.bServerSide ) {
- return parseInt(this._iRecordsDisplay, 10);
- } else {
- return this.aiDisplay.length;
- }
- };
-
- this.fnDisplayEnd = function ()
- {
- if ( this.oFeatures.bServerSide ) {
- if ( this.oFeatures.bPaginate === false || this._iDisplayLength == -1 ) {
- return this._iDisplayStart+this.aiDisplay.length;
- } else {
- return Math.min( this._iDisplayStart+this._iDisplayLength,
- this._iRecordsDisplay );
- }
- } else {
- return this._iDisplayEnd;
- }
- };
-
- /*
- * Variable: oInstance
- * Purpose: The DataTables object for this table
- * Scope: jQuery.dataTable.classSettings
- */
- this.oInstance = null;
-
- /*
- * Variable: sInstance
- * Purpose: Unique idendifier for each instance of the DataTables object
- * Scope: jQuery.dataTable.classSettings
- */
- this.sInstance = null;
-
- /*
- * Variable: oFeatures
- * Purpose: Indicate the enablement of key dataTable features
- * Scope: jQuery.dataTable.classSettings
- */
- this.oFeatures = {
- "bPaginate": true,
- "bLengthChange": true,
- "bFilter": true,
- "bSort": true,
- "bInfo": true,
- "bAutoWidth": true,
- "bProcessing": false,
- "bSortClasses": true,
- "bStateSave": false,
- "bServerSide": false,
- "bDeferRender": false
- };
-
- /*
- * Variable: oScroll
- * Purpose: Container for scrolling options
- * Scope: jQuery.dataTable.classSettings
- */
- this.oScroll = {
- "sX": "",
- "sXInner": "",
- "sY": "",
- "bCollapse": false,
- "bInfinite": false,
- "iLoadGap": 100,
- "iBarWidth": 0,
- "bAutoCss": true
- };
-
- /*
- * Variable: aanFeatures
- * Purpose: Array referencing the nodes which are used for the features
- * Scope: jQuery.dataTable.classSettings
- * Notes: The parameters of this object match what is allowed by sDom - i.e.
- * 'l' - Length changing
- * 'f' - Filtering input
- * 't' - The table!
- * 'i' - Information
- * 'p' - Pagination
- * 'r' - pRocessing
- */
- this.aanFeatures = [];
-
- /*
- * Variable: oLanguage
- * Purpose: Store the language strings used by dataTables
- * Scope: jQuery.dataTable.classSettings
- * Notes: The words in the format _VAR_ are variables which are dynamically replaced
- * by javascript
- */
- this.oLanguage = {
- "sProcessing": "Processing...",
- "sLengthMenu": "Show _MENU_ entries",
- "sZeroRecords": "No matching records found",
- "sEmptyTable": "No data available in table",
- "sLoadingRecords": "Loading...",
- "sInfo": "Showing _START_ to _END_ of _TOTAL_ entries",
- "sInfoEmpty": "Showing 0 to 0 of 0 entries",
- "sInfoFiltered": "(filtered from _MAX_ total entries)",
- "sInfoPostFix": "",
- "sSearch": "Search:",
- "sUrl": "",
- "oPaginate": {
- "sFirst": "First",
- "sPrevious": "Previous",
- "sNext": "Next",
- "sLast": "Last"
- },
- "fnInfoCallback": null
- };
-
- /*
- * Variable: aoData
- * Purpose: Store data information
- * Scope: jQuery.dataTable.classSettings
- * Notes: This is an array of objects with the following parameters:
- * int: _iId - internal id for tracking
- * array: _aData - internal data - used for sorting / filtering etc
- * node: nTr - display node
- * array node: _anHidden - hidden TD nodes
- * string: _sRowStripe
- */
- this.aoData = [];
-
- /*
- * Variable: aiDisplay
- * Purpose: Array of indexes which are in the current display (after filtering etc)
- * Scope: jQuery.dataTable.classSettings
- */
- this.aiDisplay = [];
-
- /*
- * Variable: aiDisplayMaster
- * Purpose: Array of indexes for display - no filtering
- * Scope: jQuery.dataTable.classSettings
- */
- this.aiDisplayMaster = [];
-
- /*
- * Variable: aoColumns
- * Purpose: Store information about each column that is in use
- * Scope: jQuery.dataTable.classSettings
- */
- this.aoColumns = [];
-
- /*
- * Variable: aoHeader
- * Purpose: Store information about the table's header
- * Scope: jQuery.dataTable.classSettings
- */
- this.aoHeader = [];
-
- /*
- * Variable: aoFooter
- * Purpose: Store information about the table's footer
- * Scope: jQuery.dataTable.classSettings
- */
- this.aoFooter = [];
-
- /*
- * Variable: iNextId
- * Purpose: Store the next unique id to be used for a new row
- * Scope: jQuery.dataTable.classSettings
- */
- this.iNextId = 0;
-
- /*
- * Variable: asDataSearch
- * Purpose: Search data array for regular expression searching
- * Scope: jQuery.dataTable.classSettings
- */
- this.asDataSearch = [];
-
- /*
- * Variable: oPreviousSearch
- * Purpose: Store the previous search incase we want to force a re-search
- * or compare the old search to a new one
- * Scope: jQuery.dataTable.classSettings
- */
- this.oPreviousSearch = {
- "sSearch": "",
- "bRegex": false,
- "bSmart": true
- };
-
- /*
- * Variable: aoPreSearchCols
- * Purpose: Store the previous search for each column
- * Scope: jQuery.dataTable.classSettings
- */
- this.aoPreSearchCols = [];
-
- /*
- * Variable: aaSorting
- * Purpose: Sorting information
- * Scope: jQuery.dataTable.classSettings
- * Notes: Index 0 - column number
- * Index 1 - current sorting direction
- * Index 2 - index of asSorting for this column
- */
- this.aaSorting = [ [0, 'asc', 0] ];
-
- /*
- * Variable: aaSortingFixed
- * Purpose: Sorting information that is always applied
- * Scope: jQuery.dataTable.classSettings
- */
- this.aaSortingFixed = null;
-
- /*
- * Variable: asStripClasses
- * Purpose: Classes to use for the striping of a table
- * Scope: jQuery.dataTable.classSettings
- */
- this.asStripClasses = [];
-
- /*
- * Variable: asDestoryStrips
- * Purpose: If restoring a table - we should restore it's striping classes as well
- * Scope: jQuery.dataTable.classSettings
- */
- this.asDestoryStrips = [];
-
- /*
- * Variable: sDestroyWidth
- * Purpose: If restoring a table - we should restore it's width
- * Scope: jQuery.dataTable.classSettings
- */
- this.sDestroyWidth = 0;
-
- /*
- * Variable: fnRowCallback
- * Purpose: Call this function every time a row is inserted (draw)
- * Scope: jQuery.dataTable.classSettings
- */
- this.fnRowCallback = null;
-
- /*
- * Variable: fnHeaderCallback
- * Purpose: Callback function for the header on each draw
- * Scope: jQuery.dataTable.classSettings
- */
- this.fnHeaderCallback = null;
-
- /*
- * Variable: fnFooterCallback
- * Purpose: Callback function for the footer on each draw
- * Scope: jQuery.dataTable.classSettings
- */
- this.fnFooterCallback = null;
-
- /*
- * Variable: aoDrawCallback
- * Purpose: Array of callback functions for draw callback functions
- * Scope: jQuery.dataTable.classSettings
- * Notes: Each array element is an object with the following parameters:
- * function:fn - function to call
- * string:sName - name callback (feature). useful for arranging array
- */
- this.aoDrawCallback = [];
-
- /*
- * Variable: fnPreDrawCallback
- * Purpose: Callback function for just before the table is redrawn. A return of false
- * will be used to cancel the draw.
- * Scope: jQuery.dataTable.classSettings
- */
- this.fnPreDrawCallback = null;
-
- /*
- * Variable: fnInitComplete
- * Purpose: Callback function for when the table has been initalised
- * Scope: jQuery.dataTable.classSettings
- */
- this.fnInitComplete = null;
-
- /*
- * Variable: sTableId
- * Purpose: Cache the table ID for quick access
- * Scope: jQuery.dataTable.classSettings
- */
- this.sTableId = "";
-
- /*
- * Variable: nTable
- * Purpose: Cache the table node for quick access
- * Scope: jQuery.dataTable.classSettings
- */
- this.nTable = null;
-
- /*
- * Variable: nTHead
- * Purpose: Permanent ref to the thead element
- * Scope: jQuery.dataTable.classSettings
- */
- this.nTHead = null;
-
- /*
- * Variable: nTFoot
- * Purpose: Permanent ref to the tfoot element - if it exists
- * Scope: jQuery.dataTable.classSettings
- */
- this.nTFoot = null;
-
- /*
- * Variable: nTBody
- * Purpose: Permanent ref to the tbody element
- * Scope: jQuery.dataTable.classSettings
- */
- this.nTBody = null;
-
- /*
- * Variable: nTableWrapper
- * Purpose: Cache the wrapper node (contains all DataTables controlled elements)
- * Scope: jQuery.dataTable.classSettings
- */
- this.nTableWrapper = null;
-
- /*
- * Variable: bDeferLoading
- * Purpose: Indicate if when using server-side processing the loading of data
- * should be deferred until the second draw
- * Scope: jQuery.dataTable.classSettings
- */
- this.bDeferLoading = false;
-
- /*
- * Variable: bInitialised
- * Purpose: Indicate if all required information has been read in
- * Scope: jQuery.dataTable.classSettings
- */
- this.bInitialised = false;
-
- /*
- * Variable: aoOpenRows
- * Purpose: Information about open rows
- * Scope: jQuery.dataTable.classSettings
- * Notes: Has the parameters 'nTr' and 'nParent'
- */
- this.aoOpenRows = [];
-
- /*
- * Variable: sDom
- * Purpose: Dictate the positioning that the created elements will take
- * Scope: jQuery.dataTable.classSettings
- * Notes:
- * The following options are allowed:
- * 'l' - Length changing
- * 'f' - Filtering input
- * 't' - The table!
- * 'i' - Information
- * 'p' - Pagination
- * 'r' - pRocessing
- * The following constants are allowed:
- * 'H' - jQueryUI theme "header" classes
- * 'F' - jQueryUI theme "footer" classes
- * The following syntax is expected:
- * '<' and '>' - div elements
- * '<"class" and '>' - div with a class
- * Examples:
- * '<"wrapper"flipt>', '<lf<t>ip>'
- */
- this.sDom = 'lfrtip';
-
- /*
- * Variable: sPaginationType
- * Purpose: Note which type of sorting should be used
- * Scope: jQuery.dataTable.classSettings
- */
- this.sPaginationType = "two_button";
-
- /*
- * Variable: iCookieDuration
- * Purpose: The cookie duration (for bStateSave) in seconds - default 2 hours
- * Scope: jQuery.dataTable.classSettings
- */
- this.iCookieDuration = 60 * 60 * 2;
-
- /*
- * Variable: sCookiePrefix
- * Purpose: The cookie name prefix
- * Scope: jQuery.dataTable.classSettings
- */
- this.sCookiePrefix = "SpryMedia_DataTables_";
-
- /*
- * Variable: fnCookieCallback
- * Purpose: Callback function for cookie creation
- * Scope: jQuery.dataTable.classSettings
- */
- this.fnCookieCallback = null;
-
- /*
- * Variable: aoStateSave
- * Purpose: Array of callback functions for state saving
- * Scope: jQuery.dataTable.classSettings
- * Notes: Each array element is an object with the following parameters:
- * function:fn - function to call. Takes two parameters, oSettings and the JSON string to
- * save that has been thus far created. Returns a JSON string to be inserted into a
- * json object (i.e. '"param": [ 0, 1, 2]')
- * string:sName - name of callback
- */
- this.aoStateSave = [];
-
- /*
- * Variable: aoStateLoad
- * Purpose: Array of callback functions for state loading
- * Scope: jQuery.dataTable.classSettings
- * Notes: Each array element is an object with the following parameters:
- * function:fn - function to call. Takes two parameters, oSettings and the object stored.
- * May return false to cancel state loading.
- * string:sName - name of callback
- */
- this.aoStateLoad = [];
-
- /*
- * Variable: oLoadedState
- * Purpose: State that was loaded from the cookie. Useful for back reference
- * Scope: jQuery.dataTable.classSettings
- */
- this.oLoadedState = null;
-
- /*
- * Variable: sAjaxSource
- * Purpose: Source url for AJAX data for the table
- * Scope: jQuery.dataTable.classSettings
- */
- this.sAjaxSource = null;
-
- /*
- * Variable: sAjaxDataProp
- * Purpose: Property from a given object from which to read the table data from. This can
- * be an empty string (when not server-side processing), in which case it is
- * assumed an an array is given directly.
- * Scope: jQuery.dataTable.classSettings
- */
- this.sAjaxDataProp = 'aaData';
-
- /*
- * Variable: bAjaxDataGet
- * Purpose: Note if draw should be blocked while getting data
- * Scope: jQuery.dataTable.classSettings
- */
- this.bAjaxDataGet = true;
-
- /*
- * Variable: jqXHR
- * Purpose: The last jQuery XHR object that was used for server-side data gathering.
- * This can be used for working with the XHR information in one of the callbacks
- * Scope: jQuery.dataTable.classSettings
- */
- this.jqXHR = null;
-
- /*
- * Variable: fnServerData
- * Purpose: Function to get the server-side data - can be overruled by the developer
- * Scope: jQuery.dataTable.classSettings
- */
- this.fnServerData = function ( url, data, callback, settings ) {
- settings.jqXHR = $.ajax( {
- "url": url,
- "data": data,
- "success": callback,
- "dataType": "json",
- "cache": false,
- "error": function (xhr, error, thrown) {
- if ( error == "parsererror" ) {
- alert( "DataTables warning: JSON data from server could not be parsed. "+
- "This is caused by a JSON formatting error." );
- }
- }
- } );
- };
-
- /*
- * Variable: fnFormatNumber
- * Purpose: Format numbers for display
- * Scope: jQuery.dataTable.classSettings
- */
- this.fnFormatNumber = function ( iIn )
- {
- if ( iIn < 1000 )
- {
- /* A small optimisation for what is likely to be the vast majority of use cases */
- return iIn;
- }
- else
- {
- var s=(iIn+""), a=s.split(""), out="", iLen=s.length;
-
- for ( var i=0 ; i<iLen ; i++ )
- {
- if ( i%3 === 0 && i !== 0 )
- {
- out = ','+out;
- }
- out = a[iLen-i-1]+out;
- }
- }
- return out;
- };
-
- /*
- * Variable: aLengthMenu
- * Purpose: List of options that can be used for the user selectable length menu
- * Scope: jQuery.dataTable.classSettings
- * Note: This varaible can take for form of a 1D array, in which case the value and the
- * displayed value in the menu are the same, or a 2D array in which case the value comes
- * from the first array, and the displayed value to the end user comes from the second
- * array. 2D example: [ [ 10, 25, 50, 100, -1 ], [ 10, 25, 50, 100, 'All' ] ];
- */
- this.aLengthMenu = [ 10, 25, 50, 100 ];
-
- /*
- * Variable: iDraw
- * Purpose: Counter for the draws that the table does. Also used as a tracker for
- * server-side processing
- * Scope: jQuery.dataTable.classSettings
- */
- this.iDraw = 0;
-
- /*
- * Variable: bDrawing
- * Purpose: Indicate if a redraw is being done - useful for Ajax
- * Scope: jQuery.dataTable.classSettings
- */
- this.bDrawing = 0;
-
- /*
- * Variable: iDrawError
- * Purpose: Last draw error
- * Scope: jQuery.dataTable.classSettings
- */
- this.iDrawError = -1;
-
- /*
- * Variable: _iDisplayLength, _iDisplayStart, _iDisplayEnd
- * Purpose: Display length variables
- * Scope: jQuery.dataTable.classSettings
- * Notes: These variable must NOT be used externally to get the data length. Rather, use
- * the fnRecordsTotal() (etc) functions.
- */
- this._iDisplayLength = 10;
- this._iDisplayStart = 0;
- this._iDisplayEnd = 10;
-
- /*
- * Variable: _iRecordsTotal, _iRecordsDisplay
- * Purpose: Display length variables used for server side processing
- * Scope: jQuery.dataTable.classSettings
- * Notes: These variable must NOT be used externally to get the data length. Rather, use
- * the fnRecordsTotal() (etc) functions.
- */
- this._iRecordsTotal = 0;
- this._iRecordsDisplay = 0;
-
- /*
- * Variable: bJUI
- * Purpose: Should we add the markup needed for jQuery UI theming?
- * Scope: jQuery.dataTable.classSettings
- */
- this.bJUI = false;
-
- /*
- * Variable: oClasses
- * Purpose: Should we add the markup needed for jQuery UI theming?
- * Scope: jQuery.dataTable.classSettings
- */
- this.oClasses = _oExt.oStdClasses;
-
- /*
- * Variable: bFiltered and bSorted
- * Purpose: Flags to allow callback functions to see what actions have been performed
- * Scope: jQuery.dataTable.classSettings
- */
- this.bFiltered = false;
- this.bSorted = false;
-
- /*
- * Variable: bSortCellsTop
- * Purpose: Indicate that if multiple rows are in the header and there is more than one
- * unique cell per column, if the top one (true) or bottom one (false) should
- * be used for sorting / title by DataTables
- * Scope: jQuery.dataTable.classSettings
- */
- this.bSortCellsTop = false;
-
- /*
- * Variable: oInit
- * Purpose: Initialisation object that is used for the table
- * Scope: jQuery.dataTable.classSettings
- */
- this.oInit = null;
+ var aiVis = _fnGetColumns( oSettings, 'bVisible' );
+
+ return typeof aiVis[iMatch] === 'number' ?
+ aiVis[iMatch] :
+ null;
}
- /*
- * Variable: oApi
- * Purpose: Container for publicly exposed 'private' functions
- * Scope: jQuery.dataTable
- */
- this.oApi = {};
-
- /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- * Section - API functions
- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
-
- /*
- * Function: fnDraw
- * Purpose: Redraw the table
- * Returns: -
- * Inputs: bool:bComplete - Refilter and resort (if enabled) the table before the draw.
- * Optional: default - true
+ /**
+ * Covert the index of an index in the data array and convert it to the visible
+ * column index (take account of hidden columns)
+ * @param {int} iMatch Column index to lookup
+ * @param {object} oSettings dataTables settings object
+ * @returns {int} i the data index
+ * @memberof DataTable#oApi
*/
- this.fnDraw = function( bComplete )
+ function _fnColumnIndexToVisible( oSettings, iMatch )
{
- var oSettings = _fnSettingsFromNode( this[_oExt.iApiIndex] );
- if ( typeof bComplete != 'undefined' && bComplete === false )
- {
- _fnCalculateEnd( oSettings );
- _fnDraw( oSettings );
- }
- else
- {
- _fnReDraw( oSettings );
- }
- };
+ var aiVis = _fnGetColumns( oSettings, 'bVisible' );
+ var iPos = $.inArray( iMatch, aiVis );
- /*
- * Function: fnFilter
- * Purpose: Filter the input based on data
- * Returns: -
- * Inputs: string:sInput - string to filter the table on
- * int:iColumn - optional - column to limit filtering to
- * bool:bRegex - optional - treat as regular expression or not - default false
- * bool:bSmart - optional - perform smart filtering or not - default true
- * bool:bShowGlobal - optional - show the input global filter in it's input box(es)
- * - default true
- */
- this.fnFilter = function( sInput, iColumn, bRegex, bSmart, bShowGlobal )
- {
- var oSettings = _fnSettingsFromNode( this[_oExt.iApiIndex] );
-
- if ( !oSettings.oFeatures.bFilter )
- {
- return;
- }
-
- if ( typeof bRegex == 'undefined' )
- {
- bRegex = false;
- }
-
- if ( typeof bSmart == 'undefined' )
- {
- bSmart = true;
- }
-
- if ( typeof bShowGlobal == 'undefined' )
- {
- bShowGlobal = true;
- }
-
- if ( typeof iColumn == "undefined" || iColumn === null )
- {
- /* Global filter */
- _fnFilterComplete( oSettings, {
- "sSearch":sInput,
- "bRegex": bRegex,
- "bSmart": bSmart
- }, 1 );
-
- if ( bShowGlobal && typeof oSettings.aanFeatures.f != 'undefined' )
- {
- var n = oSettings.aanFeatures.f;
- for ( var i=0, iLen=n.length ; i<iLen ; i++ )
- {
- $('input', n[i]).val( sInput );
- }
- }
- }
- else
- {
- /* Single column filter */
- oSettings.aoPreSearchCols[ iColumn ].sSearch = sInput;
- oSettings.aoPreSearchCols[ iColumn ].bRegex = bRegex;
- oSettings.aoPreSearchCols[ iColumn ].bSmart = bSmart;
- _fnFilterComplete( oSettings, oSettings.oPreviousSearch, 1 );
- }
- };
+ return iPos !== -1 ? iPos : null;
+ }
- /*
- * Function: fnSettings
- * Purpose: Get the settings for a particular table for extern. manipulation
- * Returns: -
- * Inputs: -
- */
- this.fnSettings = function( nNode )
- {
- return _fnSettingsFromNode( this[_oExt.iApiIndex] );
- };
- /*
- * Function: fnVersionCheck
- * Notes: The function is the same as the 'static' function provided in the ext variable
+ /**
+ * Get the number of visible columns
+ * @param {object} oSettings dataTables settings object
+ * @returns {int} i the number of visible columns
+ * @memberof DataTable#oApi
*/
- this.fnVersionCheck = _oExt.fnVersionCheck;
-
- /*
- * Function: fnSort
- * Purpose: Sort the table by a particular row
- * Returns: -
- * Inputs: int:iCol - the data index to sort on. Note that this will
- * not match the 'display index' if you have hidden data entries
- */
- this.fnSort = function( aaSort )
+ function _fnVisbleColumns( oSettings )
{
- var oSettings = _fnSettingsFromNode( this[_oExt.iApiIndex] );
- oSettings.aaSorting = aaSort;
- _fnSort( oSettings );
- };
+ return _fnGetColumns( oSettings, 'bVisible' ).length;
+ }
- /*
- * Function: fnSortListener
- * Purpose: Attach a sort listener to an element for a given column
- * Returns: -
- * Inputs: node:nNode - the element to attach the sort listener to
- * int:iColumn - the column that a click on this node will sort on
- * function:fnCallback - callback function when sort is run - optional
- */
- this.fnSortListener = function( nNode, iColumn, fnCallback )
- {
- _fnSortAttachListener( _fnSettingsFromNode( this[_oExt.iApiIndex] ), nNode, iColumn,
- fnCallback );
- };
- /*
- * Function: fnAddData
- * Purpose: Add new row(s) into the table
- * Returns: array int: array of indexes (aoData) which have been added (zero length on error)
- * Inputs: array:mData - the data to be added. The length must match
- * the original data from the DOM
- * or
- * array array:mData - 2D array of data to be added
- * bool:bRedraw - redraw the table or not - default true
- * Notes: Warning - the refilter here will cause the table to redraw
- * starting at zero
- * Notes: Thanks to Yekimov Denis for contributing the basis for this function!
+ /**
+ * Get an array of column indexes that match a given property
+ * @param {object} oSettings dataTables settings object
+ * @param {string} sParam Parameter in aoColumns to look for - typically
+ * bVisible or bSearchable
+ * @returns {array} Array of indexes with matched properties
+ * @memberof DataTable#oApi
*/
- this.fnAddData = function( mData, bRedraw )
+ function _fnGetColumns( oSettings, sParam )
{
- if ( mData.length === 0 )
- {
- return [];
- }
-
- var aiReturn = [];
- var iTest;
-
- /* Find settings from table node */
- var oSettings = _fnSettingsFromNode( this[_oExt.iApiIndex] );
-
- /* Check if we want to add multiple rows or not */
- if ( typeof mData[0] == "object" )
- {
- for ( var i=0 ; i<mData.length ; i++ )
- {
- iTest = _fnAddData( oSettings, mData[i] );
- if ( iTest == -1 )
- {
- return aiReturn;
- }
- aiReturn.push( iTest );
- }
- }
- else
- {
- iTest = _fnAddData( oSettings, mData );
- if ( iTest == -1 )
- {
- return aiReturn;
- }
- aiReturn.push( iTest );
- }
-
- oSettings.aiDisplay = oSettings.aiDisplayMaster.slice();
-
- if ( typeof bRedraw == 'undefined' || bRedraw )
- {
- _fnReDraw( oSettings );
- }
- return aiReturn;
- };
+ var a = [];
- /*
- * Function: fnDeleteRow
- * Purpose: Remove a row for the table
- * Returns: array:aReturn - the row that was deleted
- * Inputs: mixed:mTarget -
- * int: - index of aoData to be deleted, or
- * node(TR): - TR element you want to delete
- * function:fnCallBack - callback function - default null
- * bool:bRedraw - redraw the table or not - default true
- */
- this.fnDeleteRow = function( mTarget, fnCallBack, bRedraw )
- {
- /* Find settings from table node */
- var oSettings = _fnSettingsFromNode( this[_oExt.iApiIndex] );
- var i, iAODataIndex;
-
- iAODataIndex = (typeof mTarget == 'object') ?
- _fnNodeToDataIndex(oSettings, mTarget) : mTarget;
-
- /* Return the data array from this row */
- var oData = oSettings.aoData.splice( iAODataIndex, 1 );
-
- /* Remove the target row from the search array */
- var iDisplayIndex = $.inArray( iAODataIndex, oSettings.aiDisplay );
- oSettings.asDataSearch.splice( iDisplayIndex, 1 );
-
- /* Delete from the display arrays */
- _fnDeleteIndex( oSettings.aiDisplayMaster, iAODataIndex );
- _fnDeleteIndex( oSettings.aiDisplay, iAODataIndex );
-
- /* If there is a user callback function - call it */
- if ( typeof fnCallBack == "function" )
- {
- fnCallBack.call( this, oSettings, oData );
- }
-
- /* Check for an 'overflow' they case for dislaying the table */
- if ( oSettings._iDisplayStart >= oSettings.aiDisplay.length )
- {
- oSettings._iDisplayStart -= oSettings._iDisplayLength;
- if ( oSettings._iDisplayStart < 0 )
- {
- oSettings._iDisplayStart = 0;
+ $.map( oSettings.aoColumns, function(val, i) {
+ if ( val[sParam] ) {
+ a.push( i );
}
- }
-
- if ( typeof bRedraw == 'undefined' || bRedraw )
- {
- _fnCalculateEnd( oSettings );
- _fnDraw( oSettings );
- }
-
- return oData;
- };
+ } );
- /*
- * Function: fnClearTable
- * Purpose: Quickly and simply clear a table
- * Returns: -
- * Inputs: bool:bRedraw - redraw the table or not - default true
- * Notes: Thanks to Yekimov Denis for contributing the basis for this function!
- */
- this.fnClearTable = function( bRedraw )
- {
- /* Find settings from table node */
- var oSettings = _fnSettingsFromNode( this[_oExt.iApiIndex] );
- _fnClearTable( oSettings );
-
- if ( typeof bRedraw == 'undefined' || bRedraw )
- {
- _fnDraw( oSettings );
- }
- };
+ return a;
+ }
- /*
- * Function: fnOpen
- * Purpose: Open a display row (append a row after the row in question)
- * Returns: node:nNewRow - the row opened
- * Inputs: node:nTr - the table row to 'open'
- * string|node|jQuery:mHtml - the HTML to put into the row
- * string:sClass - class to give the new TD cell
- */
- this.fnOpen = function( nTr, mHtml, sClass )
- {
- /* Find settings from table node */
- var oSettings = _fnSettingsFromNode( this[_oExt.iApiIndex] );
-
- /* the old open one if there is one */
- this.fnClose( nTr );
-
- var nNewRow = document.createElement("tr");
- var nNewCell = document.createElement("td");
- nNewRow.appendChild( nNewCell );
- nNewCell.className = sClass;
- nNewCell.colSpan = _fnVisbleColumns( oSettings );
-
- if( typeof mHtml.jquery != 'undefined' || typeof mHtml == "object" )
- {
- nNewCell.appendChild( mHtml );
- }
- else
- {
- nNewCell.innerHTML = mHtml;
- }
-
- /* If the nTr isn't on the page at the moment - then we don't insert at the moment */
- var nTrs = $('tr', oSettings.nTBody);
- if ( $.inArray(nTr, nTrs) != -1 )
- {
- $(nNewRow).insertAfter(nTr);
- }
-
- oSettings.aoOpenRows.push( {
- "nTr": nNewRow,
- "nParent": nTr
- } );
-
- return nNewRow;
- };
- /*
- * Function: fnClose
- * Purpose: Close a display row
- * Returns: int: 0 (success) or 1 (failed)
- * Inputs: node:nTr - the table row to 'close'
+ /**
+ * Get the sort type based on an input string
+ * @param {string} sData data we wish to know the type of
+ * @returns {string} type (defaults to 'string' if no type can be detected)
+ * @memberof DataTable#oApi
*/
- this.fnClose = function( nTr )
+ function _fnDetectType( sData )
{
- /* Find settings from table node */
- var oSettings = _fnSettingsFromNode( this[_oExt.iApiIndex] );
+ var aTypes = DataTable.ext.aTypes;
+ var iLen = aTypes.length;
- for ( var i=0 ; i<oSettings.aoOpenRows.length ; i++ )
+ for ( var i=0 ; i<iLen ; i++ )
{
- if ( oSettings.aoOpenRows[i].nParent == nTr )
+ var sType = aTypes[i]( sData );
+ if ( sType !== null )
{
- var nTrParent = oSettings.aoOpenRows[i].nTr.parentNode;
- if ( nTrParent )
- {
- /* Remove it if it is currently on display */
- nTrParent.removeChild( oSettings.aoOpenRows[i].nTr );
- }
- oSettings.aoOpenRows.splice( i, 1 );
- return 0;
+ return sType;
}
}
- return 1;
- };
-
- /*
- * Function: fnGetData
- * Purpose: Return an array with the data which is used to make up the table
- * Returns: array array string: 2d data array ([row][column]) or array string: 1d data array
- * or string if both row and column are given
- * Inputs: mixed:mRow - optional - if not present, then the full 2D array for the table
- * if given then:
- * int: - return data object for aoData entry of this index
- * node(TR): - return data object for this TR element
- * int:iCol - optional - the column that you want the data of. This will take into
- * account mDataProp and return the value DataTables uses for this column
- */
- this.fnGetData = function( mRow, iCol )
- {
- var oSettings = _fnSettingsFromNode( this[_oExt.iApiIndex] );
- if ( typeof mRow != 'undefined' )
- {
- var iRow = (typeof mRow == 'object') ?
- _fnNodeToDataIndex(oSettings, mRow) : mRow;
-
- if ( typeof iCol != 'undefined' )
- {
- return _fnGetCellData( oSettings, iRow, iCol, '' );
- }
- return (typeof oSettings.aoData[iRow] != 'undefined') ?
- oSettings.aoData[iRow]._aData : null;
- }
- return _fnGetDataMaster( oSettings );
- };
+ return 'string';
+ }
- /*
- * Function: fnGetNodes
- * Purpose: Return an array with the TR nodes used for drawing the table
- * Returns: array node: TR elements
- * or
- * node (if iRow specified)
- * Inputs: int:iRow - optional - if present then the array returned will be the node for
- * the row with the index 'iRow'
- */
- this.fnGetNodes = function( iRow )
- {
- var oSettings = _fnSettingsFromNode( this[_oExt.iApiIndex] );
-
- if ( typeof iRow != 'undefined' )
- {
- return (typeof oSettings.aoData[iRow] != 'undefined') ? oSettings.aoData[iRow].nTr : null;
- }
- return _fnGetTrNodes( oSettings );
- };
- /*
- * Function: fnGetPosition
- * Purpose: Get the array indexes of a particular cell from it's DOM element
- * Returns: int: - row index, or array[ int, int, int ]: - row index, column index (visible)
- * and column index including hidden columns
- * Inputs: node:nNode - this can either be a TR, TD or TH in the table's body, the return is
- * dependent on this input
+ /**
+ * Figure out how to reorder a display list
+ * @param {object} oSettings dataTables settings object
+ * @returns array {int} aiReturn index list for reordering
+ * @memberof DataTable#oApi
*/
- this.fnGetPosition = function( nNode )
+ function _fnReOrderIndex ( oSettings, sColumns )
{
- var oSettings = _fnSettingsFromNode( this[_oExt.iApiIndex] );
- var sNodeName = nNode.nodeName.toUpperCase();
+ var aColumns = sColumns.split(',');
+ var aiReturn = [];
- if ( sNodeName == "TR" )
+ for ( var i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )
{
- return _fnNodeToDataIndex(oSettings, nNode);
- }
- else if ( sNodeName == "TD" || sNodeName == "TH" )
- {
- var iDataIndex = _fnNodeToDataIndex(oSettings, nNode.parentNode);
- var anCells = _fnGetTdNodes( oSettings, iDataIndex );
-
- for ( var i=0 ; i<oSettings.aoColumns.length ; i++ )
+ for ( var j=0 ; j<iLen ; j++ )
{
- if ( anCells[i] == nNode )
+ if ( oSettings.aoColumns[i].sName == aColumns[j] )
{
- return [ iDataIndex, _fnColumnIndexToVisible(oSettings, i ), i ];
+ aiReturn.push( j );
+ break;
}
}
}
- return null;
- };
+
+ return aiReturn;
+ }
- /*
- * Function: fnUpdate
- * Purpose: Update a table cell or row - this method will accept either a single value to
- * update the cell with, an array of values with one element for each column or
- * an object in the same format as the original data source. The function is
- * self-referencing in order to make the multi column updates easier.
- * Returns: int: 0 okay, 1 error
- * Inputs: object | array string | string:mData - data to update the cell/row with
- * mixed:mRow -
- * int: - index of aoData to be updated, or
- * node(TR): - TR element you want to update
- * int:iColumn - the column to update - optional (not used of mData is an array or object)
- * bool:bRedraw - redraw the table or not - default true
- * bool:bAction - perform predraw actions or not (you will want this as 'true' if
- * you have bRedraw as true) - default true
+
+ /**
+ * Get the column ordering that DataTables expects
+ * @param {object} oSettings dataTables settings object
+ * @returns {string} comma separated list of names
+ * @memberof DataTable#oApi
*/
- this.fnUpdate = function( mData, mRow, iColumn, bRedraw, bAction )
+ function _fnColumnOrdering ( oSettings )
{
- var oSettings = _fnSettingsFromNode( this[_oExt.iApiIndex] );
- var iVisibleColumn, i, iLen, sDisplay;
- var iRow = (typeof mRow == 'object') ?
- _fnNodeToDataIndex(oSettings, mRow) : mRow;
-
- if ( $.isArray(mData) && typeof mData == 'object' )
+ var sNames = '';
+ for ( var i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )
{
- /* Array update - update the whole row */
- oSettings.aoData[iRow]._aData = mData.slice();
-
- for ( i=0 ; i<oSettings.aoColumns.length ; i++ )
- {
- this.fnUpdate( _fnGetCellData( oSettings, iRow, i ), iRow, i, false, false );
- }
+ sNames += oSettings.aoColumns[i].sName+',';
}
- else if ( typeof mData == 'object' )
+ if ( sNames.length == iLen )
{
- /* Object update - update the whole row - assume the developer gets the object right */
- oSettings.aoData[iRow]._aData = $.extend( true, {}, mData );
-
- for ( i=0 ; i<oSettings.aoColumns.length ; i++ )
- {
- this.fnUpdate( _fnGetCellData( oSettings, iRow, i ), iRow, i, false, false );
- }
+ return "";
}
- else
- {
- /* Individual cell update */
- sDisplay = mData;
- _fnSetCellData( oSettings, iRow, iColumn, sDisplay );
-
- if ( oSettings.aoColumns[iColumn].fnRender !== null )
- {
- sDisplay = oSettings.aoColumns[iColumn].fnRender( {
- "iDataRow": iRow,
- "iDataColumn": iColumn,
- "aData": oSettings.aoData[iRow]._aData,
- "oSettings": oSettings
- } );
-
- if ( oSettings.aoColumns[iColumn].bUseRendered )
- {
- _fnSetCellData( oSettings, iRow, iColumn, sDisplay );
- }
- }
-
- if ( oSettings.aoData[iRow].nTr !== null )
- {
- /* Do the actual HTML update */
- _fnGetTdNodes( oSettings, iRow )[iColumn].innerHTML = sDisplay;
- }
- }
-
- /* Modify the search index for this row (strictly this is likely not needed, since fnReDraw
- * will rebuild the search array - however, the redraw might be disabled by the user)
- */
- var iDisplayIndex = $.inArray( iRow, oSettings.aiDisplay );
- oSettings.asDataSearch[iDisplayIndex] = _fnBuildSearchRow( oSettings,
- _fnGetRowData( oSettings, iRow, 'filter' ) );
-
- /* Perform pre-draw actions */
- if ( typeof bAction == 'undefined' || bAction )
- {
- _fnAjustColumnSizing( oSettings );
- }
-
- /* Redraw the table */
- if ( typeof bRedraw == 'undefined' || bRedraw )
- {
- _fnReDraw( oSettings );
- }
- return 0;
- };
+ return sNames.slice(0, -1);
+ }
- /*
- * Function: fnShowColoumn
- * Purpose: Show a particular column
- * Returns: -
- * Inputs: int:iCol - the column whose display should be changed
- * bool:bShow - show (true) or hide (false) the column
- * bool:bRedraw - redraw the table or not - default true
+ /**
+ * Take the column definitions and static columns arrays and calculate how
+ * they relate to column indexes. The callback function will then apply the
+ * definition found for a column to a suitable configuration object.
+ * @param {object} oSettings dataTables settings object
+ * @param {array} aoColDefs The aoColumnDefs array that is to be applied
+ * @param {array} aoCols The aoColumns array that defines columns individually
+ * @param {function} fn Callback function - takes two parameters, the calculated
+ * column index and the definition for that column.
+ * @memberof DataTable#oApi
*/
- this.fnSetColumnVis = function ( iCol, bShow, bRedraw )
+ function _fnApplyColumnDefs( oSettings, aoColDefs, aoCols, fn )
{
- var oSettings = _fnSettingsFromNode( this[_oExt.iApiIndex] );
- var i, iLen;
- var iColumns = oSettings.aoColumns.length;
- var nTd, nCell, anTrs, jqChildren, bAppend, iBefore;
-
- /* No point in doing anything if we are requesting what is already true */
- if ( oSettings.aoColumns[iCol].bVisible == bShow )
+ var i, iLen, j, jLen, k, kLen;
+
+ // Column definitions with aTargets
+ if ( aoColDefs )
{
- return;
- }
-
- /* Show the column */
- if ( bShow )
- {
- var iInsert = 0;
- for ( i=0 ; i<iCol ; i++ )
+ /* Loop over the definitions array - loop in reverse so first instance has priority */
+ for ( i=aoColDefs.length-1 ; i>=0 ; i-- )
{
- if ( oSettings.aoColumns[i].bVisible )
+ /* Each definition can target multiple columns, as it is an array */
+ var aTargets = aoColDefs[i].aTargets;
+ if ( !$.isArray( aTargets ) )
{
- iInsert++;
+ _fnLog( oSettings, 1, 'aTargets must be an array of targets, not a '+(typeof aTargets) );
}
- }
-
- /* Need to decide if we should use appendChild or insertBefore */
- bAppend = (iInsert >= _fnVisbleColumns( oSettings ));
-
- /* Which coloumn should we be inserting before? */
- if ( !bAppend )
- {
- for ( i=iCol ; i<iColumns ; i++ )
+
+ for ( j=0, jLen=aTargets.length ; j<jLen ; j++ )
{
- if ( oSettings.aoColumns[i].bVisible )
+ if ( typeof aTargets[j] === 'number' && aTargets[j] >= 0 )
{
- iBefore = i;
- break;
+ /* Add columns that we don't yet know about */
+ while( oSettings.aoColumns.length <= aTargets[j] )
+ {
+ _fnAddColumn( oSettings );
+ }
+
+ /* Integer, basic index */
+ fn( aTargets[j], aoColDefs[i] );
}
- }
- }
-
- for ( i=0, iLen=oSettings.aoData.length ; i<iLen ; i++ )
- {
- if ( oSettings.aoData[i].nTr !== null )
- {
- if ( bAppend )
+ else if ( typeof aTargets[j] === 'number' && aTargets[j] < 0 )
{
- oSettings.aoData[i].nTr.appendChild(
- oSettings.aoData[i]._anHidden[iCol]
- );
+ /* Negative integer, right to left column counting */
+ fn( oSettings.aoColumns.length+aTargets[j], aoColDefs[i] );
}
- else
+ else if ( typeof aTargets[j] === 'string' )
{
- oSettings.aoData[i].nTr.insertBefore(
- oSettings.aoData[i]._anHidden[iCol],
- _fnGetTdNodes( oSettings, i )[iBefore] );
+ /* Class name matching on TH element */
+ for ( k=0, kLen=oSettings.aoColumns.length ; k<kLen ; k++ )
+ {
+ if ( aTargets[j] == "_all" ||
+ $(oSettings.aoColumns[k].nTh).hasClass( aTargets[j] ) )
+ {
+ fn( k, aoColDefs[i] );
+ }
+ }
}
}
}
}
- else
- {
- /* Remove a column from display */
- for ( i=0, iLen=oSettings.aoData.length ; i<iLen ; i++ )
- {
- if ( oSettings.aoData[i].nTr !== null )
- {
- nTd = _fnGetTdNodes( oSettings, i )[iCol];
- oSettings.aoData[i]._anHidden[iCol] = nTd;
- nTd.parentNode.removeChild( nTd );
- }
- }
- }
-
- /* Clear to set the visible flag */
- oSettings.aoColumns[iCol].bVisible = bShow;
-
- /* Redraw the header and footer based on the new column visibility */
- _fnDrawHead( oSettings, oSettings.aoHeader );
- if ( oSettings.nTFoot )
- {
- _fnDrawHead( oSettings, oSettings.aoFooter );
- }
-
- /* If there are any 'open' rows, then we need to alter the colspan for this col change */
- for ( i=0, iLen=oSettings.aoOpenRows.length ; i<iLen ; i++ )
- {
- oSettings.aoOpenRows[i].nTr.colSpan = _fnVisbleColumns( oSettings );
- }
-
- /* Do a redraw incase anything depending on the table columns needs it
- * (built-in: scrolling)
- */
- if ( typeof bRedraw == 'undefined' || bRedraw )
- {
- _fnAjustColumnSizing( oSettings );
- _fnDraw( oSettings );
- }
-
- _fnSaveState( oSettings );
- };
- /*
- * Function: fnPageChange
- * Purpose: Change the pagination
- * Returns: -
- * Inputs: string:sAction - paging action to take: "first", "previous", "next" or "last"
- * bool:bRedraw - redraw the table or not - optional - default true
- */
- this.fnPageChange = function ( sAction, bRedraw )
- {
- var oSettings = _fnSettingsFromNode( this[_oExt.iApiIndex] );
- _fnPageChange( oSettings, sAction );
- _fnCalculateEnd( oSettings );
-
- if ( typeof bRedraw == 'undefined' || bRedraw )
+ // Statically defined columns array
+ if ( aoCols )
{
- _fnDraw( oSettings );
- }
- };
-
- /*
- * Function: fnDestroy
- * Purpose: Destructor for the DataTable
- * Returns: -
- * Inputs: -
- */
- this.fnDestroy = function ( )
- {
- var oSettings = _fnSettingsFromNode( this[_oExt.iApiIndex] );
- var nOrig = oSettings.nTableWrapper.parentNode;
- var nBody = oSettings.nTBody;
- var i, iLen;
-
- /* Flag to note that the table is currently being destoryed - no action should be taken */
- oSettings.bDestroying = true;
-
- /* Restore hidden columns */
- for ( i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )
- {
- if ( oSettings.aoColumns[i].bVisible === false )
+ for ( i=0, iLen=aoCols.length ; i<iLen ; i++ )
{
- this.fnSetColumnVis( i, true );
+ fn( i, aoCols[i] );
}
}
-
- /* Blitz all DT events */
- $(oSettings.nTableWrapper).find('*').andSelf().unbind('.DT');
-
- /* If there is an 'empty' indicator row, remove it */
- $('tbody>tr>td.'+oSettings.oClasses.sRowEmpty, oSettings.nTable).parent().remove();
-
- /* When scrolling we had to break the table up - restore it */
- if ( oSettings.nTable != oSettings.nTHead.parentNode )
- {
- $('>thead', oSettings.nTable).remove();
- oSettings.nTable.appendChild( oSettings.nTHead );
- }
-
- if ( oSettings.nTFoot && oSettings.nTable != oSettings.nTFoot.parentNode )
- {
- $('>tfoot', oSettings.nTable).remove();
- oSettings.nTable.appendChild( oSettings.nTFoot );
- }
-
- /* Remove the DataTables generated nodes, events and classes */
- oSettings.nTable.parentNode.removeChild( oSettings.nTable );
- $(oSettings.nTableWrapper).remove();
-
- oSettings.aaSorting = [];
- oSettings.aaSortingFixed = [];
- _fnSortingClasses( oSettings );
-
- $(_fnGetTrNodes( oSettings )).removeClass( oSettings.asStripClasses.join(' ') );
-
- if ( !oSettings.bJUI )
- {
- $('th', oSettings.nTHead).removeClass( [ _oExt.oStdClasses.sSortable,
- _oExt.oStdClasses.sSortableAsc,
- _oExt.oStdClasses.sSortableDesc,
- _oExt.oStdClasses.sSortableNone ].join(' ')
- );
- }
- else
- {
- $('th', oSettings.nTHead).removeClass( [ _oExt.oStdClasses.sSortable,
- _oExt.oJUIClasses.sSortableAsc,
- _oExt.oJUIClasses.sSortableDesc,
- _oExt.oJUIClasses.sSortableNone ].join(' ')
- );
- $('th span.'+_oExt.oJUIClasses.sSortIcon, oSettings.nTHead).remove();
-
- $('th', oSettings.nTHead).each( function () {
- var jqWrapper = $('div.'+_oExt.oJUIClasses.sSortJUIWrapper, this);
- var kids = jqWrapper.contents();
- $(this).append( kids );
- jqWrapper.remove();
- } );
- }
-
- /* Add the TR elements back into the table in their original order */
- if ( oSettings.nTableReinsertBefore )
- {
- nOrig.insertBefore( oSettings.nTable, oSettings.nTableReinsertBefore );
- }
- else
- {
- nOrig.appendChild( oSettings.nTable );
- }
-
- for ( i=0, iLen=oSettings.aoData.length ; i<iLen ; i++ )
- {
- if ( oSettings.aoData[i].nTr !== null )
- {
- nBody.appendChild( oSettings.aoData[i].nTr );
- }
- }
-
- /* Restore the width of the original table */
- if ( oSettings.oFeatures.bAutoWidth === true )
- {
- oSettings.nTable.style.width = _fnStringToCss(oSettings.sDestroyWidth);
- }
-
- /* If the were originally odd/even type classes - then we add them back here. Note
- * this is not fool proof (for example if not all rows as odd/even classes - but
- * it's a good effort without getting carried away
- */
- $('>tr:even', nBody).addClass( oSettings.asDestoryStrips[0] );
- $('>tr:odd', nBody).addClass( oSettings.asDestoryStrips[1] );
-
- /* Remove the settings object from the settings array */
- for ( i=0, iLen=_aoSettings.length ; i<iLen ; i++ )
- {
- if ( _aoSettings[i] == oSettings )
- {
- _aoSettings.splice( i, 1 );
- }
- }
-
- /* End it all */
- oSettings = null;
- };
-
- /*
- * Function: fnAjustColumnSizing
- * Purpose: Update tale sizing based on content. This would most likely be used for scrolling
- * and will typically need a redraw after it.
- * Returns: -
- * Inputs: bool:bRedraw - redraw the table or not, you will typically want to - default true
- */
- this.fnAdjustColumnSizing = function ( bRedraw )
- {
- var oSettings = _fnSettingsFromNode(this[_oExt.iApiIndex]);
- _fnAjustColumnSizing( oSettings );
-
- if ( typeof bRedraw == 'undefined' || bRedraw )
- {
- this.fnDraw( false );
- }
- else if ( oSettings.oScroll.sX !== "" || oSettings.oScroll.sY !== "" )
- {
- /* If not redrawing, but scrolling, we want to apply the new column sizes anyway */
- this.oApi._fnScrollDraw(oSettings);
- }
- };
-
- /*
- * Plugin API functions
- *
- * This call will add the functions which are defined in _oExt.oApi to the
- * DataTables object, providing a rather nice way to allow plug-in API functions. Note that
- * this is done here, so that API function can actually override the built in API functions if
- * required for a particular purpose.
- */
-
- /*
- * Function: _fnExternApiFunc
- * Purpose: Create a wrapper function for exporting an internal func to an external API func
- * Returns: function: - wrapped function
- * Inputs: string:sFunc - API function name
- */
- function _fnExternApiFunc (sFunc)
- {
- return function() {
- var aArgs = [_fnSettingsFromNode(this[_oExt.iApiIndex])].concat(
- Array.prototype.slice.call(arguments) );
- return _oExt.oApi[sFunc].apply( this, aArgs );
- };
}
- for ( var sFunc in _oExt.oApi )
- {
- if ( sFunc )
- {
- /*
- * Function: anon
- * Purpose: Wrap the plug-in API functions in order to provide the settings as 1st arg
- * and execute in this scope
- * Returns: -
- * Inputs: -
- */
- this[sFunc] = _fnExternApiFunc(sFunc);
- }
- }
-
- /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- * Section - Local functions
- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
-
- /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- * Section - Initalisation
+ /**
+ * Add a data array to the table, creating DOM node etc. This is the parallel to
+ * _fnGatherData, but for adding rows from a Javascript source, rather than a
+ * DOM source.
+ * @param {object} oSettings dataTables settings object
+ * @param {array} aData data array to be added
+ * @returns {int} >=0 if successful (index of new aoData entry), -1 if failed
+ * @memberof DataTable#oApi
*/
-
- /*
- * Function: _fnInitalise
- * Purpose: Draw the table for the first time, adding all required features
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
- */
- function _fnInitalise ( oSettings )
- {
- var i, iLen, iAjaxStart=oSettings.iInitDisplayStart;
-
- /* Ensure that the table data is fully initialised */
- if ( oSettings.bInitialised === false )
- {
- setTimeout( function(){ _fnInitalise( oSettings ); }, 200 );
- return;
- }
-
- /* Show the display HTML options */
- _fnAddOptionsHtml( oSettings );
-
- /* Build and draw the header / footer for the table */
- _fnBuildHead( oSettings );
- _fnDrawHead( oSettings, oSettings.aoHeader );
- if ( oSettings.nTFoot )
- {
- _fnDrawHead( oSettings, oSettings.aoFooter );
- }
-
- /* Okay to show that something is going on now */
- _fnProcessingDisplay( oSettings, true );
-
- /* Calculate sizes for columns */
- if ( oSettings.oFeatures.bAutoWidth )
- {
- _fnCalculateColumnWidths( oSettings );
- }
-
- for ( i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )
- {
- if ( oSettings.aoColumns[i].sWidth !== null )
- {
- oSettings.aoColumns[i].nTh.style.width = _fnStringToCss( oSettings.aoColumns[i].sWidth );
- }
- }
-
- /* If there is default sorting required - let's do it. The sort function will do the
- * drawing for us. Otherwise we draw the table regardless of the Ajax source - this allows
- * the table to look initialised for Ajax sourcing data (show 'loading' message possibly)
- */
- if ( oSettings.oFeatures.bSort )
- {
- _fnSort( oSettings );
- }
- else if ( oSettings.oFeatures.bFilter )
- {
- _fnFilterComplete( oSettings, oSettings.oPreviousSearch );
- }
- else
- {
- oSettings.aiDisplay = oSettings.aiDisplayMaster.slice();
- _fnCalculateEnd( oSettings );
- _fnDraw( oSettings );
- }
-
- /* if there is an ajax source load the data */
- if ( oSettings.sAjaxSource !== null && !oSettings.oFeatures.bServerSide )
- {
- oSettings.fnServerData.call( oSettings.oInstance, oSettings.sAjaxSource, [], function(json) {
- var aData = json;
- if ( oSettings.sAjaxDataProp !== "" )
- {
- var fnDataSrc = _fnGetObjectDataFn( oSettings.sAjaxDataProp );
- aData = fnDataSrc( json );
- }
-
- /* Got the data - add it to the table */
- for ( i=0 ; i<aData.length ; i++ )
- {
- _fnAddData( oSettings, aData[i] );
- }
-
- /* Reset the init display for cookie saving. We've already done a filter, and
- * therefore cleared it before. So we need to make it appear 'fresh'
- */
- oSettings.iInitDisplayStart = iAjaxStart;
-
- if ( oSettings.oFeatures.bSort )
- {
- _fnSort( oSettings );
- }
- else
- {
- oSettings.aiDisplay = oSettings.aiDisplayMaster.slice();
- _fnCalculateEnd( oSettings );
- _fnDraw( oSettings );
- }
-
- _fnProcessingDisplay( oSettings, false );
- _fnInitComplete( oSettings, json );
- }, oSettings );
- return;
- }
-
- /* Server-side processing initialisation complete is done at the end of _fnDraw */
- if ( !oSettings.oFeatures.bServerSide )
- {
- _fnProcessingDisplay( oSettings, false );
- _fnInitComplete( oSettings );
- }
- }
-
- /*
- * Function: _fnInitalise
- * Purpose: Draw the table for the first time, adding all required features
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
- */
- function _fnInitComplete ( oSettings, json )
- {
- oSettings._bInitComplete = true;
- if ( typeof oSettings.fnInitComplete == 'function' )
- {
- if ( typeof json != 'undefined' )
- {
- oSettings.fnInitComplete.call( oSettings.oInstance, oSettings, json );
- }
- else
- {
- oSettings.fnInitComplete.call( oSettings.oInstance, oSettings );
- }
- }
- }
-
- /*
- * Function: _fnLanguageProcess
- * Purpose: Copy language variables from remote object to a local one
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
- * object:oLanguage - Language information
- * bool:bInit - init once complete
- */
- function _fnLanguageProcess( oSettings, oLanguage, bInit )
- {
- _fnMap( oSettings.oLanguage, oLanguage, 'sProcessing' );
- _fnMap( oSettings.oLanguage, oLanguage, 'sLengthMenu' );
- _fnMap( oSettings.oLanguage, oLanguage, 'sEmptyTable' );
- _fnMap( oSettings.oLanguage, oLanguage, 'sLoadingRecords' );
- _fnMap( oSettings.oLanguage, oLanguage, 'sZeroRecords' );
- _fnMap( oSettings.oLanguage, oLanguage, 'sInfo' );
- _fnMap( oSettings.oLanguage, oLanguage, 'sInfoEmpty' );
- _fnMap( oSettings.oLanguage, oLanguage, 'sInfoFiltered' );
- _fnMap( oSettings.oLanguage, oLanguage, 'sInfoPostFix' );
- _fnMap( oSettings.oLanguage, oLanguage, 'sSearch' );
-
- if ( typeof oLanguage.oPaginate != 'undefined' )
- {
- _fnMap( oSettings.oLanguage.oPaginate, oLanguage.oPaginate, 'sFirst' );
- _fnMap( oSettings.oLanguage.oPaginate, oLanguage.oPaginate, 'sPrevious' );
- _fnMap( oSettings.oLanguage.oPaginate, oLanguage.oPaginate, 'sNext' );
- _fnMap( oSettings.oLanguage.oPaginate, oLanguage.oPaginate, 'sLast' );
- }
-
- /* Backwards compatibility - if there is no sEmptyTable given, then use the same as
- * sZeroRecords - assuming that is given.
- */
- if ( typeof oLanguage.sEmptyTable == 'undefined' &&
- typeof oLanguage.sZeroRecords != 'undefined' )
- {
- _fnMap( oSettings.oLanguage, oLanguage, 'sZeroRecords', 'sEmptyTable' );
- }
-
- /* Likewise with loading records */
- if ( typeof oLanguage.sLoadingRecords == 'undefined' &&
- typeof oLanguage.sZeroRecords != 'undefined' )
- {
- _fnMap( oSettings.oLanguage, oLanguage, 'sZeroRecords', 'sLoadingRecords' );
- }
-
- if ( bInit )
- {
- _fnInitalise( oSettings );
- }
- }
-
- /*
- * Function: _fnAddColumn
- * Purpose: Add a column to the list used for the table with default values
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
- * node:nTh - the th element for this column
- */
- function _fnAddColumn( oSettings, nTh )
- {
- var iCol = oSettings.aoColumns.length;
- var oCol = {
- "sType": null,
- "_bAutoType": true,
- "bVisible": true,
- "bSearchable": true,
- "bSortable": true,
- "asSorting": [ 'asc', 'desc' ],
- "sSortingClass": oSettings.oClasses.sSortable,
- "sSortingClassJUI": oSettings.oClasses.sSortJUI,
- "sTitle": nTh ? nTh.innerHTML : '',
- "sName": '',
- "sWidth": null,
- "sWidthOrig": null,
- "sClass": null,
- "fnRender": null,
- "bUseRendered": true,
- "iDataSort": iCol,
- "mDataProp": iCol,
- "fnGetData": null,
- "fnSetData": null,
- "sSortDataType": 'std',
- "sDefaultContent": null,
- "sContentPadding": "",
- "nTh": nTh ? nTh : document.createElement('th'),
- "nTf": null
- };
- oSettings.aoColumns.push( oCol );
-
- /* Add a column specific filter */
- if ( typeof oSettings.aoPreSearchCols[ iCol ] == 'undefined' ||
- oSettings.aoPreSearchCols[ iCol ] === null )
- {
- oSettings.aoPreSearchCols[ iCol ] = {
- "sSearch": "",
- "bRegex": false,
- "bSmart": true
- };
- }
- else
- {
- /* Don't require that the user must specify bRegex and / or bSmart */
- if ( typeof oSettings.aoPreSearchCols[ iCol ].bRegex == 'undefined' )
- {
- oSettings.aoPreSearchCols[ iCol ].bRegex = true;
- }
-
- if ( typeof oSettings.aoPreSearchCols[ iCol ].bSmart == 'undefined' )
- {
- oSettings.aoPreSearchCols[ iCol ].bSmart = true;
- }
- }
-
- /* Use the column options function to initialise classes etc */
- _fnColumnOptions( oSettings, iCol, null );
- }
-
- /*
- * Function: _fnColumnOptions
- * Purpose: Apply options for a column
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
- * int:iCol - column index to consider
- * object:oOptions - object with sType, bVisible and bSearchable
- */
- function _fnColumnOptions( oSettings, iCol, oOptions )
- {
- var oCol = oSettings.aoColumns[ iCol ];
-
- /* User specified column options */
- if ( typeof oOptions != 'undefined' && oOptions !== null )
- {
- if ( typeof oOptions.sType != 'undefined' )
- {
- oCol.sType = oOptions.sType;
- oCol._bAutoType = false;
- }
-
- _fnMap( oCol, oOptions, "bVisible" );
- _fnMap( oCol, oOptions, "bSearchable" );
- _fnMap( oCol, oOptions, "bSortable" );
- _fnMap( oCol, oOptions, "sTitle" );
- _fnMap( oCol, oOptions, "sName" );
- _fnMap( oCol, oOptions, "sWidth" );
- _fnMap( oCol, oOptions, "sWidth", "sWidthOrig" );
- _fnMap( oCol, oOptions, "sClass" );
- _fnMap( oCol, oOptions, "fnRender" );
- _fnMap( oCol, oOptions, "bUseRendered" );
- _fnMap( oCol, oOptions, "iDataSort" );
- _fnMap( oCol, oOptions, "mDataProp" );
- _fnMap( oCol, oOptions, "asSorting" );
- _fnMap( oCol, oOptions, "sSortDataType" );
- _fnMap( oCol, oOptions, "sDefaultContent" );
- _fnMap( oCol, oOptions, "sContentPadding" );
- }
-
- /* Cache the data get and set functions for speed */
- oCol.fnGetData = _fnGetObjectDataFn( oCol.mDataProp );
- oCol.fnSetData = _fnSetObjectDataFn( oCol.mDataProp );
-
- /* Feature sorting overrides column specific when off */
- if ( !oSettings.oFeatures.bSort )
- {
- oCol.bSortable = false;
- }
-
- /* Check that the class assignment is correct for sorting */
- if ( !oCol.bSortable ||
- ($.inArray('asc', oCol.asSorting) == -1 && $.inArray('desc', oCol.asSorting) == -1) )
- {
- oCol.sSortingClass = oSettings.oClasses.sSortableNone;
- oCol.sSortingClassJUI = "";
- }
- else if ( oCol.bSortable ||
- ($.inArray('asc', oCol.asSorting) == -1 && $.inArray('desc', oCol.asSorting) == -1) )
- {
- oCol.sSortingClass = oSettings.oClasses.sSortable;
- oCol.sSortingClassJUI = oSettings.oClasses.sSortJUI;
- }
- else if ( $.inArray('asc', oCol.asSorting) != -1 && $.inArray('desc', oCol.asSorting) == -1 )
- {
- oCol.sSortingClass = oSettings.oClasses.sSortableAsc;
- oCol.sSortingClassJUI = oSettings.oClasses.sSortJUIAscAllowed;
- }
- else if ( $.inArray('asc', oCol.asSorting) == -1 && $.inArray('desc', oCol.asSorting) != -1 )
- {
- oCol.sSortingClass = oSettings.oClasses.sSortableDesc;
- oCol.sSortingClassJUI = oSettings.oClasses.sSortJUIDescAllowed;
- }
- }
-
- /*
- * Function: _fnAddData
- * Purpose: Add a data array to the table, creating DOM node etc
- * Returns: int: - >=0 if successful (index of new aoData entry), -1 if failed
- * Inputs: object:oSettings - dataTables settings object
- * array:aData - data array to be added
- * Notes: There are two basic methods for DataTables to get data to display - a JS array
- * (which is dealt with by this function), and the DOM, which has it's own optimised
- * function (_fnGatherData). Be careful to make the same changes here as there and vice-versa
- */
function _fnAddData ( oSettings, aDataSupplied )
{
var oCol;
/* Take an independent copy of the data source so we can bash it about as we wish */
- var aDataIn = (typeof aDataSupplied.length == 'number') ?
+ var aDataIn = ($.isArray(aDataSupplied)) ?
aDataSupplied.slice() :
$.extend( true, {}, aDataSupplied );
/* Create the object for storing information about this new row */
var iRow = oSettings.aoData.length;
- var oData = {
- "nTr": null,
- "_iId": oSettings.iNextId++,
- "_aData": aDataIn,
- "_anHidden": [],
- "_sRowStripe": ""
- };
+ var oData = $.extend( true, {}, DataTable.models.oRow );
+ oData._aData = aDataIn;
oSettings.aoData.push( oData );
-
+
/* Create the cells */
var nTd, sThisType;
for ( var i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )
{
oCol = oSettings.aoColumns[i];
-
- /* Use rendered data for filtering/sorting */
- if ( typeof oCol.fnRender == 'function' && oCol.bUseRendered && oCol.mDataProp !== null )
+
+ /* Use rendered data for filtering / sorting */
+ if ( typeof oCol.fnRender === 'function' && oCol.bUseRendered && oCol.mData !== null )
{
- _fnSetCellData( oSettings, iRow, i, oCol.fnRender( {
- "iDataRow": iRow,
- "iDataColumn": i,
- "aData": oData._aData,
- "oSettings": oSettings
- } ) );
+ _fnSetCellData( oSettings, iRow, i, _fnRender(oSettings, iRow, i) );
}
+ else
+ {
+ _fnSetCellData( oSettings, iRow, i, _fnGetCellData( oSettings, iRow, i ) );
+ }
/* See if we should auto-detect the column type */
if ( oCol._bAutoType && oCol.sType != 'string' )
{
/* Attempt to auto detect the type - same as _fnGatherData() */
@@ -2698,113 +484,43 @@
sThisType = _fnDetectType( sVarType );
if ( oCol.sType === null )
{
oCol.sType = sThisType;
}
- else if ( oCol.sType != sThisType )
+ else if ( oCol.sType != sThisType && oCol.sType != "html" )
{
/* String is always the 'fallback' option */
oCol.sType = 'string';
}
}
}
}
/* Add to the display array */
oSettings.aiDisplayMaster.push( iRow );
-
+
/* Create the DOM imformation */
if ( !oSettings.oFeatures.bDeferRender )
{
_fnCreateTr( oSettings, iRow );
}
-
+
return iRow;
}
- /*
- * Function: _fnCreateTr
- * Purpose: Create a new TR element (and it's TD children) for a row
- * Returns: void
- * Inputs: object:oSettings - dataTables settings object
- * int:iRow - Row to consider
- */
- function _fnCreateTr ( oSettings, iRow )
- {
- var oData = oSettings.aoData[iRow];
- var nTd;
-
- if ( oData.nTr === null )
- {
- oData.nTr = document.createElement('tr');
-
- /* Special parameters can be given by the data source to be used on the row */
- if ( typeof oData._aData.DT_RowId != 'undefined' )
- {
- oData.nTr.setAttribute( 'id', oData._aData.DT_RowId );
- }
-
- if ( typeof oData._aData.DT_RowClass != 'undefined' )
- {
- $(oData.nTr).addClass( oData._aData.DT_RowClass );
- }
-
- /* Process each column */
- for ( var i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )
- {
- var oCol = oSettings.aoColumns[i];
- nTd = document.createElement('td');
-
- /* Render if needed - if bUseRendered is true then we already have the rendered
- * value in the data source - so can just use that
- */
- if ( typeof oCol.fnRender == 'function' && (!oCol.bUseRendered || oCol.mDataProp === null) )
- {
- nTd.innerHTML = oCol.fnRender( {
- "iDataRow": iRow,
- "iDataColumn": i,
- "aData": oData._aData,
- "oSettings": oSettings
- } );
- }
- else
- {
- nTd.innerHTML = _fnGetCellData( oSettings, iRow, i, 'display' );
- }
-
- /* Add user defined class */
- if ( oCol.sClass !== null )
- {
- nTd.className = oCol.sClass;
- }
-
- if ( oCol.bVisible )
- {
- oData.nTr.appendChild( nTd );
- oData._anHidden[i] = null;
- }
- else
- {
- oData._anHidden[i] = nTd;
- }
- }
- }
- }
- /*
- * Function: _fnGatherData
- * Purpose: Read in the data from the target table from the DOM
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
- * Notes: This is a optimised version of _fnAddData (more or less) for reading information
- * from the DOM. The basic actions must be identical in the two functions.
+ /**
+ * Read in the data from the target table from the DOM
+ * @param {object} oSettings dataTables settings object
+ * @memberof DataTable#oApi
*/
function _fnGatherData( oSettings )
{
var iLoop, i, iLen, j, jLen, jInner,
nTds, nTrs, nTd, aLocalData, iThisIndex,
- iRow, iRows, iColumn, iColumns, sNodeName;
+ iRow, iRows, iColumn, iColumns, sNodeName,
+ oCol, oData;
/*
* Process by row first
* Add the data object for the whole table - storing the tr node. Note - no point in getting
* DOM based data if we are going to go and replace it with Ajax source data.
@@ -2815,17 +531,14 @@
for ( i=0, iLen=nTrs.length ; i<iLen ; i++ )
{
if ( nTrs[i].nodeName.toUpperCase() == "TR" )
{
iThisIndex = oSettings.aoData.length;
- oSettings.aoData.push( {
- "nTr": nTrs[i],
- "_iId": oSettings.iNextId++,
- "_aData": [],
- "_anHidden": [],
- "_sRowStripe": ''
- } );
+ nTrs[i]._DT_RowIndex = iThisIndex;
+ oSettings.aoData.push( $.extend( true, {}, DataTable.models.oRow, {
+ "nTr": nTrs[i]
+ } ) );
oSettings.aiDisplayMaster.push( iThisIndex );
nTds = nTrs[i].childNodes;
jInner = 0;
@@ -2859,109 +572,576 @@
nTds.push( nTd );
}
}
}
- /* Sanity check */
- if ( nTds.length != nTrs.length * oSettings.aoColumns.length )
- {
- _fnLog( oSettings, 1, "Unexpected number of TD elements. Expected "+
- (nTrs.length * oSettings.aoColumns.length)+" and got "+nTds.length+". DataTables does "+
- "not support rowspan / colspan in the table body, and there must be one cell for each "+
- "row/column combination." );
- }
-
/* Now process by column */
for ( iColumn=0, iColumns=oSettings.aoColumns.length ; iColumn<iColumns ; iColumn++ )
{
+ oCol = oSettings.aoColumns[iColumn];
+
/* Get the title of the column - unless there is a user set one */
- if ( oSettings.aoColumns[iColumn].sTitle === null )
+ if ( oCol.sTitle === null )
{
- oSettings.aoColumns[iColumn].sTitle = oSettings.aoColumns[iColumn].nTh.innerHTML;
+ oCol.sTitle = oCol.nTh.innerHTML;
}
var
- bAutoType = oSettings.aoColumns[iColumn]._bAutoType,
- bRender = typeof oSettings.aoColumns[iColumn].fnRender == 'function',
- bClass = oSettings.aoColumns[iColumn].sClass !== null,
- bVisible = oSettings.aoColumns[iColumn].bVisible,
+ bAutoType = oCol._bAutoType,
+ bRender = typeof oCol.fnRender === 'function',
+ bClass = oCol.sClass !== null,
+ bVisible = oCol.bVisible,
nCell, sThisType, sRendered, sValType;
/* A single loop to rule them all (and be more efficient) */
if ( bAutoType || bRender || bClass || !bVisible )
{
for ( iRow=0, iRows=oSettings.aoData.length ; iRow<iRows ; iRow++ )
{
+ oData = oSettings.aoData[iRow];
nCell = nTds[ (iRow*iColumns) + iColumn ];
/* Type detection */
- if ( bAutoType && oSettings.aoColumns[iColumn].sType != 'string' )
+ if ( bAutoType && oCol.sType != 'string' )
{
sValType = _fnGetCellData( oSettings, iRow, iColumn, 'type' );
if ( sValType !== '' )
{
sThisType = _fnDetectType( sValType );
- if ( oSettings.aoColumns[iColumn].sType === null )
+ if ( oCol.sType === null )
{
- oSettings.aoColumns[iColumn].sType = sThisType;
+ oCol.sType = sThisType;
}
- else if ( oSettings.aoColumns[iColumn].sType != sThisType )
+ else if ( oCol.sType != sThisType &&
+ oCol.sType != "html" )
{
/* String is always the 'fallback' option */
- oSettings.aoColumns[iColumn].sType = 'string';
+ oCol.sType = 'string';
}
}
}
+
+ if ( typeof oCol.mData === 'function' )
+ {
+ nCell.innerHTML = _fnGetCellData( oSettings, iRow, iColumn, 'display' );
+ }
/* Rendering */
if ( bRender )
{
- sRendered = oSettings.aoColumns[iColumn].fnRender( {
- "iDataRow": iRow,
- "iDataColumn": iColumn,
- "aData": oSettings.aoData[iRow]._aData,
- "oSettings": oSettings
- } );
+ sRendered = _fnRender( oSettings, iRow, iColumn );
nCell.innerHTML = sRendered;
- if ( oSettings.aoColumns[iColumn].bUseRendered )
+ if ( oCol.bUseRendered )
{
- /* Use the rendered data for filtering/sorting */
+ /* Use the rendered data for filtering / sorting */
_fnSetCellData( oSettings, iRow, iColumn, sRendered );
}
}
/* Classes */
if ( bClass )
{
- nCell.className += ' '+oSettings.aoColumns[iColumn].sClass;
+ nCell.className += ' '+oCol.sClass;
}
- /* Column visability */
+ /* Column visibility */
if ( !bVisible )
{
- oSettings.aoData[iRow]._anHidden[iColumn] = nCell;
+ oData._anHidden[iColumn] = nCell;
nCell.parentNode.removeChild( nCell );
}
else
{
- oSettings.aoData[iRow]._anHidden[iColumn] = null;
+ oData._anHidden[iColumn] = null;
}
+
+ if ( oCol.fnCreatedCell )
+ {
+ oCol.fnCreatedCell.call( oSettings.oInstance,
+ nCell, _fnGetCellData( oSettings, iRow, iColumn, 'display' ), oData._aData, iRow, iColumn
+ );
+ }
}
}
}
+
+ /* Row created callbacks */
+ if ( oSettings.aoRowCreatedCallback.length !== 0 )
+ {
+ for ( i=0, iLen=oSettings.aoData.length ; i<iLen ; i++ )
+ {
+ oData = oSettings.aoData[i];
+ _fnCallbackFire( oSettings, 'aoRowCreatedCallback', null, [oData.nTr, oData._aData, i] );
+ }
+ }
}
- /*
- * Function: _fnBuildHead
- * Purpose: Create the HTML header for the table
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
+
+ /**
+ * Take a TR element and convert it to an index in aoData
+ * @param {object} oSettings dataTables settings object
+ * @param {node} n the TR element to find
+ * @returns {int} index if the node is found, null if not
+ * @memberof DataTable#oApi
*/
+ function _fnNodeToDataIndex( oSettings, n )
+ {
+ return (n._DT_RowIndex!==undefined) ? n._DT_RowIndex : null;
+ }
+
+
+ /**
+ * Take a TD element and convert it into a column data index (not the visible index)
+ * @param {object} oSettings dataTables settings object
+ * @param {int} iRow The row number the TD/TH can be found in
+ * @param {node} n The TD/TH element to find
+ * @returns {int} index if the node is found, -1 if not
+ * @memberof DataTable#oApi
+ */
+ function _fnNodeToColumnIndex( oSettings, iRow, n )
+ {
+ var anCells = _fnGetTdNodes( oSettings, iRow );
+
+ for ( var i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )
+ {
+ if ( anCells[i] === n )
+ {
+ return i;
+ }
+ }
+ return -1;
+ }
+
+
+ /**
+ * Get an array of data for a given row from the internal data cache
+ * @param {object} oSettings dataTables settings object
+ * @param {int} iRow aoData row id
+ * @param {string} sSpecific data get type ('type' 'filter' 'sort')
+ * @param {array} aiColumns Array of column indexes to get data from
+ * @returns {array} Data array
+ * @memberof DataTable#oApi
+ */
+ function _fnGetRowData( oSettings, iRow, sSpecific, aiColumns )
+ {
+ var out = [];
+ for ( var i=0, iLen=aiColumns.length ; i<iLen ; i++ )
+ {
+ out.push( _fnGetCellData( oSettings, iRow, aiColumns[i], sSpecific ) );
+ }
+ return out;
+ }
+
+
+ /**
+ * Get the data for a given cell from the internal cache, taking into account data mapping
+ * @param {object} oSettings dataTables settings object
+ * @param {int} iRow aoData row id
+ * @param {int} iCol Column index
+ * @param {string} sSpecific data get type ('display', 'type' 'filter' 'sort')
+ * @returns {*} Cell data
+ * @memberof DataTable#oApi
+ */
+ function _fnGetCellData( oSettings, iRow, iCol, sSpecific )
+ {
+ var sData;
+ var oCol = oSettings.aoColumns[iCol];
+ var oData = oSettings.aoData[iRow]._aData;
+
+ if ( (sData=oCol.fnGetData( oData, sSpecific )) === undefined )
+ {
+ if ( oSettings.iDrawError != oSettings.iDraw && oCol.sDefaultContent === null )
+ {
+ _fnLog( oSettings, 0, "Requested unknown parameter "+
+ (typeof oCol.mData=='function' ? '{mData function}' : "'"+oCol.mData+"'")+
+ " from the data source for row "+iRow );
+ oSettings.iDrawError = oSettings.iDraw;
+ }
+ return oCol.sDefaultContent;
+ }
+
+ /* When the data source is null, we can use default column data */
+ if ( sData === null && oCol.sDefaultContent !== null )
+ {
+ sData = oCol.sDefaultContent;
+ }
+ else if ( typeof sData === 'function' )
+ {
+ /* If the data source is a function, then we run it and use the return */
+ return sData();
+ }
+
+ if ( sSpecific == 'display' && sData === null )
+ {
+ return '';
+ }
+ return sData;
+ }
+
+
+ /**
+ * Set the value for a specific cell, into the internal data cache
+ * @param {object} oSettings dataTables settings object
+ * @param {int} iRow aoData row id
+ * @param {int} iCol Column index
+ * @param {*} val Value to set
+ * @memberof DataTable#oApi
+ */
+ function _fnSetCellData( oSettings, iRow, iCol, val )
+ {
+ var oCol = oSettings.aoColumns[iCol];
+ var oData = oSettings.aoData[iRow]._aData;
+
+ oCol.fnSetData( oData, val );
+ }
+
+
+ // Private variable that is used to match array syntax in the data property object
+ var __reArray = /\[.*?\]$/;
+
+ /**
+ * Return a function that can be used to get data from a source object, taking
+ * into account the ability to use nested objects as a source
+ * @param {string|int|function} mSource The data source for the object
+ * @returns {function} Data get function
+ * @memberof DataTable#oApi
+ */
+ function _fnGetObjectDataFn( mSource )
+ {
+ if ( mSource === null )
+ {
+ /* Give an empty string for rendering / sorting etc */
+ return function (data, type) {
+ return null;
+ };
+ }
+ else if ( typeof mSource === 'function' )
+ {
+ return function (data, type, extra) {
+ return mSource( data, type, extra );
+ };
+ }
+ else if ( typeof mSource === 'string' && (mSource.indexOf('.') !== -1 || mSource.indexOf('[') !== -1) )
+ {
+ /* If there is a . in the source string then the data source is in a
+ * nested object so we loop over the data for each level to get the next
+ * level down. On each loop we test for undefined, and if found immediately
+ * return. This allows entire objects to be missing and sDefaultContent to
+ * be used if defined, rather than throwing an error
+ */
+ var fetchData = function (data, type, src) {
+ var a = src.split('.');
+ var arrayNotation, out, innerSrc;
+
+ if ( src !== "" )
+ {
+ for ( var i=0, iLen=a.length ; i<iLen ; i++ )
+ {
+ // Check if we are dealing with an array notation request
+ arrayNotation = a[i].match(__reArray);
+
+ if ( arrayNotation ) {
+ a[i] = a[i].replace(__reArray, '');
+
+ // Condition allows simply [] to be passed in
+ if ( a[i] !== "" ) {
+ data = data[ a[i] ];
+ }
+ out = [];
+
+ // Get the remainder of the nested object to get
+ a.splice( 0, i+1 );
+ innerSrc = a.join('.');
+
+ // Traverse each entry in the array getting the properties requested
+ for ( var j=0, jLen=data.length ; j<jLen ; j++ ) {
+ out.push( fetchData( data[j], type, innerSrc ) );
+ }
+
+ // If a string is given in between the array notation indicators, that
+ // is used to join the strings together, otherwise an array is returned
+ var join = arrayNotation[0].substring(1, arrayNotation[0].length-1);
+ data = (join==="") ? out : out.join(join);
+
+ // The inner call to fetchData has already traversed through the remainder
+ // of the source requested, so we exit from the loop
+ break;
+ }
+
+ if ( data === null || data[ a[i] ] === undefined )
+ {
+ return undefined;
+ }
+ data = data[ a[i] ];
+ }
+ }
+
+ return data;
+ };
+
+ return function (data, type) {
+ return fetchData( data, type, mSource );
+ };
+ }
+ else
+ {
+ /* Array or flat object mapping */
+ return function (data, type) {
+ return data[mSource];
+ };
+ }
+ }
+
+
+ /**
+ * Return a function that can be used to set data from a source object, taking
+ * into account the ability to use nested objects as a source
+ * @param {string|int|function} mSource The data source for the object
+ * @returns {function} Data set function
+ * @memberof DataTable#oApi
+ */
+ function _fnSetObjectDataFn( mSource )
+ {
+ if ( mSource === null )
+ {
+ /* Nothing to do when the data source is null */
+ return function (data, val) {};
+ }
+ else if ( typeof mSource === 'function' )
+ {
+ return function (data, val) {
+ mSource( data, 'set', val );
+ };
+ }
+ else if ( typeof mSource === 'string' && (mSource.indexOf('.') !== -1 || mSource.indexOf('[') !== -1) )
+ {
+ /* Like the get, we need to get data from a nested object */
+ var setData = function (data, val, src) {
+ var a = src.split('.'), b;
+ var arrayNotation, o, innerSrc;
+
+ for ( var i=0, iLen=a.length-1 ; i<iLen ; i++ )
+ {
+ // Check if we are dealing with an array notation request
+ arrayNotation = a[i].match(__reArray);
+
+ if ( arrayNotation )
+ {
+ a[i] = a[i].replace(__reArray, '');
+ data[ a[i] ] = [];
+
+ // Get the remainder of the nested object to set so we can recurse
+ b = a.slice();
+ b.splice( 0, i+1 );
+ innerSrc = b.join('.');
+
+ // Traverse each entry in the array setting the properties requested
+ for ( var j=0, jLen=val.length ; j<jLen ; j++ )
+ {
+ o = {};
+ setData( o, val[j], innerSrc );
+ data[ a[i] ].push( o );
+ }
+
+ // The inner call to setData has already traversed through the remainder
+ // of the source and has set the data, thus we can exit here
+ return;
+ }
+
+ // If the nested object doesn't currently exist - since we are
+ // trying to set the value - create it
+ if ( data[ a[i] ] === null || data[ a[i] ] === undefined )
+ {
+ data[ a[i] ] = {};
+ }
+ data = data[ a[i] ];
+ }
+
+ // If array notation is used, we just want to strip it and use the property name
+ // and assign the value. If it isn't used, then we get the result we want anyway
+ data[ a[a.length-1].replace(__reArray, '') ] = val;
+ };
+
+ return function (data, val) {
+ return setData( data, val, mSource );
+ };
+ }
+ else
+ {
+ /* Array or flat object mapping */
+ return function (data, val) {
+ data[mSource] = val;
+ };
+ }
+ }
+
+
+ /**
+ * Return an array with the full table data
+ * @param {object} oSettings dataTables settings object
+ * @returns array {array} aData Master data array
+ * @memberof DataTable#oApi
+ */
+ function _fnGetDataMaster ( oSettings )
+ {
+ var aData = [];
+ var iLen = oSettings.aoData.length;
+ for ( var i=0 ; i<iLen; i++ )
+ {
+ aData.push( oSettings.aoData[i]._aData );
+ }
+ return aData;
+ }
+
+
+ /**
+ * Nuke the table
+ * @param {object} oSettings dataTables settings object
+ * @memberof DataTable#oApi
+ */
+ function _fnClearTable( oSettings )
+ {
+ oSettings.aoData.splice( 0, oSettings.aoData.length );
+ oSettings.aiDisplayMaster.splice( 0, oSettings.aiDisplayMaster.length );
+ oSettings.aiDisplay.splice( 0, oSettings.aiDisplay.length );
+ _fnCalculateEnd( oSettings );
+ }
+
+
+ /**
+ * Take an array of integers (index array) and remove a target integer (value - not
+ * the key!)
+ * @param {array} a Index array to target
+ * @param {int} iTarget value to find
+ * @memberof DataTable#oApi
+ */
+ function _fnDeleteIndex( a, iTarget )
+ {
+ var iTargetIndex = -1;
+
+ for ( var i=0, iLen=a.length ; i<iLen ; i++ )
+ {
+ if ( a[i] == iTarget )
+ {
+ iTargetIndex = i;
+ }
+ else if ( a[i] > iTarget )
+ {
+ a[i]--;
+ }
+ }
+
+ if ( iTargetIndex != -1 )
+ {
+ a.splice( iTargetIndex, 1 );
+ }
+ }
+
+
+ /**
+ * Call the developer defined fnRender function for a given cell (row/column) with
+ * the required parameters and return the result.
+ * @param {object} oSettings dataTables settings object
+ * @param {int} iRow aoData index for the row
+ * @param {int} iCol aoColumns index for the column
+ * @returns {*} Return of the developer's fnRender function
+ * @memberof DataTable#oApi
+ */
+ function _fnRender( oSettings, iRow, iCol )
+ {
+ var oCol = oSettings.aoColumns[iCol];
+
+ return oCol.fnRender( {
+ "iDataRow": iRow,
+ "iDataColumn": iCol,
+ "oSettings": oSettings,
+ "aData": oSettings.aoData[iRow]._aData,
+ "mDataProp": oCol.mData
+ }, _fnGetCellData(oSettings, iRow, iCol, 'display') );
+ }
+
+ /**
+ * Create a new TR element (and it's TD children) for a row
+ * @param {object} oSettings dataTables settings object
+ * @param {int} iRow Row to consider
+ * @memberof DataTable#oApi
+ */
+ function _fnCreateTr ( oSettings, iRow )
+ {
+ var oData = oSettings.aoData[iRow];
+ var nTd;
+
+ if ( oData.nTr === null )
+ {
+ oData.nTr = document.createElement('tr');
+
+ /* Use a private property on the node to allow reserve mapping from the node
+ * to the aoData array for fast look up
+ */
+ oData.nTr._DT_RowIndex = iRow;
+
+ /* Special parameters can be given by the data source to be used on the row */
+ if ( oData._aData.DT_RowId )
+ {
+ oData.nTr.id = oData._aData.DT_RowId;
+ }
+
+ if ( oData._aData.DT_RowClass )
+ {
+ $(oData.nTr).addClass( oData._aData.DT_RowClass );
+ }
+
+ /* Process each column */
+ for ( var i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )
+ {
+ var oCol = oSettings.aoColumns[i];
+ nTd = document.createElement( oCol.sCellType );
+
+ /* Render if needed - if bUseRendered is true then we already have the rendered
+ * value in the data source - so can just use that
+ */
+ nTd.innerHTML = (typeof oCol.fnRender === 'function' && (!oCol.bUseRendered || oCol.mData === null)) ?
+ _fnRender( oSettings, iRow, i ) :
+ _fnGetCellData( oSettings, iRow, i, 'display' );
+
+ /* Add user defined class */
+ if ( oCol.sClass !== null )
+ {
+ nTd.className = oCol.sClass;
+ }
+
+ if ( oCol.bVisible )
+ {
+ oData.nTr.appendChild( nTd );
+ oData._anHidden[i] = null;
+ }
+ else
+ {
+ oData._anHidden[i] = nTd;
+ }
+
+ if ( oCol.fnCreatedCell )
+ {
+ oCol.fnCreatedCell.call( oSettings.oInstance,
+ nTd, _fnGetCellData( oSettings, iRow, i, 'display' ), oData._aData, iRow, i
+ );
+ }
+ }
+
+ _fnCallbackFire( oSettings, 'aoRowCreatedCallback', null, [oData.nTr, oData._aData, iRow] );
+ }
+ }
+
+
+ /**
+ * Create the HTML header for the table
+ * @param {object} oSettings dataTables settings object
+ * @memberof DataTable#oApi
+ */
function _fnBuildHead( oSettings )
{
var i, nTh, iLen, j, jLen;
- var anTr = oSettings.nTHead.getElementsByTagName('tr');
var iThs = oSettings.nTHead.getElementsByTagName('th').length;
var iCorrector = 0;
var jqChildren;
/* If there is a header in place - then use it - otherwise it's going to get nuked... */
@@ -2969,11 +1149,17 @@
{
/* We've got a thead from the DOM, so remove hidden columns and apply width to vis cols */
for ( i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )
{
nTh = oSettings.aoColumns[i].nTh;
-
+ nTh.setAttribute('role', 'columnheader');
+ if ( oSettings.aoColumns[i].bSortable )
+ {
+ nTh.setAttribute('tabindex', oSettings.iTabIndex);
+ nTh.setAttribute('aria-controls', oSettings.sTableId);
+ }
+
if ( oSettings.aoColumns[i].sClass !== null )
{
$(nTh).addClass( oSettings.aoColumns[i].sClass );
}
@@ -2991,10 +1177,11 @@
for ( i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )
{
nTh = oSettings.aoColumns[i].nTh;
nTh.innerHTML = oSettings.aoColumns[i].sTitle;
+ nTh.setAttribute('tabindex', '0');
if ( oSettings.aoColumns[i].sClass !== null )
{
$(nTh).addClass( oSettings.aoColumns[i].sClass );
}
@@ -3003,10 +1190,13 @@
}
$(oSettings.nTHead).html( '' )[0].appendChild( nTr );
_fnDetectHeader( oSettings.aoHeader, oSettings.nTHead );
}
+ /* ARIA role for the rows */
+ $(oSettings.nTHead).children('tr').attr('role', 'row');
+
/* Add the extra markup needed by jQuery UI's themes */
if ( oSettings.bJUI )
{
for ( i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )
{
@@ -3021,26 +1211,17 @@
nDiv.appendChild( nSpan );
nTh.appendChild( nDiv );
}
}
- /* Add sort listener */
- var fnNoSelect = function (e) {
- this.onselectstart = function() { return false; };
- return false;
- };
-
if ( oSettings.oFeatures.bSort )
{
for ( i=0 ; i<oSettings.aoColumns.length ; i++ )
{
if ( oSettings.aoColumns[i].bSortable !== false )
{
_fnSortAttachListener( oSettings, oSettings.aoColumns[i].nTh, i );
-
- /* Take the brutal approach to cancelling text selection in header */
- $(oSettings.aoColumns[i].nTh).bind( 'mousedown.DT', fnNoSelect );
}
else
{
$(oSettings.aoColumns[i].nTh).addClass( oSettings.oClasses.sSortableNone );
}
@@ -3048,157 +1229,157 @@
}
/* Deal with the footer - add classes if required */
if ( oSettings.oClasses.sFooterTH !== "" )
{
- $('>tr>th', oSettings.nTFoot).addClass( oSettings.oClasses.sFooterTH );
+ $(oSettings.nTFoot).children('tr').children('th').addClass( oSettings.oClasses.sFooterTH );
}
/* Cache the footer elements */
if ( oSettings.nTFoot !== null )
{
var anCells = _fnGetUniqueThs( oSettings, null, oSettings.aoFooter );
for ( i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )
{
- if ( typeof anCells[i] != 'undefined' )
+ if ( anCells[i] )
{
oSettings.aoColumns[i].nTf = anCells[i];
+ if ( oSettings.aoColumns[i].sClass )
+ {
+ $(anCells[i]).addClass( oSettings.aoColumns[i].sClass );
+ }
}
}
}
}
-
- /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- * Section - Drawing functions
- */
- /*
- * Function: _fnDrawHead
- * Purpose: Draw the header (or footer) element based on the column visibility states. The
- * methodology here is to use the layout array from _fnDetectHeader, modified for
- * the instantaneous column visibility, to construct the new layout. The grid is
- * traversed over cell at a time in a rows x columns grid fashion, although each
- * cell insert can cover multiple elements in the grid - which is tracks using the
- * aApplied array. Cell inserts in the grid will only occur where there isn't
- * already a cell in that position.
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
- * array objects:aoSource - Layout array from _fnDetectHeader
- * boolean:bIncludeHidden - If true then include the hidden columns in the calc,
- * - optional: default false
+ /**
+ * Draw the header (or footer) element based on the column visibility states. The
+ * methodology here is to use the layout array from _fnDetectHeader, modified for
+ * the instantaneous column visibility, to construct the new layout. The grid is
+ * traversed over cell at a time in a rows x columns grid fashion, although each
+ * cell insert can cover multiple elements in the grid - which is tracks using the
+ * aApplied array. Cell inserts in the grid will only occur where there isn't
+ * already a cell in that position.
+ * @param {object} oSettings dataTables settings object
+ * @param array {objects} aoSource Layout array from _fnDetectHeader
+ * @param {boolean} [bIncludeHidden=false] If true then include the hidden columns in the calc,
+ * @memberof DataTable#oApi
*/
function _fnDrawHead( oSettings, aoSource, bIncludeHidden )
{
- var i, iLen, j, jLen, k, kLen;
+ var i, iLen, j, jLen, k, kLen, n, nLocalTr;
var aoLocal = [];
var aApplied = [];
var iColumns = oSettings.aoColumns.length;
var iRowspan, iColspan;
-
- if ( typeof bIncludeHidden == 'undefined' )
+
+ if ( bIncludeHidden === undefined )
{
bIncludeHidden = false;
}
-
+
/* Make a copy of the master layout array, but without the visible columns in it */
for ( i=0, iLen=aoSource.length ; i<iLen ; i++ )
{
aoLocal[i] = aoSource[i].slice();
aoLocal[i].nTr = aoSource[i].nTr;
-
+
/* Remove any columns which are currently hidden */
for ( j=iColumns-1 ; j>=0 ; j-- )
{
if ( !oSettings.aoColumns[j].bVisible && !bIncludeHidden )
{
aoLocal[i].splice( j, 1 );
}
}
-
+
/* Prep the applied array - it needs an element for each row */
aApplied.push( [] );
}
-
+
for ( i=0, iLen=aoLocal.length ; i<iLen ; i++ )
{
+ nLocalTr = aoLocal[i].nTr;
+
/* All cells are going to be replaced, so empty out the row */
- if ( aoLocal[i].nTr )
+ if ( nLocalTr )
{
- for ( k=0, kLen=aoLocal[i].nTr.childNodes.length ; k<kLen ; k++ )
+ while( (n = nLocalTr.firstChild) )
{
- aoLocal[i].nTr.removeChild( aoLocal[i].nTr.childNodes[0] );
+ nLocalTr.removeChild( n );
}
}
-
+
for ( j=0, jLen=aoLocal[i].length ; j<jLen ; j++ )
{
iRowspan = 1;
iColspan = 1;
-
+
/* Check to see if there is already a cell (row/colspan) covering our target
* insert point. If there is, then there is nothing to do.
*/
- if ( typeof aApplied[i][j] == 'undefined' )
+ if ( aApplied[i][j] === undefined )
{
- aoLocal[i].nTr.appendChild( aoLocal[i][j].cell );
+ nLocalTr.appendChild( aoLocal[i][j].cell );
aApplied[i][j] = 1;
-
+
/* Expand the cell to cover as many rows as needed */
- while ( typeof aoLocal[i+iRowspan] != 'undefined' &&
+ while ( aoLocal[i+iRowspan] !== undefined &&
aoLocal[i][j].cell == aoLocal[i+iRowspan][j].cell )
{
aApplied[i+iRowspan][j] = 1;
iRowspan++;
}
-
+
/* Expand the cell to cover as many columns as needed */
- while ( typeof aoLocal[i][j+iColspan] != 'undefined' &&
+ while ( aoLocal[i][j+iColspan] !== undefined &&
aoLocal[i][j].cell == aoLocal[i][j+iColspan].cell )
{
/* Must update the applied array over the rows for the columns */
for ( k=0 ; k<iRowspan ; k++ )
{
aApplied[i+k][j+iColspan] = 1;
}
iColspan++;
}
-
+
/* Do the actual expansion in the DOM */
- aoLocal[i][j].cell.setAttribute('rowspan', iRowspan);
- aoLocal[i][j].cell.setAttribute('colspan', iColspan);
+ aoLocal[i][j].cell.rowSpan = iRowspan;
+ aoLocal[i][j].cell.colSpan = iColspan;
}
}
}
}
- /*
- * Function: _fnDraw
- * Purpose: Insert the required TR nodes into the table for display
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
+
+ /**
+ * Insert the required TR nodes into the table for display
+ * @param {object} oSettings dataTables settings object
+ * @memberof DataTable#oApi
*/
function _fnDraw( oSettings )
{
- var i, iLen;
- var anRows = [];
- var iRowCount = 0;
- var bRowError = false;
- var iStrips = oSettings.asStripClasses.length;
- var iOpenRows = oSettings.aoOpenRows.length;
-
/* Provide a pre-callback function which can be used to cancel the draw is false is returned */
- if ( oSettings.fnPreDrawCallback !== null &&
- oSettings.fnPreDrawCallback.call( oSettings.oInstance, oSettings ) === false )
+ var aPreDraw = _fnCallbackFire( oSettings, 'aoPreDrawCallback', 'preDraw', [oSettings] );
+ if ( $.inArray( false, aPreDraw ) !== -1 )
{
- return;
+ _fnProcessingDisplay( oSettings, false );
+ return;
}
+ var i, iLen, n;
+ var anRows = [];
+ var iRowCount = 0;
+ var iStripes = oSettings.asStripeClasses.length;
+ var iOpenRows = oSettings.aoOpenRows.length;
+
oSettings.bDrawing = true;
/* Check and see if we have an initial draw position from state saving */
- if ( typeof oSettings.iInitDisplayStart != 'undefined' && oSettings.iInitDisplayStart != -1 )
+ if ( oSettings.iInitDisplayStart !== undefined && oSettings.iInitDisplayStart != -1 )
{
if ( oSettings.oFeatures.bServerSide )
{
oSettings._iDisplayStart = oSettings.iInitDisplayStart;
}
@@ -3242,35 +1423,27 @@
var aoData = oSettings.aoData[ oSettings.aiDisplay[j] ];
if ( aoData.nTr === null )
{
_fnCreateTr( oSettings, oSettings.aiDisplay[j] );
}
-
+
var nRow = aoData.nTr;
- /* Remove the old stripping classes and then add the new one */
- if ( iStrips !== 0 )
+ /* Remove the old striping classes and then add the new one */
+ if ( iStripes !== 0 )
{
- var sStrip = oSettings.asStripClasses[ iRowCount % iStrips ];
- if ( aoData._sRowStripe != sStrip )
+ var sStripe = oSettings.asStripeClasses[ iRowCount % iStripes ];
+ if ( aoData._sRowStripe != sStripe )
{
- $(nRow).removeClass( aoData._sRowStripe ).addClass( sStrip );
- aoData._sRowStripe = sStrip;
+ $(nRow).removeClass( aoData._sRowStripe ).addClass( sStripe );
+ aoData._sRowStripe = sStripe;
}
}
- /* Custom row callback function - might want to manipule the row */
- if ( typeof oSettings.fnRowCallback == "function" )
- {
- nRow = oSettings.fnRowCallback.call( oSettings.oInstance, nRow,
- oSettings.aoData[ oSettings.aiDisplay[j] ]._aData, iRowCount, j );
- if ( !nRow && !bRowError )
- {
- _fnLog( oSettings, 0, "A node was not returned by fnRowCallback" );
- bRowError = true;
- }
- }
+ /* Row callback functions - might want to manipulate the row */
+ _fnCallbackFire( oSettings, 'aoRowCallback', null,
+ [nRow, oSettings.aoData[ oSettings.aiDisplay[j] ]._aData, iRowCount, j] );
anRows.push( nRow );
iRowCount++;
/* If there is an open row - and it is attached to this parent - attach it on redraw */
@@ -3279,60 +1452,52 @@
for ( var k=0 ; k<iOpenRows ; k++ )
{
if ( nRow == oSettings.aoOpenRows[k].nParent )
{
anRows.push( oSettings.aoOpenRows[k].nTr );
+ break;
}
}
}
}
}
else
{
/* Table is empty - create a row with an empty message in it */
anRows[ 0 ] = document.createElement( 'tr' );
- if ( typeof oSettings.asStripClasses[0] != 'undefined' )
+ if ( oSettings.asStripeClasses[0] )
{
- anRows[ 0 ].className = oSettings.asStripClasses[0];
+ anRows[ 0 ].className = oSettings.asStripeClasses[0];
}
-
- var sZero = oSettings.oLanguage.sZeroRecords.replace(
- '_MAX_', oSettings.fnFormatNumber(oSettings.fnRecordsTotal()) );
+
+ var oLang = oSettings.oLanguage;
+ var sZero = oLang.sZeroRecords;
if ( oSettings.iDraw == 1 && oSettings.sAjaxSource !== null && !oSettings.oFeatures.bServerSide )
{
- sZero = oSettings.oLanguage.sLoadingRecords;
+ sZero = oLang.sLoadingRecords;
}
- else if ( typeof oSettings.oLanguage.sEmptyTable != 'undefined' &&
- oSettings.fnRecordsTotal() === 0 )
+ else if ( oLang.sEmptyTable && oSettings.fnRecordsTotal() === 0 )
{
- sZero = oSettings.oLanguage.sEmptyTable;
+ sZero = oLang.sEmptyTable;
}
-
+
var nTd = document.createElement( 'td' );
nTd.setAttribute( 'valign', "top" );
nTd.colSpan = _fnVisbleColumns( oSettings );
nTd.className = oSettings.oClasses.sRowEmpty;
- nTd.innerHTML = sZero;
+ nTd.innerHTML = _fnInfoMacros( oSettings, sZero );
anRows[ iRowCount ].appendChild( nTd );
}
- /* Callback the header and footer custom funcation if there is one */
- if ( typeof oSettings.fnHeaderCallback == 'function' )
- {
- oSettings.fnHeaderCallback.call( oSettings.oInstance, $('>tr', oSettings.nTHead)[0],
- _fnGetDataMaster( oSettings ), oSettings._iDisplayStart, oSettings.fnDisplayEnd(),
- oSettings.aiDisplay );
- }
+ /* Header and footer callbacks */
+ _fnCallbackFire( oSettings, 'aoHeaderCallback', 'header', [ $(oSettings.nTHead).children('tr')[0],
+ _fnGetDataMaster( oSettings ), oSettings._iDisplayStart, oSettings.fnDisplayEnd(), oSettings.aiDisplay ] );
- if ( typeof oSettings.fnFooterCallback == 'function' )
- {
- oSettings.fnFooterCallback.call( oSettings.oInstance, $('>tr', oSettings.nTFoot)[0],
- _fnGetDataMaster( oSettings ), oSettings._iDisplayStart, oSettings.fnDisplayEnd(),
- oSettings.aiDisplay );
- }
+ _fnCallbackFire( oSettings, 'aoFooterCallback', 'footer', [ $(oSettings.nTFoot).children('tr')[0],
+ _fnGetDataMaster( oSettings ), oSettings._iDisplayStart, oSettings.fnDisplayEnd(), oSettings.aiDisplay ] );
/*
* Need to remove any old row from the display - note we can't just empty the tbody using
* $().html('') since this will unbind the jQuery event handlers (even although the node
* still exists!) - equally we can't use innerHTML, since IE throws an exception.
@@ -3351,14 +1516,13 @@
* up. When not infinite scroll, always do it.
*/
if ( !oSettings.oScroll.bInfinite || !oSettings._bInitComplete ||
oSettings.bSorted || oSettings.bFiltered )
{
- nTrs = oSettings.nTBody.childNodes;
- for ( i=nTrs.length-1 ; i>=0 ; i-- )
+ while( (n = oSettings.nTBody.firstChild) )
{
- nTrs[i].parentNode.removeChild( nTrs[i] );
+ oSettings.nTBody.removeChild( n );
}
}
/* Put the draw table into the dom */
for ( i=0, iLen=anRows.length ; i<iLen ; i++ )
@@ -3372,35 +1536,32 @@
nBodyPar.appendChild( oSettings.nTBody );
}
}
/* Call all required callback functions for the end of a draw */
- for ( i=oSettings.aoDrawCallback.length-1 ; i>=0 ; i-- )
- {
- oSettings.aoDrawCallback[i].fn.call( oSettings.oInstance, oSettings );
- }
+ _fnCallbackFire( oSettings, 'aoDrawCallback', 'draw', [oSettings] );
/* Draw is complete, sorting and filtering must be as well */
oSettings.bSorted = false;
oSettings.bFiltered = false;
oSettings.bDrawing = false;
if ( oSettings.oFeatures.bServerSide )
{
_fnProcessingDisplay( oSettings, false );
- if ( typeof oSettings._bInitComplete == 'undefined' )
+ if ( !oSettings._bInitComplete )
{
_fnInitComplete( oSettings );
}
}
}
- /*
- * Function: _fnReDraw
- * Purpose: Redraw the table - taking account of the various features which are enabled
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
+
+ /**
+ * Redraw the table - taking account of the various features which are enabled
+ * @param {object} oSettings dataTables settings object
+ * @memberof DataTable#oApi
*/
function _fnReDraw( oSettings )
{
if ( oSettings.oFeatures.bSort )
{
@@ -3417,194 +1578,31 @@
_fnCalculateEnd( oSettings );
_fnDraw( oSettings );
}
}
- /*
- * Function: _fnAjaxUpdate
- * Purpose: Update the table using an Ajax call
- * Returns: bool: block the table drawing or not
- * Inputs: object:oSettings - dataTables settings object
- */
- function _fnAjaxUpdate( oSettings )
- {
- if ( oSettings.bAjaxDataGet )
- {
- _fnProcessingDisplay( oSettings, true );
- var iColumns = oSettings.aoColumns.length;
- var aoData = [], mDataProp;
- var i;
-
- /* Paging and general */
- oSettings.iDraw++;
- aoData.push( { "name": "sEcho", "value": oSettings.iDraw } );
- aoData.push( { "name": "iColumns", "value": iColumns } );
- aoData.push( { "name": "sColumns", "value": _fnColumnOrdering(oSettings) } );
- aoData.push( { "name": "iDisplayStart", "value": oSettings._iDisplayStart } );
- aoData.push( { "name": "iDisplayLength", "value": oSettings.oFeatures.bPaginate !== false ?
- oSettings._iDisplayLength : -1 } );
-
- for ( i=0 ; i<iColumns ; i++ )
- {
- mDataProp = oSettings.aoColumns[i].mDataProp;
- aoData.push( { "name": "mDataProp_"+i, "value": typeof(mDataProp)=="function" ? 'function' : mDataProp } );
- }
-
- /* Filtering */
- if ( oSettings.oFeatures.bFilter !== false )
- {
- aoData.push( { "name": "sSearch", "value": oSettings.oPreviousSearch.sSearch } );
- aoData.push( { "name": "bRegex", "value": oSettings.oPreviousSearch.bRegex } );
- for ( i=0 ; i<iColumns ; i++ )
- {
- aoData.push( { "name": "sSearch_"+i, "value": oSettings.aoPreSearchCols[i].sSearch } );
- aoData.push( { "name": "bRegex_"+i, "value": oSettings.aoPreSearchCols[i].bRegex } );
- aoData.push( { "name": "bSearchable_"+i, "value": oSettings.aoColumns[i].bSearchable } );
- }
- }
-
- /* Sorting */
- if ( oSettings.oFeatures.bSort !== false )
- {
- var iFixed = oSettings.aaSortingFixed !== null ? oSettings.aaSortingFixed.length : 0;
- var iUser = oSettings.aaSorting.length;
- aoData.push( { "name": "iSortingCols", "value": iFixed+iUser } );
- for ( i=0 ; i<iFixed ; i++ )
- {
- aoData.push( { "name": "iSortCol_"+i, "value": oSettings.aaSortingFixed[i][0] } );
- aoData.push( { "name": "sSortDir_"+i, "value": oSettings.aaSortingFixed[i][1] } );
- }
-
- for ( i=0 ; i<iUser ; i++ )
- {
- aoData.push( { "name": "iSortCol_"+(i+iFixed), "value": oSettings.aaSorting[i][0] } );
- aoData.push( { "name": "sSortDir_"+(i+iFixed), "value": oSettings.aaSorting[i][1] } );
- }
-
- for ( i=0 ; i<iColumns ; i++ )
- {
- aoData.push( { "name": "bSortable_"+i, "value": oSettings.aoColumns[i].bSortable } );
- }
- }
-
- oSettings.fnServerData.call( oSettings.oInstance, oSettings.sAjaxSource, aoData,
- function(json) {
- _fnAjaxUpdateDraw( oSettings, json );
- }, oSettings );
- return false;
- }
- else
- {
- return true;
- }
- }
- /*
- * Function: _fnAjaxUpdateDraw
- * Purpose: Data the data from the server (nuking the old) and redraw the table
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
- * object:json - json data return from the server.
- * The following must be defined:
- * iTotalRecords, iTotalDisplayRecords, aaData
- * The following may be defined:
- * sColumns
+ /**
+ * Add the options to the page HTML for the table
+ * @param {object} oSettings dataTables settings object
+ * @memberof DataTable#oApi
*/
- function _fnAjaxUpdateDraw ( oSettings, json )
- {
- if ( typeof json.sEcho != 'undefined' )
- {
- /* Protect against old returns over-writing a new one. Possible when you get
- * very fast interaction, and later queires are completed much faster
- */
- if ( json.sEcho*1 < oSettings.iDraw )
- {
- return;
- }
- else
- {
- oSettings.iDraw = json.sEcho * 1;
- }
- }
-
- if ( !oSettings.oScroll.bInfinite ||
- (oSettings.oScroll.bInfinite && (oSettings.bSorted || oSettings.bFiltered)) )
- {
- _fnClearTable( oSettings );
- }
- oSettings._iRecordsTotal = json.iTotalRecords;
- oSettings._iRecordsDisplay = json.iTotalDisplayRecords;
-
- /* Determine if reordering is required */
- var sOrdering = _fnColumnOrdering(oSettings);
- var bReOrder = (typeof json.sColumns != 'undefined' && sOrdering !== "" && json.sColumns != sOrdering );
- if ( bReOrder )
- {
- var aiIndex = _fnReOrderIndex( oSettings, json.sColumns );
- }
-
- var fnDataSrc = _fnGetObjectDataFn( oSettings.sAjaxDataProp );
- var aData = fnDataSrc( json );
-
- for ( var i=0, iLen=aData.length ; i<iLen ; i++ )
- {
- if ( bReOrder )
- {
- /* If we need to re-order, then create a new array with the correct order and add it */
- var aDataSorted = [];
- for ( var j=0, jLen=oSettings.aoColumns.length ; j<jLen ; j++ )
- {
- aDataSorted.push( aData[i][ aiIndex[j] ] );
- }
- _fnAddData( oSettings, aDataSorted );
- }
- else
- {
- /* No re-order required, sever got it "right" - just straight add */
- _fnAddData( oSettings, aData[i] );
- }
- }
- oSettings.aiDisplay = oSettings.aiDisplayMaster.slice();
-
- oSettings.bAjaxDataGet = false;
- _fnDraw( oSettings );
- oSettings.bAjaxDataGet = true;
- _fnProcessingDisplay( oSettings, false );
- }
-
-
- /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- * Section - Options (features) HTML
- */
-
- /*
- * Function: _fnAddOptionsHtml
- * Purpose: Add the options to the page HTML for the table
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
- */
function _fnAddOptionsHtml ( oSettings )
{
/*
* Create a temporary, empty, div which we can later on replace with what we have generated
* we do it this way to rendering the 'options' html offline - speed :-)
*/
- var nHolding = document.createElement( 'div' );
+ var nHolding = $('<div></div>')[0];
oSettings.nTable.parentNode.insertBefore( nHolding, oSettings.nTable );
/*
* All DataTables are wrapped in a div
*/
- oSettings.nTableWrapper = document.createElement( 'div' );
- oSettings.nTableWrapper.className = oSettings.oClasses.sWrapper;
- if ( oSettings.sTableId !== '' )
- {
- oSettings.nTableWrapper.setAttribute( 'id', oSettings.sTableId+'_wrapper' );
- }
-
+ oSettings.nTableWrapper = $('<div id="'+oSettings.sTableId+'_wrapper" class="'+oSettings.oClasses.sWrapper+'" role="grid"></div>')[0];
oSettings.nTableReinsertBefore = oSettings.nTable.nextSibling;
-
+
/* Track where we want to insert the option */
var nInsertNode = oSettings.nTableWrapper;
/* Loop over the user set positioning and place the elements as needed */
var aDom = oSettings.sDom.split('');
@@ -3615,11 +1613,11 @@
cOption = aDom[i];
if ( cOption == '<' )
{
/* New container div */
- nNewNode = document.createElement( 'div' );
+ nNewNode = $('<div></div>')[0];
/* Check to see if we should append an id and/or a class name to the container */
cNext = aDom[i+1];
if ( cNext == "'" || cNext == '"' )
{
@@ -3632,29 +1630,29 @@
}
/* Replace jQuery UI constants */
if ( sAttr == "H" )
{
- sAttr = "fg-toolbar ui-toolbar ui-widget-header ui-corner-tl ui-corner-tr ui-helper-clearfix";
+ sAttr = oSettings.oClasses.sJUIHeader;
}
else if ( sAttr == "F" )
{
- sAttr = "fg-toolbar ui-toolbar ui-widget-header ui-corner-bl ui-corner-br ui-helper-clearfix";
+ sAttr = oSettings.oClasses.sJUIFooter;
}
/* The attribute can be in the format of "#id.class", "#id" or "class" This logic
* breaks the string into parts and applies them as needed
*/
if ( sAttr.indexOf('.') != -1 )
{
var aSplit = sAttr.split('.');
- nNewNode.setAttribute('id', aSplit[0].substr(1, aSplit[0].length-1) );
+ nNewNode.id = aSplit[0].substr(1, aSplit[0].length-1);
nNewNode.className = aSplit[1];
}
else if ( sAttr.charAt(0) == "#" )
{
- nNewNode.setAttribute('id', sAttr.substr(1, sAttr.length-1) );
+ nNewNode.id = sAttr.substr(1, sAttr.length-1);
}
else
{
nNewNode.className = sAttr;
}
@@ -3704,14 +1702,14 @@
{
/* Pagination */
nTmp = _fnFeatureHtmlPaginate( oSettings );
iPushFeature = 1;
}
- else if ( _oExt.aoFeatures.length !== 0 )
+ else if ( DataTable.ext.aoFeatures.length !== 0 )
{
/* Plug-in features */
- var aoFeatures = _oExt.aoFeatures;
+ var aoFeatures = DataTable.ext.aoFeatures;
for ( var k=0, kLen=aoFeatures.length ; k<kLen ; k++ )
{
if ( cOption == aoFeatures[k].cFeature )
{
nTmp = aoFeatures[k].fnInit( oSettings );
@@ -3725,11 +1723,11 @@
}
/* Add to the 2D features array */
if ( iPushFeature == 1 && nTmp !== null )
{
- if ( typeof oSettings.aanFeatures[cOption] != 'object' )
+ if ( typeof oSettings.aanFeatures[cOption] !== 'object' )
{
oSettings.aanFeatures[cOption] = [];
}
oSettings.aanFeatures[cOption].push( nTmp );
nInsertNode.appendChild( nTmp );
@@ -3739,606 +1737,481 @@
/* Built our DOM structure - replace the holding div with what we want */
nHolding.parentNode.replaceChild( oSettings.nTableWrapper, nHolding );
}
- /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- * Section - Feature: Filtering
+ /**
+ * Use the DOM source to create up an array of header cells. The idea here is to
+ * create a layout grid (array) of rows x columns, which contains a reference
+ * to the cell that that point in the grid (regardless of col/rowspan), such that
+ * any column / row could be removed and the new grid constructed
+ * @param array {object} aLayout Array to store the calculated layout in
+ * @param {node} nThead The header/footer element for the table
+ * @memberof DataTable#oApi
*/
-
- /*
- * Function: _fnFeatureHtmlTable
- * Purpose: Add any control elements for the table - specifically scrolling
- * Returns: node: - Node to add to the DOM
- * Inputs: object:oSettings - dataTables settings object
- */
- function _fnFeatureHtmlTable ( oSettings )
+ function _fnDetectHeader ( aLayout, nThead )
{
- /* Chack if scrolling is enabled or not - if not then leave the DOM unaltered */
- if ( oSettings.oScroll.sX === "" && oSettings.oScroll.sY === "" )
- {
- return oSettings.nTable;
- }
+ var nTrs = $(nThead).children('tr');
+ var nCell;
+ var i, j, k, l, iLen, jLen, iColShifted;
+ var fnShiftCol = function ( a, i, j ) {
+ while ( a[i][j] ) {
+ j++;
+ }
+ return j;
+ };
+
+ aLayout.splice( 0, aLayout.length );
- /*
- * The HTML structure that we want to generate in this function is:
- * div - nScroller
- * div - nScrollHead
- * div - nScrollHeadInner
- * table - nScrollHeadTable
- * thead - nThead
- * div - nScrollBody
- * table - oSettings.nTable
- * thead - nTheadSize
- * tbody - nTbody
- * div - nScrollFoot
- * div - nScrollFootInner
- * table - nScrollFootTable
- * tfoot - nTfoot
- */
- var
- nScroller = document.createElement('div'),
- nScrollHead = document.createElement('div'),
- nScrollHeadInner = document.createElement('div'),
- nScrollBody = document.createElement('div'),
- nScrollFoot = document.createElement('div'),
- nScrollFootInner = document.createElement('div'),
- nScrollHeadTable = oSettings.nTable.cloneNode(false),
- nScrollFootTable = oSettings.nTable.cloneNode(false),
- nThead = oSettings.nTable.getElementsByTagName('thead')[0],
- nTfoot = oSettings.nTable.getElementsByTagName('tfoot').length === 0 ? null :
- oSettings.nTable.getElementsByTagName('tfoot')[0],
- oClasses = (typeof oInit.bJQueryUI != 'undefined' && oInit.bJQueryUI) ?
- _oExt.oJUIClasses : _oExt.oStdClasses;
-
- nScrollHead.appendChild( nScrollHeadInner );
- nScrollFoot.appendChild( nScrollFootInner );
- nScrollBody.appendChild( oSettings.nTable );
- nScroller.appendChild( nScrollHead );
- nScroller.appendChild( nScrollBody );
- nScrollHeadInner.appendChild( nScrollHeadTable );
- nScrollHeadTable.appendChild( nThead );
- if ( nTfoot !== null )
+ /* We know how many rows there are in the layout - so prep it */
+ for ( i=0, iLen=nTrs.length ; i<iLen ; i++ )
{
- nScroller.appendChild( nScrollFoot );
- nScrollFootInner.appendChild( nScrollFootTable );
- nScrollFootTable.appendChild( nTfoot );
+ aLayout.push( [] );
}
- nScroller.className = oClasses.sScrollWrapper;
- nScrollHead.className = oClasses.sScrollHead;
- nScrollHeadInner.className = oClasses.sScrollHeadInner;
- nScrollBody.className = oClasses.sScrollBody;
- nScrollFoot.className = oClasses.sScrollFoot;
- nScrollFootInner.className = oClasses.sScrollFootInner;
-
- if ( oSettings.oScroll.bAutoCss )
+ /* Calculate a layout array */
+ for ( i=0, iLen=nTrs.length ; i<iLen ; i++ )
{
- nScrollHead.style.overflow = "hidden";
- nScrollHead.style.position = "relative";
- nScrollFoot.style.overflow = "hidden";
- nScrollBody.style.overflow = "auto";
- }
-
- nScrollHead.style.border = "0";
- nScrollHead.style.width = "100%";
- nScrollFoot.style.border = "0";
- nScrollHeadInner.style.width = "150%"; /* will be overwritten */
-
- /* Modify attributes to respect the clones */
- nScrollHeadTable.removeAttribute('id');
- nScrollHeadTable.style.marginLeft = "0";
- oSettings.nTable.style.marginLeft = "0";
- if ( nTfoot !== null )
- {
- nScrollFootTable.removeAttribute('id');
- nScrollFootTable.style.marginLeft = "0";
- }
-
- /* Move any caption elements from the body to the header */
- var nCaptions = $('>caption', oSettings.nTable);
- for ( var i=0, iLen=nCaptions.length ; i<iLen ; i++ )
- {
- nScrollHeadTable.appendChild( nCaptions[i] );
- }
-
- /*
- * Sizing
- */
- /* When xscrolling add the width and a scroller to move the header with the body */
- if ( oSettings.oScroll.sX !== "" )
- {
- nScrollHead.style.width = _fnStringToCss( oSettings.oScroll.sX );
- nScrollBody.style.width = _fnStringToCss( oSettings.oScroll.sX );
+ var iColumn = 0;
- if ( nTfoot !== null )
+ /* For every cell in the row... */
+ for ( j=0, jLen=nTrs[i].childNodes.length ; j<jLen ; j++ )
{
- nScrollFoot.style.width = _fnStringToCss( oSettings.oScroll.sX );
- }
-
- /* When the body is scrolled, then we also want to scroll the headers */
- $(nScrollBody).scroll( function (e) {
- nScrollHead.scrollLeft = this.scrollLeft;
-
- if ( nTfoot !== null )
+ nCell = nTrs[i].childNodes[j];
+
+ if ( nCell.nodeName.toUpperCase() == "TD" ||
+ nCell.nodeName.toUpperCase() == "TH" )
{
- nScrollFoot.scrollLeft = this.scrollLeft;
- }
- } );
- }
-
- /* When yscrolling, add the height */
- if ( oSettings.oScroll.sY !== "" )
- {
- nScrollBody.style.height = _fnStringToCss( oSettings.oScroll.sY );
- }
-
- /* Redraw - align columns across the tables */
- oSettings.aoDrawCallback.push( {
- "fn": _fnScrollDraw,
- "sName": "scrolling"
- } );
-
- /* Infinite scrolling event handlers */
- if ( oSettings.oScroll.bInfinite )
- {
- $(nScrollBody).scroll( function() {
- /* Use a blocker to stop scrolling from loading more data while other data is still loading */
- if ( !oSettings.bDrawing )
- {
- /* Check if we should load the next data set */
- if ( $(this).scrollTop() + $(this).height() >
- $(oSettings.nTable).height() - oSettings.oScroll.iLoadGap )
+ /* Get the col and rowspan attributes from the DOM and sanitise them */
+ var iColspan = nCell.getAttribute('colspan') * 1;
+ var iRowspan = nCell.getAttribute('rowspan') * 1;
+ iColspan = (!iColspan || iColspan===0 || iColspan===1) ? 1 : iColspan;
+ iRowspan = (!iRowspan || iRowspan===0 || iRowspan===1) ? 1 : iRowspan;
+
+ /* There might be colspan cells already in this row, so shift our target
+ * accordingly
+ */
+ iColShifted = fnShiftCol( aLayout, i, iColumn );
+
+ /* If there is col / rowspan, copy the information into the layout grid */
+ for ( l=0 ; l<iColspan ; l++ )
{
- /* Only do the redraw if we have to - we might be at the end of the data */
- if ( oSettings.fnDisplayEnd() < oSettings.fnRecordsDisplay() )
+ for ( k=0 ; k<iRowspan ; k++ )
{
- _fnPageChange( oSettings, 'next' );
- _fnCalculateEnd( oSettings );
- _fnDraw( oSettings );
+ aLayout[i+k][iColShifted+l] = {
+ "cell": nCell,
+ "unique": iColspan == 1 ? true : false
+ };
+ aLayout[i+k].nTr = nTrs[i];
}
}
}
- } );
+ }
}
-
- oSettings.nScrollHead = nScrollHead;
- oSettings.nScrollFoot = nScrollFoot;
-
- return nScroller;
}
- /*
- * Function: _fnScrollDraw
- * Purpose: Update the various tables for resizing
- * Returns: node: - Node to add to the DOM
- * Inputs: object:o - dataTables settings object
- * Notes: It's a bit of a pig this function, but basically the idea to:
- * 1. Re-create the table inside the scrolling div
- * 2. Take live measurements from the DOM
- * 3. Apply the measurements
- * 4. Clean up
+
+ /**
+ * Get an array of unique th elements, one for each column
+ * @param {object} oSettings dataTables settings object
+ * @param {node} nHeader automatically detect the layout from this node - optional
+ * @param {array} aLayout thead/tfoot layout from _fnDetectHeader - optional
+ * @returns array {node} aReturn list of unique th's
+ * @memberof DataTable#oApi
*/
- function _fnScrollDraw ( o )
+ function _fnGetUniqueThs ( oSettings, nHeader, aLayout )
{
- var
- nScrollHeadInner = o.nScrollHead.getElementsByTagName('div')[0],
- nScrollHeadTable = nScrollHeadInner.getElementsByTagName('table')[0],
- nScrollBody = o.nTable.parentNode,
- i, iLen, j, jLen, anHeadToSize, anHeadSizers, anFootSizers, anFootToSize, oStyle, iVis,
- iWidth, aApplied=[], iSanityWidth;
-
- /*
- * 1. Re-create the table inside the scrolling div
- */
-
- /* Remove the old minimised thead and tfoot elements in the inner table */
- var nTheadSize = o.nTable.getElementsByTagName('thead');
- if ( nTheadSize.length > 0 )
+ var aReturn = [];
+ if ( !aLayout )
{
- o.nTable.removeChild( nTheadSize[0] );
+ aLayout = oSettings.aoHeader;
+ if ( nHeader )
+ {
+ aLayout = [];
+ _fnDetectHeader( aLayout, nHeader );
+ }
}
-
- if ( o.nTFoot !== null )
+
+ for ( var i=0, iLen=aLayout.length ; i<iLen ; i++ )
{
- /* Remove the old minimised footer element in the cloned header */
- var nTfootSize = o.nTable.getElementsByTagName('tfoot');
- if ( nTfootSize.length > 0 )
+ for ( var j=0, jLen=aLayout[i].length ; j<jLen ; j++ )
{
- o.nTable.removeChild( nTfootSize[0] );
+ if ( aLayout[i][j].unique &&
+ (!aReturn[j] || !oSettings.bSortCellsTop) )
+ {
+ aReturn[j] = aLayout[i][j].cell;
+ }
}
}
- /* Clone the current header and footer elements and then place it into the inner table */
- nTheadSize = o.nTHead.cloneNode(true);
- o.nTable.insertBefore( nTheadSize, o.nTable.childNodes[0] );
-
- if ( o.nTFoot !== null )
+ return aReturn;
+ }
+
+
+
+ /**
+ * Update the table using an Ajax call
+ * @param {object} oSettings dataTables settings object
+ * @returns {boolean} Block the table drawing or not
+ * @memberof DataTable#oApi
+ */
+ function _fnAjaxUpdate( oSettings )
+ {
+ if ( oSettings.bAjaxDataGet )
{
- nTfootSize = o.nTFoot.cloneNode(true);
- o.nTable.insertBefore( nTfootSize, o.nTable.childNodes[1] );
+ oSettings.iDraw++;
+ _fnProcessingDisplay( oSettings, true );
+ var iColumns = oSettings.aoColumns.length;
+ var aoData = _fnAjaxParameters( oSettings );
+ _fnServerParams( oSettings, aoData );
+
+ oSettings.fnServerData.call( oSettings.oInstance, oSettings.sAjaxSource, aoData,
+ function(json) {
+ _fnAjaxUpdateDraw( oSettings, json );
+ }, oSettings );
+ return false;
}
-
- /*
- * 2. Take live measurements from the DOM - do not alter the DOM itself!
- */
-
- /* Remove old sizing and apply the calculated column widths
- * Get the unique column headers in the newly created (cloned) header. We want to apply the
- * calclated sizes to this header
- */
- if ( o.oScroll.sX === "" )
+ else
{
- nScrollBody.style.width = '100%';
- nScrollHeadInner.parentNode.style.width = '100%';
+ return true;
}
+ }
+
+
+ /**
+ * Build up the parameters in an object needed for a server-side processing request
+ * @param {object} oSettings dataTables settings object
+ * @returns {bool} block the table drawing or not
+ * @memberof DataTable#oApi
+ */
+ function _fnAjaxParameters( oSettings )
+ {
+ var iColumns = oSettings.aoColumns.length;
+ var aoData = [], mDataProp, aaSort, aDataSort;
+ var i, j;
- var nThs = _fnGetUniqueThs( o, nTheadSize );
- for ( i=0, iLen=nThs.length ; i<iLen ; i++ )
+ aoData.push( { "name": "sEcho", "value": oSettings.iDraw } );
+ aoData.push( { "name": "iColumns", "value": iColumns } );
+ aoData.push( { "name": "sColumns", "value": _fnColumnOrdering(oSettings) } );
+ aoData.push( { "name": "iDisplayStart", "value": oSettings._iDisplayStart } );
+ aoData.push( { "name": "iDisplayLength", "value": oSettings.oFeatures.bPaginate !== false ?
+ oSettings._iDisplayLength : -1 } );
+
+ for ( i=0 ; i<iColumns ; i++ )
{
- iVis = _fnVisibleToColumnIndex( o, i );
- nThs[i].style.width = o.aoColumns[iVis].sWidth;
+ mDataProp = oSettings.aoColumns[i].mData;
+ aoData.push( { "name": "mDataProp_"+i, "value": typeof(mDataProp)==="function" ? 'function' : mDataProp } );
}
- if ( o.nTFoot !== null )
+ /* Filtering */
+ if ( oSettings.oFeatures.bFilter !== false )
{
- _fnApplyToChildren( function(n) {
- n.style.width = "";
- }, nTfootSize.getElementsByTagName('tr') );
+ aoData.push( { "name": "sSearch", "value": oSettings.oPreviousSearch.sSearch } );
+ aoData.push( { "name": "bRegex", "value": oSettings.oPreviousSearch.bRegex } );
+ for ( i=0 ; i<iColumns ; i++ )
+ {
+ aoData.push( { "name": "sSearch_"+i, "value": oSettings.aoPreSearchCols[i].sSearch } );
+ aoData.push( { "name": "bRegex_"+i, "value": oSettings.aoPreSearchCols[i].bRegex } );
+ aoData.push( { "name": "bSearchable_"+i, "value": oSettings.aoColumns[i].bSearchable } );
+ }
}
- /* Size the table as a whole */
- iSanityWidth = $(o.nTable).outerWidth();
- if ( o.oScroll.sX === "" )
+ /* Sorting */
+ if ( oSettings.oFeatures.bSort !== false )
{
- /* No x scrolling */
- o.nTable.style.width = "100%";
+ var iCounter = 0;
+
+ aaSort = ( oSettings.aaSortingFixed !== null ) ?
+ oSettings.aaSortingFixed.concat( oSettings.aaSorting ) :
+ oSettings.aaSorting.slice();
- /* I know this is rubbish - but IE7 will make the width of the table when 100% include
- * the scrollbar - which is shouldn't. This needs feature detection in future - to do
- */
- if ( $.browser.msie && $.browser.version <= 7 )
+ for ( i=0 ; i<aaSort.length ; i++ )
{
- o.nTable.style.width = _fnStringToCss( $(o.nTable).outerWidth()-o.oScroll.iBarWidth );
- }
- }
- else
- {
- if ( o.oScroll.sXInner !== "" )
- {
- /* x scroll inner has been given - use it */
- o.nTable.style.width = _fnStringToCss(o.oScroll.sXInner);
- }
- else if ( iSanityWidth == $(nScrollBody).width() &&
- $(nScrollBody).height() < $(o.nTable).height() )
- {
- /* There is y-scrolling - try to take account of the y scroll bar */
- o.nTable.style.width = _fnStringToCss( iSanityWidth-o.oScroll.iBarWidth );
- if ( $(o.nTable).outerWidth() > iSanityWidth-o.oScroll.iBarWidth )
+ aDataSort = oSettings.aoColumns[ aaSort[i][0] ].aDataSort;
+
+ for ( j=0 ; j<aDataSort.length ; j++ )
{
- /* Not possible to take account of it */
- o.nTable.style.width = _fnStringToCss( iSanityWidth );
+ aoData.push( { "name": "iSortCol_"+iCounter, "value": aDataSort[j] } );
+ aoData.push( { "name": "sSortDir_"+iCounter, "value": aaSort[i][1] } );
+ iCounter++;
}
}
- else
- {
- /* All else fails */
- o.nTable.style.width = _fnStringToCss( iSanityWidth );
- }
- }
-
- /* Recalculate the sanity width - now that we've applied the required width, before it was
- * a temporary variable. This is required because the column width calculation is done
- * before this table DOM is created.
- */
- iSanityWidth = $(o.nTable).outerWidth();
-
- /* If x-scrolling is disabled, then the viewport cannot be less than the sanity width */
- if ( o.oScroll.sX === "" )
- {
- nScrollBody.style.width = _fnStringToCss( iSanityWidth+o.oScroll.iBarWidth );
- nScrollHeadInner.parentNode.style.width = _fnStringToCss( iSanityWidth+o.oScroll.iBarWidth );
- }
-
- /* We want the hidden header to have zero height, so remove padding and borders. Then
- * set the width based on the real headers
- */
- anHeadToSize = o.nTHead.getElementsByTagName('tr');
- anHeadSizers = nTheadSize.getElementsByTagName('tr');
-
- _fnApplyToChildren( function(nSizer, nToSize) {
- oStyle = nSizer.style;
- oStyle.paddingTop = "0";
- oStyle.paddingBottom = "0";
- oStyle.borderTopWidth = "0";
- oStyle.borderBottomWidth = "0";
- oStyle.height = 0;
+ aoData.push( { "name": "iSortingCols", "value": iCounter } );
- iWidth = $(nSizer).width();
- nToSize.style.width = _fnStringToCss( iWidth );
- aApplied.push( iWidth );
- }, anHeadSizers, anHeadToSize );
- $(anHeadSizers).height(0);
-
- if ( o.nTFoot !== null )
- {
- /* Clone the current footer and then place it into the body table as a "hidden header" */
- anFootSizers = nTfootSize.getElementsByTagName('tr');
- anFootToSize = o.nTFoot.getElementsByTagName('tr');
-
- _fnApplyToChildren( function(nSizer, nToSize) {
- oStyle = nSizer.style;
- oStyle.paddingTop = "0";
- oStyle.paddingBottom = "0";
- oStyle.borderTopWidth = "0";
- oStyle.borderBottomWidth = "0";
- oStyle.height = 0;
-
- iWidth = $(nSizer).width();
- nToSize.style.width = _fnStringToCss( iWidth );
- aApplied.push( iWidth );
- }, anFootSizers, anFootToSize );
- $(anFootSizers).height(0);
- }
-
- /*
- * 3. Apply the measurements
- */
-
- /* "Hide" the header and footer that we used for the sizing. We want to also fix their width
- * to what they currently are
- */
- _fnApplyToChildren( function(nSizer) {
- nSizer.innerHTML = "";
- nSizer.style.width = _fnStringToCss( aApplied.shift() );
- }, anHeadSizers );
-
- if ( o.nTFoot !== null )
- {
- _fnApplyToChildren( function(nSizer) {
- nSizer.innerHTML = "";
- nSizer.style.width = _fnStringToCss( aApplied.shift() );
- }, anFootSizers );
- }
-
- /* Sanity check that the table is of a sensible width. If not then we are going to get
- * misalignment
- */
- if ( $(o.nTable).outerWidth() < iSanityWidth )
- {
- if ( o.oScroll.sX === "" )
+ for ( i=0 ; i<iColumns ; i++ )
{
- _fnLog( o, 1, "The table cannot fit into the current element which will cause column"+
- " misalignment. It is suggested that you enable x-scrolling or increase the width"+
- " the table has in which to be drawn" );
+ aoData.push( { "name": "bSortable_"+i, "value": oSettings.aoColumns[i].bSortable } );
}
- else if ( o.oScroll.sXInner !== "" )
- {
- _fnLog( o, 1, "The table cannot fit into the current element which will cause column"+
- " misalignment. It is suggested that you increase the sScrollXInner property to"+
- " allow it to draw in a larger area, or simply remove that parameter to allow"+
- " automatic calculation" );
- }
}
-
- /*
- * 4. Clean up
- */
-
- if ( o.oScroll.sY === "" )
+ return aoData;
+ }
+
+
+ /**
+ * Add Ajax parameters from plug-ins
+ * @param {object} oSettings dataTables settings object
+ * @param array {objects} aoData name/value pairs to send to the server
+ * @memberof DataTable#oApi
+ */
+ function _fnServerParams( oSettings, aoData )
+ {
+ _fnCallbackFire( oSettings, 'aoServerParams', 'serverParams', [aoData] );
+ }
+
+
+ /**
+ * Data the data from the server (nuking the old) and redraw the table
+ * @param {object} oSettings dataTables settings object
+ * @param {object} json json data return from the server.
+ * @param {string} json.sEcho Tracking flag for DataTables to match requests
+ * @param {int} json.iTotalRecords Number of records in the data set, not accounting for filtering
+ * @param {int} json.iTotalDisplayRecords Number of records in the data set, accounting for filtering
+ * @param {array} json.aaData The data to display on this page
+ * @param {string} [json.sColumns] Column ordering (sName, comma separated)
+ * @memberof DataTable#oApi
+ */
+ function _fnAjaxUpdateDraw ( oSettings, json )
+ {
+ if ( json.sEcho !== undefined )
{
- /* IE7< puts a vertical scrollbar in place (when it shouldn't be) due to subtracting
- * the scrollbar height from the visible display, rather than adding it on. We need to
- * set the height in order to sort this. Don't want to do it in any other browsers.
+ /* Protect against old returns over-writing a new one. Possible when you get
+ * very fast interaction, and later queries are completed much faster
*/
- if ( $.browser.msie && $.browser.version <= 7 )
+ if ( json.sEcho*1 < oSettings.iDraw )
{
- nScrollBody.style.height = _fnStringToCss( o.nTable.offsetHeight+o.oScroll.iBarWidth );
+ return;
}
- }
-
- if ( o.oScroll.sY !== "" && o.oScroll.bCollapse )
- {
- nScrollBody.style.height = _fnStringToCss( o.oScroll.sY );
-
- var iExtra = (o.oScroll.sX !== "" && o.nTable.offsetWidth > nScrollBody.offsetWidth) ?
- o.oScroll.iBarWidth : 0;
- if ( o.nTable.offsetHeight < nScrollBody.offsetHeight )
+ else
{
- nScrollBody.style.height = _fnStringToCss( $(o.nTable).height()+iExtra );
+ oSettings.iDraw = json.sEcho * 1;
}
}
- /* Finally set the width's of the header and footer tables */
- var iOuterWidth = $(o.nTable).outerWidth();
- nScrollHeadTable.style.width = _fnStringToCss( iOuterWidth );
- nScrollHeadInner.style.width = _fnStringToCss( iOuterWidth+o.oScroll.iBarWidth );
-
- if ( o.nTFoot !== null )
+ if ( !oSettings.oScroll.bInfinite ||
+ (oSettings.oScroll.bInfinite && (oSettings.bSorted || oSettings.bFiltered)) )
{
- var
- nScrollFootInner = o.nScrollFoot.getElementsByTagName('div')[0],
- nScrollFootTable = nScrollFootInner.getElementsByTagName('table')[0];
-
- nScrollFootInner.style.width = _fnStringToCss( o.nTable.offsetWidth+o.oScroll.iBarWidth );
- nScrollFootTable.style.width = _fnStringToCss( o.nTable.offsetWidth );
+ _fnClearTable( oSettings );
}
+ oSettings._iRecordsTotal = parseInt(json.iTotalRecords, 10);
+ oSettings._iRecordsDisplay = parseInt(json.iTotalDisplayRecords, 10);
- /* If sorting or filtering has occured, jump the scrolling back to the top */
- if ( o.bSorted || o.bFiltered )
+ /* Determine if reordering is required */
+ var sOrdering = _fnColumnOrdering(oSettings);
+ var bReOrder = (json.sColumns !== undefined && sOrdering !== "" && json.sColumns != sOrdering );
+ var aiIndex;
+ if ( bReOrder )
{
- nScrollBody.scrollTop = 0;
+ aiIndex = _fnReOrderIndex( oSettings, json.sColumns );
}
- }
-
- /*
- * Function: _fnAjustColumnSizing
- * Purpose: Ajust the table column widths for new data
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
- * Notes: You would probably want to do a redraw after calling this function!
- */
- function _fnAjustColumnSizing ( oSettings )
- {
- /* Not interested in doing column width calculation if autowidth is disabled */
- if ( oSettings.oFeatures.bAutoWidth === false )
- {
- return false;
- }
- _fnCalculateColumnWidths( oSettings );
- for ( var i=0 , iLen=oSettings.aoColumns.length ; i<iLen ; i++ )
+ var aData = _fnGetObjectDataFn( oSettings.sAjaxDataProp )( json );
+ for ( var i=0, iLen=aData.length ; i<iLen ; i++ )
{
- oSettings.aoColumns[i].nTh.style.width = oSettings.aoColumns[i].sWidth;
+ if ( bReOrder )
+ {
+ /* If we need to re-order, then create a new array with the correct order and add it */
+ var aDataSorted = [];
+ for ( var j=0, jLen=oSettings.aoColumns.length ; j<jLen ; j++ )
+ {
+ aDataSorted.push( aData[i][ aiIndex[j] ] );
+ }
+ _fnAddData( oSettings, aDataSorted );
+ }
+ else
+ {
+ /* No re-order required, sever got it "right" - just straight add */
+ _fnAddData( oSettings, aData[i] );
+ }
}
+ oSettings.aiDisplay = oSettings.aiDisplayMaster.slice();
+
+ oSettings.bAjaxDataGet = false;
+ _fnDraw( oSettings );
+ oSettings.bAjaxDataGet = true;
+ _fnProcessingDisplay( oSettings, false );
}
- /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- * Section - Feature: Filtering
- */
- /*
- * Function: _fnFeatureHtmlFilter
- * Purpose: Generate the node required for filtering text
- * Returns: node
- * Inputs: object:oSettings - dataTables settings object
+ /**
+ * Generate the node required for filtering text
+ * @returns {node} Filter control element
+ * @param {object} oSettings dataTables settings object
+ * @memberof DataTable#oApi
*/
function _fnFeatureHtmlFilter ( oSettings )
{
+ var oPreviousSearch = oSettings.oPreviousSearch;
+
var sSearchStr = oSettings.oLanguage.sSearch;
sSearchStr = (sSearchStr.indexOf('_INPUT_') !== -1) ?
sSearchStr.replace('_INPUT_', '<input type="text" />') :
sSearchStr==="" ? '<input type="text" />' : sSearchStr+' <input type="text" />';
var nFilter = document.createElement( 'div' );
nFilter.className = oSettings.oClasses.sFilter;
nFilter.innerHTML = '<label>'+sSearchStr+'</label>';
- if ( oSettings.sTableId !== '' && typeof oSettings.aanFeatures.f == "undefined" )
+ if ( !oSettings.aanFeatures.f )
{
- nFilter.setAttribute( 'id', oSettings.sTableId+'_filter' );
+ nFilter.id = oSettings.sTableId+'_filter';
}
- var jqFilter = $("input", nFilter);
- jqFilter.val( oSettings.oPreviousSearch.sSearch.replace('"','"') );
+ var jqFilter = $('input[type="text"]', nFilter);
+
+ // Store a reference to the input element, so other input elements could be
+ // added to the filter wrapper if needed (submit button for example)
+ nFilter._DT_Input = jqFilter[0];
+
+ jqFilter.val( oPreviousSearch.sSearch.replace('"','"') );
jqFilter.bind( 'keyup.DT', function(e) {
/* Update all other filter input elements for the new display */
var n = oSettings.aanFeatures.f;
+ var val = this.value==="" ? "" : this.value; // mental IE8 fix :-(
+
for ( var i=0, iLen=n.length ; i<iLen ; i++ )
{
- if ( n[i] != this.parentNode )
+ if ( n[i] != $(this).parents('div.dataTables_filter')[0] )
{
- $('input', n[i]).val( this.value );
+ $(n[i]._DT_Input).val( val );
}
}
/* Now do the filter */
- if ( this.value != oSettings.oPreviousSearch.sSearch )
+ if ( val != oPreviousSearch.sSearch )
{
_fnFilterComplete( oSettings, {
- "sSearch": this.value,
- "bRegex": oSettings.oPreviousSearch.bRegex,
- "bSmart": oSettings.oPreviousSearch.bSmart
+ "sSearch": val,
+ "bRegex": oPreviousSearch.bRegex,
+ "bSmart": oPreviousSearch.bSmart ,
+ "bCaseInsensitive": oPreviousSearch.bCaseInsensitive
} );
}
} );
-
- jqFilter.bind( 'keypress.DT', function(e) {
- /* Prevent default */
- if ( e.keyCode == 13 )
- {
- return false;
+
+ jqFilter
+ .attr('aria-controls', oSettings.sTableId)
+ .bind( 'keypress.DT', function(e) {
+ /* Prevent form submission */
+ if ( e.keyCode == 13 )
+ {
+ return false;
+ }
}
- } );
+ );
return nFilter;
}
- /*
- * Function: _fnFilterComplete
- * Purpose: Filter the table using both the global filter and column based filtering
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
- * object:oSearch: search information
- * int:iForce - optional - force a research of the master array (1) or not (undefined or 0)
+
+ /**
+ * Filter the table using both the global filter and column based filtering
+ * @param {object} oSettings dataTables settings object
+ * @param {object} oSearch search information
+ * @param {int} [iForce] force a research of the master array (1) or not (undefined or 0)
+ * @memberof DataTable#oApi
*/
function _fnFilterComplete ( oSettings, oInput, iForce )
{
- /* Filter on everything */
- _fnFilter( oSettings, oInput.sSearch, iForce, oInput.bRegex, oInput.bSmart );
-
- /* Now do the individual column filter */
- for ( var i=0 ; i<oSettings.aoPreSearchCols.length ; i++ )
+ var oPrevSearch = oSettings.oPreviousSearch;
+ var aoPrevSearch = oSettings.aoPreSearchCols;
+ var fnSaveFilter = function ( oFilter ) {
+ /* Save the filtering values */
+ oPrevSearch.sSearch = oFilter.sSearch;
+ oPrevSearch.bRegex = oFilter.bRegex;
+ oPrevSearch.bSmart = oFilter.bSmart;
+ oPrevSearch.bCaseInsensitive = oFilter.bCaseInsensitive;
+ };
+
+ /* In server-side processing all filtering is done by the server, so no point hanging around here */
+ if ( !oSettings.oFeatures.bServerSide )
{
- _fnFilterColumn( oSettings, oSettings.aoPreSearchCols[i].sSearch, i,
- oSettings.aoPreSearchCols[i].bRegex, oSettings.aoPreSearchCols[i].bSmart );
+ /* Global filter */
+ _fnFilter( oSettings, oInput.sSearch, iForce, oInput.bRegex, oInput.bSmart, oInput.bCaseInsensitive );
+ fnSaveFilter( oInput );
+
+ /* Now do the individual column filter */
+ for ( var i=0 ; i<oSettings.aoPreSearchCols.length ; i++ )
+ {
+ _fnFilterColumn( oSettings, aoPrevSearch[i].sSearch, i, aoPrevSearch[i].bRegex,
+ aoPrevSearch[i].bSmart, aoPrevSearch[i].bCaseInsensitive );
+ }
+
+ /* Custom filtering */
+ _fnFilterCustom( oSettings );
}
-
- /* Custom filtering */
- if ( _oExt.afnFiltering.length !== 0 )
+ else
{
- _fnFilterCustom( oSettings );
+ fnSaveFilter( oInput );
}
/* Tell the draw function we have been filtering */
oSettings.bFiltered = true;
+ $(oSettings.oInstance).trigger('filter', oSettings);
/* Redraw the table */
oSettings._iDisplayStart = 0;
_fnCalculateEnd( oSettings );
_fnDraw( oSettings );
/* Rebuild search array 'offline' */
_fnBuildSearchArray( oSettings, 0 );
}
- /*
- * Function: _fnFilterCustom
- * Purpose: Apply custom filtering functions
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
+
+ /**
+ * Apply custom filtering functions
+ * @param {object} oSettings dataTables settings object
+ * @memberof DataTable#oApi
*/
function _fnFilterCustom( oSettings )
{
- var afnFilters = _oExt.afnFiltering;
+ var afnFilters = DataTable.ext.afnFiltering;
+ var aiFilterColumns = _fnGetColumns( oSettings, 'bSearchable' );
+
for ( var i=0, iLen=afnFilters.length ; i<iLen ; i++ )
{
var iCorrector = 0;
for ( var j=0, jLen=oSettings.aiDisplay.length ; j<jLen ; j++ )
{
var iDisIndex = oSettings.aiDisplay[j-iCorrector];
+ var bTest = afnFilters[i](
+ oSettings,
+ _fnGetRowData( oSettings, iDisIndex, 'filter', aiFilterColumns ),
+ iDisIndex
+ );
/* Check if we should use this row based on the filtering function */
- if ( !afnFilters[i]( oSettings, _fnGetRowData( oSettings, iDisIndex, 'filter' ), iDisIndex ) )
+ if ( !bTest )
{
oSettings.aiDisplay.splice( j-iCorrector, 1 );
iCorrector++;
}
}
}
}
- /*
- * Function: _fnFilterColumn
- * Purpose: Filter the table on a per-column basis
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
- * string:sInput - string to filter on
- * int:iColumn - column to filter
- * bool:bRegex - treat search string as a regular expression or not
- * bool:bSmart - use smart filtering or not
+
+ /**
+ * Filter the table on a per-column basis
+ * @param {object} oSettings dataTables settings object
+ * @param {string} sInput string to filter on
+ * @param {int} iColumn column to filter
+ * @param {bool} bRegex treat search string as a regular expression or not
+ * @param {bool} bSmart use smart filtering or not
+ * @param {bool} bCaseInsensitive Do case insenstive matching or not
+ * @memberof DataTable#oApi
*/
- function _fnFilterColumn ( oSettings, sInput, iColumn, bRegex, bSmart )
+ function _fnFilterColumn ( oSettings, sInput, iColumn, bRegex, bSmart, bCaseInsensitive )
{
if ( sInput === "" )
{
return;
}
var iIndexCorrector = 0;
- var rpSearch = _fnFilterCreateSearch( sInput, bRegex, bSmart );
+ var rpSearch = _fnFilterCreateSearch( sInput, bRegex, bSmart, bCaseInsensitive );
for ( var i=oSettings.aiDisplay.length-1 ; i>=0 ; i-- )
{
var sData = _fnDataToSearch( _fnGetCellData( oSettings, oSettings.aiDisplay[i], iColumn, 'filter' ),
oSettings.aoColumns[iColumn].sType );
@@ -4348,33 +2221,35 @@
iIndexCorrector++;
}
}
}
- /*
- * Function: _fnFilter
- * Purpose: Filter the data table based on user input and draw the table
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
- * string:sInput - string to filter on
- * int:iForce - optional - force a research of the master array (1) or not (undefined or 0)
- * bool:bRegex - treat as a regular expression or not
- * bool:bSmart - perform smart filtering or not
+
+ /**
+ * Filter the data table based on user input and draw the table
+ * @param {object} oSettings dataTables settings object
+ * @param {string} sInput string to filter on
+ * @param {int} iForce optional - force a research of the master array (1) or not (undefined or 0)
+ * @param {bool} bRegex treat as a regular expression or not
+ * @param {bool} bSmart perform smart filtering or not
+ * @param {bool} bCaseInsensitive Do case insenstive matching or not
+ * @memberof DataTable#oApi
*/
- function _fnFilter( oSettings, sInput, iForce, bRegex, bSmart )
+ function _fnFilter( oSettings, sInput, iForce, bRegex, bSmart, bCaseInsensitive )
{
var i;
- var rpSearch = _fnFilterCreateSearch( sInput, bRegex, bSmart );
+ var rpSearch = _fnFilterCreateSearch( sInput, bRegex, bSmart, bCaseInsensitive );
+ var oPrevSearch = oSettings.oPreviousSearch;
/* Check if we are forcing or not - optional parameter */
- if ( typeof iForce == 'undefined' || iForce === null )
+ if ( !iForce )
{
iForce = 0;
}
/* Need to take account of custom filtering functions - always filter */
- if ( _oExt.afnFiltering.length !== 0 )
+ if ( DataTable.ext.afnFiltering.length !== 0 )
{
iForce = 1;
}
/*
@@ -4390,12 +2265,12 @@
/*
* We are starting a new search or the new search string is smaller
* then the old one (i.e. delete). Search from the master array
*/
if ( oSettings.aiDisplay.length == oSettings.aiDisplayMaster.length ||
- oSettings.oPreviousSearch.sSearch.length > sInput.length || iForce == 1 ||
- sInput.indexOf(oSettings.oPreviousSearch.sSearch) !== 0 )
+ oPrevSearch.sSearch.length > sInput.length || iForce == 1 ||
+ sInput.indexOf(oPrevSearch.sSearch) !== 0 )
{
/* Nuke the old display array - we are going to rebuild it */
oSettings.aiDisplay.splice( 0, oSettings.aiDisplay.length);
/* Force a rebuild of the search array */
@@ -4429,544 +2304,538 @@
iIndexCorrector++;
}
}
}
}
- oSettings.oPreviousSearch.sSearch = sInput;
- oSettings.oPreviousSearch.bRegex = bRegex;
- oSettings.oPreviousSearch.bSmart = bSmart;
}
- /*
- * Function: _fnBuildSearchArray
- * Purpose: Create an array which can be quickly search through
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
- * int:iMaster - use the master data array - optional
+
+ /**
+ * Create an array which can be quickly search through
+ * @param {object} oSettings dataTables settings object
+ * @param {int} iMaster use the master data array - optional
+ * @memberof DataTable#oApi
*/
function _fnBuildSearchArray ( oSettings, iMaster )
{
- /* Clear out the old data */
- oSettings.asDataSearch.splice( 0, oSettings.asDataSearch.length );
-
- var aArray = (typeof iMaster != 'undefined' && iMaster == 1) ?
- oSettings.aiDisplayMaster : oSettings.aiDisplay;
-
- for ( var i=0, iLen=aArray.length ; i<iLen ; i++ )
+ if ( !oSettings.oFeatures.bServerSide )
{
- oSettings.asDataSearch[i] = _fnBuildSearchRow( oSettings,
- _fnGetRowData( oSettings, aArray[i], 'filter' ) );
+ /* Clear out the old data */
+ oSettings.asDataSearch = [];
+
+ var aiFilterColumns = _fnGetColumns( oSettings, 'bSearchable' );
+ var aiIndex = (iMaster===1) ?
+ oSettings.aiDisplayMaster :
+ oSettings.aiDisplay;
+
+ for ( var i=0, iLen=aiIndex.length ; i<iLen ; i++ )
+ {
+ oSettings.asDataSearch[i] = _fnBuildSearchRow(
+ oSettings,
+ _fnGetRowData( oSettings, aiIndex[i], 'filter', aiFilterColumns )
+ );
+ }
}
}
- /*
- * Function: _fnBuildSearchRow
- * Purpose: Create a searchable string from a single data row
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
- * array:aData - Row data array to use for the data to search
+
+ /**
+ * Create a searchable string from a single data row
+ * @param {object} oSettings dataTables settings object
+ * @param {array} aData Row data array to use for the data to search
+ * @memberof DataTable#oApi
*/
function _fnBuildSearchRow( oSettings, aData )
{
- var sSearch = '';
- if ( typeof oSettings.__nTmpFilter == 'undefined' ) {
- oSettings.__nTmpFilter = document.createElement('div');
- }
- var nTmp = oSettings.__nTmpFilter;
+ var sSearch = aData.join(' ');
- for ( var j=0, jLen=oSettings.aoColumns.length ; j<jLen ; j++ )
- {
- if ( oSettings.aoColumns[j].bSearchable )
- {
- var sData = aData[j];
- sSearch += _fnDataToSearch( sData, oSettings.aoColumns[j].sType )+' ';
- }
- }
-
/* If it looks like there is an HTML entity in the string, attempt to decode it */
if ( sSearch.indexOf('&') !== -1 )
{
- nTmp.innerHTML = sSearch;
- sSearch = nTmp.textContent ? nTmp.textContent : nTmp.innerText;
-
- /* IE and Opera appear to put an newline where there is a <br> tag - remove it */
- sSearch = sSearch.replace(/\n/g," ").replace(/\r/g,"");
+ sSearch = $('<div>').html(sSearch).text();
}
- return sSearch;
+ // Strip newline characters
+ return sSearch.replace( /[\n\r]/g, " " );
}
- /*
- * Function: _fnFilterCreateSearch
- * Purpose: Build a regular expression object suitable for searching a table
- * Returns: RegExp: - constructed object
- * Inputs: string:sSearch - string to search for
- * bool:bRegex - treat as a regular expression or not
- * bool:bSmart - perform smart filtering or not
+ /**
+ * Build a regular expression object suitable for searching a table
+ * @param {string} sSearch string to search for
+ * @param {bool} bRegex treat as a regular expression or not
+ * @param {bool} bSmart perform smart filtering or not
+ * @param {bool} bCaseInsensitive Do case insensitive matching or not
+ * @returns {RegExp} constructed object
+ * @memberof DataTable#oApi
*/
- function _fnFilterCreateSearch( sSearch, bRegex, bSmart )
+ function _fnFilterCreateSearch( sSearch, bRegex, bSmart, bCaseInsensitive )
{
var asSearch, sRegExpString;
if ( bSmart )
{
/* Generate the regular expression to use. Something along the lines of:
* ^(?=.*?\bone\b)(?=.*?\btwo\b)(?=.*?\bthree\b).*$
*/
asSearch = bRegex ? sSearch.split( ' ' ) : _fnEscapeRegex( sSearch ).split( ' ' );
sRegExpString = '^(?=.*?'+asSearch.join( ')(?=.*?' )+').*$';
- return new RegExp( sRegExpString, "i" );
+ return new RegExp( sRegExpString, bCaseInsensitive ? "i" : "" );
}
else
{
sSearch = bRegex ? sSearch : _fnEscapeRegex( sSearch );
- return new RegExp( sSearch, "i" );
+ return new RegExp( sSearch, bCaseInsensitive ? "i" : "" );
}
}
- /*
- * Function: _fnDataToSearch
- * Purpose: Convert raw data into something that the user can search on
- * Returns: string: - search string
- * Inputs: string:sData - data to be modified
- * string:sType - data type
+
+ /**
+ * Convert raw data into something that the user can search on
+ * @param {string} sData data to be modified
+ * @param {string} sType data type
+ * @returns {string} search string
+ * @memberof DataTable#oApi
*/
function _fnDataToSearch ( sData, sType )
{
- if ( typeof _oExt.ofnSearch[sType] == "function" )
+ if ( typeof DataTable.ext.ofnSearch[sType] === "function" )
{
- return _oExt.ofnSearch[sType]( sData );
+ return DataTable.ext.ofnSearch[sType]( sData );
}
- else if ( sType == "html" )
+ else if ( sData === null )
{
- return sData.replace(/\n/g," ").replace( /<.*?>/g, "" );
+ return '';
}
- else if ( typeof sData == "string" )
+ else if ( sType == "html" )
{
- return sData.replace(/\n/g," ");
+ return sData.replace(/[\r\n]/g," ").replace( /<.*?>/g, "" );
}
- else if ( sData === null )
+ else if ( typeof sData === "string" )
{
- return '';
+ return sData.replace(/[\r\n]/g," ");
}
return sData;
}
- /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- * Section - Feature: Sorting
+ /**
+ * scape a string such that it can be used in a regular expression
+ * @param {string} sVal string to escape
+ * @returns {string} escaped string
+ * @memberof DataTable#oApi
*/
+ function _fnEscapeRegex ( sVal )
+ {
+ var acEscape = [ '/', '.', '*', '+', '?', '|', '(', ')', '[', ']', '{', '}', '\\', '$', '^', '-' ];
+ var reReplace = new RegExp( '(\\' + acEscape.join('|\\') + ')', 'g' );
+ return sVal.replace(reReplace, '\\$1');
+ }
- /*
- * Function: _fnSort
- * Purpose: Change the order of the table
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
- * bool:bApplyClasses - optional - should we apply classes or not
- * Notes: We always sort the master array and then apply a filter again
- * if it is needed. This probably isn't optimal - but atm I can't think
- * of any other way which is (each has disadvantages). we want to sort aiDisplayMaster -
- * but according to aoData[]._aData
+
+
+ /**
+ * Generate the node required for the info display
+ * @param {object} oSettings dataTables settings object
+ * @returns {node} Information element
+ * @memberof DataTable#oApi
*/
- function _fnSort ( oSettings, bApplyClasses )
+ function _fnFeatureHtmlInfo ( oSettings )
{
- var
- iDataSort, iDataType,
- i, iLen, j, jLen,
- aaSort = [],
- aiOrig = [],
- oSort = _oExt.oSort,
- aoData = oSettings.aoData,
- aoColumns = oSettings.aoColumns;
+ var nInfo = document.createElement( 'div' );
+ nInfo.className = oSettings.oClasses.sInfo;
- /* No sorting required if server-side or no sorting array */
- if ( !oSettings.oFeatures.bServerSide &&
- (oSettings.aaSorting.length !== 0 || oSettings.aaSortingFixed !== null) )
+ /* Actions that are to be taken once only for this feature */
+ if ( !oSettings.aanFeatures.i )
{
- if ( oSettings.aaSortingFixed !== null )
- {
- aaSort = oSettings.aaSortingFixed.concat( oSettings.aaSorting );
- }
- else
- {
- aaSort = oSettings.aaSorting.slice();
- }
-
- /* If there is a sorting data type, and a fuction belonging to it, then we need to
- * get the data from the developer's function and apply it for this column
- */
- for ( i=0 ; i<aaSort.length ; i++ )
- {
- var iColumn = aaSort[i][0];
- var iVisColumn = _fnColumnIndexToVisible( oSettings, iColumn );
- var sDataType = oSettings.aoColumns[ iColumn ].sSortDataType;
- if ( typeof _oExt.afnSortData[sDataType] != 'undefined' )
- {
- var aData = _oExt.afnSortData[sDataType]( oSettings, iColumn, iVisColumn );
- for ( j=0, jLen=aoData.length ; j<jLen ; j++ )
- {
- _fnSetCellData( oSettings, j, iColumn, aData[j] );
- }
- }
- }
-
- /* Create a value - key array of the current row positions such that we can use their
- * current position during the sort, if values match, in order to perform stable sorting
- */
- for ( i=0, iLen=oSettings.aiDisplayMaster.length ; i<iLen ; i++ )
- {
- aiOrig[ oSettings.aiDisplayMaster[i] ] = i;
- }
-
- /* Do the sort - here we want multi-column sorting based on a given data source (column)
- * and sorting function (from oSort) in a certain direction. It's reasonably complex to
- * follow on it's own, but this is what we want (example two column sorting):
- * fnLocalSorting = function(a,b){
- * var iTest;
- * iTest = oSort['string-asc']('data11', 'data12');
- * if (iTest !== 0)
- * return iTest;
- * iTest = oSort['numeric-desc']('data21', 'data22');
- * if (iTest !== 0)
- * return iTest;
- * return oSort['numeric-asc']( aiOrig[a], aiOrig[b] );
- * }
- * Basically we have a test for each sorting column, if the data in that column is equal,
- * test the next column. If all columns match, then we use a numeric sort on the row
- * positions in the original data array to provide a stable sort.
- */
- var iSortLen = aaSort.length;
- oSettings.aiDisplayMaster.sort( function ( a, b ) {
- var iTest, iDataSort, sDataType;
- for ( i=0 ; i<iSortLen ; i++ )
- {
- iDataSort = aoColumns[ aaSort[i][0] ].iDataSort;
- sDataType = aoColumns[ iDataSort ].sType;
- iTest = oSort[ (sDataType?sDataType:'string')+"-"+aaSort[i][1] ](
- _fnGetCellData( oSettings, a, iDataSort, 'sort' ),
- _fnGetCellData( oSettings, b, iDataSort, 'sort' )
- );
-
- if ( iTest !== 0 )
- {
- return iTest;
- }
- }
-
- return oSort['numeric-asc']( aiOrig[a], aiOrig[b] );
+ /* Add draw callback */
+ oSettings.aoDrawCallback.push( {
+ "fn": _fnUpdateInfo,
+ "sName": "information"
} );
+
+ /* Add id */
+ nInfo.id = oSettings.sTableId+'_info';
}
+ oSettings.nTable.setAttribute( 'aria-describedby', oSettings.sTableId+'_info' );
- /* Alter the sorting classes to take account of the changes */
- if ( (typeof bApplyClasses == 'undefined' || bApplyClasses) && !oSettings.oFeatures.bDeferRender )
+ return nInfo;
+ }
+
+
+ /**
+ * Update the information elements in the display
+ * @param {object} oSettings dataTables settings object
+ * @memberof DataTable#oApi
+ */
+ function _fnUpdateInfo ( oSettings )
+ {
+ /* Show information about the table */
+ if ( !oSettings.oFeatures.bInfo || oSettings.aanFeatures.i.length === 0 )
{
- _fnSortingClasses( oSettings );
+ return;
}
- /* Tell the draw function that we have sorted the data */
- oSettings.bSorted = true;
+ var
+ oLang = oSettings.oLanguage,
+ iStart = oSettings._iDisplayStart+1,
+ iEnd = oSettings.fnDisplayEnd(),
+ iMax = oSettings.fnRecordsTotal(),
+ iTotal = oSettings.fnRecordsDisplay(),
+ sOut;
- /* Copy the master data into the draw array and re-draw */
- if ( oSettings.oFeatures.bFilter )
+ if ( iTotal === 0 && iTotal == iMax )
{
- /* _fnFilter() will redraw the table for us */
- _fnFilterComplete( oSettings, oSettings.oPreviousSearch, 1 );
+ /* Empty record set */
+ sOut = oLang.sInfoEmpty;
}
+ else if ( iTotal === 0 )
+ {
+ /* Empty record set after filtering */
+ sOut = oLang.sInfoEmpty +' '+ oLang.sInfoFiltered;
+ }
+ else if ( iTotal == iMax )
+ {
+ /* Normal record set */
+ sOut = oLang.sInfo;
+ }
else
{
- oSettings.aiDisplay = oSettings.aiDisplayMaster.slice();
- oSettings._iDisplayStart = 0; /* reset display back to page 0 */
- _fnCalculateEnd( oSettings );
- _fnDraw( oSettings );
+ /* Record set after filtering */
+ sOut = oLang.sInfo +' '+ oLang.sInfoFiltered;
}
+
+ // Convert the macros
+ sOut += oLang.sInfoPostFix;
+ sOut = _fnInfoMacros( oSettings, sOut );
+
+ if ( oLang.fnInfoCallback !== null )
+ {
+ sOut = oLang.fnInfoCallback.call( oSettings.oInstance,
+ oSettings, iStart, iEnd, iMax, iTotal, sOut );
+ }
+
+ var n = oSettings.aanFeatures.i;
+ for ( var i=0, iLen=n.length ; i<iLen ; i++ )
+ {
+ $(n[i]).html( sOut );
+ }
}
- /*
- * Function: _fnSortAttachListener
- * Purpose: Attach a sort handler (click) to a node
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
- * node:nNode - node to attach the handler to
- * int:iDataIndex - column sorting index
- * function:fnCallback - callback function - optional
+
+ function _fnInfoMacros ( oSettings, str )
+ {
+ var
+ iStart = oSettings._iDisplayStart+1,
+ sStart = oSettings.fnFormatNumber( iStart ),
+ iEnd = oSettings.fnDisplayEnd(),
+ sEnd = oSettings.fnFormatNumber( iEnd ),
+ iTotal = oSettings.fnRecordsDisplay(),
+ sTotal = oSettings.fnFormatNumber( iTotal ),
+ iMax = oSettings.fnRecordsTotal(),
+ sMax = oSettings.fnFormatNumber( iMax );
+
+ // When infinite scrolling, we are always starting at 1. _iDisplayStart is used only
+ // internally
+ if ( oSettings.oScroll.bInfinite )
+ {
+ sStart = oSettings.fnFormatNumber( 1 );
+ }
+
+ return str.
+ replace('_START_', sStart).
+ replace('_END_', sEnd).
+ replace('_TOTAL_', sTotal).
+ replace('_MAX_', sMax);
+ }
+
+
+
+ /**
+ * Draw the table for the first time, adding all required features
+ * @param {object} oSettings dataTables settings object
+ * @memberof DataTable#oApi
*/
- function _fnSortAttachListener ( oSettings, nNode, iDataIndex, fnCallback )
+ function _fnInitialise ( oSettings )
{
- $(nNode).bind( 'click.DT', function (e) {
- /* If the column is not sortable - don't to anything */
- if ( oSettings.aoColumns[iDataIndex].bSortable === false )
+ var i, iLen, iAjaxStart=oSettings.iInitDisplayStart;
+
+ /* Ensure that the table data is fully initialised */
+ if ( oSettings.bInitialised === false )
+ {
+ setTimeout( function(){ _fnInitialise( oSettings ); }, 200 );
+ return;
+ }
+
+ /* Show the display HTML options */
+ _fnAddOptionsHtml( oSettings );
+
+ /* Build and draw the header / footer for the table */
+ _fnBuildHead( oSettings );
+ _fnDrawHead( oSettings, oSettings.aoHeader );
+ if ( oSettings.nTFoot )
+ {
+ _fnDrawHead( oSettings, oSettings.aoFooter );
+ }
+
+ /* Okay to show that something is going on now */
+ _fnProcessingDisplay( oSettings, true );
+
+ /* Calculate sizes for columns */
+ if ( oSettings.oFeatures.bAutoWidth )
+ {
+ _fnCalculateColumnWidths( oSettings );
+ }
+
+ for ( i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )
+ {
+ if ( oSettings.aoColumns[i].sWidth !== null )
{
- return;
+ oSettings.aoColumns[i].nTh.style.width = _fnStringToCss( oSettings.aoColumns[i].sWidth );
}
-
- /*
- * This is a little bit odd I admit... I declare a temporary function inside the scope of
- * _fnBuildHead and the click handler in order that the code presented here can be used
- * twice - once for when bProcessing is enabled, and another time for when it is
- * disabled, as we need to perform slightly different actions.
- * Basically the issue here is that the Javascript engine in modern browsers don't
- * appear to allow the rendering engine to update the display while it is still excuting
- * it's thread (well - it does but only after long intervals). This means that the
- * 'processing' display doesn't appear for a table sort. To break the js thread up a bit
- * I force an execution break by using setTimeout - but this breaks the expected
- * thread continuation for the end-developer's point of view (their code would execute
- * too early), so we on;y do it when we absolutely have to.
- */
- var fnInnerSorting = function () {
- var iColumn, iNextSort;
+ }
+
+ /* If there is default sorting required - let's do it. The sort function will do the
+ * drawing for us. Otherwise we draw the table regardless of the Ajax source - this allows
+ * the table to look initialised for Ajax sourcing data (show 'loading' message possibly)
+ */
+ if ( oSettings.oFeatures.bSort )
+ {
+ _fnSort( oSettings );
+ }
+ else if ( oSettings.oFeatures.bFilter )
+ {
+ _fnFilterComplete( oSettings, oSettings.oPreviousSearch );
+ }
+ else
+ {
+ oSettings.aiDisplay = oSettings.aiDisplayMaster.slice();
+ _fnCalculateEnd( oSettings );
+ _fnDraw( oSettings );
+ }
+
+ /* if there is an ajax source load the data */
+ if ( oSettings.sAjaxSource !== null && !oSettings.oFeatures.bServerSide )
+ {
+ var aoData = [];
+ _fnServerParams( oSettings, aoData );
+ oSettings.fnServerData.call( oSettings.oInstance, oSettings.sAjaxSource, aoData, function(json) {
+ var aData = (oSettings.sAjaxDataProp !== "") ?
+ _fnGetObjectDataFn( oSettings.sAjaxDataProp )(json) : json;
+
+ /* Got the data - add it to the table */
+ for ( i=0 ; i<aData.length ; i++ )
+ {
+ _fnAddData( oSettings, aData[i] );
+ }
- /* If the shift key is pressed then we are multipe column sorting */
- if ( e.shiftKey )
+ /* Reset the init display for cookie saving. We've already done a filter, and
+ * therefore cleared it before. So we need to make it appear 'fresh'
+ */
+ oSettings.iInitDisplayStart = iAjaxStart;
+
+ if ( oSettings.oFeatures.bSort )
{
- /* Are we already doing some kind of sort on this column? */
- var bFound = false;
- for ( var i=0 ; i<oSettings.aaSorting.length ; i++ )
- {
- if ( oSettings.aaSorting[i][0] == iDataIndex )
- {
- bFound = true;
- iColumn = oSettings.aaSorting[i][0];
- iNextSort = oSettings.aaSorting[i][2]+1;
-
- if ( typeof oSettings.aoColumns[iColumn].asSorting[iNextSort] == 'undefined' )
- {
- /* Reached the end of the sorting options, remove from multi-col sort */
- oSettings.aaSorting.splice( i, 1 );
- }
- else
- {
- /* Move onto next sorting direction */
- oSettings.aaSorting[i][1] = oSettings.aoColumns[iColumn].asSorting[iNextSort];
- oSettings.aaSorting[i][2] = iNextSort;
- }
- break;
- }
- }
-
- /* No sort yet - add it in */
- if ( bFound === false )
- {
- oSettings.aaSorting.push( [ iDataIndex,
- oSettings.aoColumns[iDataIndex].asSorting[0], 0 ] );
- }
+ _fnSort( oSettings );
}
else
{
- /* If no shift key then single column sort */
- if ( oSettings.aaSorting.length == 1 && oSettings.aaSorting[0][0] == iDataIndex )
- {
- iColumn = oSettings.aaSorting[0][0];
- iNextSort = oSettings.aaSorting[0][2]+1;
- if ( typeof oSettings.aoColumns[iColumn].asSorting[iNextSort] == 'undefined' )
- {
- iNextSort = 0;
- }
- oSettings.aaSorting[0][1] = oSettings.aoColumns[iColumn].asSorting[iNextSort];
- oSettings.aaSorting[0][2] = iNextSort;
- }
- else
- {
- oSettings.aaSorting.splice( 0, oSettings.aaSorting.length );
- oSettings.aaSorting.push( [ iDataIndex,
- oSettings.aoColumns[iDataIndex].asSorting[0], 0 ] );
- }
+ oSettings.aiDisplay = oSettings.aiDisplayMaster.slice();
+ _fnCalculateEnd( oSettings );
+ _fnDraw( oSettings );
}
- /* Run the sort */
- _fnSort( oSettings );
- }; /* /fnInnerSorting */
-
- if ( !oSettings.oFeatures.bProcessing )
- {
- fnInnerSorting();
- }
- else
- {
- _fnProcessingDisplay( oSettings, true );
- setTimeout( function() {
- fnInnerSorting();
- if ( !oSettings.oFeatures.bServerSide )
- {
- _fnProcessingDisplay( oSettings, false );
- }
- }, 0 );
- }
-
- /* Call the user specified callback function - used for async user interaction */
- if ( typeof fnCallback == 'function' )
- {
- fnCallback( oSettings );
- }
- } );
+ _fnProcessingDisplay( oSettings, false );
+ _fnInitComplete( oSettings, json );
+ }, oSettings );
+ return;
+ }
+
+ /* Server-side processing initialisation complete is done at the end of _fnDraw */
+ if ( !oSettings.oFeatures.bServerSide )
+ {
+ _fnProcessingDisplay( oSettings, false );
+ _fnInitComplete( oSettings );
+ }
}
- /*
- * Function: _fnSortingClasses
- * Purpose: Set the sortting classes on the header
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
- * Notes: It is safe to call this function when bSort and bSortClasses are false
+
+ /**
+ * Draw the table for the first time, adding all required features
+ * @param {object} oSettings dataTables settings object
+ * @param {object} [json] JSON from the server that completed the table, if using Ajax source
+ * with client-side processing (optional)
+ * @memberof DataTable#oApi
*/
- function _fnSortingClasses( oSettings )
+ function _fnInitComplete ( oSettings, json )
{
- var i, iLen, j, jLen, iFound;
- var aaSort, sClass;
- var iColumns = oSettings.aoColumns.length;
- var oClasses = oSettings.oClasses;
-
- for ( i=0 ; i<iColumns ; i++ )
+ oSettings._bInitComplete = true;
+ _fnCallbackFire( oSettings, 'aoInitComplete', 'init', [oSettings, json] );
+ }
+
+
+ /**
+ * Language compatibility - when certain options are given, and others aren't, we
+ * need to duplicate the values over, in order to provide backwards compatibility
+ * with older language files.
+ * @param {object} oSettings dataTables settings object
+ * @memberof DataTable#oApi
+ */
+ function _fnLanguageCompat( oLanguage )
+ {
+ var oDefaults = DataTable.defaults.oLanguage;
+
+ /* Backwards compatibility - if there is no sEmptyTable given, then use the same as
+ * sZeroRecords - assuming that is given.
+ */
+ if ( !oLanguage.sEmptyTable && oLanguage.sZeroRecords &&
+ oDefaults.sEmptyTable === "No data available in table" )
{
- if ( oSettings.aoColumns[i].bSortable )
- {
- $(oSettings.aoColumns[i].nTh).removeClass( oClasses.sSortAsc +" "+ oClasses.sSortDesc +
- " "+ oSettings.aoColumns[i].sSortingClass );
- }
+ _fnMap( oLanguage, oLanguage, 'sZeroRecords', 'sEmptyTable' );
}
-
- if ( oSettings.aaSortingFixed !== null )
+
+ /* Likewise with loading records */
+ if ( !oLanguage.sLoadingRecords && oLanguage.sZeroRecords &&
+ oDefaults.sLoadingRecords === "Loading..." )
{
- aaSort = oSettings.aaSortingFixed.concat( oSettings.aaSorting );
+ _fnMap( oLanguage, oLanguage, 'sZeroRecords', 'sLoadingRecords' );
}
- else
+ }
+
+
+
+ /**
+ * Generate the node required for user display length changing
+ * @param {object} oSettings dataTables settings object
+ * @returns {node} Display length feature node
+ * @memberof DataTable#oApi
+ */
+ function _fnFeatureHtmlLength ( oSettings )
+ {
+ if ( oSettings.oScroll.bInfinite )
{
- aaSort = oSettings.aaSorting.slice();
+ return null;
}
- /* Apply the required classes to the header */
- for ( i=0 ; i<oSettings.aoColumns.length ; i++ )
+ /* This can be overruled by not using the _MENU_ var/macro in the language variable */
+ var sName = 'name="'+oSettings.sTableId+'_length"';
+ var sStdMenu = '<select size="1" '+sName+'>';
+ var i, iLen;
+ var aLengthMenu = oSettings.aLengthMenu;
+
+ if ( aLengthMenu.length == 2 && typeof aLengthMenu[0] === 'object' &&
+ typeof aLengthMenu[1] === 'object' )
{
- if ( oSettings.aoColumns[i].bSortable )
+ for ( i=0, iLen=aLengthMenu[0].length ; i<iLen ; i++ )
{
- sClass = oSettings.aoColumns[i].sSortingClass;
- iFound = -1;
- for ( j=0 ; j<aaSort.length ; j++ )
- {
- if ( aaSort[j][0] == i )
- {
- sClass = ( aaSort[j][1] == "asc" ) ?
- oClasses.sSortAsc : oClasses.sSortDesc;
- iFound = j;
- break;
- }
- }
- $(oSettings.aoColumns[i].nTh).addClass( sClass );
-
- if ( oSettings.bJUI )
- {
- /* jQuery UI uses extra markup */
- var jqSpan = $("span", oSettings.aoColumns[i].nTh);
- jqSpan.removeClass(oClasses.sSortJUIAsc +" "+ oClasses.sSortJUIDesc +" "+
- oClasses.sSortJUI +" "+ oClasses.sSortJUIAscAllowed +" "+ oClasses.sSortJUIDescAllowed );
-
- var sSpanClass;
- if ( iFound == -1 )
- {
- sSpanClass = oSettings.aoColumns[i].sSortingClassJUI;
- }
- else if ( aaSort[iFound][1] == "asc" )
- {
- sSpanClass = oClasses.sSortJUIAsc;
- }
- else
- {
- sSpanClass = oClasses.sSortJUIDesc;
- }
-
- jqSpan.addClass( sSpanClass );
- }
+ sStdMenu += '<option value="'+aLengthMenu[0][i]+'">'+aLengthMenu[1][i]+'</option>';
}
- else
+ }
+ else
+ {
+ for ( i=0, iLen=aLengthMenu.length ; i<iLen ; i++ )
{
- /* No sorting on this column, so add the base class. This will have been assigned by
- * _fnAddColumn
- */
- $(oSettings.aoColumns[i].nTh).addClass( oSettings.aoColumns[i].sSortingClass );
+ sStdMenu += '<option value="'+aLengthMenu[i]+'">'+aLengthMenu[i]+'</option>';
}
}
+ sStdMenu += '</select>';
- /*
- * Apply the required classes to the table body
- * Note that this is given as a feature switch since it can significantly slow down a sort
- * on large data sets (adding and removing of classes is always slow at the best of times..)
- * Further to this, note that this code is admitadly fairly ugly. It could be made a lot
- * simpiler using jQuery selectors and add/removeClass, but that is significantly slower
- * (on the order of 5 times slower) - hence the direct DOM manipulation here.
- * Note that for defered drawing we do use jQuery - the reason being that taking the first
- * row found to see if the whole column needs processed can miss classes since the first
- * column might be new.
+ var nLength = document.createElement( 'div' );
+ if ( !oSettings.aanFeatures.l )
+ {
+ nLength.id = oSettings.sTableId+'_length';
+ }
+ nLength.className = oSettings.oClasses.sLength;
+ nLength.innerHTML = '<label>'+oSettings.oLanguage.sLengthMenu.replace( '_MENU_', sStdMenu )+'</label>';
+
+ /*
+ * Set the length to the current display length - thanks to Andrea Pavlovic for this fix,
+ * and Stefan Skopnik for fixing the fix!
*/
- sClass = oClasses.sSortColumn;
+ $('select option[value="'+oSettings._iDisplayLength+'"]', nLength).attr("selected", true);
- if ( oSettings.oFeatures.bSort && oSettings.oFeatures.bSortClasses )
- {
- var nTds = _fnGetTdNodes( oSettings );
-
- /* Remove the old classes */
- if ( oSettings.oFeatures.bDeferRender )
+ $('select', nLength).bind( 'change.DT', function(e) {
+ var iVal = $(this).val();
+
+ /* Update all other length options for the new display */
+ var n = oSettings.aanFeatures.l;
+ for ( i=0, iLen=n.length ; i<iLen ; i++ )
{
- $(nTds).removeClass(sClass+'1 '+sClass+'2 '+sClass+'3');
- }
- else if ( nTds.length >= iColumns )
- {
- for ( i=0 ; i<iColumns ; i++ )
+ if ( n[i] != this.parentNode )
{
- if ( nTds[i].className.indexOf(sClass+"1") != -1 )
- {
- for ( j=0, jLen=(nTds.length/iColumns) ; j<jLen ; j++ )
- {
- nTds[(iColumns*j)+i].className =
- $.trim( nTds[(iColumns*j)+i].className.replace( sClass+"1", "" ) );
- }
- }
- else if ( nTds[i].className.indexOf(sClass+"2") != -1 )
- {
- for ( j=0, jLen=(nTds.length/iColumns) ; j<jLen ; j++ )
- {
- nTds[(iColumns*j)+i].className =
- $.trim( nTds[(iColumns*j)+i].className.replace( sClass+"2", "" ) );
- }
- }
- else if ( nTds[i].className.indexOf(sClass+"3") != -1 )
- {
- for ( j=0, jLen=(nTds.length/iColumns) ; j<jLen ; j++ )
- {
- nTds[(iColumns*j)+i].className =
- $.trim( nTds[(iColumns*j)+i].className.replace( " "+sClass+"3", "" ) );
- }
- }
+ $('select', n[i]).val( iVal );
}
}
- /* Add the new classes to the table */
- var iClass = 1, iTargetCol;
- for ( i=0 ; i<aaSort.length ; i++ )
+ /* Redraw the table */
+ oSettings._iDisplayLength = parseInt(iVal, 10);
+ _fnCalculateEnd( oSettings );
+
+ /* If we have space to show extra rows (backing up from the end point - then do so */
+ if ( oSettings.fnDisplayEnd() == oSettings.fnRecordsDisplay() )
{
- iTargetCol = parseInt( aaSort[i][0], 10 );
- for ( j=0, jLen=(nTds.length/iColumns) ; j<jLen ; j++ )
+ oSettings._iDisplayStart = oSettings.fnDisplayEnd() - oSettings._iDisplayLength;
+ if ( oSettings._iDisplayStart < 0 )
{
- nTds[(iColumns*j)+iTargetCol].className += " "+sClass+iClass;
+ oSettings._iDisplayStart = 0;
}
-
- if ( iClass < 3 )
- {
- iClass++;
- }
}
+
+ if ( oSettings._iDisplayLength == -1 )
+ {
+ oSettings._iDisplayStart = 0;
+ }
+
+ _fnDraw( oSettings );
+ } );
+
+
+ $('select', nLength).attr('aria-controls', oSettings.sTableId);
+
+ return nLength;
+ }
+
+
+ /**
+ * Recalculate the end point based on the start point
+ * @param {object} oSettings dataTables settings object
+ * @memberof DataTable#oApi
+ */
+ function _fnCalculateEnd( oSettings )
+ {
+ if ( oSettings.oFeatures.bPaginate === false )
+ {
+ oSettings._iDisplayEnd = oSettings.aiDisplay.length;
}
+ else
+ {
+ /* Set the end point of the display - based on how many elements there are
+ * still to display
+ */
+ if ( oSettings._iDisplayStart + oSettings._iDisplayLength > oSettings.aiDisplay.length ||
+ oSettings._iDisplayLength == -1 )
+ {
+ oSettings._iDisplayEnd = oSettings.aiDisplay.length;
+ }
+ else
+ {
+ oSettings._iDisplayEnd = oSettings._iDisplayStart + oSettings._iDisplayLength;
+ }
+ }
}
+
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- * Section - Feature: Pagination. Note that most of the paging logic is done in
- * _oExt.oPagination
+ * Note that most of the paging logic is done in
+ * DataTable.ext.oPagination
*/
- /*
- * Function: _fnFeatureHtmlPaginate
- * Purpose: Generate the node required for default pagination
- * Returns: node
- * Inputs: object:oSettings - dataTables settings object
+ /**
+ * Generate the node required for default pagination
+ * @param {object} oSettings dataTables settings object
+ * @returns {node} Pagination feature node
+ * @memberof DataTable#oApi
*/
function _fnFeatureHtmlPaginate ( oSettings )
{
if ( oSettings.oScroll.bInfinite )
{
@@ -4974,61 +2843,71 @@
}
var nPaginate = document.createElement( 'div' );
nPaginate.className = oSettings.oClasses.sPaging+oSettings.sPaginationType;
- _oExt.oPagination[ oSettings.sPaginationType ].fnInit( oSettings, nPaginate,
+ DataTable.ext.oPagination[ oSettings.sPaginationType ].fnInit( oSettings, nPaginate,
function( oSettings ) {
_fnCalculateEnd( oSettings );
_fnDraw( oSettings );
}
);
/* Add a draw callback for the pagination on first instance, to update the paging display */
- if ( typeof oSettings.aanFeatures.p == "undefined" )
+ if ( !oSettings.aanFeatures.p )
{
oSettings.aoDrawCallback.push( {
"fn": function( oSettings ) {
- _oExt.oPagination[ oSettings.sPaginationType ].fnUpdate( oSettings, function( oSettings ) {
+ DataTable.ext.oPagination[ oSettings.sPaginationType ].fnUpdate( oSettings, function( oSettings ) {
_fnCalculateEnd( oSettings );
_fnDraw( oSettings );
} );
},
"sName": "pagination"
} );
}
return nPaginate;
}
- /*
- * Function: _fnPageChange
- * Purpose: Alter the display settings to change the page
- * Returns: bool:true - page has changed, false - no change (no effect) eg 'first' on page 1
- * Inputs: object:oSettings - dataTables settings object
- * string:sAction - paging action to take: "first", "previous", "next" or "last"
+
+ /**
+ * Alter the display settings to change the page
+ * @param {object} oSettings dataTables settings object
+ * @param {string|int} mAction Paging action to take: "first", "previous", "next" or "last"
+ * or page number to jump to (integer)
+ * @returns {bool} true page has changed, false - no change (no effect) eg 'first' on page 1
+ * @memberof DataTable#oApi
*/
- function _fnPageChange ( oSettings, sAction )
+ function _fnPageChange ( oSettings, mAction )
{
var iOldStart = oSettings._iDisplayStart;
- if ( sAction == "first" )
+ if ( typeof mAction === "number" )
{
+ oSettings._iDisplayStart = mAction * oSettings._iDisplayLength;
+ if ( oSettings._iDisplayStart > oSettings.fnRecordsDisplay() )
+ {
+ oSettings._iDisplayStart = 0;
+ }
+ }
+ else if ( mAction == "first" )
+ {
oSettings._iDisplayStart = 0;
}
- else if ( sAction == "previous" )
+ else if ( mAction == "previous" )
{
oSettings._iDisplayStart = oSettings._iDisplayLength>=0 ?
oSettings._iDisplayStart - oSettings._iDisplayLength :
0;
- /* Correct for underrun */
+ /* Correct for under-run */
if ( oSettings._iDisplayStart < 0 )
{
oSettings._iDisplayStart = 0;
}
}
- else if ( sAction == "next" )
+ else if ( mAction == "next" )
{
if ( oSettings._iDisplayLength >= 0 )
{
/* Make sure we are not over running the display array */
if ( oSettings._iDisplayStart + oSettings._iDisplayLength < oSettings.fnRecordsDisplay() )
@@ -5039,11 +2918,11 @@
else
{
oSettings._iDisplayStart = 0;
}
}
- else if ( sAction == "last" )
+ else if ( mAction == "last" )
{
if ( oSettings._iDisplayLength >= 0 )
{
var iPages = parseInt( (oSettings.fnRecordsDisplay()-1) / oSettings._iDisplayLength, 10 ) + 1;
oSettings._iDisplayStart = (iPages-1) * oSettings._iDisplayLength;
@@ -5053,423 +2932,573 @@
oSettings._iDisplayStart = 0;
}
}
else
{
- _fnLog( oSettings, 0, "Unknown paging action: "+sAction );
+ _fnLog( oSettings, 0, "Unknown paging action: "+mAction );
}
+ $(oSettings.oInstance).trigger('page', oSettings);
return iOldStart != oSettings._iDisplayStart;
}
- /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- * Section - Feature: HTML info
- */
- /*
- * Function: _fnFeatureHtmlInfo
- * Purpose: Generate the node required for the info display
- * Returns: node
- * Inputs: object:oSettings - dataTables settings object
+ /**
+ * Generate the node required for the processing node
+ * @param {object} oSettings dataTables settings object
+ * @returns {node} Processing element
+ * @memberof DataTable#oApi
*/
- function _fnFeatureHtmlInfo ( oSettings )
+ function _fnFeatureHtmlProcessing ( oSettings )
{
- var nInfo = document.createElement( 'div' );
- nInfo.className = oSettings.oClasses.sInfo;
+ var nProcessing = document.createElement( 'div' );
- /* Actions that are to be taken once only for this feature */
- if ( typeof oSettings.aanFeatures.i == "undefined" )
+ if ( !oSettings.aanFeatures.r )
{
- /* Add draw callback */
- oSettings.aoDrawCallback.push( {
- "fn": _fnUpdateInfo,
- "sName": "information"
- } );
-
- /* Add id */
- if ( oSettings.sTableId !== '' )
+ nProcessing.id = oSettings.sTableId+'_processing';
+ }
+ nProcessing.innerHTML = oSettings.oLanguage.sProcessing;
+ nProcessing.className = oSettings.oClasses.sProcessing;
+ oSettings.nTable.parentNode.insertBefore( nProcessing, oSettings.nTable );
+
+ return nProcessing;
+ }
+
+
+ /**
+ * Display or hide the processing indicator
+ * @param {object} oSettings dataTables settings object
+ * @param {bool} bShow Show the processing indicator (true) or not (false)
+ * @memberof DataTable#oApi
+ */
+ function _fnProcessingDisplay ( oSettings, bShow )
+ {
+ if ( oSettings.oFeatures.bProcessing )
+ {
+ var an = oSettings.aanFeatures.r;
+ for ( var i=0, iLen=an.length ; i<iLen ; i++ )
{
- nInfo.setAttribute( 'id', oSettings.sTableId+'_info' );
+ an[i].style.visibility = bShow ? "visible" : "hidden";
}
}
-
- return nInfo;
+
+ $(oSettings.oInstance).trigger('processing', [oSettings, bShow]);
}
- /*
- * Function: _fnUpdateInfo
- * Purpose: Update the information elements in the display
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
+
+
+ /**
+ * Add any control elements for the table - specifically scrolling
+ * @param {object} oSettings dataTables settings object
+ * @returns {node} Node to add to the DOM
+ * @memberof DataTable#oApi
*/
- function _fnUpdateInfo ( oSettings )
+ function _fnFeatureHtmlTable ( oSettings )
{
- /* Show information about the table */
- if ( !oSettings.oFeatures.bInfo || oSettings.aanFeatures.i.length === 0 )
+ /* Check if scrolling is enabled or not - if not then leave the DOM unaltered */
+ if ( oSettings.oScroll.sX === "" && oSettings.oScroll.sY === "" )
{
- return;
+ return oSettings.nTable;
}
+ /*
+ * The HTML structure that we want to generate in this function is:
+ * div - nScroller
+ * div - nScrollHead
+ * div - nScrollHeadInner
+ * table - nScrollHeadTable
+ * thead - nThead
+ * div - nScrollBody
+ * table - oSettings.nTable
+ * thead - nTheadSize
+ * tbody - nTbody
+ * div - nScrollFoot
+ * div - nScrollFootInner
+ * table - nScrollFootTable
+ * tfoot - nTfoot
+ */
var
- iStart = oSettings._iDisplayStart+1, iEnd = oSettings.fnDisplayEnd(),
- iMax = oSettings.fnRecordsTotal(), iTotal = oSettings.fnRecordsDisplay(),
- sStart = oSettings.fnFormatNumber( iStart ), sEnd = oSettings.fnFormatNumber( iEnd ),
- sMax = oSettings.fnFormatNumber( iMax ), sTotal = oSettings.fnFormatNumber( iTotal ),
- sOut;
+ nScroller = document.createElement('div'),
+ nScrollHead = document.createElement('div'),
+ nScrollHeadInner = document.createElement('div'),
+ nScrollBody = document.createElement('div'),
+ nScrollFoot = document.createElement('div'),
+ nScrollFootInner = document.createElement('div'),
+ nScrollHeadTable = oSettings.nTable.cloneNode(false),
+ nScrollFootTable = oSettings.nTable.cloneNode(false),
+ nThead = oSettings.nTable.getElementsByTagName('thead')[0],
+ nTfoot = oSettings.nTable.getElementsByTagName('tfoot').length === 0 ? null :
+ oSettings.nTable.getElementsByTagName('tfoot')[0],
+ oClasses = oSettings.oClasses;
- /* When infinite scrolling, we are always starting at 1. _iDisplayStart is used only
- * internally
- */
- if ( oSettings.oScroll.bInfinite )
+ nScrollHead.appendChild( nScrollHeadInner );
+ nScrollFoot.appendChild( nScrollFootInner );
+ nScrollBody.appendChild( oSettings.nTable );
+ nScroller.appendChild( nScrollHead );
+ nScroller.appendChild( nScrollBody );
+ nScrollHeadInner.appendChild( nScrollHeadTable );
+ nScrollHeadTable.appendChild( nThead );
+ if ( nTfoot !== null )
{
- sStart = oSettings.fnFormatNumber( 1 );
+ nScroller.appendChild( nScrollFoot );
+ nScrollFootInner.appendChild( nScrollFootTable );
+ nScrollFootTable.appendChild( nTfoot );
}
- if ( oSettings.fnRecordsDisplay() === 0 &&
- oSettings.fnRecordsDisplay() == oSettings.fnRecordsTotal() )
+ nScroller.className = oClasses.sScrollWrapper;
+ nScrollHead.className = oClasses.sScrollHead;
+ nScrollHeadInner.className = oClasses.sScrollHeadInner;
+ nScrollBody.className = oClasses.sScrollBody;
+ nScrollFoot.className = oClasses.sScrollFoot;
+ nScrollFootInner.className = oClasses.sScrollFootInner;
+
+ if ( oSettings.oScroll.bAutoCss )
{
- /* Empty record set */
- sOut = oSettings.oLanguage.sInfoEmpty+ oSettings.oLanguage.sInfoPostFix;
+ nScrollHead.style.overflow = "hidden";
+ nScrollHead.style.position = "relative";
+ nScrollFoot.style.overflow = "hidden";
+ nScrollBody.style.overflow = "auto";
}
- else if ( oSettings.fnRecordsDisplay() === 0 )
+
+ nScrollHead.style.border = "0";
+ nScrollHead.style.width = "100%";
+ nScrollFoot.style.border = "0";
+ nScrollHeadInner.style.width = oSettings.oScroll.sXInner !== "" ?
+ oSettings.oScroll.sXInner : "100%"; /* will be overwritten */
+
+ /* Modify attributes to respect the clones */
+ nScrollHeadTable.removeAttribute('id');
+ nScrollHeadTable.style.marginLeft = "0";
+ oSettings.nTable.style.marginLeft = "0";
+ if ( nTfoot !== null )
{
- /* Rmpty record set after filtering */
- sOut = oSettings.oLanguage.sInfoEmpty +' '+
- oSettings.oLanguage.sInfoFiltered.replace('_MAX_', sMax)+
- oSettings.oLanguage.sInfoPostFix;
+ nScrollFootTable.removeAttribute('id');
+ nScrollFootTable.style.marginLeft = "0";
}
- else if ( oSettings.fnRecordsDisplay() == oSettings.fnRecordsTotal() )
+
+ /* Move caption elements from the body to the header, footer or leave where it is
+ * depending on the configuration. Note that the DTD says there can be only one caption */
+ var nCaption = $(oSettings.nTable).children('caption');
+ if ( nCaption.length > 0 )
{
- /* Normal record set */
- sOut = oSettings.oLanguage.sInfo.
- replace('_START_', sStart).
- replace('_END_', sEnd).
- replace('_TOTAL_', sTotal)+
- oSettings.oLanguage.sInfoPostFix;
+ nCaption = nCaption[0];
+ if ( nCaption._captionSide === "top" )
+ {
+ nScrollHeadTable.appendChild( nCaption );
+ }
+ else if ( nCaption._captionSide === "bottom" && nTfoot )
+ {
+ nScrollFootTable.appendChild( nCaption );
+ }
}
- else
+
+ /*
+ * Sizing
+ */
+ /* When x-scrolling add the width and a scroller to move the header with the body */
+ if ( oSettings.oScroll.sX !== "" )
{
- /* Record set after filtering */
- sOut = oSettings.oLanguage.sInfo.
- replace('_START_', sStart).
- replace('_END_', sEnd).
- replace('_TOTAL_', sTotal) +' '+
- oSettings.oLanguage.sInfoFiltered.replace('_MAX_',
- oSettings.fnFormatNumber(oSettings.fnRecordsTotal()))+
- oSettings.oLanguage.sInfoPostFix;
+ nScrollHead.style.width = _fnStringToCss( oSettings.oScroll.sX );
+ nScrollBody.style.width = _fnStringToCss( oSettings.oScroll.sX );
+
+ if ( nTfoot !== null )
+ {
+ nScrollFoot.style.width = _fnStringToCss( oSettings.oScroll.sX );
+ }
+
+ /* When the body is scrolled, then we also want to scroll the headers */
+ $(nScrollBody).scroll( function (e) {
+ nScrollHead.scrollLeft = this.scrollLeft;
+
+ if ( nTfoot !== null )
+ {
+ nScrollFoot.scrollLeft = this.scrollLeft;
+ }
+ } );
}
- if ( oSettings.oLanguage.fnInfoCallback !== null )
+ /* When yscrolling, add the height */
+ if ( oSettings.oScroll.sY !== "" )
{
- sOut = oSettings.oLanguage.fnInfoCallback( oSettings, iStart, iEnd, iMax, iTotal, sOut );
+ nScrollBody.style.height = _fnStringToCss( oSettings.oScroll.sY );
}
- var n = oSettings.aanFeatures.i;
- for ( var i=0, iLen=n.length ; i<iLen ; i++ )
+ /* Redraw - align columns across the tables */
+ oSettings.aoDrawCallback.push( {
+ "fn": _fnScrollDraw,
+ "sName": "scrolling"
+ } );
+
+ /* Infinite scrolling event handlers */
+ if ( oSettings.oScroll.bInfinite )
{
- $(n[i]).html( sOut );
+ $(nScrollBody).scroll( function() {
+ /* Use a blocker to stop scrolling from loading more data while other data is still loading */
+ if ( !oSettings.bDrawing && $(this).scrollTop() !== 0 )
+ {
+ /* Check if we should load the next data set */
+ if ( $(this).scrollTop() + $(this).height() >
+ $(oSettings.nTable).height() - oSettings.oScroll.iLoadGap )
+ {
+ /* Only do the redraw if we have to - we might be at the end of the data */
+ if ( oSettings.fnDisplayEnd() < oSettings.fnRecordsDisplay() )
+ {
+ _fnPageChange( oSettings, 'next' );
+ _fnCalculateEnd( oSettings );
+ _fnDraw( oSettings );
+ }
+ }
+ }
+ } );
}
+
+ oSettings.nScrollHead = nScrollHead;
+ oSettings.nScrollFoot = nScrollFoot;
+
+ return nScroller;
}
- /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- * Section - Feature: Length change
+ /**
+ * Update the various tables for resizing. It's a bit of a pig this function, but
+ * basically the idea to:
+ * 1. Re-create the table inside the scrolling div
+ * 2. Take live measurements from the DOM
+ * 3. Apply the measurements
+ * 4. Clean up
+ * @param {object} o dataTables settings object
+ * @returns {node} Node to add to the DOM
+ * @memberof DataTable#oApi
*/
-
- /*
- * Function: _fnFeatureHtmlLength
- * Purpose: Generate the node required for user display length changing
- * Returns: node
- * Inputs: object:oSettings - dataTables settings object
- */
- function _fnFeatureHtmlLength ( oSettings )
+ function _fnScrollDraw ( o )
{
- if ( oSettings.oScroll.bInfinite )
+ var
+ nScrollHeadInner = o.nScrollHead.getElementsByTagName('div')[0],
+ nScrollHeadTable = nScrollHeadInner.getElementsByTagName('table')[0],
+ nScrollBody = o.nTable.parentNode,
+ i, iLen, j, jLen, anHeadToSize, anHeadSizers, anFootSizers, anFootToSize, oStyle, iVis,
+ nTheadSize, nTfootSize,
+ iWidth, aApplied=[], iSanityWidth,
+ nScrollFootInner = (o.nTFoot !== null) ? o.nScrollFoot.getElementsByTagName('div')[0] : null,
+ nScrollFootTable = (o.nTFoot !== null) ? nScrollFootInner.getElementsByTagName('table')[0] : null,
+ ie67 = o.oBrowser.bScrollOversize;
+
+ /*
+ * 1. Re-create the table inside the scrolling div
+ */
+
+ /* Remove the old minimised thead and tfoot elements in the inner table */
+ $(o.nTable).children('thead, tfoot').remove();
+
+ /* Clone the current header and footer elements and then place it into the inner table */
+ nTheadSize = $(o.nTHead).clone()[0];
+ o.nTable.insertBefore( nTheadSize, o.nTable.childNodes[0] );
+
+ if ( o.nTFoot !== null )
{
- return null;
+ nTfootSize = $(o.nTFoot).clone()[0];
+ o.nTable.insertBefore( nTfootSize, o.nTable.childNodes[1] );
}
- /* This can be overruled by not using the _MENU_ var/macro in the language variable */
- var sName = (oSettings.sTableId === "") ? "" : 'name="'+oSettings.sTableId+'_length"';
- var sStdMenu = '<select size="1" '+sName+'>';
- var i, iLen;
+ /*
+ * 2. Take live measurements from the DOM - do not alter the DOM itself!
+ */
- if ( oSettings.aLengthMenu.length == 2 && typeof oSettings.aLengthMenu[0] == 'object' &&
- typeof oSettings.aLengthMenu[1] == 'object' )
+ /* Remove old sizing and apply the calculated column widths
+ * Get the unique column headers in the newly created (cloned) header. We want to apply the
+ * calculated sizes to this header
+ */
+ if ( o.oScroll.sX === "" )
{
- for ( i=0, iLen=oSettings.aLengthMenu[0].length ; i<iLen ; i++ )
- {
- sStdMenu += '<option value="'+oSettings.aLengthMenu[0][i]+'">'+
- oSettings.aLengthMenu[1][i]+'</option>';
- }
+ nScrollBody.style.width = '100%';
+ nScrollHeadInner.parentNode.style.width = '100%';
}
- else
+
+ var nThs = _fnGetUniqueThs( o, nTheadSize );
+ for ( i=0, iLen=nThs.length ; i<iLen ; i++ )
{
- for ( i=0, iLen=oSettings.aLengthMenu.length ; i<iLen ; i++ )
- {
- sStdMenu += '<option value="'+oSettings.aLengthMenu[i]+'">'+
- oSettings.aLengthMenu[i]+'</option>';
- }
+ iVis = _fnVisibleToColumnIndex( o, i );
+ nThs[i].style.width = o.aoColumns[iVis].sWidth;
}
- sStdMenu += '</select>';
- var nLength = document.createElement( 'div' );
- if ( oSettings.sTableId !== '' && typeof oSettings.aanFeatures.l == "undefined" )
+ if ( o.nTFoot !== null )
{
- nLength.setAttribute( 'id', oSettings.sTableId+'_length' );
+ _fnApplyToChildren( function(n) {
+ n.style.width = "";
+ }, nTfootSize.getElementsByTagName('tr') );
}
- nLength.className = oSettings.oClasses.sLength;
- nLength.innerHTML = '<label>'+oSettings.oLanguage.sLengthMenu.replace( '_MENU_', sStdMenu )+'</label>';
+
+ // If scroll collapse is enabled, when we put the headers back into the body for sizing, we
+ // will end up forcing the scrollbar to appear, making our measurements wrong for when we
+ // then hide it (end of this function), so add the header height to the body scroller.
+ if ( o.oScroll.bCollapse && o.oScroll.sY !== "" )
+ {
+ nScrollBody.style.height = (nScrollBody.offsetHeight + o.nTHead.offsetHeight)+"px";
+ }
- /*
- * Set the length to the current display length - thanks to Andrea Pavlovic for this fix,
- * and Stefan Skopnik for fixing the fix!
- */
- $('select option[value="'+oSettings._iDisplayLength+'"]',nLength).attr("selected",true);
-
- $('select', nLength).bind( 'change.DT', function(e) {
- var iVal = $(this).val();
+ /* Size the table as a whole */
+ iSanityWidth = $(o.nTable).outerWidth();
+ if ( o.oScroll.sX === "" )
+ {
+ /* No x scrolling */
+ o.nTable.style.width = "100%";
- /* Update all other length options for the new display */
- var n = oSettings.aanFeatures.l;
- for ( i=0, iLen=n.length ; i<iLen ; i++ )
+ /* I know this is rubbish - but IE7 will make the width of the table when 100% include
+ * the scrollbar - which is shouldn't. When there is a scrollbar we need to take this
+ * into account.
+ */
+ if ( ie67 && ($('tbody', nScrollBody).height() > nScrollBody.offsetHeight ||
+ $(nScrollBody).css('overflow-y') == "scroll") )
{
- if ( n[i] != this.parentNode )
- {
- $('select', n[i]).val( iVal );
- }
+ o.nTable.style.width = _fnStringToCss( $(o.nTable).outerWidth() - o.oScroll.iBarWidth);
}
-
- /* Redraw the table */
- oSettings._iDisplayLength = parseInt(iVal, 10);
- _fnCalculateEnd( oSettings );
-
- /* If we have space to show extra rows (backing up from the end point - then do so */
- if ( oSettings.fnDisplayEnd() == oSettings.fnRecordsDisplay() )
+ }
+ else
+ {
+ if ( o.oScroll.sXInner !== "" )
{
- oSettings._iDisplayStart = oSettings.fnDisplayEnd() - oSettings._iDisplayLength;
- if ( oSettings._iDisplayStart < 0 )
+ /* x scroll inner has been given - use it */
+ o.nTable.style.width = _fnStringToCss(o.oScroll.sXInner);
+ }
+ else if ( iSanityWidth == $(nScrollBody).width() &&
+ $(nScrollBody).height() < $(o.nTable).height() )
+ {
+ /* There is y-scrolling - try to take account of the y scroll bar */
+ o.nTable.style.width = _fnStringToCss( iSanityWidth-o.oScroll.iBarWidth );
+ if ( $(o.nTable).outerWidth() > iSanityWidth-o.oScroll.iBarWidth )
{
- oSettings._iDisplayStart = 0;
+ /* Not possible to take account of it */
+ o.nTable.style.width = _fnStringToCss( iSanityWidth );
}
}
-
- if ( oSettings._iDisplayLength == -1 )
+ else
{
- oSettings._iDisplayStart = 0;
+ /* All else fails */
+ o.nTable.style.width = _fnStringToCss( iSanityWidth );
}
-
- _fnDraw( oSettings );
- } );
+ }
- return nLength;
- }
-
-
- /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- * Section - Feature: Processing incidator
- */
-
- /*
- * Function: _fnFeatureHtmlProcessing
- * Purpose: Generate the node required for the processing node
- * Returns: node
- * Inputs: object:oSettings - dataTables settings object
- */
- function _fnFeatureHtmlProcessing ( oSettings )
- {
- var nProcessing = document.createElement( 'div' );
+ /* Recalculate the sanity width - now that we've applied the required width, before it was
+ * a temporary variable. This is required because the column width calculation is done
+ * before this table DOM is created.
+ */
+ iSanityWidth = $(o.nTable).outerWidth();
- if ( oSettings.sTableId !== '' && typeof oSettings.aanFeatures.r == "undefined" )
+ /* We want the hidden header to have zero height, so remove padding and borders. Then
+ * set the width based on the real headers
+ */
+ anHeadToSize = o.nTHead.getElementsByTagName('tr');
+ anHeadSizers = nTheadSize.getElementsByTagName('tr');
+
+ _fnApplyToChildren( function(nSizer, nToSize) {
+ oStyle = nSizer.style;
+ oStyle.paddingTop = "0";
+ oStyle.paddingBottom = "0";
+ oStyle.borderTopWidth = "0";
+ oStyle.borderBottomWidth = "0";
+ oStyle.height = 0;
+
+ iWidth = $(nSizer).width();
+ nToSize.style.width = _fnStringToCss( iWidth );
+ aApplied.push( iWidth );
+ }, anHeadSizers, anHeadToSize );
+ $(anHeadSizers).height(0);
+
+ if ( o.nTFoot !== null )
{
- nProcessing.setAttribute( 'id', oSettings.sTableId+'_processing' );
+ /* Clone the current footer and then place it into the body table as a "hidden header" */
+ anFootSizers = nTfootSize.getElementsByTagName('tr');
+ anFootToSize = o.nTFoot.getElementsByTagName('tr');
+
+ _fnApplyToChildren( function(nSizer, nToSize) {
+ oStyle = nSizer.style;
+ oStyle.paddingTop = "0";
+ oStyle.paddingBottom = "0";
+ oStyle.borderTopWidth = "0";
+ oStyle.borderBottomWidth = "0";
+ oStyle.height = 0;
+
+ iWidth = $(nSizer).width();
+ nToSize.style.width = _fnStringToCss( iWidth );
+ aApplied.push( iWidth );
+ }, anFootSizers, anFootToSize );
+ $(anFootSizers).height(0);
}
- nProcessing.innerHTML = oSettings.oLanguage.sProcessing;
- nProcessing.className = oSettings.oClasses.sProcessing;
- oSettings.nTable.parentNode.insertBefore( nProcessing, oSettings.nTable );
- return nProcessing;
- }
-
- /*
- * Function: _fnProcessingDisplay
- * Purpose: Display or hide the processing indicator
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
- * bool:
- * true - show the processing indicator
- * false - don't show
- */
- function _fnProcessingDisplay ( oSettings, bShow )
- {
- if ( oSettings.oFeatures.bProcessing )
+ /*
+ * 3. Apply the measurements
+ */
+
+ /* "Hide" the header and footer that we used for the sizing. We want to also fix their width
+ * to what they currently are
+ */
+ _fnApplyToChildren( function(nSizer) {
+ nSizer.innerHTML = "";
+ nSizer.style.width = _fnStringToCss( aApplied.shift() );
+ }, anHeadSizers );
+
+ if ( o.nTFoot !== null )
{
- var an = oSettings.aanFeatures.r;
- for ( var i=0, iLen=an.length ; i<iLen ; i++ )
- {
- an[i].style.visibility = bShow ? "visible" : "hidden";
- }
+ _fnApplyToChildren( function(nSizer) {
+ nSizer.innerHTML = "";
+ nSizer.style.width = _fnStringToCss( aApplied.shift() );
+ }, anFootSizers );
}
- }
-
-
- /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- * Section - Support functions
- */
-
- /*
- * Function: _fnVisibleToColumnIndex
- * Purpose: Covert the index of a visible column to the index in the data array (take account
- * of hidden columns)
- * Returns: int:i - the data index
- * Inputs: object:oSettings - dataTables settings object
- */
- function _fnVisibleToColumnIndex( oSettings, iMatch )
- {
- var iColumn = -1;
- for ( var i=0 ; i<oSettings.aoColumns.length ; i++ )
+ /* Sanity check that the table is of a sensible width. If not then we are going to get
+ * misalignment - try to prevent this by not allowing the table to shrink below its min width
+ */
+ if ( $(o.nTable).outerWidth() < iSanityWidth )
{
- if ( oSettings.aoColumns[i].bVisible === true )
+ /* The min width depends upon if we have a vertical scrollbar visible or not */
+ var iCorrection = ((nScrollBody.scrollHeight > nScrollBody.offsetHeight ||
+ $(nScrollBody).css('overflow-y') == "scroll")) ?
+ iSanityWidth+o.oScroll.iBarWidth : iSanityWidth;
+
+ /* IE6/7 are a law unto themselves... */
+ if ( ie67 && (nScrollBody.scrollHeight >
+ nScrollBody.offsetHeight || $(nScrollBody).css('overflow-y') == "scroll") )
{
- iColumn++;
+ o.nTable.style.width = _fnStringToCss( iCorrection-o.oScroll.iBarWidth );
}
- if ( iColumn == iMatch )
+ /* Apply the calculated minimum width to the table wrappers */
+ nScrollBody.style.width = _fnStringToCss( iCorrection );
+ nScrollHeadInner.parentNode.style.width = _fnStringToCss( iCorrection );
+
+ if ( o.nTFoot !== null )
{
- return i;
+ nScrollFootInner.parentNode.style.width = _fnStringToCss( iCorrection );
}
- }
-
- return null;
- }
-
- /*
- * Function: _fnColumnIndexToVisible
- * Purpose: Covert the index of an index in the data array and convert it to the visible
- * column index (take account of hidden columns)
- * Returns: int:i - the data index
- * Inputs: object:oSettings - dataTables settings object
- */
- function _fnColumnIndexToVisible( oSettings, iMatch )
- {
- var iVisible = -1;
- for ( var i=0 ; i<oSettings.aoColumns.length ; i++ )
- {
- if ( oSettings.aoColumns[i].bVisible === true )
+
+ /* And give the user a warning that we've stopped the table getting too small */
+ if ( o.oScroll.sX === "" )
{
- iVisible++;
+ _fnLog( o, 1, "The table cannot fit into the current element which will cause column"+
+ " misalignment. The table has been drawn at its minimum possible width." );
}
+ else if ( o.oScroll.sXInner !== "" )
+ {
+ _fnLog( o, 1, "The table cannot fit into the current element which will cause column"+
+ " misalignment. Increase the sScrollXInner value or remove it to allow automatic"+
+ " calculation" );
+ }
+ }
+ else
+ {
+ nScrollBody.style.width = _fnStringToCss( '100%' );
+ nScrollHeadInner.parentNode.style.width = _fnStringToCss( '100%' );
- if ( i == iMatch )
+ if ( o.nTFoot !== null )
{
- return oSettings.aoColumns[i].bVisible === true ? iVisible : null;
+ nScrollFootInner.parentNode.style.width = _fnStringToCss( '100%' );
}
}
- return null;
- }
-
-
- /*
- * Function: _fnNodeToDataIndex
- * Purpose: Take a TR element and convert it to an index in aoData
- * Returns: int:i - index if found, null if not
- * Inputs: object:s - dataTables settings object
- * node:n - the TR element to find
- */
- function _fnNodeToDataIndex( s, n )
- {
- var i, iLen;
- /* Optimisation - see if the nodes which are currently visible match, since that is
- * the most likely node to be asked for (a selector or event for example)
+ /*
+ * 4. Clean up
*/
- for ( i=s._iDisplayStart, iLen=s._iDisplayEnd ; i<iLen ; i++ )
+ if ( o.oScroll.sY === "" )
{
- if ( s.aoData[ s.aiDisplay[i] ].nTr == n )
+ /* IE7< puts a vertical scrollbar in place (when it shouldn't be) due to subtracting
+ * the scrollbar height from the visible display, rather than adding it on. We need to
+ * set the height in order to sort this. Don't want to do it in any other browsers.
+ */
+ if ( ie67 )
{
- return s.aiDisplay[i];
+ nScrollBody.style.height = _fnStringToCss( o.nTable.offsetHeight+o.oScroll.iBarWidth );
}
}
- /* Otherwise we are in for a slog through the whole data cache */
- for ( i=0, iLen=s.aoData.length ; i<iLen ; i++ )
+ if ( o.oScroll.sY !== "" && o.oScroll.bCollapse )
{
- if ( s.aoData[i].nTr == n )
+ nScrollBody.style.height = _fnStringToCss( o.oScroll.sY );
+
+ var iExtra = (o.oScroll.sX !== "" && o.nTable.offsetWidth > nScrollBody.offsetWidth) ?
+ o.oScroll.iBarWidth : 0;
+ if ( o.nTable.offsetHeight < nScrollBody.offsetHeight )
{
- return i;
+ nScrollBody.style.height = _fnStringToCss( o.nTable.offsetHeight+iExtra );
}
}
- return null;
- }
+
+ /* Finally set the width's of the header and footer tables */
+ var iOuterWidth = $(o.nTable).outerWidth();
+ nScrollHeadTable.style.width = _fnStringToCss( iOuterWidth );
+ nScrollHeadInner.style.width = _fnStringToCss( iOuterWidth );
- /*
- * Function: _fnVisbleColumns
- * Purpose: Get the number of visible columns
- * Returns: int:i - the number of visible columns
- * Inputs: object:oS - dataTables settings object
- */
- function _fnVisbleColumns( oS )
- {
- var iVis = 0;
- for ( var i=0 ; i<oS.aoColumns.length ; i++ )
+ // Figure out if there are scrollbar present - if so then we need a the header and footer to
+ // provide a bit more space to allow "overflow" scrolling (i.e. past the scrollbar)
+ var bScrolling = $(o.nTable).height() > nScrollBody.clientHeight || $(nScrollBody).css('overflow-y') == "scroll";
+ nScrollHeadInner.style.paddingRight = bScrolling ? o.oScroll.iBarWidth+"px" : "0px";
+
+ if ( o.nTFoot !== null )
{
- if ( oS.aoColumns[i].bVisible === true )
- {
- iVis++;
- }
+ nScrollFootTable.style.width = _fnStringToCss( iOuterWidth );
+ nScrollFootInner.style.width = _fnStringToCss( iOuterWidth );
+ nScrollFootInner.style.paddingRight = bScrolling ? o.oScroll.iBarWidth+"px" : "0px";
}
- return iVis;
+
+ /* Adjust the position of the header in case we loose the y-scrollbar */
+ $(nScrollBody).scroll();
+
+ /* If sorting or filtering has occurred, jump the scrolling back to the top */
+ if ( o.bSorted || o.bFiltered )
+ {
+ nScrollBody.scrollTop = 0;
+ }
}
- /*
- * Function: _fnCalculateEnd
- * Purpose: Rcalculate the end point based on the start point
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
+
+ /**
+ * Apply a given function to the display child nodes of an element array (typically
+ * TD children of TR rows
+ * @param {function} fn Method to apply to the objects
+ * @param array {nodes} an1 List of elements to look through for display children
+ * @param array {nodes} an2 Another list (identical structure to the first) - optional
+ * @memberof DataTable#oApi
*/
- function _fnCalculateEnd( oSettings )
+ function _fnApplyToChildren( fn, an1, an2 )
{
- if ( oSettings.oFeatures.bPaginate === false )
+ for ( var i=0, iLen=an1.length ; i<iLen ; i++ )
{
- oSettings._iDisplayEnd = oSettings.aiDisplay.length;
- }
- else
- {
- /* Set the end point of the display - based on how many elements there are
- * still to display
- */
- if ( oSettings._iDisplayStart + oSettings._iDisplayLength > oSettings.aiDisplay.length ||
- oSettings._iDisplayLength == -1 )
+ for ( var j=0, jLen=an1[i].childNodes.length ; j<jLen ; j++ )
{
- oSettings._iDisplayEnd = oSettings.aiDisplay.length;
+ if ( an1[i].childNodes[j].nodeType == 1 )
+ {
+ if ( an2 )
+ {
+ fn( an1[i].childNodes[j], an2[i].childNodes[j] );
+ }
+ else
+ {
+ fn( an1[i].childNodes[j] );
+ }
+ }
}
- else
- {
- oSettings._iDisplayEnd = oSettings._iDisplayStart + oSettings._iDisplayLength;
- }
}
}
- /*
- * Function: _fnConvertToWidth
- * Purpose: Convert a CSS unit width to pixels (e.g. 2em)
- * Returns: int:iWidth - width in pixels
- * Inputs: string:sWidth - width to be converted
- * node:nParent - parent to get the with for (required for
- * relative widths) - optional
+
+
+ /**
+ * Convert a CSS unit width to pixels (e.g. 2em)
+ * @param {string} sWidth width to be converted
+ * @param {node} nParent parent to get the with for (required for relative widths) - optional
+ * @returns {int} iWidth width in pixels
+ * @memberof DataTable#oApi
*/
function _fnConvertToWidth ( sWidth, nParent )
{
if ( !sWidth || sWidth === null || sWidth === '' )
{
return 0;
}
- if ( typeof nParent == "undefined" )
+ if ( !nParent )
{
nParent = document.getElementsByTagName('body')[0];
}
var iWidth;
@@ -5481,25 +3510,26 @@
nParent.removeChild( nTmp );
return ( iWidth );
}
- /*
- * Function: _fnCalculateColumnWidths
- * Purpose: Calculate the width of columns for the table
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
+
+ /**
+ * Calculate the width of columns for the table
+ * @param {object} oSettings dataTables settings object
+ * @memberof DataTable#oApi
*/
function _fnCalculateColumnWidths ( oSettings )
{
var iTableWidth = oSettings.nTable.offsetWidth;
var iUserInputs = 0;
var iTmpWidth;
var iVisibleColumns = 0;
var iColums = oSettings.aoColumns.length;
var i, iIndex, iCorrector, iWidth;
var oHeaders = $('th', oSettings.nTHead);
+ var widthAttr = oSettings.nTable.getAttribute('width');
/* Convert any user input sizes into pixel sizes */
for ( i=0 ; i<iColums ; i++ )
{
if ( oSettings.aoColumns[i].bVisible )
@@ -5567,11 +3597,11 @@
var jqColSizing = $('thead th', nCalcTmp);
if ( jqColSizing.length === 0 )
{
jqColSizing = $('tbody tr:eq(0)>td', nCalcTmp);
}
-
+
/* Apply custom sizing to the cloned header */
var nThs = _fnGetUniqueThs( oSettings, nTheadClone );
iCorrector = 0;
for ( i=0 ; i<iColums ; i++ )
{
@@ -5587,11 +3617,11 @@
else
{
iCorrector++;
}
}
-
+
/* Find the biggest td for each column and put it into the table */
for ( i=0 ; i<iColums ; i++ )
{
if ( oSettings.aoColumns[i].bVisible )
{
@@ -5630,10 +3660,14 @@
}
else if ( oSettings.oScroll.sY !== "" )
{
nCalcTmp.style.width = _fnStringToCss( nWrapper.offsetWidth );
}
+ else if ( widthAttr )
+ {
+ nCalcTmp.style.width = _fnStringToCss( widthAttr );
+ }
nCalcTmp.style.visibility = "hidden";
/* Scrolling considerations */
_fnScrollingWidthAdjust( oSettings, nCalcTmp );
@@ -5644,11 +3678,11 @@
var oNodes = $("tbody tr:eq(0)", nCalcTmp).children();
if ( oNodes.length === 0 )
{
oNodes = _fnGetUniqueThs( oSettings, $('thead', nCalcTmp)[0] );
}
-
+
/* Browsers need a bit of a hand when a width is assigned to any columns when
* x-scrolling as they tend to collapse the table to the min-width, even if
* we sent the column widths. So we need to keep track of what the table width
* should be by summing the user given values, and the automatic values
*/
@@ -5670,15 +3704,15 @@
($(oNodes[iCorrector]).outerWidth() - $(oNodes[iCorrector]).width());
}
iCorrector++;
}
}
-
+
nCalcTmp.style.width = _fnStringToCss( iTotal );
oSettings.nTable.style.width = _fnStringToCss( iTotal );
}
-
+
iCorrector = 0;
for ( i=0 ; i<oSettings.aoColumns.length ; i++ )
{
if ( oSettings.aoColumns[i].bVisible )
{
@@ -5688,22 +3722,29 @@
oSettings.aoColumns[i].sWidth = _fnStringToCss( iWidth );
}
iCorrector++;
}
}
-
- oSettings.nTable.style.width = _fnStringToCss( $(nCalcTmp).outerWidth() );
+
+ var cssWidth = $(nCalcTmp).css('width');
+ oSettings.nTable.style.width = (cssWidth.indexOf('%') !== -1) ?
+ cssWidth : _fnStringToCss( $(nCalcTmp).outerWidth() );
nCalcTmp.parentNode.removeChild( nCalcTmp );
}
+
+ if ( widthAttr )
+ {
+ oSettings.nTable.style.width = _fnStringToCss( widthAttr );
+ }
}
- /*
- * Function: _fnScrollingWidthAdjust
- * Purpose: Adjust a table's width to take account of scrolling
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
- * node:n - table node
+
+ /**
+ * Adjust a table's width to take account of scrolling
+ * @param {object} oSettings dataTables settings object
+ * @param {node} n table node
+ * @memberof DataTable#oApi
*/
function _fnScrollingWidthAdjust ( oSettings, n )
{
if ( oSettings.oScroll.sX === "" && oSettings.oScroll.sY !== "" )
{
@@ -5718,40 +3759,42 @@
/* When x-scrolling both ways, fix the table at it's current size, without adjusting */
n.style.width = _fnStringToCss( $(n).outerWidth() );
}
}
- /*
- * Function: _fnGetWidestNode
- * Purpose: Get the widest node
- * Returns: string: - max strlens for each column
- * Inputs: object:oSettings - dataTables settings object
- * int:iCol - column of interest
+
+ /**
+ * Get the widest node
+ * @param {object} oSettings dataTables settings object
+ * @param {int} iCol column of interest
+ * @returns {string} max string length for each column
+ * @memberof DataTable#oApi
*/
function _fnGetWidestNode( oSettings, iCol )
{
var iMaxIndex = _fnGetMaxLenString( oSettings, iCol );
if ( iMaxIndex < 0 )
{
return null;
}
-
+
if ( oSettings.aoData[iMaxIndex].nTr === null )
{
var n = document.createElement('td');
n.innerHTML = _fnGetCellData( oSettings, iMaxIndex, iCol, '' );
return n;
}
return _fnGetTdNodes(oSettings, iMaxIndex)[iCol];
}
- /*
- * Function: _fnGetMaxLenString
- * Purpose: Get the maximum strlen for each data column
- * Returns: string: - max strlens for each column
- * Inputs: object:oSettings - dataTables settings object
- * int:iCol - column of interest
+
+ /**
+ * Get the maximum strlen for each data column
+ * @param {object} oSettings dataTables settings object
+ * @param {int} iCol column of interest
+ * @returns {string} max string length for each column
+ * @memberof DataTable#oApi
*/
function _fnGetMaxLenString( oSettings, iCol )
{
var iMax = -1;
var iMaxIndex = -1;
@@ -5768,16 +3811,17 @@
}
return iMaxIndex;
}
- /*
- * Function: _fnStringToCss
- * Purpose: Append a CSS unit (only if required) to a string
- * Returns: 0 if match, 1 if length is different, 2 if no match
- * Inputs: array:aArray1 - first array
- * array:aArray2 - second array
+
+ /**
+ * Append a CSS unit (only if required) to a string
+ * @param {array} aArray1 first array
+ * @param {array} aArray2 second array
+ * @returns {int} 0 if match, 1 if length is different, 2 if no match
+ * @memberof DataTable#oApi
*/
function _fnStringToCss( s )
{
if ( s === null )
{
@@ -5800,472 +3844,613 @@
return s;
}
return s+"px";
}
- /*
- * Function: _fnArrayCmp
- * Purpose: Compare two arrays
- * Returns: 0 if match, 1 if length is different, 2 if no match
- * Inputs: array:aArray1 - first array
- * array:aArray2 - second array
+
+ /**
+ * Get the width of a scroll bar in this browser being used
+ * @returns {int} width in pixels
+ * @memberof DataTable#oApi
*/
- function _fnArrayCmp( aArray1, aArray2 )
- {
- if ( aArray1.length != aArray2.length )
- {
- return 1;
- }
+ function _fnScrollBarWidth ()
+ {
+ var inner = document.createElement('p');
+ var style = inner.style;
+ style.width = "100%";
+ style.height = "200px";
+ style.padding = "0px";
- for ( var i=0 ; i<aArray1.length ; i++ )
+ var outer = document.createElement('div');
+ style = outer.style;
+ style.position = "absolute";
+ style.top = "0px";
+ style.left = "0px";
+ style.visibility = "hidden";
+ style.width = "200px";
+ style.height = "150px";
+ style.padding = "0px";
+ style.overflow = "hidden";
+ outer.appendChild(inner);
+
+ document.body.appendChild(outer);
+ var w1 = inner.offsetWidth;
+ outer.style.overflow = 'scroll';
+ var w2 = inner.offsetWidth;
+ if ( w1 == w2 )
{
- if ( aArray1[i] != aArray2[i] )
- {
- return 2;
- }
+ w2 = outer.clientWidth;
}
- return 0;
+ document.body.removeChild(outer);
+ return (w1 - w2);
}
- /*
- * Function: _fnDetectType
- * Purpose: Get the sort type based on an input string
- * Returns: string: - type (defaults to 'string' if no type can be detected)
- * Inputs: string:sData - data we wish to know the type of
- * Notes: This function makes use of the DataTables plugin objct _oExt
- * (.aTypes) such that new types can easily be added.
+
+
+ /**
+ * Change the order of the table
+ * @param {object} oSettings dataTables settings object
+ * @param {bool} bApplyClasses optional - should we apply classes or not
+ * @memberof DataTable#oApi
*/
- function _fnDetectType( sData )
+ function _fnSort ( oSettings, bApplyClasses )
{
- var aTypes = _oExt.aTypes;
- var iLen = aTypes.length;
+ var
+ i, iLen, j, jLen, k, kLen,
+ sDataType, nTh,
+ aaSort = [],
+ aiOrig = [],
+ oSort = DataTable.ext.oSort,
+ aoData = oSettings.aoData,
+ aoColumns = oSettings.aoColumns,
+ oAria = oSettings.oLanguage.oAria;
- for ( var i=0 ; i<iLen ; i++ )
+ /* No sorting required if server-side or no sorting array */
+ if ( !oSettings.oFeatures.bServerSide &&
+ (oSettings.aaSorting.length !== 0 || oSettings.aaSortingFixed !== null) )
{
- var sType = aTypes[i]( sData );
- if ( sType !== null )
+ aaSort = ( oSettings.aaSortingFixed !== null ) ?
+ oSettings.aaSortingFixed.concat( oSettings.aaSorting ) :
+ oSettings.aaSorting.slice();
+
+ /* If there is a sorting data type, and a function belonging to it, then we need to
+ * get the data from the developer's function and apply it for this column
+ */
+ for ( i=0 ; i<aaSort.length ; i++ )
{
- return sType;
+ var iColumn = aaSort[i][0];
+ var iVisColumn = _fnColumnIndexToVisible( oSettings, iColumn );
+ sDataType = oSettings.aoColumns[ iColumn ].sSortDataType;
+ if ( DataTable.ext.afnSortData[sDataType] )
+ {
+ var aData = DataTable.ext.afnSortData[sDataType].call(
+ oSettings.oInstance, oSettings, iColumn, iVisColumn
+ );
+ if ( aData.length === aoData.length )
+ {
+ for ( j=0, jLen=aoData.length ; j<jLen ; j++ )
+ {
+ _fnSetCellData( oSettings, j, iColumn, aData[j] );
+ }
+ }
+ else
+ {
+ _fnLog( oSettings, 0, "Returned data sort array (col "+iColumn+") is the wrong length" );
+ }
+ }
}
- }
-
- return 'string';
- }
+
+ /* Create a value - key array of the current row positions such that we can use their
+ * current position during the sort, if values match, in order to perform stable sorting
+ */
+ for ( i=0, iLen=oSettings.aiDisplayMaster.length ; i<iLen ; i++ )
+ {
+ aiOrig[ oSettings.aiDisplayMaster[i] ] = i;
+ }
- /*
- * Function: _fnSettingsFromNode
- * Purpose: Return the settings object for a particular table
- * Returns: object: Settings object - or null if not found
- * Inputs: node:nTable - table we are using as a dataTable
- */
- function _fnSettingsFromNode ( nTable )
- {
- for ( var i=0 ; i<_aoSettings.length ; i++ )
- {
- if ( _aoSettings[i].nTable == nTable )
+ /* Build an internal data array which is specific to the sort, so we can get and prep
+ * the data to be sorted only once, rather than needing to do it every time the sorting
+ * function runs. This make the sorting function a very simple comparison
+ */
+ var iSortLen = aaSort.length;
+ var fnSortFormat, aDataSort;
+ for ( i=0, iLen=aoData.length ; i<iLen ; i++ )
{
- return _aoSettings[i];
+ for ( j=0 ; j<iSortLen ; j++ )
+ {
+ aDataSort = aoColumns[ aaSort[j][0] ].aDataSort;
+
+ for ( k=0, kLen=aDataSort.length ; k<kLen ; k++ )
+ {
+ sDataType = aoColumns[ aDataSort[k] ].sType;
+ fnSortFormat = oSort[ (sDataType ? sDataType : 'string')+"-pre" ];
+
+ aoData[i]._aSortData[ aDataSort[k] ] = fnSortFormat ?
+ fnSortFormat( _fnGetCellData( oSettings, i, aDataSort[k], 'sort' ) ) :
+ _fnGetCellData( oSettings, i, aDataSort[k], 'sort' );
+ }
+ }
}
+
+ /* Do the sort - here we want multi-column sorting based on a given data source (column)
+ * and sorting function (from oSort) in a certain direction. It's reasonably complex to
+ * follow on it's own, but this is what we want (example two column sorting):
+ * fnLocalSorting = function(a,b){
+ * var iTest;
+ * iTest = oSort['string-asc']('data11', 'data12');
+ * if (iTest !== 0)
+ * return iTest;
+ * iTest = oSort['numeric-desc']('data21', 'data22');
+ * if (iTest !== 0)
+ * return iTest;
+ * return oSort['numeric-asc']( aiOrig[a], aiOrig[b] );
+ * }
+ * Basically we have a test for each sorting column, if the data in that column is equal,
+ * test the next column. If all columns match, then we use a numeric sort on the row
+ * positions in the original data array to provide a stable sort.
+ */
+ oSettings.aiDisplayMaster.sort( function ( a, b ) {
+ var k, l, lLen, iTest, aDataSort, sDataType;
+ for ( k=0 ; k<iSortLen ; k++ )
+ {
+ aDataSort = aoColumns[ aaSort[k][0] ].aDataSort;
+
+ for ( l=0, lLen=aDataSort.length ; l<lLen ; l++ )
+ {
+ sDataType = aoColumns[ aDataSort[l] ].sType;
+
+ iTest = oSort[ (sDataType ? sDataType : 'string')+"-"+aaSort[k][1] ](
+ aoData[a]._aSortData[ aDataSort[l] ],
+ aoData[b]._aSortData[ aDataSort[l] ]
+ );
+
+ if ( iTest !== 0 )
+ {
+ return iTest;
+ }
+ }
+ }
+
+ return oSort['numeric-asc']( aiOrig[a], aiOrig[b] );
+ } );
}
- return null;
- }
-
- /*
- * Function: _fnGetDataMaster
- * Purpose: Return an array with the full table data
- * Returns: array array:aData - Master data array
- * Inputs: object:oSettings - dataTables settings object
- */
- function _fnGetDataMaster ( oSettings )
- {
- var aData = [];
- var iLen = oSettings.aoData.length;
- for ( var i=0 ; i<iLen; i++ )
+ /* Alter the sorting classes to take account of the changes */
+ if ( (bApplyClasses === undefined || bApplyClasses) && !oSettings.oFeatures.bDeferRender )
{
- aData.push( oSettings.aoData[i]._aData );
+ _fnSortingClasses( oSettings );
}
- return aData;
- }
- /*
- * Function: _fnGetTrNodes
- * Purpose: Return an array with the TR nodes for the table
- * Returns: array: - TR array
- * Inputs: object:oSettings - dataTables settings object
- */
- function _fnGetTrNodes ( oSettings )
- {
- var aNodes = [];
- for ( var i=0, iLen=oSettings.aoData.length ; i<iLen ; i++ )
+ for ( i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )
{
- if ( oSettings.aoData[i].nTr !== null )
+ var sTitle = aoColumns[i].sTitle.replace( /<.*?>/g, "" );
+ nTh = aoColumns[i].nTh;
+ nTh.removeAttribute('aria-sort');
+ nTh.removeAttribute('aria-label');
+
+ /* In ARIA only the first sorting column can be marked as sorting - no multi-sort option */
+ if ( aoColumns[i].bSortable )
{
- aNodes.push( oSettings.aoData[i].nTr );
+ if ( aaSort.length > 0 && aaSort[0][0] == i )
+ {
+ nTh.setAttribute('aria-sort', aaSort[0][1]=="asc" ? "ascending" : "descending" );
+
+ var nextSort = (aoColumns[i].asSorting[ aaSort[0][2]+1 ]) ?
+ aoColumns[i].asSorting[ aaSort[0][2]+1 ] : aoColumns[i].asSorting[0];
+ nTh.setAttribute('aria-label', sTitle+
+ (nextSort=="asc" ? oAria.sSortAscending : oAria.sSortDescending) );
+ }
+ else
+ {
+ nTh.setAttribute('aria-label', sTitle+
+ (aoColumns[i].asSorting[0]=="asc" ? oAria.sSortAscending : oAria.sSortDescending) );
+ }
}
+ else
+ {
+ nTh.setAttribute('aria-label', sTitle);
+ }
}
- return aNodes;
- }
-
- /*
- * Function: _fnGetTdNodes
- * Purpose: Return an flat array with all TD nodes for the table, or row
- * Returns: array: - TD array
- * Inputs: object:oSettings - dataTables settings object
- * int:iIndividualRow - aoData index to get the nodes for - optional if not
- * given then the return array will contain all nodes for the table
- */
- function _fnGetTdNodes ( oSettings, iIndividualRow )
- {
- var anReturn = [];
- var iCorrector;
- var anTds;
- var iRow, iRows=oSettings.aoData.length,
- iColumn, iColumns, oData, sNodeName, iStart=0, iEnd=iRows;
- /* Allow the collection to be limited to just one row */
- if ( typeof iIndividualRow != 'undefined' )
+ /* Tell the draw function that we have sorted the data */
+ oSettings.bSorted = true;
+ $(oSettings.oInstance).trigger('sort', oSettings);
+
+ /* Copy the master data into the draw array and re-draw */
+ if ( oSettings.oFeatures.bFilter )
{
- iStart = iIndividualRow;
- iEnd = iIndividualRow+1;
+ /* _fnFilter() will redraw the table for us */
+ _fnFilterComplete( oSettings, oSettings.oPreviousSearch, 1 );
}
-
- for ( iRow=iStart ; iRow<iEnd ; iRow++ )
+ else
{
- oData = oSettings.aoData[iRow];
- if ( oData.nTr !== null )
+ oSettings.aiDisplay = oSettings.aiDisplayMaster.slice();
+ oSettings._iDisplayStart = 0; /* reset display back to page 0 */
+ _fnCalculateEnd( oSettings );
+ _fnDraw( oSettings );
+ }
+ }
+
+
+ /**
+ * Attach a sort handler (click) to a node
+ * @param {object} oSettings dataTables settings object
+ * @param {node} nNode node to attach the handler to
+ * @param {int} iDataIndex column sorting index
+ * @param {function} [fnCallback] callback function
+ * @memberof DataTable#oApi
+ */
+ function _fnSortAttachListener ( oSettings, nNode, iDataIndex, fnCallback )
+ {
+ _fnBindAction( nNode, {}, function (e) {
+ /* If the column is not sortable - don't to anything */
+ if ( oSettings.aoColumns[iDataIndex].bSortable === false )
{
- /* get the TD child nodes - taking into account text etc nodes */
- anTds = [];
- for ( iColumn=0, iColumns=oData.nTr.childNodes.length ; iColumn<iColumns ; iColumn++ )
+ return;
+ }
+
+ /*
+ * This is a little bit odd I admit... I declare a temporary function inside the scope of
+ * _fnBuildHead and the click handler in order that the code presented here can be used
+ * twice - once for when bProcessing is enabled, and another time for when it is
+ * disabled, as we need to perform slightly different actions.
+ * Basically the issue here is that the Javascript engine in modern browsers don't
+ * appear to allow the rendering engine to update the display while it is still executing
+ * it's thread (well - it does but only after long intervals). This means that the
+ * 'processing' display doesn't appear for a table sort. To break the js thread up a bit
+ * I force an execution break by using setTimeout - but this breaks the expected
+ * thread continuation for the end-developer's point of view (their code would execute
+ * too early), so we only do it when we absolutely have to.
+ */
+ var fnInnerSorting = function () {
+ var iColumn, iNextSort;
+
+ /* If the shift key is pressed then we are multiple column sorting */
+ if ( e.shiftKey )
{
- sNodeName = oData.nTr.childNodes[iColumn].nodeName.toLowerCase();
- if ( sNodeName == 'td' || sNodeName == 'th' )
+ /* Are we already doing some kind of sort on this column? */
+ var bFound = false;
+ for ( var i=0 ; i<oSettings.aaSorting.length ; i++ )
{
- anTds.push( oData.nTr.childNodes[iColumn] );
+ if ( oSettings.aaSorting[i][0] == iDataIndex )
+ {
+ bFound = true;
+ iColumn = oSettings.aaSorting[i][0];
+ iNextSort = oSettings.aaSorting[i][2]+1;
+
+ if ( !oSettings.aoColumns[iColumn].asSorting[iNextSort] )
+ {
+ /* Reached the end of the sorting options, remove from multi-col sort */
+ oSettings.aaSorting.splice( i, 1 );
+ }
+ else
+ {
+ /* Move onto next sorting direction */
+ oSettings.aaSorting[i][1] = oSettings.aoColumns[iColumn].asSorting[iNextSort];
+ oSettings.aaSorting[i][2] = iNextSort;
+ }
+ break;
+ }
}
+
+ /* No sort yet - add it in */
+ if ( bFound === false )
+ {
+ oSettings.aaSorting.push( [ iDataIndex,
+ oSettings.aoColumns[iDataIndex].asSorting[0], 0 ] );
+ }
}
-
- iCorrector = 0;
- for ( iColumn=0, iColumns=oSettings.aoColumns.length ; iColumn<iColumns ; iColumn++ )
+ else
{
- if ( oSettings.aoColumns[iColumn].bVisible )
+ /* If no shift key then single column sort */
+ if ( oSettings.aaSorting.length == 1 && oSettings.aaSorting[0][0] == iDataIndex )
{
- anReturn.push( anTds[iColumn-iCorrector] );
+ iColumn = oSettings.aaSorting[0][0];
+ iNextSort = oSettings.aaSorting[0][2]+1;
+ if ( !oSettings.aoColumns[iColumn].asSorting[iNextSort] )
+ {
+ iNextSort = 0;
+ }
+ oSettings.aaSorting[0][1] = oSettings.aoColumns[iColumn].asSorting[iNextSort];
+ oSettings.aaSorting[0][2] = iNextSort;
}
else
{
- anReturn.push( oData._anHidden[iColumn] );
- iCorrector++;
+ oSettings.aaSorting.splice( 0, oSettings.aaSorting.length );
+ oSettings.aaSorting.push( [ iDataIndex,
+ oSettings.aoColumns[iDataIndex].asSorting[0], 0 ] );
}
}
+
+ /* Run the sort */
+ _fnSort( oSettings );
+ }; /* /fnInnerSorting */
+
+ if ( !oSettings.oFeatures.bProcessing )
+ {
+ fnInnerSorting();
}
- }
-
- return anReturn;
+ else
+ {
+ _fnProcessingDisplay( oSettings, true );
+ setTimeout( function() {
+ fnInnerSorting();
+ if ( !oSettings.oFeatures.bServerSide )
+ {
+ _fnProcessingDisplay( oSettings, false );
+ }
+ }, 0 );
+ }
+
+ /* Call the user specified callback function - used for async user interaction */
+ if ( typeof fnCallback == 'function' )
+ {
+ fnCallback( oSettings );
+ }
+ } );
}
- /*
- * Function: _fnEscapeRegex
- * Purpose: scape a string stuch that it can be used in a regular expression
- * Returns: string: - escaped string
- * Inputs: string:sVal - string to escape
- */
- function _fnEscapeRegex ( sVal )
- {
- var acEscape = [ '/', '.', '*', '+', '?', '|', '(', ')', '[', ']', '{', '}', '\\', '$', '^' ];
- var reReplace = new RegExp( '(\\' + acEscape.join('|\\') + ')', 'g' );
- return sVal.replace(reReplace, '\\$1');
- }
- /*
- * Function: _fnDeleteIndex
- * Purpose: Take an array of integers (index array) and remove a target integer (value - not
- * the key!)
- * Returns: -
- * Inputs: a:array int - Index array to target
- * int:iTarget - value to find
+ /**
+ * Set the sorting classes on the header, Note: it is safe to call this function
+ * when bSort and bSortClasses are false
+ * @param {object} oSettings dataTables settings object
+ * @memberof DataTable#oApi
*/
- function _fnDeleteIndex( a, iTarget )
+ function _fnSortingClasses( oSettings )
{
- var iTargetIndex = -1;
+ var i, iLen, j, jLen, iFound;
+ var aaSort, sClass;
+ var iColumns = oSettings.aoColumns.length;
+ var oClasses = oSettings.oClasses;
- for ( var i=0, iLen=a.length ; i<iLen ; i++ )
+ for ( i=0 ; i<iColumns ; i++ )
{
- if ( a[i] == iTarget )
+ if ( oSettings.aoColumns[i].bSortable )
{
- iTargetIndex = i;
+ $(oSettings.aoColumns[i].nTh).removeClass( oClasses.sSortAsc +" "+ oClasses.sSortDesc +
+ " "+ oSettings.aoColumns[i].sSortingClass );
}
- else if ( a[i] > iTarget )
- {
- a[i]--;
- }
}
- if ( iTargetIndex != -1 )
+ if ( oSettings.aaSortingFixed !== null )
{
- a.splice( iTargetIndex, 1 );
+ aaSort = oSettings.aaSortingFixed.concat( oSettings.aaSorting );
}
- }
-
- /*
- * Function: _fnReOrderIndex
- * Purpose: Figure out how to reorder a display list
- * Returns: array int:aiReturn - index list for reordering
- * Inputs: object:oSettings - dataTables settings object
- */
- function _fnReOrderIndex ( oSettings, sColumns )
- {
- var aColumns = sColumns.split(',');
- var aiReturn = [];
+ else
+ {
+ aaSort = oSettings.aaSorting.slice();
+ }
- for ( var i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )
+ /* Apply the required classes to the header */
+ for ( i=0 ; i<oSettings.aoColumns.length ; i++ )
{
- for ( var j=0 ; j<iLen ; j++ )
+ if ( oSettings.aoColumns[i].bSortable )
{
- if ( oSettings.aoColumns[i].sName == aColumns[j] )
+ sClass = oSettings.aoColumns[i].sSortingClass;
+ iFound = -1;
+ for ( j=0 ; j<aaSort.length ; j++ )
{
- aiReturn.push( j );
- break;
+ if ( aaSort[j][0] == i )
+ {
+ sClass = ( aaSort[j][1] == "asc" ) ?
+ oClasses.sSortAsc : oClasses.sSortDesc;
+ iFound = j;
+ break;
+ }
}
+ $(oSettings.aoColumns[i].nTh).addClass( sClass );
+
+ if ( oSettings.bJUI )
+ {
+ /* jQuery UI uses extra markup */
+ var jqSpan = $("span."+oClasses.sSortIcon, oSettings.aoColumns[i].nTh);
+ jqSpan.removeClass(oClasses.sSortJUIAsc +" "+ oClasses.sSortJUIDesc +" "+
+ oClasses.sSortJUI +" "+ oClasses.sSortJUIAscAllowed +" "+ oClasses.sSortJUIDescAllowed );
+
+ var sSpanClass;
+ if ( iFound == -1 )
+ {
+ sSpanClass = oSettings.aoColumns[i].sSortingClassJUI;
+ }
+ else if ( aaSort[iFound][1] == "asc" )
+ {
+ sSpanClass = oClasses.sSortJUIAsc;
+ }
+ else
+ {
+ sSpanClass = oClasses.sSortJUIDesc;
+ }
+
+ jqSpan.addClass( sSpanClass );
+ }
}
+ else
+ {
+ /* No sorting on this column, so add the base class. This will have been assigned by
+ * _fnAddColumn
+ */
+ $(oSettings.aoColumns[i].nTh).addClass( oSettings.aoColumns[i].sSortingClass );
+ }
}
- return aiReturn;
- }
-
- /*
- * Function: _fnColumnOrdering
- * Purpose: Get the column ordering that DataTables expects
- * Returns: string: - comma separated list of names
- * Inputs: object:oSettings - dataTables settings object
- */
- function _fnColumnOrdering ( oSettings )
- {
- var sNames = '';
- for ( var i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )
- {
- sNames += oSettings.aoColumns[i].sName+',';
- }
- if ( sNames.length == iLen )
- {
- return "";
- }
- return sNames.slice(0, -1);
- }
-
- /*
- * Function: _fnLog
- * Purpose: Log an error message
- * Returns: -
- * Inputs: int:iLevel - log error messages, or display them to the user
- * string:sMesg - error message
- */
- function _fnLog( oSettings, iLevel, sMesg )
- {
- var sAlert = oSettings.sTableId === "" ?
- "DataTables warning: " +sMesg :
- "DataTables warning (table id = '"+oSettings.sTableId+"'): " +sMesg;
+ /*
+ * Apply the required classes to the table body
+ * Note that this is given as a feature switch since it can significantly slow down a sort
+ * on large data sets (adding and removing of classes is always slow at the best of times..)
+ * Further to this, note that this code is admittedly fairly ugly. It could be made a lot
+ * simpler using jQuery selectors and add/removeClass, but that is significantly slower
+ * (on the order of 5 times slower) - hence the direct DOM manipulation here.
+ * Note that for deferred drawing we do use jQuery - the reason being that taking the first
+ * row found to see if the whole column needs processed can miss classes since the first
+ * column might be new.
+ */
+ sClass = oClasses.sSortColumn;
- if ( iLevel === 0 )
+ if ( oSettings.oFeatures.bSort && oSettings.oFeatures.bSortClasses )
{
- if ( _oExt.sErrMode == 'alert' )
+ var nTds = _fnGetTdNodes( oSettings );
+
+ /* Remove the old classes */
+ if ( oSettings.oFeatures.bDeferRender )
{
- alert( sAlert );
+ $(nTds).removeClass(sClass+'1 '+sClass+'2 '+sClass+'3');
}
- else
+ else if ( nTds.length >= iColumns )
{
- throw sAlert;
+ for ( i=0 ; i<iColumns ; i++ )
+ {
+ if ( nTds[i].className.indexOf(sClass+"1") != -1 )
+ {
+ for ( j=0, jLen=(nTds.length/iColumns) ; j<jLen ; j++ )
+ {
+ nTds[(iColumns*j)+i].className =
+ $.trim( nTds[(iColumns*j)+i].className.replace( sClass+"1", "" ) );
+ }
+ }
+ else if ( nTds[i].className.indexOf(sClass+"2") != -1 )
+ {
+ for ( j=0, jLen=(nTds.length/iColumns) ; j<jLen ; j++ )
+ {
+ nTds[(iColumns*j)+i].className =
+ $.trim( nTds[(iColumns*j)+i].className.replace( sClass+"2", "" ) );
+ }
+ }
+ else if ( nTds[i].className.indexOf(sClass+"3") != -1 )
+ {
+ for ( j=0, jLen=(nTds.length/iColumns) ; j<jLen ; j++ )
+ {
+ nTds[(iColumns*j)+i].className =
+ $.trim( nTds[(iColumns*j)+i].className.replace( " "+sClass+"3", "" ) );
+ }
+ }
+ }
}
- return;
+
+ /* Add the new classes to the table */
+ var iClass = 1, iTargetCol;
+ for ( i=0 ; i<aaSort.length ; i++ )
+ {
+ iTargetCol = parseInt( aaSort[i][0], 10 );
+ for ( j=0, jLen=(nTds.length/iColumns) ; j<jLen ; j++ )
+ {
+ nTds[(iColumns*j)+iTargetCol].className += " "+sClass+iClass;
+ }
+
+ if ( iClass < 3 )
+ {
+ iClass++;
+ }
+ }
}
- else if ( typeof console != 'undefined' && typeof console.log != 'undefined' )
- {
- console.log( sAlert );
- }
}
- /*
- * Function: _fnClearTable
- * Purpose: Nuke the table
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
- */
- function _fnClearTable( oSettings )
- {
- oSettings.aoData.splice( 0, oSettings.aoData.length );
- oSettings.aiDisplayMaster.splice( 0, oSettings.aiDisplayMaster.length );
- oSettings.aiDisplay.splice( 0, oSettings.aiDisplay.length );
- _fnCalculateEnd( oSettings );
- }
- /*
- * Function: _fnSaveState
- * Purpose: Save the state of a table in a cookie such that the page can be reloaded
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
+
+ /**
+ * Save the state of a table in a cookie such that the page can be reloaded
+ * @param {object} oSettings dataTables settings object
+ * @memberof DataTable#oApi
*/
function _fnSaveState ( oSettings )
{
- if ( !oSettings.oFeatures.bStateSave || typeof oSettings.bDestroying != 'undefined' )
+ if ( !oSettings.oFeatures.bStateSave || oSettings.bDestroying )
{
return;
}
-
+
/* Store the interesting variables */
- var i, iLen, sTmp;
- var sValue = "{";
- sValue += '"iCreate":'+ new Date().getTime()+',';
- sValue += '"iStart":'+ (oSettings.oScroll.bInfinite ? 0 : oSettings._iDisplayStart)+',';
- sValue += '"iEnd":'+ (oSettings.oScroll.bInfinite ? oSettings._iDisplayLength : oSettings._iDisplayEnd)+',';
- sValue += '"iLength":'+ oSettings._iDisplayLength+',';
- sValue += '"sFilter":"'+ encodeURIComponent(oSettings.oPreviousSearch.sSearch)+'",';
- sValue += '"sFilterEsc":'+ !oSettings.oPreviousSearch.bRegex+',';
-
- sValue += '"aaSorting":[ ';
- for ( i=0 ; i<oSettings.aaSorting.length ; i++ )
+ var i, iLen, bInfinite=oSettings.oScroll.bInfinite;
+ var oState = {
+ "iCreate": new Date().getTime(),
+ "iStart": (bInfinite ? 0 : oSettings._iDisplayStart),
+ "iEnd": (bInfinite ? oSettings._iDisplayLength : oSettings._iDisplayEnd),
+ "iLength": oSettings._iDisplayLength,
+ "aaSorting": $.extend( true, [], oSettings.aaSorting ),
+ "oSearch": $.extend( true, {}, oSettings.oPreviousSearch ),
+ "aoSearchCols": $.extend( true, [], oSettings.aoPreSearchCols ),
+ "abVisCols": []
+ };
+
+ for ( i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )
{
- sValue += '['+oSettings.aaSorting[i][0]+',"'+oSettings.aaSorting[i][1]+'"],';
+ oState.abVisCols.push( oSettings.aoColumns[i].bVisible );
}
- sValue = sValue.substring(0, sValue.length-1);
- sValue += "],";
+
+ _fnCallbackFire( oSettings, "aoStateSaveParams", 'stateSaveParams', [oSettings, oState] );
- sValue += '"aaSearchCols":[ ';
- for ( i=0 ; i<oSettings.aoPreSearchCols.length ; i++ )
- {
- sValue += '["'+encodeURIComponent(oSettings.aoPreSearchCols[i].sSearch)+
- '",'+!oSettings.aoPreSearchCols[i].bRegex+'],';
- }
- sValue = sValue.substring(0, sValue.length-1);
- sValue += "],";
-
- sValue += '"abVisCols":[ ';
- for ( i=0 ; i<oSettings.aoColumns.length ; i++ )
- {
- sValue += oSettings.aoColumns[i].bVisible+",";
- }
- sValue = sValue.substring(0, sValue.length-1);
- sValue += "]";
-
- /* Save state from any plug-ins */
- for ( i=0, iLen=oSettings.aoStateSave.length ; i<iLen ; i++ )
- {
- sTmp = oSettings.aoStateSave[i].fn( oSettings, sValue );
- if ( sTmp !== "" )
- {
- sValue = sTmp;
- }
- }
-
- sValue += "}";
-
- _fnCreateCookie( oSettings.sCookiePrefix+oSettings.sInstance, sValue,
- oSettings.iCookieDuration, oSettings.sCookiePrefix, oSettings.fnCookieCallback );
+ oSettings.fnStateSave.call( oSettings.oInstance, oSettings, oState );
}
- /*
- * Function: _fnLoadState
- * Purpose: Attempt to load a saved table state from a cookie
- * Returns: -
- * Inputs: object:oSettings - dataTables settings object
- * object:oInit - DataTables init object so we can override settings
+
+ /**
+ * Attempt to load a saved table state from a cookie
+ * @param {object} oSettings dataTables settings object
+ * @param {object} oInit DataTables init object so we can override settings
+ * @memberof DataTable#oApi
*/
function _fnLoadState ( oSettings, oInit )
{
if ( !oSettings.oFeatures.bStateSave )
{
return;
}
+
+ var oData = oSettings.fnStateLoad.call( oSettings.oInstance, oSettings );
+ if ( !oData )
+ {
+ return;
+ }
- var oData, i, iLen;
- var sData = _fnReadCookie( oSettings.sCookiePrefix+oSettings.sInstance );
- if ( sData !== null && sData !== '' )
+ /* Allow custom and plug-in manipulation functions to alter the saved data set and
+ * cancelling of loading by returning false
+ */
+ var abStateLoad = _fnCallbackFire( oSettings, 'aoStateLoadParams', 'stateLoadParams', [oSettings, oData] );
+ if ( $.inArray( false, abStateLoad ) !== -1 )
{
- /* Try/catch the JSON eval - if it is bad then we ignore it - note that 1.7.0 and before
- * incorrectly used single quotes for some strings - hence the replace below
- */
- try
- {
- oData = (typeof $.parseJSON == 'function') ?
- $.parseJSON( sData.replace(/'/g, '"') ) : eval( '('+sData+')' );
- }
- catch( e )
- {
- return;
- }
-
- /* Allow custom and plug-in manipulation functions to alter the data set which was
- * saved, and also reject any saved state by returning false
- */
- for ( i=0, iLen=oSettings.aoStateLoad.length ; i<iLen ; i++ )
- {
- if ( !oSettings.aoStateLoad[i].fn( oSettings, oData ) )
- {
- return;
- }
- }
-
- /* Store the saved state so it might be accessed at any time (particualrly a plug-in */
- oSettings.oLoadedState = $.extend( true, {}, oData );
-
- /* Restore key features */
- oSettings._iDisplayStart = oData.iStart;
- oSettings.iInitDisplayStart = oData.iStart;
- oSettings._iDisplayEnd = oData.iEnd;
- oSettings._iDisplayLength = oData.iLength;
- oSettings.oPreviousSearch.sSearch = decodeURIComponent(oData.sFilter);
- oSettings.aaSorting = oData.aaSorting.slice();
- oSettings.saved_aaSorting = oData.aaSorting.slice();
-
- /*
- * Search filtering - global reference added in 1.4.1
- * Note that we use a 'not' for the value of the regular expression indicator to maintain
- * compatibility with pre 1.7 versions, where this was basically inverted. Added in 1.7.0
- */
- if ( typeof oData.sFilterEsc != 'undefined' )
- {
- oSettings.oPreviousSearch.bRegex = !oData.sFilterEsc;
- }
-
- /* Column filtering - added in 1.5.0 beta 6 */
- if ( typeof oData.aaSearchCols != 'undefined' )
- {
- for ( i=0 ; i<oData.aaSearchCols.length ; i++ )
- {
- oSettings.aoPreSearchCols[i] = {
- "sSearch": decodeURIComponent(oData.aaSearchCols[i][0]),
- "bRegex": !oData.aaSearchCols[i][1]
- };
- }
- }
-
- /* Column visibility state - added in 1.5.0 beta 10 */
- if ( typeof oData.abVisCols != 'undefined' )
- {
- /* Pass back visibiliy settings to the init handler, but to do not here override
- * the init object that the user might have passed in
- */
- oInit.saved_aoColumns = [];
- for ( i=0 ; i<oData.abVisCols.length ; i++ )
- {
- oInit.saved_aoColumns[i] = {};
- oInit.saved_aoColumns[i].bVisible = oData.abVisCols[i];
- }
- }
+ return;
}
+
+ /* Store the saved state so it might be accessed at any time */
+ oSettings.oLoadedState = $.extend( true, {}, oData );
+
+ /* Restore key features */
+ oSettings._iDisplayStart = oData.iStart;
+ oSettings.iInitDisplayStart = oData.iStart;
+ oSettings._iDisplayEnd = oData.iEnd;
+ oSettings._iDisplayLength = oData.iLength;
+ oSettings.aaSorting = oData.aaSorting.slice();
+ oSettings.saved_aaSorting = oData.aaSorting.slice();
+
+ /* Search filtering */
+ $.extend( oSettings.oPreviousSearch, oData.oSearch );
+ $.extend( true, oSettings.aoPreSearchCols, oData.aoSearchCols );
+
+ /* Column visibility state
+ * Pass back visibility settings to the init handler, but to do not here override
+ * the init object that the user might have passed in
+ */
+ oInit.saved_aoColumns = [];
+ for ( var i=0 ; i<oData.abVisCols.length ; i++ )
+ {
+ oInit.saved_aoColumns[i] = {};
+ oInit.saved_aoColumns[i].bVisible = oData.abVisCols[i];
+ }
+
+ _fnCallbackFire( oSettings, 'aoStateLoaded', 'stateLoaded', [oSettings, oData] );
}
- /*
- * Function: _fnCreateCookie
- * Purpose: Create a new cookie with a value to store the state of a table
- * Returns: -
- * Inputs: string:sName - name of the cookie to create
- * string:sValue - the value the cookie should take
- * int:iSecs - duration of the cookie
- * string:sBaseName - sName is made up of the base + file name - this is the base
- * function:fnCallback - User definable function to modify the cookie
+
+ /**
+ * Create a new cookie with a value to store the state of a table
+ * @param {string} sName name of the cookie to create
+ * @param {string} sValue the value the cookie should take
+ * @param {int} iSecs duration of the cookie
+ * @param {string} sBaseName sName is made up of the base + file name - this is the base
+ * @param {function} fnCallback User definable function to modify the cookie
+ * @memberof DataTable#oApi
*/
function _fnCreateCookie ( sName, sValue, iSecs, sBaseName, fnCallback )
{
var date = new Date();
date.setTime( date.getTime()+(iSecs*1000) );
@@ -6280,11 +4465,11 @@
var sNameFile = sName + '_' + aParts.pop().replace(/[\/:]/g,"").toLowerCase();
var sFullCookie, oData;
if ( fnCallback !== null )
{
- oData = (typeof $.parseJSON == 'function') ?
+ oData = (typeof $.parseJSON === 'function') ?
$.parseJSON( sValue ) : eval( '('+sValue+')' );
sFullCookie = fnCallback( sNameFile, oData, date.toGMTString(),
aParts.join('/')+"/" );
}
else
@@ -6310,11 +4495,11 @@
/* It's a DataTables cookie, so eval it and check the time stamp */
var aSplitCookie = aCookies[i].split('=');
try { oData = eval( '('+decodeURIComponent(aSplitCookie[1])+')' ); }
catch( e ) { continue; }
- if ( typeof oData.iCreate != 'undefined' && oData.iCreate < iOldTime )
+ if ( oData.iCreate && oData.iCreate < iOldTime )
{
sOldName = aSplitCookie[0];
iOldTime = oData.iCreate;
}
}
@@ -6328,15 +4513,16 @@
}
document.cookie = sFullCookie;
}
- /*
- * Function: _fnReadCookie
- * Purpose: Read an old cookie to get a cookie with an old table state
- * Returns: string: - contents of the cookie - or null if no cookie with that name found
- * Inputs: string:sName - name of the cookie to read
+
+ /**
+ * Read an old cookie to get a cookie with an old table state
+ * @param {string} sName name of the cookie to read
+ * @returns {string} contents of the cookie - or null if no cookie with that name found
+ * @memberof DataTable#oApi
*/
function _fnReadCookie ( sName )
{
var
aParts = window.location.pathname.split('/'),
@@ -6358,797 +4544,2041 @@
}
}
return null;
}
- /*
- * Function: _fnDetectHeader
- * Purpose: Use the DOM source to create up an array of header cells. The idea here is to
- * create a layout grid (array) of rows x columns, which contains a reference
- * to the cell that that point in the grid (regardless of col/rowspan), such that
- * any column / row could be removed and the new grid constructed
- * Returns: void
- * Outputs: array object:aLayout - Array to store the calculated layout in
- * Inputs: node:nThead - The header/footer element for the table
+
+
+ /**
+ * Return the settings object for a particular table
+ * @param {node} nTable table we are using as a dataTable
+ * @returns {object} Settings object - or null if not found
+ * @memberof DataTable#oApi
*/
- function _fnDetectHeader ( aLayout, nThead )
+ function _fnSettingsFromNode ( nTable )
{
- var nTrs = nThead.getElementsByTagName('tr');
- var nCell;
- var i, j, k, l, iLen, jLen, iColShifted;
- var fnShiftCol = function ( a, i, j ) {
- while ( typeof a[i][j] != 'undefined' ) {
- j++;
+ for ( var i=0 ; i<DataTable.settings.length ; i++ )
+ {
+ if ( DataTable.settings[i].nTable === nTable )
+ {
+ return DataTable.settings[i];
}
- return j;
- };
-
- aLayout.splice( 0, aLayout.length );
+ }
- /* We know how many rows there are in the layout - so prep it */
- for ( i=0, iLen=nTrs.length ; i<iLen ; i++ )
+ return null;
+ }
+
+
+ /**
+ * Return an array with the TR nodes for the table
+ * @param {object} oSettings dataTables settings object
+ * @returns {array} TR array
+ * @memberof DataTable#oApi
+ */
+ function _fnGetTrNodes ( oSettings )
+ {
+ var aNodes = [];
+ var aoData = oSettings.aoData;
+ for ( var i=0, iLen=aoData.length ; i<iLen ; i++ )
{
- aLayout.push( [] );
+ if ( aoData[i].nTr !== null )
+ {
+ aNodes.push( aoData[i].nTr );
+ }
}
+ return aNodes;
+ }
+
+
+ /**
+ * Return an flat array with all TD nodes for the table, or row
+ * @param {object} oSettings dataTables settings object
+ * @param {int} [iIndividualRow] aoData index to get the nodes for - optional
+ * if not given then the return array will contain all nodes for the table
+ * @returns {array} TD array
+ * @memberof DataTable#oApi
+ */
+ function _fnGetTdNodes ( oSettings, iIndividualRow )
+ {
+ var anReturn = [];
+ var iCorrector;
+ var anTds;
+ var iRow, iRows=oSettings.aoData.length,
+ iColumn, iColumns, oData, sNodeName, iStart=0, iEnd=iRows;
- /* Calculate a layout array */
- for ( i=0, iLen=nTrs.length ; i<iLen ; i++ )
+ /* Allow the collection to be limited to just one row */
+ if ( iIndividualRow !== undefined )
{
- var iColumn = 0;
-
- /* For every cell in the row... */
- for ( j=0, jLen=nTrs[i].childNodes.length ; j<jLen ; j++ )
+ iStart = iIndividualRow;
+ iEnd = iIndividualRow+1;
+ }
+
+ for ( iRow=iStart ; iRow<iEnd ; iRow++ )
+ {
+ oData = oSettings.aoData[iRow];
+ if ( oData.nTr !== null )
{
- nCell = nTrs[i].childNodes[j];
-
- if ( nCell.nodeName.toUpperCase() == "TD" ||
- nCell.nodeName.toUpperCase() == "TH" )
+ /* get the TD child nodes - taking into account text etc nodes */
+ anTds = [];
+ for ( iColumn=0, iColumns=oData.nTr.childNodes.length ; iColumn<iColumns ; iColumn++ )
{
- /* Get the col and rowspan attributes from the DOM and sanitise them */
- var iColspan = nCell.getAttribute('colspan') * 1;
- var iRowspan = nCell.getAttribute('rowspan') * 1;
- iColspan = (!iColspan || iColspan===0 || iColspan===1) ? 1 : iColspan;
- iRowspan = (!iRowspan || iRowspan===0 || iRowspan===1) ? 1 : iRowspan;
-
- /* There might be colspan cells already in this row, so shift our target
- * accordingly
- */
- iColShifted = fnShiftCol( aLayout, i, iColumn );
-
- /* If there is col / rowspan, copy the information into the layout grid */
- for ( l=0 ; l<iColspan ; l++ )
+ sNodeName = oData.nTr.childNodes[iColumn].nodeName.toLowerCase();
+ if ( sNodeName == 'td' || sNodeName == 'th' )
{
- for ( k=0 ; k<iRowspan ; k++ )
- {
- aLayout[i+k][iColShifted+l] = {
- "cell": nCell,
- "unique": iColspan == 1 ? true : false
- };
- aLayout[i+k].nTr = nTrs[i];
- }
+ anTds.push( oData.nTr.childNodes[iColumn] );
}
}
+
+ iCorrector = 0;
+ for ( iColumn=0, iColumns=oSettings.aoColumns.length ; iColumn<iColumns ; iColumn++ )
+ {
+ if ( oSettings.aoColumns[iColumn].bVisible )
+ {
+ anReturn.push( anTds[iColumn-iCorrector] );
+ }
+ else
+ {
+ anReturn.push( oData._anHidden[iColumn] );
+ iCorrector++;
+ }
+ }
}
}
+
+ return anReturn;
}
- /*
- * Function: _fnGetUniqueThs
- * Purpose: Get an array of unique th elements, one for each column
- * Returns: array node:aReturn - list of unique ths
- * Inputs: object:oSettings - dataTables settings object
- * node:nHeader - automatically detect the layout from this node - optional
- * array object:aLayout - thead/tfoot layout from _fnDetectHeader - optional
+
+ /**
+ * Log an error message
+ * @param {object} oSettings dataTables settings object
+ * @param {int} iLevel log error messages, or display them to the user
+ * @param {string} sMesg error message
+ * @memberof DataTable#oApi
*/
- function _fnGetUniqueThs ( oSettings, nHeader, aLayout )
+ function _fnLog( oSettings, iLevel, sMesg )
{
- var aReturn = [];
- if ( typeof aLayout == 'undefined' )
+ var sAlert = (oSettings===null) ?
+ "DataTables warning: "+sMesg :
+ "DataTables warning (table id = '"+oSettings.sTableId+"'): "+sMesg;
+
+ if ( iLevel === 0 )
{
- aLayout = oSettings.aoHeader;
- if ( typeof nHeader != 'undefined' )
+ if ( DataTable.ext.sErrMode == 'alert' )
{
- aLayout = [];
- _fnDetectHeader( aLayout, nHeader );
+ alert( sAlert );
}
- }
-
- for ( var i=0, iLen=aLayout.length ; i<iLen ; i++ )
- {
- for ( var j=0, jLen=aLayout[i].length ; j<jLen ; j++ )
+ else
{
- if ( aLayout[i][j].unique &&
- (typeof aReturn[j] == 'undefined' || !oSettings.bSortCellsTop) )
- {
- aReturn[j] = aLayout[i][j].cell;
- }
+ throw new Error(sAlert);
}
+ return;
}
-
- return aReturn;
+ else if ( window.console && console.log )
+ {
+ console.log( sAlert );
+ }
}
- /*
- * Function: _fnScrollBarWidth
- * Purpose: Get the width of a scroll bar in this browser being used
- * Returns: int: - width in pixels
- * Inputs: -
- * Notes: All credit for this function belongs to Alexandre Gomes. Thanks for sharing!
- * http://www.alexandre-gomes.com/?p=115
+
+ /**
+ * See if a property is defined on one object, if so assign it to the other object
+ * @param {object} oRet target object
+ * @param {object} oSrc source object
+ * @param {string} sName property
+ * @param {string} [sMappedName] name to map too - optional, sName used if not given
+ * @memberof DataTable#oApi
*/
- function _fnScrollBarWidth ()
- {
- var inner = document.createElement('p');
- var style = inner.style;
- style.width = "100%";
- style.height = "200px";
-
- var outer = document.createElement('div');
- style = outer.style;
- style.position = "absolute";
- style.top = "0px";
- style.left = "0px";
- style.visibility = "hidden";
- style.width = "200px";
- style.height = "150px";
- style.overflow = "hidden";
- outer.appendChild(inner);
-
- document.body.appendChild(outer);
- var w1 = inner.offsetWidth;
- outer.style.overflow = 'scroll';
- var w2 = inner.offsetWidth;
- if ( w1 == w2 )
+ function _fnMap( oRet, oSrc, sName, sMappedName )
+ {
+ if ( sMappedName === undefined )
{
- w2 = outer.clientWidth;
+ sMappedName = sName;
}
-
- document.body.removeChild(outer);
- return (w1 - w2);
+ if ( oSrc[sName] !== undefined )
+ {
+ oRet[sMappedName] = oSrc[sName];
+ }
}
- /*
- * Function: _fnApplyToChildren
- * Purpose: Apply a given function to the display child nodes of an element array (typically
- * TD children of TR rows
- * Returns: - (done by reference)
- * Inputs: function:fn - Method to apply to the objects
- * array nodes:an1 - List of elements to look through for display children
- * array nodes:an2 - Another list (identical structure to the first) - optional
+
+ /**
+ * Extend objects - very similar to jQuery.extend, but deep copy objects, and shallow
+ * copy arrays. The reason we need to do this, is that we don't want to deep copy array
+ * init values (such as aaSorting) since the dev wouldn't be able to override them, but
+ * we do want to deep copy arrays.
+ * @param {object} oOut Object to extend
+ * @param {object} oExtender Object from which the properties will be applied to oOut
+ * @returns {object} oOut Reference, just for convenience - oOut === the return.
+ * @memberof DataTable#oApi
+ * @todo This doesn't take account of arrays inside the deep copied objects.
*/
- function _fnApplyToChildren( fn, an1, an2 )
+ function _fnExtend( oOut, oExtender )
{
- for ( var i=0, iLen=an1.length ; i<iLen ; i++ )
+ var val;
+
+ for ( var prop in oExtender )
{
- for ( var j=0, jLen=an1[i].childNodes.length ; j<jLen ; j++ )
+ if ( oExtender.hasOwnProperty(prop) )
{
- if ( an1[i].childNodes[j].nodeType == 1 )
+ val = oExtender[prop];
+
+ if ( typeof oInit[prop] === 'object' && val !== null && $.isArray(val) === false )
{
- if ( typeof an2 != 'undefined' )
- {
- fn( an1[i].childNodes[j], an2[i].childNodes[j] );
- }
- else
- {
- fn( an1[i].childNodes[j] );
- }
+ $.extend( true, oOut[prop], val );
}
+ else
+ {
+ oOut[prop] = val;
+ }
}
}
+
+ return oOut;
}
- /*
- * Function: _fnMap
- * Purpose: See if a property is defined on one object, if so assign it to the other object
- * Returns: - (done by reference)
- * Inputs: object:oRet - target object
- * object:oSrc - source object
- * string:sName - property
- * string:sMappedName - name to map too - optional, sName used if not given
+
+ /**
+ * Bind an event handers to allow a click or return key to activate the callback.
+ * This is good for accessibility since a return on the keyboard will have the
+ * same effect as a click, if the element has focus.
+ * @param {element} n Element to bind the action to
+ * @param {object} oData Data object to pass to the triggered function
+ * @param {function} fn Callback function for when the event is triggered
+ * @memberof DataTable#oApi
*/
- function _fnMap( oRet, oSrc, sName, sMappedName )
+ function _fnBindAction( n, oData, fn )
{
- if ( typeof sMappedName == 'undefined' )
+ $(n)
+ .bind( 'click.DT', oData, function (e) {
+ n.blur(); // Remove focus outline for mouse users
+ fn(e);
+ } )
+ .bind( 'keypress.DT', oData, function (e){
+ if ( e.which === 13 ) {
+ fn(e);
+ } } )
+ .bind( 'selectstart.DT', function () {
+ /* Take the brutal approach to cancelling text selection */
+ return false;
+ } );
+ }
+
+
+ /**
+ * Register a callback function. Easily allows a callback function to be added to
+ * an array store of callback functions that can then all be called together.
+ * @param {object} oSettings dataTables settings object
+ * @param {string} sStore Name of the array storage for the callbacks in oSettings
+ * @param {function} fn Function to be called back
+ * @param {string} sName Identifying name for the callback (i.e. a label)
+ * @memberof DataTable#oApi
+ */
+ function _fnCallbackReg( oSettings, sStore, fn, sName )
+ {
+ if ( fn )
{
- sMappedName = sName;
+ oSettings[sStore].push( {
+ "fn": fn,
+ "sName": sName
+ } );
}
- if ( typeof oSrc[sName] != 'undefined' )
- {
- oRet[sMappedName] = oSrc[sName];
- }
}
- /*
- * Function: _fnGetRowData
- * Purpose: Get an array of data for a given row from the internal data cache
- * Returns: array: - Data array
- * Inputs: object:oSettings - dataTables settings object
- * int:iRow - aoData row id
- * string:sSpecific - data get type ('type' 'filter' 'sort')
+
+ /**
+ * Fire callback functions and trigger events. Note that the loop over the callback
+ * array store is done backwards! Further note that you do not want to fire off triggers
+ * in time sensitive applications (for example cell creation) as its slow.
+ * @param {object} oSettings dataTables settings object
+ * @param {string} sStore Name of the array storage for the callbacks in oSettings
+ * @param {string} sTrigger Name of the jQuery custom event to trigger. If null no trigger
+ * is fired
+ * @param {array} aArgs Array of arguments to pass to the callback function / trigger
+ * @memberof DataTable#oApi
*/
- function _fnGetRowData( oSettings, iRow, sSpecific )
+ function _fnCallbackFire( oSettings, sStore, sTrigger, aArgs )
{
- var out = [];
- for ( var i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )
+ var aoStore = oSettings[sStore];
+ var aRet =[];
+
+ for ( var i=aoStore.length-1 ; i>=0 ; i-- )
{
- out.push( _fnGetCellData( oSettings, iRow, i, sSpecific ) );
+ aRet.push( aoStore[i].fn.apply( oSettings.oInstance, aArgs ) );
}
- return out;
+
+ if ( sTrigger !== null )
+ {
+ $(oSettings.oInstance).trigger(sTrigger, aArgs);
+ }
+
+ return aRet;
}
- /*
- * Function: _fnGetCellData
- * Purpose: Get the data for a given cell from the internal cache, taking into account data mapping
- * Returns: *: - Cell data
- * Inputs: object:oSettings - dataTables settings object
- * int:iRow - aoData row id
- * int:iCol - Column index
- * string:sSpecific - data get type ('display', 'type' 'filter' 'sort')
+
+ /**
+ * JSON stringify. If JSON.stringify it provided by the browser, json2.js or any other
+ * library, then we use that as it is fast, safe and accurate. If the function isn't
+ * available then we need to built it ourselves - the inspiration for this function comes
+ * from Craig Buckler ( http://www.sitepoint.com/javascript-json-serialization/ ). It is
+ * not perfect and absolutely should not be used as a replacement to json2.js - but it does
+ * do what we need, without requiring a dependency for DataTables.
+ * @param {object} o JSON object to be converted
+ * @returns {string} JSON string
+ * @memberof DataTable#oApi
*/
- function _fnGetCellData( oSettings, iRow, iCol, sSpecific )
+ var _fnJsonString = (window.JSON) ? JSON.stringify : function( o )
{
- var sData;
- var oCol = oSettings.aoColumns[iCol];
- var oData = oSettings.aoData[iRow]._aData;
-
- if ( (sData=oCol.fnGetData( oData )) === undefined )
+ /* Not an object or array */
+ var sType = typeof o;
+ if (sType !== "object" || o === null)
{
- if ( oSettings.iDrawError != oSettings.iDraw && oCol.sDefaultContent === null )
+ // simple data type
+ if (sType === "string")
{
- _fnLog( oSettings, 0, "Requested unknown parameter '"+oCol.mDataProp+
- "' from the data source for row "+iRow );
- oSettings.iDrawError = oSettings.iDraw;
+ o = '"'+o+'"';
}
- return oCol.sDefaultContent;
+ return o+"";
}
-
- /* When the data source is null, we can use default column data */
- if ( sData === null && oCol.sDefaultContent !== null )
+
+ /* If object or array, need to recurse over it */
+ var
+ sProp, mValue,
+ json = [],
+ bArr = $.isArray(o);
+
+ for (sProp in o)
{
- sData = oCol.sDefaultContent;
+ mValue = o[sProp];
+ sType = typeof mValue;
+
+ if (sType === "string")
+ {
+ mValue = '"'+mValue+'"';
+ }
+ else if (sType === "object" && mValue !== null)
+ {
+ mValue = _fnJsonString(mValue);
+ }
+
+ json.push((bArr ? "" : '"'+sProp+'":') + mValue);
}
-
- if ( sSpecific == 'display' && sData === null )
- {
- return '';
- }
- return sData;
- }
- /*
- * Function: _fnSetCellData
- * Purpose: Set the value for a specific cell, into the internal data cache
- * Returns: *: - Cell data
- * Inputs: object:oSettings - dataTables settings object
- * int:iRow - aoData row id
- * int:iCol - Column index
- * *:val - Value to set
+ return (bArr ? "[" : "{") + json + (bArr ? "]" : "}");
+ };
+
+
+ /**
+ * From some browsers (specifically IE6/7) we need special handling to work around browser
+ * bugs - this function is used to detect when these workarounds are needed.
+ * @param {object} oSettings dataTables settings object
+ * @memberof DataTable#oApi
*/
- function _fnSetCellData( oSettings, iRow, iCol, val )
+ function _fnBrowserDetect( oSettings )
{
- var oCol = oSettings.aoColumns[iCol];
- var oData = oSettings.aoData[iRow]._aData;
-
- oCol.fnSetData( oData, val );
+ /* IE6/7 will oversize a width 100% element inside a scrolling element, to include the
+ * width of the scrollbar, while other browsers ensure the inner element is contained
+ * without forcing scrolling
+ */
+ var n = $(
+ '<div style="position:absolute; top:0; left:0; height:1px; width:1px; overflow:hidden">'+
+ '<div style="position:absolute; top:1px; left:1px; width:100px; height:50px; overflow:scroll;">'+
+ '<div id="DT_BrowserTest" style="width:100%; height:10px;"></div>'+
+ '</div>'+
+ '</div>')[0];
+
+ document.body.appendChild( n );
+ oSettings.oBrowser.bScrollOversize = $('#DT_BrowserTest', n)[0].offsetWidth === 100 ? true : false;
+ document.body.removeChild( n );
}
- /*
- * Function: _fnGetObjectDataFn
- * Purpose: Return a function that can be used to get data from a source object, taking
- * into account the ability to use nested objects as a source
- * Returns: function: - Data get function
- * Inputs: string|int|function:mSource - The data source for the object
+
+
+
+ /**
+ * Perform a jQuery selector action on the table's TR elements (from the tbody) and
+ * return the resulting jQuery object.
+ * @param {string|node|jQuery} sSelector jQuery selector or node collection to act on
+ * @param {object} [oOpts] Optional parameters for modifying the rows to be included
+ * @param {string} [oOpts.filter=none] Select TR elements that meet the current filter
+ * criterion ("applied") or all TR elements (i.e. no filter).
+ * @param {string} [oOpts.order=current] Order of the TR elements in the processed array.
+ * Can be either 'current', whereby the current sorting of the table is used, or
+ * 'original' whereby the original order the data was read into the table is used.
+ * @param {string} [oOpts.page=all] Limit the selection to the currently displayed page
+ * ("current") or not ("all"). If 'current' is given, then order is assumed to be
+ * 'current' and filter is 'applied', regardless of what they might be given as.
+ * @returns {object} jQuery object, filtered by the given selector.
+ * @dtopt API
+ *
+ * @example
+ * $(document).ready(function() {
+ * var oTable = $('#example').dataTable();
+ *
+ * // Highlight every second row
+ * oTable.$('tr:odd').css('backgroundColor', 'blue');
+ * } );
+ *
+ * @example
+ * $(document).ready(function() {
+ * var oTable = $('#example').dataTable();
+ *
+ * // Filter to rows with 'Webkit' in them, add a background colour and then
+ * // remove the filter, thus highlighting the 'Webkit' rows only.
+ * oTable.fnFilter('Webkit');
+ * oTable.$('tr', {"filter": "applied"}).css('backgroundColor', 'blue');
+ * oTable.fnFilter('');
+ * } );
*/
- function _fnGetObjectDataFn( mSource )
+ this.$ = function ( sSelector, oOpts )
{
- if ( mSource === null )
+ var i, iLen, a = [], tr;
+ var oSettings = _fnSettingsFromNode( this[DataTable.ext.iApiIndex] );
+ var aoData = oSettings.aoData;
+ var aiDisplay = oSettings.aiDisplay;
+ var aiDisplayMaster = oSettings.aiDisplayMaster;
+
+ if ( !oOpts )
{
- /* Give an empty string for rendering / sorting etc */
- return function (data) {
- return null;
- };
+ oOpts = {};
}
- else if ( typeof mSource == 'function' )
+
+ oOpts = $.extend( {}, {
+ "filter": "none", // applied
+ "order": "current", // "original"
+ "page": "all" // current
+ }, oOpts );
+
+ // Current page implies that order=current and fitler=applied, since it is fairly
+ // senseless otherwise
+ if ( oOpts.page == 'current' )
{
- return function (data) {
- return mSource( data );
- };
+ for ( i=oSettings._iDisplayStart, iLen=oSettings.fnDisplayEnd() ; i<iLen ; i++ )
+ {
+ tr = aoData[ aiDisplay[i] ].nTr;
+ if ( tr )
+ {
+ a.push( tr );
+ }
+ }
}
- else if ( typeof mSource == 'string' && mSource.indexOf('.') != -1 )
+ else if ( oOpts.order == "current" && oOpts.filter == "none" )
{
- /* If there is a . in the source string then the data source is in a nested object
- * we provide two 'quick' functions for the look up to speed up the most common
- * operation, and a generalised one for when it is needed
- */
- var a = mSource.split('.');
- if ( a.length == 2 )
+ for ( i=0, iLen=aiDisplayMaster.length ; i<iLen ; i++ )
{
- return function (data) {
- return data[ a[0] ][ a[1] ];
- };
+ tr = aoData[ aiDisplayMaster[i] ].nTr;
+ if ( tr )
+ {
+ a.push( tr );
+ }
}
- else if ( a.length == 3 )
+ }
+ else if ( oOpts.order == "current" && oOpts.filter == "applied" )
+ {
+ for ( i=0, iLen=aiDisplay.length ; i<iLen ; i++ )
{
- return function (data) {
- return data[ a[0] ][ a[1] ][ a[2] ];
- };
+ tr = aoData[ aiDisplay[i] ].nTr;
+ if ( tr )
+ {
+ a.push( tr );
+ }
}
- else
+ }
+ else if ( oOpts.order == "original" && oOpts.filter == "none" )
+ {
+ for ( i=0, iLen=aoData.length ; i<iLen ; i++ )
{
- return function (data) {
- for ( var i=0, iLen=a.length ; i<iLen ; i++ )
- {
- data = data[ a[i] ];
- }
- return data;
- };
+ tr = aoData[ i ].nTr ;
+ if ( tr )
+ {
+ a.push( tr );
+ }
}
}
+ else if ( oOpts.order == "original" && oOpts.filter == "applied" )
+ {
+ for ( i=0, iLen=aoData.length ; i<iLen ; i++ )
+ {
+ tr = aoData[ i ].nTr;
+ if ( $.inArray( i, aiDisplay ) !== -1 && tr )
+ {
+ a.push( tr );
+ }
+ }
+ }
else
{
- /* Array or flat object mapping */
- return function (data) {
- return data[mSource];
- };
+ _fnLog( oSettings, 1, "Unknown selection options" );
}
- }
- /*
- * Function: _fnSetObjectDataFn
- * Purpose: Return a function that can be used to set data from a source object, taking
- * into account the ability to use nested objects as a source
- * Returns: function: - Data set function
- * Inputs: string|int|function:mSource - The data source for the object
+ /* We need to filter on the TR elements and also 'find' in their descendants
+ * to make the selector act like it would in a full table - so we need
+ * to build both results and then combine them together
+ */
+ var jqA = $(a);
+ var jqTRs = jqA.filter( sSelector );
+ var jqDescendants = jqA.find( sSelector );
+
+ return $( [].concat($.makeArray(jqTRs), $.makeArray(jqDescendants)) );
+ };
+
+
+ /**
+ * Almost identical to $ in operation, but in this case returns the data for the matched
+ * rows - as such, the jQuery selector used should match TR row nodes or TD/TH cell nodes
+ * rather than any descendants, so the data can be obtained for the row/cell. If matching
+ * rows are found, the data returned is the original data array/object that was used to
+ * create the row (or a generated array if from a DOM source).
+ *
+ * This method is often useful in-combination with $ where both functions are given the
+ * same parameters and the array indexes will match identically.
+ * @param {string|node|jQuery} sSelector jQuery selector or node collection to act on
+ * @param {object} [oOpts] Optional parameters for modifying the rows to be included
+ * @param {string} [oOpts.filter=none] Select elements that meet the current filter
+ * criterion ("applied") or all elements (i.e. no filter).
+ * @param {string} [oOpts.order=current] Order of the data in the processed array.
+ * Can be either 'current', whereby the current sorting of the table is used, or
+ * 'original' whereby the original order the data was read into the table is used.
+ * @param {string} [oOpts.page=all] Limit the selection to the currently displayed page
+ * ("current") or not ("all"). If 'current' is given, then order is assumed to be
+ * 'current' and filter is 'applied', regardless of what they might be given as.
+ * @returns {array} Data for the matched elements. If any elements, as a result of the
+ * selector, were not TR, TD or TH elements in the DataTable, they will have a null
+ * entry in the array.
+ * @dtopt API
+ *
+ * @example
+ * $(document).ready(function() {
+ * var oTable = $('#example').dataTable();
+ *
+ * // Get the data from the first row in the table
+ * var data = oTable._('tr:first');
+ *
+ * // Do something useful with the data
+ * alert( "First cell is: "+data[0] );
+ * } );
+ *
+ * @example
+ * $(document).ready(function() {
+ * var oTable = $('#example').dataTable();
+ *
+ * // Filter to 'Webkit' and get all data for
+ * oTable.fnFilter('Webkit');
+ * var data = oTable._('tr', {"filter": "applied"});
+ *
+ * // Do something with the data
+ * alert( data.length+" rows matched the filter" );
+ * } );
*/
- function _fnSetObjectDataFn( mSource )
+ this._ = function ( sSelector, oOpts )
{
- if ( mSource === null )
+ var aOut = [];
+ var i, iLen, iIndex;
+ var aTrs = this.$( sSelector, oOpts );
+
+ for ( i=0, iLen=aTrs.length ; i<iLen ; i++ )
{
- /* Nothing to do when the data source is null */
- return function (data, val) {};
+ aOut.push( this.fnGetData(aTrs[i]) );
}
- else if ( typeof mSource == 'function' )
+
+ return aOut;
+ };
+
+
+ /**
+ * Add a single new row or multiple rows of data to the table. Please note
+ * that this is suitable for client-side processing only - if you are using
+ * server-side processing (i.e. "bServerSide": true), then to add data, you
+ * must add it to the data source, i.e. the server-side, through an Ajax call.
+ * @param {array|object} mData The data to be added to the table. This can be:
+ * <ul>
+ * <li>1D array of data - add a single row with the data provided</li>
+ * <li>2D array of arrays - add multiple rows in a single call</li>
+ * <li>object - data object when using <i>mData</i></li>
+ * <li>array of objects - multiple data objects when using <i>mData</i></li>
+ * </ul>
+ * @param {bool} [bRedraw=true] redraw the table or not
+ * @returns {array} An array of integers, representing the list of indexes in
+ * <i>aoData</i> ({@link DataTable.models.oSettings}) that have been added to
+ * the table.
+ * @dtopt API
+ *
+ * @example
+ * // Global var for counter
+ * var giCount = 2;
+ *
+ * $(document).ready(function() {
+ * $('#example').dataTable();
+ * } );
+ *
+ * function fnClickAddRow() {
+ * $('#example').dataTable().fnAddData( [
+ * giCount+".1",
+ * giCount+".2",
+ * giCount+".3",
+ * giCount+".4" ]
+ * );
+ *
+ * giCount++;
+ * }
+ */
+ this.fnAddData = function( mData, bRedraw )
+ {
+ if ( mData.length === 0 )
{
- return function (data, val) {
- return mSource( data, val );
- };
+ return [];
}
- else if ( typeof mSource == 'string' && mSource.indexOf('.') != -1 )
+
+ var aiReturn = [];
+ var iTest;
+
+ /* Find settings from table node */
+ var oSettings = _fnSettingsFromNode( this[DataTable.ext.iApiIndex] );
+
+ /* Check if we want to add multiple rows or not */
+ if ( typeof mData[0] === "object" && mData[0] !== null )
{
- /* Like the get, we need to get data from a nested object. Again two fast lookup
- * functions are provided, and a generalised one.
- */
- var a = mSource.split('.');
- if ( a.length == 2 )
+ for ( var i=0 ; i<mData.length ; i++ )
{
- return function (data, val) {
- data[ a[0] ][ a[1] ] = val;
- };
+ iTest = _fnAddData( oSettings, mData[i] );
+ if ( iTest == -1 )
+ {
+ return aiReturn;
+ }
+ aiReturn.push( iTest );
}
- else if ( a.length == 3 )
+ }
+ else
+ {
+ iTest = _fnAddData( oSettings, mData );
+ if ( iTest == -1 )
{
- return function (data, val) {
- data[ a[0] ][ a[1] ][ a[2] ] = val;
- };
+ return aiReturn;
}
- else
- {
- return function (data, val) {
- for ( var i=0, iLen=a.length-1 ; i<iLen ; i++ )
- {
- data = data[ a[i] ];
- }
- data[ a[a.length-1] ] = val;
- };
- }
+ aiReturn.push( iTest );
}
- else
+
+ oSettings.aiDisplay = oSettings.aiDisplayMaster.slice();
+
+ if ( bRedraw === undefined || bRedraw )
{
- /* Array or flat object mapping */
- return function (data, val) {
- data[mSource] = val;
- };
+ _fnReDraw( oSettings );
}
- }
-
+ return aiReturn;
+ };
- /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- * Section - API
- * I'm not happy with this solution... - To be fixed in 2.0
+
+ /**
+ * This function will make DataTables recalculate the column sizes, based on the data
+ * contained in the table and the sizes applied to the columns (in the DOM, CSS or
+ * through the sWidth parameter). This can be useful when the width of the table's
+ * parent element changes (for example a window resize).
+ * @param {boolean} [bRedraw=true] Redraw the table or not, you will typically want to
+ * @dtopt API
+ *
+ * @example
+ * $(document).ready(function() {
+ * var oTable = $('#example').dataTable( {
+ * "sScrollY": "200px",
+ * "bPaginate": false
+ * } );
+ *
+ * $(window).bind('resize', function () {
+ * oTable.fnAdjustColumnSizing();
+ * } );
+ * } );
*/
- this.oApi._fnExternApiFunc = _fnExternApiFunc;
- this.oApi._fnInitalise = _fnInitalise;
- this.oApi._fnInitComplete = _fnInitComplete;
- this.oApi._fnLanguageProcess = _fnLanguageProcess;
- this.oApi._fnAddColumn = _fnAddColumn;
- this.oApi._fnColumnOptions = _fnColumnOptions;
- this.oApi._fnAddData = _fnAddData;
- this.oApi._fnCreateTr = _fnCreateTr;
- this.oApi._fnGatherData = _fnGatherData;
- this.oApi._fnBuildHead = _fnBuildHead;
- this.oApi._fnDrawHead = _fnDrawHead;
- this.oApi._fnDraw = _fnDraw;
- this.oApi._fnReDraw = _fnReDraw;
- this.oApi._fnAjaxUpdate = _fnAjaxUpdate;
- this.oApi._fnAjaxUpdateDraw = _fnAjaxUpdateDraw;
- this.oApi._fnAddOptionsHtml = _fnAddOptionsHtml;
- this.oApi._fnFeatureHtmlTable = _fnFeatureHtmlTable;
- this.oApi._fnScrollDraw = _fnScrollDraw;
- this.oApi._fnAjustColumnSizing = _fnAjustColumnSizing;
- this.oApi._fnFeatureHtmlFilter = _fnFeatureHtmlFilter;
- this.oApi._fnFilterComplete = _fnFilterComplete;
- this.oApi._fnFilterCustom = _fnFilterCustom;
- this.oApi._fnFilterColumn = _fnFilterColumn;
- this.oApi._fnFilter = _fnFilter;
- this.oApi._fnBuildSearchArray = _fnBuildSearchArray;
- this.oApi._fnBuildSearchRow = _fnBuildSearchRow;
- this.oApi._fnFilterCreateSearch = _fnFilterCreateSearch;
- this.oApi._fnDataToSearch = _fnDataToSearch;
- this.oApi._fnSort = _fnSort;
- this.oApi._fnSortAttachListener = _fnSortAttachListener;
- this.oApi._fnSortingClasses = _fnSortingClasses;
- this.oApi._fnFeatureHtmlPaginate = _fnFeatureHtmlPaginate;
- this.oApi._fnPageChange = _fnPageChange;
- this.oApi._fnFeatureHtmlInfo = _fnFeatureHtmlInfo;
- this.oApi._fnUpdateInfo = _fnUpdateInfo;
- this.oApi._fnFeatureHtmlLength = _fnFeatureHtmlLength;
- this.oApi._fnFeatureHtmlProcessing = _fnFeatureHtmlProcessing;
- this.oApi._fnProcessingDisplay = _fnProcessingDisplay;
- this.oApi._fnVisibleToColumnIndex = _fnVisibleToColumnIndex;
- this.oApi._fnColumnIndexToVisible = _fnColumnIndexToVisible;
- this.oApi._fnNodeToDataIndex = _fnNodeToDataIndex;
- this.oApi._fnVisbleColumns = _fnVisbleColumns;
- this.oApi._fnCalculateEnd = _fnCalculateEnd;
- this.oApi._fnConvertToWidth = _fnConvertToWidth;
- this.oApi._fnCalculateColumnWidths = _fnCalculateColumnWidths;
- this.oApi._fnScrollingWidthAdjust = _fnScrollingWidthAdjust;
- this.oApi._fnGetWidestNode = _fnGetWidestNode;
- this.oApi._fnGetMaxLenString = _fnGetMaxLenString;
- this.oApi._fnStringToCss = _fnStringToCss;
- this.oApi._fnArrayCmp = _fnArrayCmp;
- this.oApi._fnDetectType = _fnDetectType;
- this.oApi._fnSettingsFromNode = _fnSettingsFromNode;
- this.oApi._fnGetDataMaster = _fnGetDataMaster;
- this.oApi._fnGetTrNodes = _fnGetTrNodes;
- this.oApi._fnGetTdNodes = _fnGetTdNodes;
- this.oApi._fnEscapeRegex = _fnEscapeRegex;
- this.oApi._fnDeleteIndex = _fnDeleteIndex;
- this.oApi._fnReOrderIndex = _fnReOrderIndex;
- this.oApi._fnColumnOrdering = _fnColumnOrdering;
- this.oApi._fnLog = _fnLog;
- this.oApi._fnClearTable = _fnClearTable;
- this.oApi._fnSaveState = _fnSaveState;
- this.oApi._fnLoadState = _fnLoadState;
- this.oApi._fnCreateCookie = _fnCreateCookie;
- this.oApi._fnReadCookie = _fnReadCookie;
- this.oApi._fnDetectHeader = _fnDetectHeader;
- this.oApi._fnGetUniqueThs = _fnGetUniqueThs;
- this.oApi._fnScrollBarWidth = _fnScrollBarWidth;
- this.oApi._fnApplyToChildren = _fnApplyToChildren;
- this.oApi._fnMap = _fnMap;
- this.oApi._fnGetRowData = _fnGetRowData;
- this.oApi._fnGetCellData = _fnGetCellData;
- this.oApi._fnSetCellData = _fnSetCellData;
- this.oApi._fnGetObjectDataFn = _fnGetObjectDataFn;
- this.oApi._fnSetObjectDataFn = _fnSetObjectDataFn;
+ this.fnAdjustColumnSizing = function ( bRedraw )
+ {
+ var oSettings = _fnSettingsFromNode(this[DataTable.ext.iApiIndex]);
+ _fnAdjustColumnSizing( oSettings );
+
+ if ( bRedraw === undefined || bRedraw )
+ {
+ this.fnDraw( false );
+ }
+ else if ( oSettings.oScroll.sX !== "" || oSettings.oScroll.sY !== "" )
+ {
+ /* If not redrawing, but scrolling, we want to apply the new column sizes anyway */
+ this.oApi._fnScrollDraw(oSettings);
+ }
+ };
- /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- * Section - Constructor
+ /**
+ * Quickly and simply clear a table
+ * @param {bool} [bRedraw=true] redraw the table or not
+ * @dtopt API
+ *
+ * @example
+ * $(document).ready(function() {
+ * var oTable = $('#example').dataTable();
+ *
+ * // Immediately 'nuke' the current rows (perhaps waiting for an Ajax callback...)
+ * oTable.fnClearTable();
+ * } );
*/
+ this.fnClearTable = function( bRedraw )
+ {
+ /* Find settings from table node */
+ var oSettings = _fnSettingsFromNode( this[DataTable.ext.iApiIndex] );
+ _fnClearTable( oSettings );
+
+ if ( bRedraw === undefined || bRedraw )
+ {
+ _fnDraw( oSettings );
+ }
+ };
- /* Want to be able to reference "this" inside the this.each function */
- var _that = this;
- return this.each(function()
+
+ /**
+ * The exact opposite of 'opening' a row, this function will close any rows which
+ * are currently 'open'.
+ * @param {node} nTr the table row to 'close'
+ * @returns {int} 0 on success, or 1 if failed (can't find the row)
+ * @dtopt API
+ *
+ * @example
+ * $(document).ready(function() {
+ * var oTable;
+ *
+ * // 'open' an information row when a row is clicked on
+ * $('#example tbody tr').click( function () {
+ * if ( oTable.fnIsOpen(this) ) {
+ * oTable.fnClose( this );
+ * } else {
+ * oTable.fnOpen( this, "Temporary row opened", "info_row" );
+ * }
+ * } );
+ *
+ * oTable = $('#example').dataTable();
+ * } );
+ */
+ this.fnClose = function( nTr )
{
- var i=0, iLen, j, jLen, k, kLen;
+ /* Find settings from table node */
+ var oSettings = _fnSettingsFromNode( this[DataTable.ext.iApiIndex] );
- /* Check to see if we are re-initalising a table */
- for ( i=0, iLen=_aoSettings.length ; i<iLen ; i++ )
+ for ( var i=0 ; i<oSettings.aoOpenRows.length ; i++ )
{
- /* Base check on table node */
- if ( _aoSettings[i].nTable == this )
+ if ( oSettings.aoOpenRows[i].nParent == nTr )
{
- if ( typeof oInit == 'undefined' ||
- ( typeof oInit.bRetrieve != 'undefined' && oInit.bRetrieve === true ) )
+ var nTrParent = oSettings.aoOpenRows[i].nTr.parentNode;
+ if ( nTrParent )
{
- return _aoSettings[i].oInstance;
+ /* Remove it if it is currently on display */
+ nTrParent.removeChild( oSettings.aoOpenRows[i].nTr );
}
- else if ( typeof oInit.bDestroy != 'undefined' && oInit.bDestroy === true )
- {
- _aoSettings[i].oInstance.fnDestroy();
- break;
- }
- else
- {
- _fnLog( _aoSettings[i], 0, "Cannot reinitialise DataTable.\n\n"+
- "To retrieve the DataTables object for this table, please pass either no arguments "+
- "to the dataTable() function, or set bRetrieve to true. Alternatively, to destory "+
- "the old table and create a new one, set bDestroy to true (note that a lot of "+
- "changes to the configuration can be made through the API which is usually much "+
- "faster)." );
- return;
- }
+ oSettings.aoOpenRows.splice( i, 1 );
+ return 0;
}
-
- /* If the element we are initialising has the same ID as a table which was previously
- * initialised, but the table nodes don't match (from before) then we destory the old
- * instance by simply deleting it. This is under the assumption that the table has been
- * destroyed by other methods. Anyone using non-id selectors will need to do this manually
- */
- if ( _aoSettings[i].sTableId !== "" && _aoSettings[i].sTableId == this.getAttribute('id') )
+ }
+ return 1;
+ };
+
+
+ /**
+ * Remove a row for the table
+ * @param {mixed} mTarget The index of the row from aoData to be deleted, or
+ * the TR element you want to delete
+ * @param {function|null} [fnCallBack] Callback function
+ * @param {bool} [bRedraw=true] Redraw the table or not
+ * @returns {array} The row that was deleted
+ * @dtopt API
+ *
+ * @example
+ * $(document).ready(function() {
+ * var oTable = $('#example').dataTable();
+ *
+ * // Immediately remove the first row
+ * oTable.fnDeleteRow( 0 );
+ * } );
+ */
+ this.fnDeleteRow = function( mTarget, fnCallBack, bRedraw )
+ {
+ /* Find settings from table node */
+ var oSettings = _fnSettingsFromNode( this[DataTable.ext.iApiIndex] );
+ var i, iLen, iAODataIndex;
+
+ iAODataIndex = (typeof mTarget === 'object') ?
+ _fnNodeToDataIndex(oSettings, mTarget) : mTarget;
+
+ /* Return the data array from this row */
+ var oData = oSettings.aoData.splice( iAODataIndex, 1 );
+
+ /* Update the _DT_RowIndex parameter */
+ for ( i=0, iLen=oSettings.aoData.length ; i<iLen ; i++ )
+ {
+ if ( oSettings.aoData[i].nTr !== null )
{
- _aoSettings.splice( i, 1 );
- break;
+ oSettings.aoData[i].nTr._DT_RowIndex = i;
}
}
- /* Make a complete and independent copy of the settings object */
- var oSettings = new classSettings();
- _aoSettings.push( oSettings );
+ /* Remove the target row from the search array */
+ var iDisplayIndex = $.inArray( iAODataIndex, oSettings.aiDisplay );
+ oSettings.asDataSearch.splice( iDisplayIndex, 1 );
- var bInitHandedOff = false;
- var bUsePassedData = false;
+ /* Delete from the display arrays */
+ _fnDeleteIndex( oSettings.aiDisplayMaster, iAODataIndex );
+ _fnDeleteIndex( oSettings.aiDisplay, iAODataIndex );
- /* Set the id */
- var sId = this.getAttribute( 'id' );
- if ( sId !== null )
+ /* If there is a user callback function - call it */
+ if ( typeof fnCallBack === "function" )
{
- oSettings.sTableId = sId;
- oSettings.sInstance = sId;
+ fnCallBack.call( this, oSettings, oData );
}
+
+ /* Check for an 'overflow' they case for displaying the table */
+ if ( oSettings._iDisplayStart >= oSettings.fnRecordsDisplay() )
+ {
+ oSettings._iDisplayStart -= oSettings._iDisplayLength;
+ if ( oSettings._iDisplayStart < 0 )
+ {
+ oSettings._iDisplayStart = 0;
+ }
+ }
+
+ if ( bRedraw === undefined || bRedraw )
+ {
+ _fnCalculateEnd( oSettings );
+ _fnDraw( oSettings );
+ }
+
+ return oData;
+ };
+
+
+ /**
+ * Restore the table to it's original state in the DOM by removing all of DataTables
+ * enhancements, alterations to the DOM structure of the table and event listeners.
+ * @param {boolean} [bRemove=false] Completely remove the table from the DOM
+ * @dtopt API
+ *
+ * @example
+ * $(document).ready(function() {
+ * // This example is fairly pointless in reality, but shows how fnDestroy can be used
+ * var oTable = $('#example').dataTable();
+ * oTable.fnDestroy();
+ * } );
+ */
+ this.fnDestroy = function ( bRemove )
+ {
+ var oSettings = _fnSettingsFromNode( this[DataTable.ext.iApiIndex] );
+ var nOrig = oSettings.nTableWrapper.parentNode;
+ var nBody = oSettings.nTBody;
+ var i, iLen;
+
+ bRemove = (bRemove===undefined) ? false : true;
+
+ /* Flag to note that the table is currently being destroyed - no action should be taken */
+ oSettings.bDestroying = true;
+
+ /* Fire off the destroy callbacks for plug-ins etc */
+ _fnCallbackFire( oSettings, "aoDestroyCallback", "destroy", [oSettings] );
+
+ /* Restore hidden columns */
+ for ( i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )
+ {
+ if ( oSettings.aoColumns[i].bVisible === false )
+ {
+ this.fnSetColumnVis( i, true );
+ }
+ }
+
+ /* Blitz all DT events */
+ $(oSettings.nTableWrapper).find('*').andSelf().unbind('.DT');
+
+ /* If there is an 'empty' indicator row, remove it */
+ $('tbody>tr>td.'+oSettings.oClasses.sRowEmpty, oSettings.nTable).parent().remove();
+
+ /* When scrolling we had to break the table up - restore it */
+ if ( oSettings.nTable != oSettings.nTHead.parentNode )
+ {
+ $(oSettings.nTable).children('thead').remove();
+ oSettings.nTable.appendChild( oSettings.nTHead );
+ }
+
+ if ( oSettings.nTFoot && oSettings.nTable != oSettings.nTFoot.parentNode )
+ {
+ $(oSettings.nTable).children('tfoot').remove();
+ oSettings.nTable.appendChild( oSettings.nTFoot );
+ }
+
+ /* Remove the DataTables generated nodes, events and classes */
+ oSettings.nTable.parentNode.removeChild( oSettings.nTable );
+ $(oSettings.nTableWrapper).remove();
+
+ oSettings.aaSorting = [];
+ oSettings.aaSortingFixed = [];
+ _fnSortingClasses( oSettings );
+
+ $(_fnGetTrNodes( oSettings )).removeClass( oSettings.asStripeClasses.join(' ') );
+
+ $('th, td', oSettings.nTHead).removeClass( [
+ oSettings.oClasses.sSortable,
+ oSettings.oClasses.sSortableAsc,
+ oSettings.oClasses.sSortableDesc,
+ oSettings.oClasses.sSortableNone ].join(' ')
+ );
+ if ( oSettings.bJUI )
+ {
+ $('th span.'+oSettings.oClasses.sSortIcon
+ + ', td span.'+oSettings.oClasses.sSortIcon, oSettings.nTHead).remove();
+
+ $('th, td', oSettings.nTHead).each( function () {
+ var jqWrapper = $('div.'+oSettings.oClasses.sSortJUIWrapper, this);
+ var kids = jqWrapper.contents();
+ $(this).append( kids );
+ jqWrapper.remove();
+ } );
+ }
+
+ /* Add the TR elements back into the table in their original order */
+ if ( !bRemove && oSettings.nTableReinsertBefore )
+ {
+ nOrig.insertBefore( oSettings.nTable, oSettings.nTableReinsertBefore );
+ }
+ else if ( !bRemove )
+ {
+ nOrig.appendChild( oSettings.nTable );
+ }
+
+ for ( i=0, iLen=oSettings.aoData.length ; i<iLen ; i++ )
+ {
+ if ( oSettings.aoData[i].nTr !== null )
+ {
+ nBody.appendChild( oSettings.aoData[i].nTr );
+ }
+ }
+
+ /* Restore the width of the original table */
+ if ( oSettings.oFeatures.bAutoWidth === true )
+ {
+ oSettings.nTable.style.width = _fnStringToCss(oSettings.sDestroyWidth);
+ }
+
+ /* If the were originally odd/even type classes - then we add them back here. Note
+ * this is not fool proof (for example if not all rows as odd/even classes - but
+ * it's a good effort without getting carried away
+ */
+ $(nBody).children('tr:even').addClass( oSettings.asDestroyStripes[0] );
+ $(nBody).children('tr:odd').addClass( oSettings.asDestroyStripes[1] );
+
+ /* Remove the settings object from the settings array */
+ for ( i=0, iLen=DataTable.settings.length ; i<iLen ; i++ )
+ {
+ if ( DataTable.settings[i] == oSettings )
+ {
+ DataTable.settings.splice( i, 1 );
+ }
+ }
+
+ /* End it all */
+ oSettings = null;
+ };
+
+
+ /**
+ * Redraw the table
+ * @param {bool} [bComplete=true] Re-filter and resort (if enabled) the table before the draw.
+ * @dtopt API
+ *
+ * @example
+ * $(document).ready(function() {
+ * var oTable = $('#example').dataTable();
+ *
+ * // Re-draw the table - you wouldn't want to do it here, but it's an example :-)
+ * oTable.fnDraw();
+ * } );
+ */
+ this.fnDraw = function( bComplete )
+ {
+ var oSettings = _fnSettingsFromNode( this[DataTable.ext.iApiIndex] );
+ if ( bComplete === false )
+ {
+ _fnCalculateEnd( oSettings );
+ _fnDraw( oSettings );
+ }
else
{
- oSettings.sInstance = _oExt._oExternConfig.iNextUnique ++;
+ _fnReDraw( oSettings );
}
+ };
+
+
+ /**
+ * Filter the input based on data
+ * @param {string} sInput String to filter the table on
+ * @param {int|null} [iColumn] Column to limit filtering to
+ * @param {bool} [bRegex=false] Treat as regular expression or not
+ * @param {bool} [bSmart=true] Perform smart filtering or not
+ * @param {bool} [bShowGlobal=true] Show the input global filter in it's input box(es)
+ * @param {bool} [bCaseInsensitive=true] Do case-insensitive matching (true) or not (false)
+ * @dtopt API
+ *
+ * @example
+ * $(document).ready(function() {
+ * var oTable = $('#example').dataTable();
+ *
+ * // Sometime later - filter...
+ * oTable.fnFilter( 'test string' );
+ * } );
+ */
+ this.fnFilter = function( sInput, iColumn, bRegex, bSmart, bShowGlobal, bCaseInsensitive )
+ {
+ var oSettings = _fnSettingsFromNode( this[DataTable.ext.iApiIndex] );
- /* Sanity check */
- if ( this.nodeName.toLowerCase() != 'table' )
+ if ( !oSettings.oFeatures.bFilter )
{
- _fnLog( oSettings, 0, "Attempted to initialise DataTables on a node which is not a "+
- "table: "+this.nodeName );
return;
}
- /* Set the table node */
- oSettings.nTable = this;
+ if ( bRegex === undefined || bRegex === null )
+ {
+ bRegex = false;
+ }
- /* Keep a reference to the 'this' instance for the table. Note that if this table is being
- * created with others, we retrieve a unique instance to ease API access.
- */
- oSettings.oInstance = _that.length == 1 ? _that : $(this).dataTable();
+ if ( bSmart === undefined || bSmart === null )
+ {
+ bSmart = true;
+ }
- /* Bind the API functions to the settings, so we can perform actions whenever oSettings is
- * available
- */
- oSettings.oApi = _that.oApi;
+ if ( bShowGlobal === undefined || bShowGlobal === null )
+ {
+ bShowGlobal = true;
+ }
- /* State the table's width for if a destroy is called at a later time */
- oSettings.sDestroyWidth = $(this).width();
+ if ( bCaseInsensitive === undefined || bCaseInsensitive === null )
+ {
+ bCaseInsensitive = true;
+ }
- /* Store the features that we have available */
- if ( typeof oInit != 'undefined' && oInit !== null )
+ if ( iColumn === undefined || iColumn === null )
{
- oSettings.oInit = oInit;
- _fnMap( oSettings.oFeatures, oInit, "bPaginate" );
- _fnMap( oSettings.oFeatures, oInit, "bLengthChange" );
- _fnMap( oSettings.oFeatures, oInit, "bFilter" );
- _fnMap( oSettings.oFeatures, oInit, "bSort" );
- _fnMap( oSettings.oFeatures, oInit, "bInfo" );
- _fnMap( oSettings.oFeatures, oInit, "bProcessing" );
- _fnMap( oSettings.oFeatures, oInit, "bAutoWidth" );
- _fnMap( oSettings.oFeatures, oInit, "bSortClasses" );
- _fnMap( oSettings.oFeatures, oInit, "bServerSide" );
- _fnMap( oSettings.oFeatures, oInit, "bDeferRender" );
- _fnMap( oSettings.oScroll, oInit, "sScrollX", "sX" );
- _fnMap( oSettings.oScroll, oInit, "sScrollXInner", "sXInner" );
- _fnMap( oSettings.oScroll, oInit, "sScrollY", "sY" );
- _fnMap( oSettings.oScroll, oInit, "bScrollCollapse", "bCollapse" );
- _fnMap( oSettings.oScroll, oInit, "bScrollInfinite", "bInfinite" );
- _fnMap( oSettings.oScroll, oInit, "iScrollLoadGap", "iLoadGap" );
- _fnMap( oSettings.oScroll, oInit, "bScrollAutoCss", "bAutoCss" );
- _fnMap( oSettings, oInit, "asStripClasses" );
- _fnMap( oSettings, oInit, "fnPreDrawCallback" );
- _fnMap( oSettings, oInit, "fnRowCallback" );
- _fnMap( oSettings, oInit, "fnHeaderCallback" );
- _fnMap( oSettings, oInit, "fnFooterCallback" );
- _fnMap( oSettings, oInit, "fnCookieCallback" );
- _fnMap( oSettings, oInit, "fnInitComplete" );
- _fnMap( oSettings, oInit, "fnServerData" );
- _fnMap( oSettings, oInit, "fnFormatNumber" );
- _fnMap( oSettings, oInit, "aaSorting" );
- _fnMap( oSettings, oInit, "aaSortingFixed" );
- _fnMap( oSettings, oInit, "aLengthMenu" );
- _fnMap( oSettings, oInit, "sPaginationType" );
- _fnMap( oSettings, oInit, "sAjaxSource" );
- _fnMap( oSettings, oInit, "sAjaxDataProp" );
- _fnMap( oSettings, oInit, "iCookieDuration" );
- _fnMap( oSettings, oInit, "sCookiePrefix" );
- _fnMap( oSettings, oInit, "sDom" );
- _fnMap( oSettings, oInit, "bSortCellsTop" );
- _fnMap( oSettings, oInit, "oSearch", "oPreviousSearch" );
- _fnMap( oSettings, oInit, "aoSearchCols", "aoPreSearchCols" );
- _fnMap( oSettings, oInit, "iDisplayLength", "_iDisplayLength" );
- _fnMap( oSettings, oInit, "bJQueryUI", "bJUI" );
- _fnMap( oSettings.oLanguage, oInit, "fnInfoCallback" );
+ /* Global filter */
+ _fnFilterComplete( oSettings, {
+ "sSearch":sInput+"",
+ "bRegex": bRegex,
+ "bSmart": bSmart,
+ "bCaseInsensitive": bCaseInsensitive
+ }, 1 );
- /* Callback functions which are array driven */
- if ( typeof oInit.fnDrawCallback == 'function' )
+ if ( bShowGlobal && oSettings.aanFeatures.f )
{
- oSettings.aoDrawCallback.push( {
- "fn": oInit.fnDrawCallback,
- "sName": "user"
- } );
+ var n = oSettings.aanFeatures.f;
+ for ( var i=0, iLen=n.length ; i<iLen ; i++ )
+ {
+ $(n[i]._DT_Input).val( sInput );
+ }
}
-
- if ( typeof oInit.fnStateSaveCallback == 'function' )
+ }
+ else
+ {
+ /* Single column filter */
+ $.extend( oSettings.aoPreSearchCols[ iColumn ], {
+ "sSearch": sInput+"",
+ "bRegex": bRegex,
+ "bSmart": bSmart,
+ "bCaseInsensitive": bCaseInsensitive
+ } );
+ _fnFilterComplete( oSettings, oSettings.oPreviousSearch, 1 );
+ }
+ };
+
+
+ /**
+ * Get the data for the whole table, an individual row or an individual cell based on the
+ * provided parameters.
+ * @param {int|node} [mRow] A TR row node, TD/TH cell node or an integer. If given as
+ * a TR node then the data source for the whole row will be returned. If given as a
+ * TD/TH cell node then iCol will be automatically calculated and the data for the
+ * cell returned. If given as an integer, then this is treated as the aoData internal
+ * data index for the row (see fnGetPosition) and the data for that row used.
+ * @param {int} [iCol] Optional column index that you want the data of.
+ * @returns {array|object|string} If mRow is undefined, then the data for all rows is
+ * returned. If mRow is defined, just data for that row, and is iCol is
+ * defined, only data for the designated cell is returned.
+ * @dtopt API
+ *
+ * @example
+ * // Row data
+ * $(document).ready(function() {
+ * oTable = $('#example').dataTable();
+ *
+ * oTable.$('tr').click( function () {
+ * var data = oTable.fnGetData( this );
+ * // ... do something with the array / object of data for the row
+ * } );
+ * } );
+ *
+ * @example
+ * // Individual cell data
+ * $(document).ready(function() {
+ * oTable = $('#example').dataTable();
+ *
+ * oTable.$('td').click( function () {
+ * var sData = oTable.fnGetData( this );
+ * alert( 'The cell clicked on had the value of '+sData );
+ * } );
+ * } );
+ */
+ this.fnGetData = function( mRow, iCol )
+ {
+ var oSettings = _fnSettingsFromNode( this[DataTable.ext.iApiIndex] );
+
+ if ( mRow !== undefined )
+ {
+ var iRow = mRow;
+ if ( typeof mRow === 'object' )
{
- oSettings.aoStateSave.push( {
- "fn": oInit.fnStateSaveCallback,
- "sName": "user"
- } );
+ var sNode = mRow.nodeName.toLowerCase();
+ if (sNode === "tr" )
+ {
+ iRow = _fnNodeToDataIndex(oSettings, mRow);
+ }
+ else if ( sNode === "td" )
+ {
+ iRow = _fnNodeToDataIndex(oSettings, mRow.parentNode);
+ iCol = _fnNodeToColumnIndex( oSettings, iRow, mRow );
+ }
}
-
- if ( typeof oInit.fnStateLoadCallback == 'function' )
+
+ if ( iCol !== undefined )
{
- oSettings.aoStateLoad.push( {
- "fn": oInit.fnStateLoadCallback,
- "sName": "user"
- } );
+ return _fnGetCellData( oSettings, iRow, iCol, '' );
}
-
- if ( oSettings.oFeatures.bServerSide && oSettings.oFeatures.bSort &&
- oSettings.oFeatures.bSortClasses )
+ return (oSettings.aoData[iRow]!==undefined) ?
+ oSettings.aoData[iRow]._aData : null;
+ }
+ return _fnGetDataMaster( oSettings );
+ };
+
+
+ /**
+ * Get an array of the TR nodes that are used in the table's body. Note that you will
+ * typically want to use the '$' API method in preference to this as it is more
+ * flexible.
+ * @param {int} [iRow] Optional row index for the TR element you want
+ * @returns {array|node} If iRow is undefined, returns an array of all TR elements
+ * in the table's body, or iRow is defined, just the TR element requested.
+ * @dtopt API
+ *
+ * @example
+ * $(document).ready(function() {
+ * var oTable = $('#example').dataTable();
+ *
+ * // Get the nodes from the table
+ * var nNodes = oTable.fnGetNodes( );
+ * } );
+ */
+ this.fnGetNodes = function( iRow )
+ {
+ var oSettings = _fnSettingsFromNode( this[DataTable.ext.iApiIndex] );
+
+ if ( iRow !== undefined ) {
+ return (oSettings.aoData[iRow]!==undefined) ?
+ oSettings.aoData[iRow].nTr : null;
+ }
+ return _fnGetTrNodes( oSettings );
+ };
+
+
+ /**
+ * Get the array indexes of a particular cell from it's DOM element
+ * and column index including hidden columns
+ * @param {node} nNode this can either be a TR, TD or TH in the table's body
+ * @returns {int} If nNode is given as a TR, then a single index is returned, or
+ * if given as a cell, an array of [row index, column index (visible)] is given.
+ * @dtopt API
+ *
+ * @example
+ * $(document).ready(function() {
+ * $('#example tbody td').click( function () {
+ * // Get the position of the current data from the node
+ * var aPos = oTable.fnGetPosition( this );
+ *
+ * // Get the data array for this row
+ * var aData = oTable.fnGetData( aPos[0] );
+ *
+ * // Update the data array and return the value
+ * aData[ aPos[1] ] = 'clicked';
+ * this.innerHTML = 'clicked';
+ * } );
+ *
+ * // Init DataTables
+ * oTable = $('#example').dataTable();
+ * } );
+ */
+ this.fnGetPosition = function( nNode )
+ {
+ var oSettings = _fnSettingsFromNode( this[DataTable.ext.iApiIndex] );
+ var sNodeName = nNode.nodeName.toUpperCase();
+
+ if ( sNodeName == "TR" )
+ {
+ return _fnNodeToDataIndex(oSettings, nNode);
+ }
+ else if ( sNodeName == "TD" || sNodeName == "TH" )
+ {
+ var iDataIndex = _fnNodeToDataIndex( oSettings, nNode.parentNode );
+ var iColumnIndex = _fnNodeToColumnIndex( oSettings, iDataIndex, nNode );
+ return [ iDataIndex, _fnColumnIndexToVisible(oSettings, iColumnIndex ), iColumnIndex ];
+ }
+ return null;
+ };
+
+
+ /**
+ * Check to see if a row is 'open' or not.
+ * @param {node} nTr the table row to check
+ * @returns {boolean} true if the row is currently open, false otherwise
+ * @dtopt API
+ *
+ * @example
+ * $(document).ready(function() {
+ * var oTable;
+ *
+ * // 'open' an information row when a row is clicked on
+ * $('#example tbody tr').click( function () {
+ * if ( oTable.fnIsOpen(this) ) {
+ * oTable.fnClose( this );
+ * } else {
+ * oTable.fnOpen( this, "Temporary row opened", "info_row" );
+ * }
+ * } );
+ *
+ * oTable = $('#example').dataTable();
+ * } );
+ */
+ this.fnIsOpen = function( nTr )
+ {
+ var oSettings = _fnSettingsFromNode( this[DataTable.ext.iApiIndex] );
+ var aoOpenRows = oSettings.aoOpenRows;
+
+ for ( var i=0 ; i<oSettings.aoOpenRows.length ; i++ )
+ {
+ if ( oSettings.aoOpenRows[i].nParent == nTr )
{
- /* Enable sort classes for server-side processing. Safe to do it here, since server-side
- * processing must be enabled by the developer
- */
- oSettings.aoDrawCallback.push( {
- "fn": _fnSortingClasses,
- "sName": "server_side_sort_classes"
- } );
+ return true;
}
- else if ( oSettings.oFeatures.bDeferRender )
+ }
+ return false;
+ };
+
+
+ /**
+ * This function will place a new row directly after a row which is currently
+ * on display on the page, with the HTML contents that is passed into the
+ * function. This can be used, for example, to ask for confirmation that a
+ * particular record should be deleted.
+ * @param {node} nTr The table row to 'open'
+ * @param {string|node|jQuery} mHtml The HTML to put into the row
+ * @param {string} sClass Class to give the new TD cell
+ * @returns {node} The row opened. Note that if the table row passed in as the
+ * first parameter, is not found in the table, this method will silently
+ * return.
+ * @dtopt API
+ *
+ * @example
+ * $(document).ready(function() {
+ * var oTable;
+ *
+ * // 'open' an information row when a row is clicked on
+ * $('#example tbody tr').click( function () {
+ * if ( oTable.fnIsOpen(this) ) {
+ * oTable.fnClose( this );
+ * } else {
+ * oTable.fnOpen( this, "Temporary row opened", "info_row" );
+ * }
+ * } );
+ *
+ * oTable = $('#example').dataTable();
+ * } );
+ */
+ this.fnOpen = function( nTr, mHtml, sClass )
+ {
+ /* Find settings from table node */
+ var oSettings = _fnSettingsFromNode( this[DataTable.ext.iApiIndex] );
+
+ /* Check that the row given is in the table */
+ var nTableRows = _fnGetTrNodes( oSettings );
+ if ( $.inArray(nTr, nTableRows) === -1 )
+ {
+ return;
+ }
+
+ /* the old open one if there is one */
+ this.fnClose( nTr );
+
+ var nNewRow = document.createElement("tr");
+ var nNewCell = document.createElement("td");
+ nNewRow.appendChild( nNewCell );
+ nNewCell.className = sClass;
+ nNewCell.colSpan = _fnVisbleColumns( oSettings );
+
+ if (typeof mHtml === "string")
+ {
+ nNewCell.innerHTML = mHtml;
+ }
+ else
+ {
+ $(nNewCell).html( mHtml );
+ }
+
+ /* If the nTr isn't on the page at the moment - then we don't insert at the moment */
+ var nTrs = $('tr', oSettings.nTBody);
+ if ( $.inArray(nTr, nTrs) != -1 )
+ {
+ $(nNewRow).insertAfter(nTr);
+ }
+
+ oSettings.aoOpenRows.push( {
+ "nTr": nNewRow,
+ "nParent": nTr
+ } );
+
+ return nNewRow;
+ };
+
+
+ /**
+ * Change the pagination - provides the internal logic for pagination in a simple API
+ * function. With this function you can have a DataTables table go to the next,
+ * previous, first or last pages.
+ * @param {string|int} mAction Paging action to take: "first", "previous", "next" or "last"
+ * or page number to jump to (integer), note that page 0 is the first page.
+ * @param {bool} [bRedraw=true] Redraw the table or not
+ * @dtopt API
+ *
+ * @example
+ * $(document).ready(function() {
+ * var oTable = $('#example').dataTable();
+ * oTable.fnPageChange( 'next' );
+ * } );
+ */
+ this.fnPageChange = function ( mAction, bRedraw )
+ {
+ var oSettings = _fnSettingsFromNode( this[DataTable.ext.iApiIndex] );
+ _fnPageChange( oSettings, mAction );
+ _fnCalculateEnd( oSettings );
+
+ if ( bRedraw === undefined || bRedraw )
+ {
+ _fnDraw( oSettings );
+ }
+ };
+
+
+ /**
+ * Show a particular column
+ * @param {int} iCol The column whose display should be changed
+ * @param {bool} bShow Show (true) or hide (false) the column
+ * @param {bool} [bRedraw=true] Redraw the table or not
+ * @dtopt API
+ *
+ * @example
+ * $(document).ready(function() {
+ * var oTable = $('#example').dataTable();
+ *
+ * // Hide the second column after initialisation
+ * oTable.fnSetColumnVis( 1, false );
+ * } );
+ */
+ this.fnSetColumnVis = function ( iCol, bShow, bRedraw )
+ {
+ var oSettings = _fnSettingsFromNode( this[DataTable.ext.iApiIndex] );
+ var i, iLen;
+ var aoColumns = oSettings.aoColumns;
+ var aoData = oSettings.aoData;
+ var nTd, bAppend, iBefore;
+
+ /* No point in doing anything if we are requesting what is already true */
+ if ( aoColumns[iCol].bVisible == bShow )
+ {
+ return;
+ }
+
+ /* Show the column */
+ if ( bShow )
+ {
+ var iInsert = 0;
+ for ( i=0 ; i<iCol ; i++ )
{
- oSettings.aoDrawCallback.push( {
- "fn": _fnSortingClasses,
- "sName": "defer_sort_classes"
- } );
+ if ( aoColumns[i].bVisible )
+ {
+ iInsert++;
+ }
}
- if ( typeof oInit.bJQueryUI != 'undefined' && oInit.bJQueryUI )
+ /* Need to decide if we should use appendChild or insertBefore */
+ bAppend = (iInsert >= _fnVisbleColumns( oSettings ));
+
+ /* Which coloumn should we be inserting before? */
+ if ( !bAppend )
{
- /* Use the JUI classes object for display. You could clone the oStdClasses object if
- * you want to have multiple tables with multiple independent classes
- */
- oSettings.oClasses = _oExt.oJUIClasses;
-
- if ( typeof oInit.sDom == 'undefined' )
+ for ( i=iCol ; i<aoColumns.length ; i++ )
{
- /* Set the DOM to use a layout suitable for jQuery UI's theming */
- oSettings.sDom = '<"H"lfr>t<"F"ip>';
+ if ( aoColumns[i].bVisible )
+ {
+ iBefore = i;
+ break;
+ }
}
}
-
- /* Calculate the scroll bar width and cache it for use later on */
- if ( oSettings.oScroll.sX !== "" || oSettings.oScroll.sY !== "" )
+
+ for ( i=0, iLen=aoData.length ; i<iLen ; i++ )
{
- oSettings.oScroll.iBarWidth = _fnScrollBarWidth();
+ if ( aoData[i].nTr !== null )
+ {
+ if ( bAppend )
+ {
+ aoData[i].nTr.appendChild(
+ aoData[i]._anHidden[iCol]
+ );
+ }
+ else
+ {
+ aoData[i].nTr.insertBefore(
+ aoData[i]._anHidden[iCol],
+ _fnGetTdNodes( oSettings, i )[iBefore] );
+ }
+ }
}
-
- if ( typeof oInit.iDisplayStart != 'undefined' &&
- typeof oSettings.iInitDisplayStart == 'undefined' )
+ }
+ else
+ {
+ /* Remove a column from display */
+ for ( i=0, iLen=aoData.length ; i<iLen ; i++ )
{
- /* Display start point, taking into account the save saving */
- oSettings.iInitDisplayStart = oInit.iDisplayStart;
- oSettings._iDisplayStart = oInit.iDisplayStart;
+ if ( aoData[i].nTr !== null )
+ {
+ nTd = _fnGetTdNodes( oSettings, i )[iCol];
+ aoData[i]._anHidden[iCol] = nTd;
+ nTd.parentNode.removeChild( nTd );
+ }
}
+ }
+
+ /* Clear to set the visible flag */
+ aoColumns[iCol].bVisible = bShow;
+
+ /* Redraw the header and footer based on the new column visibility */
+ _fnDrawHead( oSettings, oSettings.aoHeader );
+ if ( oSettings.nTFoot )
+ {
+ _fnDrawHead( oSettings, oSettings.aoFooter );
+ }
+
+ /* If there are any 'open' rows, then we need to alter the colspan for this col change */
+ for ( i=0, iLen=oSettings.aoOpenRows.length ; i<iLen ; i++ )
+ {
+ oSettings.aoOpenRows[i].nTr.colSpan = _fnVisbleColumns( oSettings );
+ }
+
+ /* Do a redraw incase anything depending on the table columns needs it
+ * (built-in: scrolling)
+ */
+ if ( bRedraw === undefined || bRedraw )
+ {
+ _fnAdjustColumnSizing( oSettings );
+ _fnDraw( oSettings );
+ }
+
+ _fnSaveState( oSettings );
+ };
+
+
+ /**
+ * Get the settings for a particular table for external manipulation
+ * @returns {object} DataTables settings object. See
+ * {@link DataTable.models.oSettings}
+ * @dtopt API
+ *
+ * @example
+ * $(document).ready(function() {
+ * var oTable = $('#example').dataTable();
+ * var oSettings = oTable.fnSettings();
+ *
+ * // Show an example parameter from the settings
+ * alert( oSettings._iDisplayStart );
+ * } );
+ */
+ this.fnSettings = function()
+ {
+ return _fnSettingsFromNode( this[DataTable.ext.iApiIndex] );
+ };
+
+
+ /**
+ * Sort the table by a particular column
+ * @param {int} iCol the data index to sort on. Note that this will not match the
+ * 'display index' if you have hidden data entries
+ * @dtopt API
+ *
+ * @example
+ * $(document).ready(function() {
+ * var oTable = $('#example').dataTable();
+ *
+ * // Sort immediately with columns 0 and 1
+ * oTable.fnSort( [ [0,'asc'], [1,'asc'] ] );
+ * } );
+ */
+ this.fnSort = function( aaSort )
+ {
+ var oSettings = _fnSettingsFromNode( this[DataTable.ext.iApiIndex] );
+ oSettings.aaSorting = aaSort;
+ _fnSort( oSettings );
+ };
+
+
+ /**
+ * Attach a sort listener to an element for a given column
+ * @param {node} nNode the element to attach the sort listener to
+ * @param {int} iColumn the column that a click on this node will sort on
+ * @param {function} [fnCallback] callback function when sort is run
+ * @dtopt API
+ *
+ * @example
+ * $(document).ready(function() {
+ * var oTable = $('#example').dataTable();
+ *
+ * // Sort on column 1, when 'sorter' is clicked on
+ * oTable.fnSortListener( document.getElementById('sorter'), 1 );
+ * } );
+ */
+ this.fnSortListener = function( nNode, iColumn, fnCallback )
+ {
+ _fnSortAttachListener( _fnSettingsFromNode( this[DataTable.ext.iApiIndex] ), nNode, iColumn,
+ fnCallback );
+ };
+
+
+ /**
+ * Update a table cell or row - this method will accept either a single value to
+ * update the cell with, an array of values with one element for each column or
+ * an object in the same format as the original data source. The function is
+ * self-referencing in order to make the multi column updates easier.
+ * @param {object|array|string} mData Data to update the cell/row with
+ * @param {node|int} mRow TR element you want to update or the aoData index
+ * @param {int} [iColumn] The column to update (not used of mData is an array or object)
+ * @param {bool} [bRedraw=true] Redraw the table or not
+ * @param {bool} [bAction=true] Perform pre-draw actions or not
+ * @returns {int} 0 on success, 1 on error
+ * @dtopt API
+ *
+ * @example
+ * $(document).ready(function() {
+ * var oTable = $('#example').dataTable();
+ * oTable.fnUpdate( 'Example update', 0, 0 ); // Single cell
+ * oTable.fnUpdate( ['a', 'b', 'c', 'd', 'e'], 1, 0 ); // Row
+ * } );
+ */
+ this.fnUpdate = function( mData, mRow, iColumn, bRedraw, bAction )
+ {
+ var oSettings = _fnSettingsFromNode( this[DataTable.ext.iApiIndex] );
+ var i, iLen, sDisplay;
+ var iRow = (typeof mRow === 'object') ?
+ _fnNodeToDataIndex(oSettings, mRow) : mRow;
+
+ if ( $.isArray(mData) && iColumn === undefined )
+ {
+ /* Array update - update the whole row */
+ oSettings.aoData[iRow]._aData = mData.slice();
- /* Must be done after everything which can be overridden by a cookie! */
- if ( typeof oInit.bStateSave != 'undefined' )
+ /* Flag to the function that we are recursing */
+ for ( i=0 ; i<oSettings.aoColumns.length ; i++ )
{
- oSettings.oFeatures.bStateSave = oInit.bStateSave;
- _fnLoadState( oSettings, oInit );
- oSettings.aoDrawCallback.push( {
- "fn": _fnSaveState,
- "sName": "state_save"
- } );
+ this.fnUpdate( _fnGetCellData( oSettings, iRow, i ), iRow, i, false, false );
}
-
- if ( typeof oInit.iDeferLoading != 'undefined' )
+ }
+ else if ( $.isPlainObject(mData) && iColumn === undefined )
+ {
+ /* Object update - update the whole row - assume the developer gets the object right */
+ oSettings.aoData[iRow]._aData = $.extend( true, {}, mData );
+
+ for ( i=0 ; i<oSettings.aoColumns.length ; i++ )
{
- oSettings.bDeferLoading = true;
- oSettings._iRecordsTotal = oInit.iDeferLoading;
- oSettings._iRecordsDisplay = oInit.iDeferLoading;
+ this.fnUpdate( _fnGetCellData( oSettings, iRow, i ), iRow, i, false, false );
}
+ }
+ else
+ {
+ /* Individual cell update */
+ _fnSetCellData( oSettings, iRow, iColumn, mData );
+ sDisplay = _fnGetCellData( oSettings, iRow, iColumn, 'display' );
- if ( typeof oInit.aaData != 'undefined' )
+ var oCol = oSettings.aoColumns[iColumn];
+ if ( oCol.fnRender !== null )
{
- bUsePassedData = true;
+ sDisplay = _fnRender( oSettings, iRow, iColumn );
+ if ( oCol.bUseRendered )
+ {
+ _fnSetCellData( oSettings, iRow, iColumn, sDisplay );
+ }
}
- /* Backwards compatability */
- /* aoColumns / aoData - remove at some point... */
- if ( typeof oInit != 'undefined' && typeof oInit.aoData != 'undefined' )
+ if ( oSettings.aoData[iRow].nTr !== null )
{
- oInit.aoColumns = oInit.aoData;
+ /* Do the actual HTML update */
+ _fnGetTdNodes( oSettings, iRow )[iColumn].innerHTML = sDisplay;
}
-
- /* Language definitions */
- if ( typeof oInit.oLanguage != 'undefined' )
+ }
+
+ /* Modify the search index for this row (strictly this is likely not needed, since fnReDraw
+ * will rebuild the search array - however, the redraw might be disabled by the user)
+ */
+ var iDisplayIndex = $.inArray( iRow, oSettings.aiDisplay );
+ oSettings.asDataSearch[iDisplayIndex] = _fnBuildSearchRow(
+ oSettings,
+ _fnGetRowData( oSettings, iRow, 'filter', _fnGetColumns( oSettings, 'bSearchable' ) )
+ );
+
+ /* Perform pre-draw actions */
+ if ( bAction === undefined || bAction )
+ {
+ _fnAdjustColumnSizing( oSettings );
+ }
+
+ /* Redraw the table */
+ if ( bRedraw === undefined || bRedraw )
+ {
+ _fnReDraw( oSettings );
+ }
+ return 0;
+ };
+
+
+ /**
+ * Provide a common method for plug-ins to check the version of DataTables being used, in order
+ * to ensure compatibility.
+ * @param {string} sVersion Version string to check for, in the format "X.Y.Z". Note that the
+ * formats "X" and "X.Y" are also acceptable.
+ * @returns {boolean} true if this version of DataTables is greater or equal to the required
+ * version, or false if this version of DataTales is not suitable
+ * @method
+ * @dtopt API
+ *
+ * @example
+ * $(document).ready(function() {
+ * var oTable = $('#example').dataTable();
+ * alert( oTable.fnVersionCheck( '1.9.0' ) );
+ * } );
+ */
+ this.fnVersionCheck = DataTable.ext.fnVersionCheck;
+
+
+ /*
+ * This is really a good bit rubbish this method of exposing the internal methods
+ * publicly... - To be fixed in 2.0 using methods on the prototype
+ */
+
+
+ /**
+ * Create a wrapper function for exporting an internal functions to an external API.
+ * @param {string} sFunc API function name
+ * @returns {function} wrapped function
+ * @memberof DataTable#oApi
+ */
+ function _fnExternApiFunc (sFunc)
+ {
+ return function() {
+ var aArgs = [_fnSettingsFromNode(this[DataTable.ext.iApiIndex])].concat(
+ Array.prototype.slice.call(arguments) );
+ return DataTable.ext.oApi[sFunc].apply( this, aArgs );
+ };
+ }
+
+
+ /**
+ * Reference to internal functions for use by plug-in developers. Note that these
+ * methods are references to internal functions and are considered to be private.
+ * If you use these methods, be aware that they are liable to change between versions
+ * (check the upgrade notes).
+ * @namespace
+ */
+ this.oApi = {
+ "_fnExternApiFunc": _fnExternApiFunc,
+ "_fnInitialise": _fnInitialise,
+ "_fnInitComplete": _fnInitComplete,
+ "_fnLanguageCompat": _fnLanguageCompat,
+ "_fnAddColumn": _fnAddColumn,
+ "_fnColumnOptions": _fnColumnOptions,
+ "_fnAddData": _fnAddData,
+ "_fnCreateTr": _fnCreateTr,
+ "_fnGatherData": _fnGatherData,
+ "_fnBuildHead": _fnBuildHead,
+ "_fnDrawHead": _fnDrawHead,
+ "_fnDraw": _fnDraw,
+ "_fnReDraw": _fnReDraw,
+ "_fnAjaxUpdate": _fnAjaxUpdate,
+ "_fnAjaxParameters": _fnAjaxParameters,
+ "_fnAjaxUpdateDraw": _fnAjaxUpdateDraw,
+ "_fnServerParams": _fnServerParams,
+ "_fnAddOptionsHtml": _fnAddOptionsHtml,
+ "_fnFeatureHtmlTable": _fnFeatureHtmlTable,
+ "_fnScrollDraw": _fnScrollDraw,
+ "_fnAdjustColumnSizing": _fnAdjustColumnSizing,
+ "_fnFeatureHtmlFilter": _fnFeatureHtmlFilter,
+ "_fnFilterComplete": _fnFilterComplete,
+ "_fnFilterCustom": _fnFilterCustom,
+ "_fnFilterColumn": _fnFilterColumn,
+ "_fnFilter": _fnFilter,
+ "_fnBuildSearchArray": _fnBuildSearchArray,
+ "_fnBuildSearchRow": _fnBuildSearchRow,
+ "_fnFilterCreateSearch": _fnFilterCreateSearch,
+ "_fnDataToSearch": _fnDataToSearch,
+ "_fnSort": _fnSort,
+ "_fnSortAttachListener": _fnSortAttachListener,
+ "_fnSortingClasses": _fnSortingClasses,
+ "_fnFeatureHtmlPaginate": _fnFeatureHtmlPaginate,
+ "_fnPageChange": _fnPageChange,
+ "_fnFeatureHtmlInfo": _fnFeatureHtmlInfo,
+ "_fnUpdateInfo": _fnUpdateInfo,
+ "_fnFeatureHtmlLength": _fnFeatureHtmlLength,
+ "_fnFeatureHtmlProcessing": _fnFeatureHtmlProcessing,
+ "_fnProcessingDisplay": _fnProcessingDisplay,
+ "_fnVisibleToColumnIndex": _fnVisibleToColumnIndex,
+ "_fnColumnIndexToVisible": _fnColumnIndexToVisible,
+ "_fnNodeToDataIndex": _fnNodeToDataIndex,
+ "_fnVisbleColumns": _fnVisbleColumns,
+ "_fnCalculateEnd": _fnCalculateEnd,
+ "_fnConvertToWidth": _fnConvertToWidth,
+ "_fnCalculateColumnWidths": _fnCalculateColumnWidths,
+ "_fnScrollingWidthAdjust": _fnScrollingWidthAdjust,
+ "_fnGetWidestNode": _fnGetWidestNode,
+ "_fnGetMaxLenString": _fnGetMaxLenString,
+ "_fnStringToCss": _fnStringToCss,
+ "_fnDetectType": _fnDetectType,
+ "_fnSettingsFromNode": _fnSettingsFromNode,
+ "_fnGetDataMaster": _fnGetDataMaster,
+ "_fnGetTrNodes": _fnGetTrNodes,
+ "_fnGetTdNodes": _fnGetTdNodes,
+ "_fnEscapeRegex": _fnEscapeRegex,
+ "_fnDeleteIndex": _fnDeleteIndex,
+ "_fnReOrderIndex": _fnReOrderIndex,
+ "_fnColumnOrdering": _fnColumnOrdering,
+ "_fnLog": _fnLog,
+ "_fnClearTable": _fnClearTable,
+ "_fnSaveState": _fnSaveState,
+ "_fnLoadState": _fnLoadState,
+ "_fnCreateCookie": _fnCreateCookie,
+ "_fnReadCookie": _fnReadCookie,
+ "_fnDetectHeader": _fnDetectHeader,
+ "_fnGetUniqueThs": _fnGetUniqueThs,
+ "_fnScrollBarWidth": _fnScrollBarWidth,
+ "_fnApplyToChildren": _fnApplyToChildren,
+ "_fnMap": _fnMap,
+ "_fnGetRowData": _fnGetRowData,
+ "_fnGetCellData": _fnGetCellData,
+ "_fnSetCellData": _fnSetCellData,
+ "_fnGetObjectDataFn": _fnGetObjectDataFn,
+ "_fnSetObjectDataFn": _fnSetObjectDataFn,
+ "_fnApplyColumnDefs": _fnApplyColumnDefs,
+ "_fnBindAction": _fnBindAction,
+ "_fnExtend": _fnExtend,
+ "_fnCallbackReg": _fnCallbackReg,
+ "_fnCallbackFire": _fnCallbackFire,
+ "_fnJsonString": _fnJsonString,
+ "_fnRender": _fnRender,
+ "_fnNodeToColumnIndex": _fnNodeToColumnIndex,
+ "_fnInfoMacros": _fnInfoMacros,
+ "_fnBrowserDetect": _fnBrowserDetect,
+ "_fnGetColumns": _fnGetColumns
+ };
+
+ $.extend( DataTable.ext.oApi, this.oApi );
+
+ for ( var sFunc in DataTable.ext.oApi )
+ {
+ if ( sFunc )
+ {
+ this[sFunc] = _fnExternApiFunc(sFunc);
+ }
+ }
+
+
+ var _that = this;
+ return this.each(function() {
+
+ var i=0, iLen, j, jLen, k, kLen;
+ var sId = this.getAttribute( 'id' );
+ var bInitHandedOff = false;
+ var bUsePassedData = false;
+
+
+ /* Sanity check */
+ if ( this.nodeName.toLowerCase() != 'table' )
+ {
+ _fnLog( null, 0, "Attempted to initialise DataTables on a node which is not a "+
+ "table: "+this.nodeName );
+ return;
+ }
+
+ /* Check to see if we are re-initialising a table */
+ for ( i=0, iLen=DataTable.settings.length ; i<iLen ; i++ )
+ {
+ /* Base check on table node */
+ if ( DataTable.settings[i].nTable == this )
{
- if ( typeof oInit.oLanguage.sUrl != 'undefined' && oInit.oLanguage.sUrl !== "" )
+ if ( oInit === undefined || oInit.bRetrieve )
{
- /* Get the language definitions from a file */
- oSettings.oLanguage.sUrl = oInit.oLanguage.sUrl;
- $.getJSON( oSettings.oLanguage.sUrl, null, function( json ) {
- _fnLanguageProcess( oSettings, json, true ); } );
- bInitHandedOff = true;
+ return DataTable.settings[i].oInstance;
}
+ else if ( oInit.bDestroy )
+ {
+ DataTable.settings[i].oInstance.fnDestroy();
+ break;
+ }
else
{
- _fnLanguageProcess( oSettings, oInit.oLanguage, false );
+ _fnLog( DataTable.settings[i], 0, "Cannot reinitialise DataTable.\n\n"+
+ "To retrieve the DataTables object for this table, pass no arguments or see "+
+ "the docs for bRetrieve and bDestroy" );
+ return;
}
}
- /* Warning: The _fnLanguageProcess function is async to the remainder of this function due
- * to the XHR. We use _bInitialised in _fnLanguageProcess() to check this the processing
- * below is complete. The reason for spliting it like this is optimisation - we can fire
- * off the XHR (if needed) and then continue processing the data.
+
+ /* If the element we are initialising has the same ID as a table which was previously
+ * initialised, but the table nodes don't match (from before) then we destroy the old
+ * instance by simply deleting it. This is under the assumption that the table has been
+ * destroyed by other methods. Anyone using non-id selectors will need to do this manually
*/
+ if ( DataTable.settings[i].sTableId == this.id )
+ {
+ DataTable.settings.splice( i, 1 );
+ break;
+ }
}
- else
+
+ /* Ensure the table has an ID - required for accessibility */
+ if ( sId === null || sId === "" )
{
- /* Create a dummy object for quick manipulation later on. */
+ sId = "DataTables_Table_"+(DataTable.ext._oExternConfig.iNextUnique++);
+ this.id = sId;
+ }
+
+ /* Create the settings object for this table and set some of the default parameters */
+ var oSettings = $.extend( true, {}, DataTable.models.oSettings, {
+ "nTable": this,
+ "oApi": _that.oApi,
+ "oInit": oInit,
+ "sDestroyWidth": $(this).width(),
+ "sInstance": sId,
+ "sTableId": sId
+ } );
+ DataTable.settings.push( oSettings );
+
+ // Need to add the instance after the instance after the settings object has been added
+ // to the settings array, so we can self reference the table instance if more than one
+ oSettings.oInstance = (_that.length===1) ? _that : $(this).dataTable();
+
+ /* Setting up the initialisation object */
+ if ( !oInit )
+ {
oInit = {};
}
+ // Backwards compatibility, before we apply all the defaults
+ if ( oInit.oLanguage )
+ {
+ _fnLanguageCompat( oInit.oLanguage );
+ }
+
+ oInit = _fnExtend( $.extend(true, {}, DataTable.defaults), oInit );
+
+ // Map the initialisation options onto the settings object
+ _fnMap( oSettings.oFeatures, oInit, "bPaginate" );
+ _fnMap( oSettings.oFeatures, oInit, "bLengthChange" );
+ _fnMap( oSettings.oFeatures, oInit, "bFilter" );
+ _fnMap( oSettings.oFeatures, oInit, "bSort" );
+ _fnMap( oSettings.oFeatures, oInit, "bInfo" );
+ _fnMap( oSettings.oFeatures, oInit, "bProcessing" );
+ _fnMap( oSettings.oFeatures, oInit, "bAutoWidth" );
+ _fnMap( oSettings.oFeatures, oInit, "bSortClasses" );
+ _fnMap( oSettings.oFeatures, oInit, "bServerSide" );
+ _fnMap( oSettings.oFeatures, oInit, "bDeferRender" );
+ _fnMap( oSettings.oScroll, oInit, "sScrollX", "sX" );
+ _fnMap( oSettings.oScroll, oInit, "sScrollXInner", "sXInner" );
+ _fnMap( oSettings.oScroll, oInit, "sScrollY", "sY" );
+ _fnMap( oSettings.oScroll, oInit, "bScrollCollapse", "bCollapse" );
+ _fnMap( oSettings.oScroll, oInit, "bScrollInfinite", "bInfinite" );
+ _fnMap( oSettings.oScroll, oInit, "iScrollLoadGap", "iLoadGap" );
+ _fnMap( oSettings.oScroll, oInit, "bScrollAutoCss", "bAutoCss" );
+ _fnMap( oSettings, oInit, "asStripeClasses" );
+ _fnMap( oSettings, oInit, "asStripClasses", "asStripeClasses" ); // legacy
+ _fnMap( oSettings, oInit, "fnServerData" );
+ _fnMap( oSettings, oInit, "fnFormatNumber" );
+ _fnMap( oSettings, oInit, "sServerMethod" );
+ _fnMap( oSettings, oInit, "aaSorting" );
+ _fnMap( oSettings, oInit, "aaSortingFixed" );
+ _fnMap( oSettings, oInit, "aLengthMenu" );
+ _fnMap( oSettings, oInit, "sPaginationType" );
+ _fnMap( oSettings, oInit, "sAjaxSource" );
+ _fnMap( oSettings, oInit, "sAjaxDataProp" );
+ _fnMap( oSettings, oInit, "iCookieDuration" );
+ _fnMap( oSettings, oInit, "sCookiePrefix" );
+ _fnMap( oSettings, oInit, "sDom" );
+ _fnMap( oSettings, oInit, "bSortCellsTop" );
+ _fnMap( oSettings, oInit, "iTabIndex" );
+ _fnMap( oSettings, oInit, "oSearch", "oPreviousSearch" );
+ _fnMap( oSettings, oInit, "aoSearchCols", "aoPreSearchCols" );
+ _fnMap( oSettings, oInit, "iDisplayLength", "_iDisplayLength" );
+ _fnMap( oSettings, oInit, "bJQueryUI", "bJUI" );
+ _fnMap( oSettings, oInit, "fnCookieCallback" );
+ _fnMap( oSettings, oInit, "fnStateLoad" );
+ _fnMap( oSettings, oInit, "fnStateSave" );
+ _fnMap( oSettings.oLanguage, oInit, "fnInfoCallback" );
+
+ /* Callback functions which are array driven */
+ _fnCallbackReg( oSettings, 'aoDrawCallback', oInit.fnDrawCallback, 'user' );
+ _fnCallbackReg( oSettings, 'aoServerParams', oInit.fnServerParams, 'user' );
+ _fnCallbackReg( oSettings, 'aoStateSaveParams', oInit.fnStateSaveParams, 'user' );
+ _fnCallbackReg( oSettings, 'aoStateLoadParams', oInit.fnStateLoadParams, 'user' );
+ _fnCallbackReg( oSettings, 'aoStateLoaded', oInit.fnStateLoaded, 'user' );
+ _fnCallbackReg( oSettings, 'aoRowCallback', oInit.fnRowCallback, 'user' );
+ _fnCallbackReg( oSettings, 'aoRowCreatedCallback', oInit.fnCreatedRow, 'user' );
+ _fnCallbackReg( oSettings, 'aoHeaderCallback', oInit.fnHeaderCallback, 'user' );
+ _fnCallbackReg( oSettings, 'aoFooterCallback', oInit.fnFooterCallback, 'user' );
+ _fnCallbackReg( oSettings, 'aoInitComplete', oInit.fnInitComplete, 'user' );
+ _fnCallbackReg( oSettings, 'aoPreDrawCallback', oInit.fnPreDrawCallback, 'user' );
+
+ if ( oSettings.oFeatures.bServerSide && oSettings.oFeatures.bSort &&
+ oSettings.oFeatures.bSortClasses )
+ {
+ /* Enable sort classes for server-side processing. Safe to do it here, since server-side
+ * processing must be enabled by the developer
+ */
+ _fnCallbackReg( oSettings, 'aoDrawCallback', _fnSortingClasses, 'server_side_sort_classes' );
+ }
+ else if ( oSettings.oFeatures.bDeferRender )
+ {
+ _fnCallbackReg( oSettings, 'aoDrawCallback', _fnSortingClasses, 'defer_sort_classes' );
+ }
+
+ if ( oInit.bJQueryUI )
+ {
+ /* Use the JUI classes object for display. You could clone the oStdClasses object if
+ * you want to have multiple tables with multiple independent classes
+ */
+ $.extend( oSettings.oClasses, DataTable.ext.oJUIClasses );
+
+ if ( oInit.sDom === DataTable.defaults.sDom && DataTable.defaults.sDom === "lfrtip" )
+ {
+ /* Set the DOM to use a layout suitable for jQuery UI's theming */
+ oSettings.sDom = '<"H"lfr>t<"F"ip>';
+ }
+ }
+ else
+ {
+ $.extend( oSettings.oClasses, DataTable.ext.oStdClasses );
+ }
+ $(this).addClass( oSettings.oClasses.sTable );
+
+ /* Calculate the scroll bar width and cache it for use later on */
+ if ( oSettings.oScroll.sX !== "" || oSettings.oScroll.sY !== "" )
+ {
+ oSettings.oScroll.iBarWidth = _fnScrollBarWidth();
+ }
+
+ if ( oSettings.iInitDisplayStart === undefined )
+ {
+ /* Display start point, taking into account the save saving */
+ oSettings.iInitDisplayStart = oInit.iDisplayStart;
+ oSettings._iDisplayStart = oInit.iDisplayStart;
+ }
+
+ /* Must be done after everything which can be overridden by a cookie! */
+ if ( oInit.bStateSave )
+ {
+ oSettings.oFeatures.bStateSave = true;
+ _fnLoadState( oSettings, oInit );
+ _fnCallbackReg( oSettings, 'aoDrawCallback', _fnSaveState, 'state_save' );
+ }
+
+ if ( oInit.iDeferLoading !== null )
+ {
+ oSettings.bDeferLoading = true;
+ var tmp = $.isArray( oInit.iDeferLoading );
+ oSettings._iRecordsDisplay = tmp ? oInit.iDeferLoading[0] : oInit.iDeferLoading;
+ oSettings._iRecordsTotal = tmp ? oInit.iDeferLoading[1] : oInit.iDeferLoading;
+ }
+
+ if ( oInit.aaData !== null )
+ {
+ bUsePassedData = true;
+ }
+
+ /* Language definitions */
+ if ( oInit.oLanguage.sUrl !== "" )
+ {
+ /* Get the language definitions from a file - because this Ajax call makes the language
+ * get async to the remainder of this function we use bInitHandedOff to indicate that
+ * _fnInitialise will be fired by the returned Ajax handler, rather than the constructor
+ */
+ oSettings.oLanguage.sUrl = oInit.oLanguage.sUrl;
+ $.getJSON( oSettings.oLanguage.sUrl, null, function( json ) {
+ _fnLanguageCompat( json );
+ $.extend( true, oSettings.oLanguage, oInit.oLanguage, json );
+ _fnInitialise( oSettings );
+ } );
+ bInitHandedOff = true;
+ }
+ else
+ {
+ $.extend( true, oSettings.oLanguage, oInit.oLanguage );
+ }
+
+
/*
* Stripes
- * Add the strip classes now that we know which classes to apply - unless overruled
*/
- if ( typeof oInit.asStripClasses == 'undefined' )
+ if ( oInit.asStripeClasses === null )
{
- oSettings.asStripClasses.push( oSettings.oClasses.sStripOdd );
- oSettings.asStripClasses.push( oSettings.oClasses.sStripEven );
+ oSettings.asStripeClasses =[
+ oSettings.oClasses.sStripeOdd,
+ oSettings.oClasses.sStripeEven
+ ];
}
/* Remove row stripe classes if they are already on the table row */
var bStripeRemove = false;
- var anRows = $('>tbody>tr', this);
- for ( i=0, iLen=oSettings.asStripClasses.length ; i<iLen ; i++ )
+ var anRows = $(this).children('tbody').children('tr');
+ for ( i=0, iLen=oSettings.asStripeClasses.length ; i<iLen ; i++ )
{
- if ( anRows.filter(":lt(2)").hasClass( oSettings.asStripClasses[i]) )
+ if ( anRows.filter(":lt(2)").hasClass( oSettings.asStripeClasses[i]) )
{
bStripeRemove = true;
break;
}
}
if ( bStripeRemove )
{
- /* Store the classes which we are about to remove so they can be readded on destory */
- oSettings.asDestoryStrips = [ '', '' ];
- if ( $(anRows[0]).hasClass(oSettings.oClasses.sStripOdd) )
+ /* Store the classes which we are about to remove so they can be re-added on destroy */
+ oSettings.asDestroyStripes = [ '', '' ];
+ if ( $(anRows[0]).hasClass(oSettings.oClasses.sStripeOdd) )
{
- oSettings.asDestoryStrips[0] += oSettings.oClasses.sStripOdd+" ";
+ oSettings.asDestroyStripes[0] += oSettings.oClasses.sStripeOdd+" ";
}
- if ( $(anRows[0]).hasClass(oSettings.oClasses.sStripEven) )
+ if ( $(anRows[0]).hasClass(oSettings.oClasses.sStripeEven) )
{
- oSettings.asDestoryStrips[0] += oSettings.oClasses.sStripEven;
+ oSettings.asDestroyStripes[0] += oSettings.oClasses.sStripeEven;
}
- if ( $(anRows[1]).hasClass(oSettings.oClasses.sStripOdd) )
+ if ( $(anRows[1]).hasClass(oSettings.oClasses.sStripeOdd) )
{
- oSettings.asDestoryStrips[1] += oSettings.oClasses.sStripOdd+" ";
+ oSettings.asDestroyStripes[1] += oSettings.oClasses.sStripeOdd+" ";
}
- if ( $(anRows[1]).hasClass(oSettings.oClasses.sStripEven) )
+ if ( $(anRows[1]).hasClass(oSettings.oClasses.sStripeEven) )
{
- oSettings.asDestoryStrips[1] += oSettings.oClasses.sStripEven;
+ oSettings.asDestroyStripes[1] += oSettings.oClasses.sStripeEven;
}
- anRows.removeClass( oSettings.asStripClasses.join(' ') );
+ anRows.removeClass( oSettings.asStripeClasses.join(' ') );
}
+
/*
* Columns
* See if we should load columns automatically or use defined ones
*/
var anThs = [];
@@ -7159,11 +6589,11 @@
_fnDetectHeader( oSettings.aoHeader, nThead[0] );
anThs = _fnGetUniqueThs( oSettings );
}
/* If not given a column array, generate one with nulls */
- if ( typeof oInit.aoColumns == 'undefined' )
+ if ( oInit.aoColumns === null )
{
aoColumnsInit = [];
for ( i=0, iLen=anThs.length ; i<iLen ; i++ )
{
aoColumnsInit.push( null );
@@ -7175,12 +6605,12 @@
}
/* Add the columns */
for ( i=0, iLen=aoColumnsInit.length ; i<iLen ; i++ )
{
- /* Check if we have column visibilty state to restore */
- if ( typeof oInit.saved_aoColumns != 'undefined' && oInit.saved_aoColumns.length == iLen )
+ /* Short cut - use the loop to check if we have column visibility state to restore */
+ if ( oInit.saved_aoColumns !== undefined && oInit.saved_aoColumns.length == iLen )
{
if ( aoColumnsInit[i] === null )
{
aoColumnsInit[i] = {};
}
@@ -7188,66 +6618,15 @@
}
_fnAddColumn( oSettings, anThs ? anThs[i] : null );
}
- /* Add options from column definations */
- if ( typeof oInit.aoColumnDefs != 'undefined' )
- {
- /* Loop over the column defs array - loop in reverse so first instace has priority */
- for ( i=oInit.aoColumnDefs.length-1 ; i>=0 ; i-- )
- {
- /* Each column def can target multiple columns, as it is an array */
- var aTargets = oInit.aoColumnDefs[i].aTargets;
- if ( !$.isArray( aTargets ) )
- {
- _fnLog( oSettings, 1, 'aTargets must be an array of targets, not a '+(typeof aTargets) );
- }
- for ( j=0, jLen=aTargets.length ; j<jLen ; j++ )
- {
- if ( typeof aTargets[j] == 'number' && aTargets[j] >= 0 )
- {
- /* 0+ integer, left to right column counting. We add columns which are unknown
- * automatically. Is this the right behaviour for this? We should at least
- * log it in future. We cannot do this for the negative or class targets, only here.
- */
- while( oSettings.aoColumns.length <= aTargets[j] )
- {
- _fnAddColumn( oSettings );
- }
- _fnColumnOptions( oSettings, aTargets[j], oInit.aoColumnDefs[i] );
- }
- else if ( typeof aTargets[j] == 'number' && aTargets[j] < 0 )
- {
- /* Negative integer, right to left column counting */
- _fnColumnOptions( oSettings, oSettings.aoColumns.length+aTargets[j],
- oInit.aoColumnDefs[i] );
- }
- else if ( typeof aTargets[j] == 'string' )
- {
- /* Class name matching on TH element */
- for ( k=0, kLen=oSettings.aoColumns.length ; k<kLen ; k++ )
- {
- if ( aTargets[j] == "_all" ||
- $(oSettings.aoColumns[k].nTh).hasClass( aTargets[j] ) )
- {
- _fnColumnOptions( oSettings, k, oInit.aoColumnDefs[i] );
- }
- }
- }
- }
- }
- }
+ /* Apply the column definitions */
+ _fnApplyColumnDefs( oSettings, oInit.aoColumnDefs, aoColumnsInit, function (iCol, oDef) {
+ _fnColumnOptions( oSettings, iCol, oDef );
+ } );
- /* Add options from column array - after the defs array so this has priority */
- if ( typeof aoColumnsInit != 'undefined' )
- {
- for ( i=0, iLen=aoColumnsInit.length ; i<iLen ; i++ )
- {
- _fnColumnOptions( oSettings, i, aoColumnsInit[i] );
- }
- }
/*
* Sorting
* Check the aaSorting array
*/
@@ -7258,18 +6637,17 @@
oSettings.aaSorting[i][0] = 0;
}
var oColumn = oSettings.aoColumns[ oSettings.aaSorting[i][0] ];
/* Add a default sorting index */
- if ( typeof oSettings.aaSorting[i][2] == 'undefined' )
+ if ( oSettings.aaSorting[i][2] === undefined )
{
oSettings.aaSorting[i][2] = 0;
}
/* If aaSorting is not defined, then we use the first indicator in asSorting */
- if ( typeof oInit.aaSorting == "undefined" &&
- typeof oSettings.saved_aaSorting == "undefined" )
+ if ( oInit.aaSorting === undefined && oSettings.saved_aaSorting === undefined )
{
oSettings.aaSorting[i][1] = oColumn.asSorting[0];
}
/* Set the current sorting index based on aoColumns.asSorting */
@@ -7286,31 +6664,52 @@
/* Do a first pass on the sorting classes (allows any size changes to be taken into
* account, and also will apply sorting disabled classes if disabled
*/
_fnSortingClasses( oSettings );
+
/*
* Final init
* Cache the header, body and footer as required, creating them if needed
*/
- var thead = $('>thead', this);
+
+ /* Browser support detection */
+ _fnBrowserDetect( oSettings );
+
+ // Work around for Webkit bug 83867 - store the caption-side before removing from doc
+ var captions = $(this).children('caption').each( function () {
+ this._captionSide = $(this).css('caption-side');
+ } );
+
+ var thead = $(this).children('thead');
if ( thead.length === 0 )
{
thead = [ document.createElement( 'thead' ) ];
this.appendChild( thead[0] );
}
oSettings.nTHead = thead[0];
- var tbody = $('>tbody', this);
+ var tbody = $(this).children('tbody');
if ( tbody.length === 0 )
{
tbody = [ document.createElement( 'tbody' ) ];
this.appendChild( tbody[0] );
}
oSettings.nTBody = tbody[0];
+ oSettings.nTBody.setAttribute( "role", "alert" );
+ oSettings.nTBody.setAttribute( "aria-live", "polite" );
+ oSettings.nTBody.setAttribute( "aria-relevant", "all" );
- var tfoot = $('>tfoot', this);
+ var tfoot = $(this).children('tfoot');
+ if ( tfoot.length === 0 && captions.length > 0 && (oSettings.oScroll.sX !== "" || oSettings.oScroll.sY !== "") )
+ {
+ // If we are a scrolling table, and no footer has been given, then we need to create
+ // a tfoot element for the caption element to be appended to
+ tfoot = [ document.createElement( 'tfoot' ) ];
+ this.appendChild( tfoot[0] );
+ }
+
if ( tfoot.length > 0 )
{
oSettings.nTFoot = tfoot[0];
_fnDetectHeader( oSettings.aoFooter, oSettings.nTFoot );
}
@@ -7338,10 +6737,5356 @@
/* Check if we need to initialise the table (it might not have been handed off to the
* language processor)
*/
if ( bInitHandedOff === false )
{
- _fnInitalise( oSettings );
+ _fnInitialise( oSettings );
}
- });
+ } );
};
-})(jQuery, window, document);
+
+
+
+ /**
+ * Provide a common method for plug-ins to check the version of DataTables being used, in order
+ * to ensure compatibility.
+ * @param {string} sVersion Version string to check for, in the format "X.Y.Z". Note that the
+ * formats "X" and "X.Y" are also acceptable.
+ * @returns {boolean} true if this version of DataTables is greater or equal to the required
+ * version, or false if this version of DataTales is not suitable
+ * @static
+ * @dtopt API-Static
+ *
+ * @example
+ * alert( $.fn.dataTable.fnVersionCheck( '1.9.0' ) );
+ */
+ DataTable.fnVersionCheck = function( sVersion )
+ {
+ /* This is cheap, but effective */
+ var fnZPad = function (Zpad, count)
+ {
+ while(Zpad.length < count) {
+ Zpad += '0';
+ }
+ return Zpad;
+ };
+ var aThis = DataTable.ext.sVersion.split('.');
+ var aThat = sVersion.split('.');
+ var sThis = '', sThat = '';
+
+ for ( var i=0, iLen=aThat.length ; i<iLen ; i++ )
+ {
+ sThis += fnZPad( aThis[i], 3 );
+ sThat += fnZPad( aThat[i], 3 );
+ }
+
+ return parseInt(sThis, 10) >= parseInt(sThat, 10);
+ };
+
+
+ /**
+ * Check if a TABLE node is a DataTable table already or not.
+ * @param {node} nTable The TABLE node to check if it is a DataTable or not (note that other
+ * node types can be passed in, but will always return false).
+ * @returns {boolean} true the table given is a DataTable, or false otherwise
+ * @static
+ * @dtopt API-Static
+ *
+ * @example
+ * var ex = document.getElementById('example');
+ * if ( ! $.fn.DataTable.fnIsDataTable( ex ) ) {
+ * $(ex).dataTable();
+ * }
+ */
+ DataTable.fnIsDataTable = function ( nTable )
+ {
+ var o = DataTable.settings;
+
+ for ( var i=0 ; i<o.length ; i++ )
+ {
+ if ( o[i].nTable === nTable || o[i].nScrollHead === nTable || o[i].nScrollFoot === nTable )
+ {
+ return true;
+ }
+ }
+
+ return false;
+ };
+
+
+ /**
+ * Get all DataTable tables that have been initialised - optionally you can select to
+ * get only currently visible tables.
+ * @param {boolean} [bVisible=false] Flag to indicate if you want all (default) or
+ * visible tables only.
+ * @returns {array} Array of TABLE nodes (not DataTable instances) which are DataTables
+ * @static
+ * @dtopt API-Static
+ *
+ * @example
+ * var table = $.fn.dataTable.fnTables(true);
+ * if ( table.length > 0 ) {
+ * $(table).dataTable().fnAdjustColumnSizing();
+ * }
+ */
+ DataTable.fnTables = function ( bVisible )
+ {
+ var out = [];
+
+ jQuery.each( DataTable.settings, function (i, o) {
+ if ( !bVisible || (bVisible === true && $(o.nTable).is(':visible')) )
+ {
+ out.push( o.nTable );
+ }
+ } );
+
+ return out;
+ };
+
+
+ /**
+ * Version string for plug-ins to check compatibility. Allowed format is
+ * a.b.c.d.e where: a:int, b:int, c:int, d:string(dev|beta), e:int. d and
+ * e are optional
+ * @member
+ * @type string
+ * @default Version number
+ */
+ DataTable.version = "1.9.3";
+
+ /**
+ * Private data store, containing all of the settings objects that are created for the
+ * tables on a given page.
+ *
+ * Note that the <i>DataTable.settings</i> object is aliased to <i>jQuery.fn.dataTableExt</i>
+ * through which it may be accessed and manipulated, or <i>jQuery.fn.dataTable.settings</i>.
+ * @member
+ * @type array
+ * @default []
+ * @private
+ */
+ DataTable.settings = [];
+
+ /**
+ * Object models container, for the various models that DataTables has available
+ * to it. These models define the objects that are used to hold the active state
+ * and configuration of the table.
+ * @namespace
+ */
+ DataTable.models = {};
+
+
+ /**
+ * DataTables extension options and plug-ins. This namespace acts as a collection "area"
+ * for plug-ins that can be used to extend the default DataTables behaviour - indeed many
+ * of the build in methods use this method to provide their own capabilities (sorting methods
+ * for example).
+ *
+ * Note that this namespace is aliased to jQuery.fn.dataTableExt so it can be readily accessed
+ * and modified by plug-ins.
+ * @namespace
+ */
+ DataTable.models.ext = {
+ /**
+ * Plug-in filtering functions - this method of filtering is complimentary to the default
+ * type based filtering, and a lot more comprehensive as it allows you complete control
+ * over the filtering logic. Each element in this array is a function (parameters
+ * described below) that is called for every row in the table, and your logic decides if
+ * it should be included in the filtered data set or not.
+ * <ul>
+ * <li>
+ * Function input parameters:
+ * <ul>
+ * <li>{object} DataTables settings object: see {@link DataTable.models.oSettings}.</li>
+ * <li>{array|object} Data for the row to be processed (same as the original format
+ * that was passed in as the data source, or an array from a DOM data source</li>
+ * <li>{int} Row index in aoData ({@link DataTable.models.oSettings.aoData}), which can
+ * be useful to retrieve the TR element if you need DOM interaction.</li>
+ * </ul>
+ * </li>
+ * <li>
+ * Function return:
+ * <ul>
+ * <li>{boolean} Include the row in the filtered result set (true) or not (false)</li>
+ * </ul>
+ * </il>
+ * </ul>
+ * @type array
+ * @default []
+ *
+ * @example
+ * // The following example shows custom filtering being applied to the fourth column (i.e.
+ * // the aData[3] index) based on two input values from the end-user, matching the data in
+ * // a certain range.
+ * $.fn.dataTableExt.afnFiltering.push(
+ * function( oSettings, aData, iDataIndex ) {
+ * var iMin = document.getElementById('min').value * 1;
+ * var iMax = document.getElementById('max').value * 1;
+ * var iVersion = aData[3] == "-" ? 0 : aData[3]*1;
+ * if ( iMin == "" && iMax == "" ) {
+ * return true;
+ * }
+ * else if ( iMin == "" && iVersion < iMax ) {
+ * return true;
+ * }
+ * else if ( iMin < iVersion && "" == iMax ) {
+ * return true;
+ * }
+ * else if ( iMin < iVersion && iVersion < iMax ) {
+ * return true;
+ * }
+ * return false;
+ * }
+ * );
+ */
+ "afnFiltering": [],
+
+
+ /**
+ * Plug-in sorting functions - this method of sorting is complimentary to the default type
+ * based sorting that DataTables does automatically, allowing much greater control over the
+ * the data that is being used to sort a column. This is useful if you want to do sorting
+ * based on live data (for example the contents of an 'input' element) rather than just the
+ * static string that DataTables knows of. The way these plug-ins work is that you create
+ * an array of the values you wish to be sorted for the column in question and then return
+ * that array. Which pre-sorting function is run here depends on the sSortDataType parameter
+ * that is used for the column (if any). This is the corollary of <i>ofnSearch</i> for sort
+ * data.
+ * <ul>
+ * <li>
+ * Function input parameters:
+ * <ul>
+ * <li>{object} DataTables settings object: see {@link DataTable.models.oSettings}.</li>
+ * <li>{int} Target column index</li>
+ * </ul>
+ * </li>
+ * <li>
+ * Function return:
+ * <ul>
+ * <li>{array} Data for the column to be sorted upon</li>
+ * </ul>
+ * </il>
+ * </ul>
+ *
+ * Note that as of v1.9, it is typically preferable to use <i>mData</i> to prepare data for
+ * the different uses that DataTables can put the data to. Specifically <i>mData</i> when
+ * used as a function will give you a 'type' (sorting, filtering etc) that you can use to
+ * prepare the data as required for the different types. As such, this method is deprecated.
+ * @type array
+ * @default []
+ * @deprecated
+ *
+ * @example
+ * // Updating the cached sorting information with user entered values in HTML input elements
+ * jQuery.fn.dataTableExt.afnSortData['dom-text'] = function ( oSettings, iColumn )
+ * {
+ * var aData = [];
+ * $( 'td:eq('+iColumn+') input', oSettings.oApi._fnGetTrNodes(oSettings) ).each( function () {
+ * aData.push( this.value );
+ * } );
+ * return aData;
+ * }
+ */
+ "afnSortData": [],
+
+
+ /**
+ * Feature plug-ins - This is an array of objects which describe the feature plug-ins that are
+ * available to DataTables. These feature plug-ins are accessible through the sDom initialisation
+ * option. As such, each feature plug-in must describe a function that is used to initialise
+ * itself (fnInit), a character so the feature can be enabled by sDom (cFeature) and the name
+ * of the feature (sFeature). Thus the objects attached to this method must provide:
+ * <ul>
+ * <li>{function} fnInit Initialisation of the plug-in
+ * <ul>
+ * <li>
+ * Function input parameters:
+ * <ul>
+ * <li>{object} DataTables settings object: see {@link DataTable.models.oSettings}.</li>
+ * </ul>
+ * </li>
+ * <li>
+ * Function return:
+ * <ul>
+ * <li>{node|null} The element which contains your feature. Note that the return
+ * may also be void if your plug-in does not require to inject any DOM elements
+ * into DataTables control (sDom) - for example this might be useful when
+ * developing a plug-in which allows table control via keyboard entry.</li>
+ * </ul>
+ * </il>
+ * </ul>
+ * </li>
+ * <li>{character} cFeature Character that will be matched in sDom - case sensitive</li>
+ * <li>{string} sFeature Feature name</li>
+ * </ul>
+ * @type array
+ * @default []
+ *
+ * @example
+ * // How TableTools initialises itself.
+ * $.fn.dataTableExt.aoFeatures.push( {
+ * "fnInit": function( oSettings ) {
+ * return new TableTools( { "oDTSettings": oSettings } );
+ * },
+ * "cFeature": "T",
+ * "sFeature": "TableTools"
+ * } );
+ */
+ "aoFeatures": [],
+
+
+ /**
+ * Type detection plug-in functions - DataTables utilises types to define how sorting and
+ * filtering behave, and types can be either be defined by the developer (sType for the
+ * column) or they can be automatically detected by the methods in this array. The functions
+ * defined in the array are quite simple, taking a single parameter (the data to analyse)
+ * and returning the type if it is a known type, or null otherwise.
+ * <ul>
+ * <li>
+ * Function input parameters:
+ * <ul>
+ * <li>{*} Data from the column cell to be analysed</li>
+ * </ul>
+ * </li>
+ * <li>
+ * Function return:
+ * <ul>
+ * <li>{string|null} Data type detected, or null if unknown (and thus pass it
+ * on to the other type detection functions.</li>
+ * </ul>
+ * </il>
+ * </ul>
+ * @type array
+ * @default []
+ *
+ * @example
+ * // Currency type detection plug-in:
+ * jQuery.fn.dataTableExt.aTypes.push(
+ * function ( sData ) {
+ * var sValidChars = "0123456789.-";
+ * var Char;
+ *
+ * // Check the numeric part
+ * for ( i=1 ; i<sData.length ; i++ ) {
+ * Char = sData.charAt(i);
+ * if (sValidChars.indexOf(Char) == -1) {
+ * return null;
+ * }
+ * }
+ *
+ * // Check prefixed by currency
+ * if ( sData.charAt(0) == '$' || sData.charAt(0) == '£' ) {
+ * return 'currency';
+ * }
+ * return null;
+ * }
+ * );
+ */
+ "aTypes": [],
+
+
+ /**
+ * Provide a common method for plug-ins to check the version of DataTables being used,
+ * in order to ensure compatibility.
+ * @type function
+ * @param {string} sVersion Version string to check for, in the format "X.Y.Z". Note
+ * that the formats "X" and "X.Y" are also acceptable.
+ * @returns {boolean} true if this version of DataTables is greater or equal to the
+ * required version, or false if this version of DataTales is not suitable
+ *
+ * @example
+ * $(document).ready(function() {
+ * var oTable = $('#example').dataTable();
+ * alert( oTable.fnVersionCheck( '1.9.0' ) );
+ * } );
+ */
+ "fnVersionCheck": DataTable.fnVersionCheck,
+
+
+ /**
+ * Index for what 'this' index API functions should use
+ * @type int
+ * @default 0
+ */
+ "iApiIndex": 0,
+
+
+ /**
+ * Pre-processing of filtering data plug-ins - When you assign the sType for a column
+ * (or have it automatically detected for you by DataTables or a type detection plug-in),
+ * you will typically be using this for custom sorting, but it can also be used to provide
+ * custom filtering by allowing you to pre-processing the data and returning the data in
+ * the format that should be filtered upon. This is done by adding functions this object
+ * with a parameter name which matches the sType for that target column. This is the
+ * corollary of <i>afnSortData</i> for filtering data.
+ * <ul>
+ * <li>
+ * Function input parameters:
+ * <ul>
+ * <li>{*} Data from the column cell to be prepared for filtering</li>
+ * </ul>
+ * </li>
+ * <li>
+ * Function return:
+ * <ul>
+ * <li>{string|null} Formatted string that will be used for the filtering.</li>
+ * </ul>
+ * </il>
+ * </ul>
+ *
+ * Note that as of v1.9, it is typically preferable to use <i>mData</i> to prepare data for
+ * the different uses that DataTables can put the data to. Specifically <i>mData</i> when
+ * used as a function will give you a 'type' (sorting, filtering etc) that you can use to
+ * prepare the data as required for the different types. As such, this method is deprecated.
+ * @type object
+ * @default {}
+ * @deprecated
+ *
+ * @example
+ * $.fn.dataTableExt.ofnSearch['title-numeric'] = function ( sData ) {
+ * return sData.replace(/\n/g," ").replace( /<.*?>/g, "" );
+ * }
+ */
+ "ofnSearch": {},
+
+
+ /**
+ * Container for all private functions in DataTables so they can be exposed externally
+ * @type object
+ * @default {}
+ */
+ "oApi": {},
+
+
+ /**
+ * Storage for the various classes that DataTables uses
+ * @type object
+ * @default {}
+ */
+ "oStdClasses": {},
+
+
+ /**
+ * Storage for the various classes that DataTables uses - jQuery UI suitable
+ * @type object
+ * @default {}
+ */
+ "oJUIClasses": {},
+
+
+ /**
+ * Pagination plug-in methods - The style and controls of the pagination can significantly
+ * impact on how the end user interacts with the data in your table, and DataTables allows
+ * the addition of pagination controls by extending this object, which can then be enabled
+ * through the <i>sPaginationType</i> initialisation parameter. Each pagination type that
+ * is added is an object (the property name of which is what <i>sPaginationType</i> refers
+ * to) that has two properties, both methods that are used by DataTables to update the
+ * control's state.
+ * <ul>
+ * <li>
+ * fnInit - Initialisation of the paging controls. Called only during initialisation
+ * of the table. It is expected that this function will add the required DOM elements
+ * to the page for the paging controls to work. The element pointer
+ * 'oSettings.aanFeatures.p' array is provided by DataTables to contain the paging
+ * controls (note that this is a 2D array to allow for multiple instances of each
+ * DataTables DOM element). It is suggested that you add the controls to this element
+ * as children
+ * <ul>
+ * <li>
+ * Function input parameters:
+ * <ul>
+ * <li>{object} DataTables settings object: see {@link DataTable.models.oSettings}.</li>
+ * <li>{node} Container into which the pagination controls must be inserted</li>
+ * <li>{function} Draw callback function - whenever the controls cause a page
+ * change, this method must be called to redraw the table.</li>
+ * </ul>
+ * </li>
+ * <li>
+ * Function return:
+ * <ul>
+ * <li>No return required</li>
+ * </ul>
+ * </il>
+ * </ul>
+ * </il>
+ * <li>
+ * fnInit - This function is called whenever the paging status of the table changes and is
+ * typically used to update classes and/or text of the paging controls to reflex the new
+ * status.
+ * <ul>
+ * <li>
+ * Function input parameters:
+ * <ul>
+ * <li>{object} DataTables settings object: see {@link DataTable.models.oSettings}.</li>
+ * <li>{function} Draw callback function - in case you need to redraw the table again
+ * or attach new event listeners</li>
+ * </ul>
+ * </li>
+ * <li>
+ * Function return:
+ * <ul>
+ * <li>No return required</li>
+ * </ul>
+ * </il>
+ * </ul>
+ * </il>
+ * </ul>
+ * @type object
+ * @default {}
+ *
+ * @example
+ * $.fn.dataTableExt.oPagination.four_button = {
+ * "fnInit": function ( oSettings, nPaging, fnCallbackDraw ) {
+ * nFirst = document.createElement( 'span' );
+ * nPrevious = document.createElement( 'span' );
+ * nNext = document.createElement( 'span' );
+ * nLast = document.createElement( 'span' );
+ *
+ * nFirst.appendChild( document.createTextNode( oSettings.oLanguage.oPaginate.sFirst ) );
+ * nPrevious.appendChild( document.createTextNode( oSettings.oLanguage.oPaginate.sPrevious ) );
+ * nNext.appendChild( document.createTextNode( oSettings.oLanguage.oPaginate.sNext ) );
+ * nLast.appendChild( document.createTextNode( oSettings.oLanguage.oPaginate.sLast ) );
+ *
+ * nFirst.className = "paginate_button first";
+ * nPrevious.className = "paginate_button previous";
+ * nNext.className="paginate_button next";
+ * nLast.className = "paginate_button last";
+ *
+ * nPaging.appendChild( nFirst );
+ * nPaging.appendChild( nPrevious );
+ * nPaging.appendChild( nNext );
+ * nPaging.appendChild( nLast );
+ *
+ * $(nFirst).click( function () {
+ * oSettings.oApi._fnPageChange( oSettings, "first" );
+ * fnCallbackDraw( oSettings );
+ * } );
+ *
+ * $(nPrevious).click( function() {
+ * oSettings.oApi._fnPageChange( oSettings, "previous" );
+ * fnCallbackDraw( oSettings );
+ * } );
+ *
+ * $(nNext).click( function() {
+ * oSettings.oApi._fnPageChange( oSettings, "next" );
+ * fnCallbackDraw( oSettings );
+ * } );
+ *
+ * $(nLast).click( function() {
+ * oSettings.oApi._fnPageChange( oSettings, "last" );
+ * fnCallbackDraw( oSettings );
+ * } );
+ *
+ * $(nFirst).bind( 'selectstart', function () { return false; } );
+ * $(nPrevious).bind( 'selectstart', function () { return false; } );
+ * $(nNext).bind( 'selectstart', function () { return false; } );
+ * $(nLast).bind( 'selectstart', function () { return false; } );
+ * },
+ *
+ * "fnUpdate": function ( oSettings, fnCallbackDraw ) {
+ * if ( !oSettings.aanFeatures.p ) {
+ * return;
+ * }
+ *
+ * // Loop over each instance of the pager
+ * var an = oSettings.aanFeatures.p;
+ * for ( var i=0, iLen=an.length ; i<iLen ; i++ ) {
+ * var buttons = an[i].getElementsByTagName('span');
+ * if ( oSettings._iDisplayStart === 0 ) {
+ * buttons[0].className = "paginate_disabled_previous";
+ * buttons[1].className = "paginate_disabled_previous";
+ * }
+ * else {
+ * buttons[0].className = "paginate_enabled_previous";
+ * buttons[1].className = "paginate_enabled_previous";
+ * }
+ *
+ * if ( oSettings.fnDisplayEnd() == oSettings.fnRecordsDisplay() ) {
+ * buttons[2].className = "paginate_disabled_next";
+ * buttons[3].className = "paginate_disabled_next";
+ * }
+ * else {
+ * buttons[2].className = "paginate_enabled_next";
+ * buttons[3].className = "paginate_enabled_next";
+ * }
+ * }
+ * }
+ * };
+ */
+ "oPagination": {},
+
+
+ /**
+ * Sorting plug-in methods - Sorting in DataTables is based on the detected type of the
+ * data column (you can add your own type detection functions, or override automatic
+ * detection using sType). With this specific type given to the column, DataTables will
+ * apply the required sort from the functions in the object. Each sort type must provide
+ * two mandatory methods, one each for ascending and descending sorting, and can optionally
+ * provide a pre-formatting method that will help speed up sorting by allowing DataTables
+ * to pre-format the sort data only once (rather than every time the actual sort functions
+ * are run). The two sorting functions are typical Javascript sort methods:
+ * <ul>
+ * <li>
+ * Function input parameters:
+ * <ul>
+ * <li>{*} Data to compare to the second parameter</li>
+ * <li>{*} Data to compare to the first parameter</li>
+ * </ul>
+ * </li>
+ * <li>
+ * Function return:
+ * <ul>
+ * <li>{int} Sorting match: <0 if first parameter should be sorted lower than
+ * the second parameter, ===0 if the two parameters are equal and >0 if
+ * the first parameter should be sorted height than the second parameter.</li>
+ * </ul>
+ * </il>
+ * </ul>
+ * @type object
+ * @default {}
+ *
+ * @example
+ * // Case-sensitive string sorting, with no pre-formatting method
+ * $.extend( $.fn.dataTableExt.oSort, {
+ * "string-case-asc": function(x,y) {
+ * return ((x < y) ? -1 : ((x > y) ? 1 : 0));
+ * },
+ * "string-case-desc": function(x,y) {
+ * return ((x < y) ? 1 : ((x > y) ? -1 : 0));
+ * }
+ * } );
+ *
+ * @example
+ * // Case-insensitive string sorting, with pre-formatting
+ * $.extend( $.fn.dataTableExt.oSort, {
+ * "string-pre": function(x) {
+ * return x.toLowerCase();
+ * },
+ * "string-asc": function(x,y) {
+ * return ((x < y) ? -1 : ((x > y) ? 1 : 0));
+ * },
+ * "string-desc": function(x,y) {
+ * return ((x < y) ? 1 : ((x > y) ? -1 : 0));
+ * }
+ * } );
+ */
+ "oSort": {},
+
+
+ /**
+ * Version string for plug-ins to check compatibility. Allowed format is
+ * a.b.c.d.e where: a:int, b:int, c:int, d:string(dev|beta), e:int. d and
+ * e are optional
+ * @type string
+ * @default Version number
+ */
+ "sVersion": DataTable.version,
+
+
+ /**
+ * How should DataTables report an error. Can take the value 'alert' or 'throw'
+ * @type string
+ * @default alert
+ */
+ "sErrMode": "alert",
+
+
+ /**
+ * Store information for DataTables to access globally about other instances
+ * @namespace
+ * @private
+ */
+ "_oExternConfig": {
+ /* int:iNextUnique - next unique number for an instance */
+ "iNextUnique": 0
+ }
+ };
+
+
+
+
+ /**
+ * Template object for the way in which DataTables holds information about
+ * search information for the global filter and individual column filters.
+ * @namespace
+ */
+ DataTable.models.oSearch = {
+ /**
+ * Flag to indicate if the filtering should be case insensitive or not
+ * @type boolean
+ * @default true
+ */
+ "bCaseInsensitive": true,
+
+ /**
+ * Applied search term
+ * @type string
+ * @default <i>Empty string</i>
+ */
+ "sSearch": "",
+
+ /**
+ * Flag to indicate if the search term should be interpreted as a
+ * regular expression (true) or not (false) and therefore and special
+ * regex characters escaped.
+ * @type boolean
+ * @default false
+ */
+ "bRegex": false,
+
+ /**
+ * Flag to indicate if DataTables is to use its smart filtering or not.
+ * @type boolean
+ * @default true
+ */
+ "bSmart": true
+ };
+
+
+
+
+ /**
+ * Template object for the way in which DataTables holds information about
+ * each individual row. This is the object format used for the settings
+ * aoData array.
+ * @namespace
+ */
+ DataTable.models.oRow = {
+ /**
+ * TR element for the row
+ * @type node
+ * @default null
+ */
+ "nTr": null,
+
+ /**
+ * Data object from the original data source for the row. This is either
+ * an array if using the traditional form of DataTables, or an object if
+ * using mData options. The exact type will depend on the passed in
+ * data from the data source, or will be an array if using DOM a data
+ * source.
+ * @type array|object
+ * @default []
+ */
+ "_aData": [],
+
+ /**
+ * Sorting data cache - this array is ostensibly the same length as the
+ * number of columns (although each index is generated only as it is
+ * needed), and holds the data that is used for sorting each column in the
+ * row. We do this cache generation at the start of the sort in order that
+ * the formatting of the sort data need be done only once for each cell
+ * per sort. This array should not be read from or written to by anything
+ * other than the master sorting methods.
+ * @type array
+ * @default []
+ * @private
+ */
+ "_aSortData": [],
+
+ /**
+ * Array of TD elements that are cached for hidden rows, so they can be
+ * reinserted into the table if a column is made visible again (or to act
+ * as a store if a column is made hidden). Only hidden columns have a
+ * reference in the array. For non-hidden columns the value is either
+ * undefined or null.
+ * @type array nodes
+ * @default []
+ * @private
+ */
+ "_anHidden": [],
+
+ /**
+ * Cache of the class name that DataTables has applied to the row, so we
+ * can quickly look at this variable rather than needing to do a DOM check
+ * on className for the nTr property.
+ * @type string
+ * @default <i>Empty string</i>
+ * @private
+ */
+ "_sRowStripe": ""
+ };
+
+
+
+ /**
+ * Template object for the column information object in DataTables. This object
+ * is held in the settings aoColumns array and contains all the information that
+ * DataTables needs about each individual column.
+ *
+ * Note that this object is related to {@link DataTable.defaults.columns}
+ * but this one is the internal data store for DataTables's cache of columns.
+ * It should NOT be manipulated outside of DataTables. Any configuration should
+ * be done through the initialisation options.
+ * @namespace
+ */
+ DataTable.models.oColumn = {
+ /**
+ * A list of the columns that sorting should occur on when this column
+ * is sorted. That this property is an array allows multi-column sorting
+ * to be defined for a column (for example first name / last name columns
+ * would benefit from this). The values are integers pointing to the
+ * columns to be sorted on (typically it will be a single integer pointing
+ * at itself, but that doesn't need to be the case).
+ * @type array
+ */
+ "aDataSort": null,
+
+ /**
+ * Define the sorting directions that are applied to the column, in sequence
+ * as the column is repeatedly sorted upon - i.e. the first value is used
+ * as the sorting direction when the column if first sorted (clicked on).
+ * Sort it again (click again) and it will move on to the next index.
+ * Repeat until loop.
+ * @type array
+ */
+ "asSorting": null,
+
+ /**
+ * Flag to indicate if the column is searchable, and thus should be included
+ * in the filtering or not.
+ * @type boolean
+ */
+ "bSearchable": null,
+
+ /**
+ * Flag to indicate if the column is sortable or not.
+ * @type boolean
+ */
+ "bSortable": null,
+
+ /**
+ * When using fnRender, you have two options for what to do with the data,
+ * and this property serves as the switch. Firstly, you can have the sorting
+ * and filtering use the rendered value (true - default), or you can have
+ * the sorting and filtering us the original value (false).
+ *
+ * *NOTE* It is it is advisable now to use mData as a function and make
+ * use of the 'type' that it gives, allowing (potentially) different data to
+ * be used for sorting, filtering, display and type detection.
+ * @type boolean
+ * @deprecated
+ */
+ "bUseRendered": null,
+
+ /**
+ * Flag to indicate if the column is currently visible in the table or not
+ * @type boolean
+ */
+ "bVisible": null,
+
+ /**
+ * Flag to indicate to the type detection method if the automatic type
+ * detection should be used, or if a column type (sType) has been specified
+ * @type boolean
+ * @default true
+ * @private
+ */
+ "_bAutoType": true,
+
+ /**
+ * Developer definable function that is called whenever a cell is created (Ajax source,
+ * etc) or processed for input (DOM source). This can be used as a compliment to fnRender
+ * allowing you to modify the DOM element (add background colour for example) when the
+ * element is available (since it is not when fnRender is called).
+ * @type function
+ * @param {element} nTd The TD node that has been created
+ * @param {*} sData The Data for the cell
+ * @param {array|object} oData The data for the whole row
+ * @param {int} iRow The row index for the aoData data store
+ * @default null
+ */
+ "fnCreatedCell": null,
+
+ /**
+ * Function to get data from a cell in a column. You should <b>never</b>
+ * access data directly through _aData internally in DataTables - always use
+ * the method attached to this property. It allows mData to function as
+ * required. This function is automatically assigned by the column
+ * initialisation method
+ * @type function
+ * @param {array|object} oData The data array/object for the array
+ * (i.e. aoData[]._aData)
+ * @param {string} sSpecific The specific data type you want to get -
+ * 'display', 'type' 'filter' 'sort'
+ * @returns {*} The data for the cell from the given row's data
+ * @default null
+ */
+ "fnGetData": null,
+
+ /**
+ * Custom display function that will be called for the display of each cell
+ * in this column.
+ * @type function
+ * @param {object} o Object with the following parameters:
+ * @param {int} o.iDataRow The row in aoData
+ * @param {int} o.iDataColumn The column in question
+ * @param {array} o.aData The data for the row in question
+ * @param {object} o.oSettings The settings object for this DataTables instance
+ * @returns {string} The string you which to use in the display
+ * @default null
+ */
+ "fnRender": null,
+
+ /**
+ * Function to set data for a cell in the column. You should <b>never</b>
+ * set the data directly to _aData internally in DataTables - always use
+ * this method. It allows mData to function as required. This function
+ * is automatically assigned by the column initialisation method
+ * @type function
+ * @param {array|object} oData The data array/object for the array
+ * (i.e. aoData[]._aData)
+ * @param {*} sValue Value to set
+ * @default null
+ */
+ "fnSetData": null,
+
+ /**
+ * Property to read the value for the cells in the column from the data
+ * source array / object. If null, then the default content is used, if a
+ * function is given then the return from the function is used.
+ * @type function|int|string|null
+ * @default null
+ */
+ "mData": null,
+
+ /**
+ * Partner property to mData which is used (only when defined) to get
+ * the data - i.e. it is basically the same as mData, but without the
+ * 'set' option, and also the data fed to it is the result from mData.
+ * This is the rendering method to match the data method of mData.
+ * @type function|int|string|null
+ * @default null
+ */
+ "mRender": null,
+
+ /**
+ * Unique header TH/TD element for this column - this is what the sorting
+ * listener is attached to (if sorting is enabled.)
+ * @type node
+ * @default null
+ */
+ "nTh": null,
+
+ /**
+ * Unique footer TH/TD element for this column (if there is one). Not used
+ * in DataTables as such, but can be used for plug-ins to reference the
+ * footer for each column.
+ * @type node
+ * @default null
+ */
+ "nTf": null,
+
+ /**
+ * The class to apply to all TD elements in the table's TBODY for the column
+ * @type string
+ * @default null
+ */
+ "sClass": null,
+
+ /**
+ * When DataTables calculates the column widths to assign to each column,
+ * it finds the longest string in each column and then constructs a
+ * temporary table and reads the widths from that. The problem with this
+ * is that "mmm" is much wider then "iiii", but the latter is a longer
+ * string - thus the calculation can go wrong (doing it properly and putting
+ * it into an DOM object and measuring that is horribly(!) slow). Thus as
+ * a "work around" we provide this option. It will append its value to the
+ * text that is found to be the longest string for the column - i.e. padding.
+ * @type string
+ */
+ "sContentPadding": null,
+
+ /**
+ * Allows a default value to be given for a column's data, and will be used
+ * whenever a null data source is encountered (this can be because mData
+ * is set to null, or because the data source itself is null).
+ * @type string
+ * @default null
+ */
+ "sDefaultContent": null,
+
+ /**
+ * Name for the column, allowing reference to the column by name as well as
+ * by index (needs a lookup to work by name).
+ * @type string
+ */
+ "sName": null,
+
+ /**
+ * Custom sorting data type - defines which of the available plug-ins in
+ * afnSortData the custom sorting will use - if any is defined.
+ * @type string
+ * @default std
+ */
+ "sSortDataType": 'std',
+
+ /**
+ * Class to be applied to the header element when sorting on this column
+ * @type string
+ * @default null
+ */
+ "sSortingClass": null,
+
+ /**
+ * Class to be applied to the header element when sorting on this column -
+ * when jQuery UI theming is used.
+ * @type string
+ * @default null
+ */
+ "sSortingClassJUI": null,
+
+ /**
+ * Title of the column - what is seen in the TH element (nTh).
+ * @type string
+ */
+ "sTitle": null,
+
+ /**
+ * Column sorting and filtering type
+ * @type string
+ * @default null
+ */
+ "sType": null,
+
+ /**
+ * Width of the column
+ * @type string
+ * @default null
+ */
+ "sWidth": null,
+
+ /**
+ * Width of the column when it was first "encountered"
+ * @type string
+ * @default null
+ */
+ "sWidthOrig": null
+ };
+
+
+
+ /**
+ * Initialisation options that can be given to DataTables at initialisation
+ * time.
+ * @namespace
+ */
+ DataTable.defaults = {
+ /**
+ * An array of data to use for the table, passed in at initialisation which
+ * will be used in preference to any data which is already in the DOM. This is
+ * particularly useful for constructing tables purely in Javascript, for
+ * example with a custom Ajax call.
+ * @type array
+ * @default null
+ * @dtopt Option
+ *
+ * @example
+ * // Using a 2D array data source
+ * $(document).ready( function () {
+ * $('#example').dataTable( {
+ * "aaData": [
+ * ['Trident', 'Internet Explorer 4.0', 'Win 95+', 4, 'X'],
+ * ['Trident', 'Internet Explorer 5.0', 'Win 95+', 5, 'C'],
+ * ],
+ * "aoColumns": [
+ * { "sTitle": "Engine" },
+ * { "sTitle": "Browser" },
+ * { "sTitle": "Platform" },
+ * { "sTitle": "Version" },
+ * { "sTitle": "Grade" }
+ * ]
+ * } );
+ * } );
+ *
+ * @example
+ * // Using an array of objects as a data source (mData)
+ * $(document).ready( function () {
+ * $('#example').dataTable( {
+ * "aaData": [
+ * {
+ * "engine": "Trident",
+ * "browser": "Internet Explorer 4.0",
+ * "platform": "Win 95+",
+ * "version": 4,
+ * "grade": "X"
+ * },
+ * {
+ * "engine": "Trident",
+ * "browser": "Internet Explorer 5.0",
+ * "platform": "Win 95+",
+ * "version": 5,
+ * "grade": "C"
+ * }
+ * ],
+ * "aoColumns": [
+ * { "sTitle": "Engine", "mData": "engine" },
+ * { "sTitle": "Browser", "mData": "browser" },
+ * { "sTitle": "Platform", "mData": "platform" },
+ * { "sTitle": "Version", "mData": "version" },
+ * { "sTitle": "Grade", "mData": "grade" }
+ * ]
+ * } );
+ * } );
+ */
+ "aaData": null,
+
+
+ /**
+ * If sorting is enabled, then DataTables will perform a first pass sort on
+ * initialisation. You can define which column(s) the sort is performed upon,
+ * and the sorting direction, with this variable. The aaSorting array should
+ * contain an array for each column to be sorted initially containing the
+ * column's index and a direction string ('asc' or 'desc').
+ * @type array
+ * @default [[0,'asc']]
+ * @dtopt Option
+ *
+ * @example
+ * // Sort by 3rd column first, and then 4th column
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aaSorting": [[2,'asc'], [3,'desc']]
+ * } );
+ * } );
+ *
+ * // No initial sorting
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aaSorting": []
+ * } );
+ * } );
+ */
+ "aaSorting": [[0,'asc']],
+
+
+ /**
+ * This parameter is basically identical to the aaSorting parameter, but
+ * cannot be overridden by user interaction with the table. What this means
+ * is that you could have a column (visible or hidden) which the sorting will
+ * always be forced on first - any sorting after that (from the user) will
+ * then be performed as required. This can be useful for grouping rows
+ * together.
+ * @type array
+ * @default null
+ * @dtopt Option
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aaSortingFixed": [[0,'asc']]
+ * } );
+ * } )
+ */
+ "aaSortingFixed": null,
+
+
+ /**
+ * This parameter allows you to readily specify the entries in the length drop
+ * down menu that DataTables shows when pagination is enabled. It can be
+ * either a 1D array of options which will be used for both the displayed
+ * option and the value, or a 2D array which will use the array in the first
+ * position as the value, and the array in the second position as the
+ * displayed options (useful for language strings such as 'All').
+ * @type array
+ * @default [ 10, 25, 50, 100 ]
+ * @dtopt Option
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aLengthMenu": [[10, 25, 50, -1], [10, 25, 50, "All"]]
+ * } );
+ * } );
+ *
+ * @example
+ * // Setting the default display length as well as length menu
+ * // This is likely to be wanted if you remove the '10' option which
+ * // is the iDisplayLength default.
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "iDisplayLength": 25,
+ * "aLengthMenu": [[25, 50, 100, -1], [25, 50, 100, "All"]]
+ * } );
+ * } );
+ */
+ "aLengthMenu": [ 10, 25, 50, 100 ],
+
+
+ /**
+ * The aoColumns option in the initialisation parameter allows you to define
+ * details about the way individual columns behave. For a full list of
+ * column options that can be set, please see
+ * {@link DataTable.defaults.columns}. Note that if you use aoColumns to
+ * define your columns, you must have an entry in the array for every single
+ * column that you have in your table (these can be null if you don't which
+ * to specify any options).
+ * @member
+ */
+ "aoColumns": null,
+
+ /**
+ * Very similar to aoColumns, aoColumnDefs allows you to target a specific
+ * column, multiple columns, or all columns, using the aTargets property of
+ * each object in the array. This allows great flexibility when creating
+ * tables, as the aoColumnDefs arrays can be of any length, targeting the
+ * columns you specifically want. aoColumnDefs may use any of the column
+ * options available: {@link DataTable.defaults.columns}, but it _must_
+ * have aTargets defined in each object in the array. Values in the aTargets
+ * array may be:
+ * <ul>
+ * <li>a string - class name will be matched on the TH for the column</li>
+ * <li>0 or a positive integer - column index counting from the left</li>
+ * <li>a negative integer - column index counting from the right</li>
+ * <li>the string "_all" - all columns (i.e. assign a default)</li>
+ * </ul>
+ * @member
+ */
+ "aoColumnDefs": null,
+
+
+ /**
+ * Basically the same as oSearch, this parameter defines the individual column
+ * filtering state at initialisation time. The array must be of the same size
+ * as the number of columns, and each element be an object with the parameters
+ * "sSearch" and "bEscapeRegex" (the latter is optional). 'null' is also
+ * accepted and the default will be used.
+ * @type array
+ * @default []
+ * @dtopt Option
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoSearchCols": [
+ * null,
+ * { "sSearch": "My filter" },
+ * null,
+ * { "sSearch": "^[0-9]", "bEscapeRegex": false }
+ * ]
+ * } );
+ * } )
+ */
+ "aoSearchCols": [],
+
+
+ /**
+ * An array of CSS classes that should be applied to displayed rows. This
+ * array may be of any length, and DataTables will apply each class
+ * sequentially, looping when required.
+ * @type array
+ * @default null <i>Will take the values determined by the oClasses.sStripe*
+ * options</i>
+ * @dtopt Option
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "asStripeClasses": [ 'strip1', 'strip2', 'strip3' ]
+ * } );
+ * } )
+ */
+ "asStripeClasses": null,
+
+
+ /**
+ * Enable or disable automatic column width calculation. This can be disabled
+ * as an optimisation (it takes some time to calculate the widths) if the
+ * tables widths are passed in using aoColumns.
+ * @type boolean
+ * @default true
+ * @dtopt Features
+ *
+ * @example
+ * $(document).ready( function () {
+ * $('#example').dataTable( {
+ * "bAutoWidth": false
+ * } );
+ * } );
+ */
+ "bAutoWidth": true,
+
+
+ /**
+ * Deferred rendering can provide DataTables with a huge speed boost when you
+ * are using an Ajax or JS data source for the table. This option, when set to
+ * true, will cause DataTables to defer the creation of the table elements for
+ * each row until they are needed for a draw - saving a significant amount of
+ * time.
+ * @type boolean
+ * @default false
+ * @dtopt Features
+ *
+ * @example
+ * $(document).ready( function() {
+ * var oTable = $('#example').dataTable( {
+ * "sAjaxSource": "sources/arrays.txt",
+ * "bDeferRender": true
+ * } );
+ * } );
+ */
+ "bDeferRender": false,
+
+
+ /**
+ * Replace a DataTable which matches the given selector and replace it with
+ * one which has the properties of the new initialisation object passed. If no
+ * table matches the selector, then the new DataTable will be constructed as
+ * per normal.
+ * @type boolean
+ * @default false
+ * @dtopt Options
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "sScrollY": "200px",
+ * "bPaginate": false
+ * } );
+ *
+ * // Some time later....
+ * $('#example').dataTable( {
+ * "bFilter": false,
+ * "bDestroy": true
+ * } );
+ * } );
+ */
+ "bDestroy": false,
+
+
+ /**
+ * Enable or disable filtering of data. Filtering in DataTables is "smart" in
+ * that it allows the end user to input multiple words (space separated) and
+ * will match a row containing those words, even if not in the order that was
+ * specified (this allow matching across multiple columns). Note that if you
+ * wish to use filtering in DataTables this must remain 'true' - to remove the
+ * default filtering input box and retain filtering abilities, please use
+ * {@link DataTable.defaults.sDom}.
+ * @type boolean
+ * @default true
+ * @dtopt Features
+ *
+ * @example
+ * $(document).ready( function () {
+ * $('#example').dataTable( {
+ * "bFilter": false
+ * } );
+ * } );
+ */
+ "bFilter": true,
+
+
+ /**
+ * Enable or disable the table information display. This shows information
+ * about the data that is currently visible on the page, including information
+ * about filtered data if that action is being performed.
+ * @type boolean
+ * @default true
+ * @dtopt Features
+ *
+ * @example
+ * $(document).ready( function () {
+ * $('#example').dataTable( {
+ * "bInfo": false
+ * } );
+ * } );
+ */
+ "bInfo": true,
+
+
+ /**
+ * Enable jQuery UI ThemeRoller support (required as ThemeRoller requires some
+ * slightly different and additional mark-up from what DataTables has
+ * traditionally used).
+ * @type boolean
+ * @default false
+ * @dtopt Features
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "bJQueryUI": true
+ * } );
+ * } );
+ */
+ "bJQueryUI": false,
+
+
+ /**
+ * Allows the end user to select the size of a formatted page from a select
+ * menu (sizes are 10, 25, 50 and 100). Requires pagination (bPaginate).
+ * @type boolean
+ * @default true
+ * @dtopt Features
+ *
+ * @example
+ * $(document).ready( function () {
+ * $('#example').dataTable( {
+ * "bLengthChange": false
+ * } );
+ * } );
+ */
+ "bLengthChange": true,
+
+
+ /**
+ * Enable or disable pagination.
+ * @type boolean
+ * @default true
+ * @dtopt Features
+ *
+ * @example
+ * $(document).ready( function () {
+ * $('#example').dataTable( {
+ * "bPaginate": false
+ * } );
+ * } );
+ */
+ "bPaginate": true,
+
+
+ /**
+ * Enable or disable the display of a 'processing' indicator when the table is
+ * being processed (e.g. a sort). This is particularly useful for tables with
+ * large amounts of data where it can take a noticeable amount of time to sort
+ * the entries.
+ * @type boolean
+ * @default false
+ * @dtopt Features
+ *
+ * @example
+ * $(document).ready( function () {
+ * $('#example').dataTable( {
+ * "bProcessing": true
+ * } );
+ * } );
+ */
+ "bProcessing": false,
+
+
+ /**
+ * Retrieve the DataTables object for the given selector. Note that if the
+ * table has already been initialised, this parameter will cause DataTables
+ * to simply return the object that has already been set up - it will not take
+ * account of any changes you might have made to the initialisation object
+ * passed to DataTables (setting this parameter to true is an acknowledgement
+ * that you understand this). bDestroy can be used to reinitialise a table if
+ * you need.
+ * @type boolean
+ * @default false
+ * @dtopt Options
+ *
+ * @example
+ * $(document).ready( function() {
+ * initTable();
+ * tableActions();
+ * } );
+ *
+ * function initTable ()
+ * {
+ * return $('#example').dataTable( {
+ * "sScrollY": "200px",
+ * "bPaginate": false,
+ * "bRetrieve": true
+ * } );
+ * }
+ *
+ * function tableActions ()
+ * {
+ * var oTable = initTable();
+ * // perform API operations with oTable
+ * }
+ */
+ "bRetrieve": false,
+
+
+ /**
+ * Indicate if DataTables should be allowed to set the padding / margin
+ * etc for the scrolling header elements or not. Typically you will want
+ * this.
+ * @type boolean
+ * @default true
+ * @dtopt Options
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "bScrollAutoCss": false,
+ * "sScrollY": "200px"
+ * } );
+ * } );
+ */
+ "bScrollAutoCss": true,
+
+
+ /**
+ * When vertical (y) scrolling is enabled, DataTables will force the height of
+ * the table's viewport to the given height at all times (useful for layout).
+ * However, this can look odd when filtering data down to a small data set,
+ * and the footer is left "floating" further down. This parameter (when
+ * enabled) will cause DataTables to collapse the table's viewport down when
+ * the result set will fit within the given Y height.
+ * @type boolean
+ * @default false
+ * @dtopt Options
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "sScrollY": "200",
+ * "bScrollCollapse": true
+ * } );
+ * } );
+ */
+ "bScrollCollapse": false,
+
+
+ /**
+ * Enable infinite scrolling for DataTables (to be used in combination with
+ * sScrollY). Infinite scrolling means that DataTables will continually load
+ * data as a user scrolls through a table, which is very useful for large
+ * dataset. This cannot be used with pagination, which is automatically
+ * disabled. Note - the Scroller extra for DataTables is recommended in
+ * in preference to this option.
+ * @type boolean
+ * @default false
+ * @dtopt Features
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "bScrollInfinite": true,
+ * "bScrollCollapse": true,
+ * "sScrollY": "200px"
+ * } );
+ * } );
+ */
+ "bScrollInfinite": false,
+
+
+ /**
+ * Configure DataTables to use server-side processing. Note that the
+ * sAjaxSource parameter must also be given in order to give DataTables a
+ * source to obtain the required data for each draw.
+ * @type boolean
+ * @default false
+ * @dtopt Features
+ * @dtopt Server-side
+ *
+ * @example
+ * $(document).ready( function () {
+ * $('#example').dataTable( {
+ * "bServerSide": true,
+ * "sAjaxSource": "xhr.php"
+ * } );
+ * } );
+ */
+ "bServerSide": false,
+
+
+ /**
+ * Enable or disable sorting of columns. Sorting of individual columns can be
+ * disabled by the "bSortable" option for each column.
+ * @type boolean
+ * @default true
+ * @dtopt Features
+ *
+ * @example
+ * $(document).ready( function () {
+ * $('#example').dataTable( {
+ * "bSort": false
+ * } );
+ * } );
+ */
+ "bSort": true,
+
+
+ /**
+ * Allows control over whether DataTables should use the top (true) unique
+ * cell that is found for a single column, or the bottom (false - default).
+ * This is useful when using complex headers.
+ * @type boolean
+ * @default false
+ * @dtopt Options
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "bSortCellsTop": true
+ * } );
+ * } );
+ */
+ "bSortCellsTop": false,
+
+
+ /**
+ * Enable or disable the addition of the classes 'sorting_1', 'sorting_2' and
+ * 'sorting_3' to the columns which are currently being sorted on. This is
+ * presented as a feature switch as it can increase processing time (while
+ * classes are removed and added) so for large data sets you might want to
+ * turn this off.
+ * @type boolean
+ * @default true
+ * @dtopt Features
+ *
+ * @example
+ * $(document).ready( function () {
+ * $('#example').dataTable( {
+ * "bSortClasses": false
+ * } );
+ * } );
+ */
+ "bSortClasses": true,
+
+
+ /**
+ * Enable or disable state saving. When enabled a cookie will be used to save
+ * table display information such as pagination information, display length,
+ * filtering and sorting. As such when the end user reloads the page the
+ * display display will match what thy had previously set up.
+ * @type boolean
+ * @default false
+ * @dtopt Features
+ *
+ * @example
+ * $(document).ready( function () {
+ * $('#example').dataTable( {
+ * "bStateSave": true
+ * } );
+ * } );
+ */
+ "bStateSave": false,
+
+
+ /**
+ * Customise the cookie and / or the parameters being stored when using
+ * DataTables with state saving enabled. This function is called whenever
+ * the cookie is modified, and it expects a fully formed cookie string to be
+ * returned. Note that the data object passed in is a Javascript object which
+ * must be converted to a string (JSON.stringify for example).
+ * @type function
+ * @param {string} sName Name of the cookie defined by DataTables
+ * @param {object} oData Data to be stored in the cookie
+ * @param {string} sExpires Cookie expires string
+ * @param {string} sPath Path of the cookie to set
+ * @returns {string} Cookie formatted string (which should be encoded by
+ * using encodeURIComponent())
+ * @dtopt Callbacks
+ *
+ * @example
+ * $(document).ready( function () {
+ * $('#example').dataTable( {
+ * "fnCookieCallback": function (sName, oData, sExpires, sPath) {
+ * // Customise oData or sName or whatever else here
+ * return sName + "="+JSON.stringify(oData)+"; expires=" + sExpires +"; path=" + sPath;
+ * }
+ * } );
+ * } );
+ */
+ "fnCookieCallback": null,
+
+
+ /**
+ * This function is called when a TR element is created (and all TD child
+ * elements have been inserted), or registered if using a DOM source, allowing
+ * manipulation of the TR element (adding classes etc).
+ * @type function
+ * @param {node} nRow "TR" element for the current row
+ * @param {array} aData Raw data array for this row
+ * @param {int} iDataIndex The index of this row in aoData
+ * @dtopt Callbacks
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "fnCreatedRow": function( nRow, aData, iDataIndex ) {
+ * // Bold the grade for all 'A' grade browsers
+ * if ( aData[4] == "A" )
+ * {
+ * $('td:eq(4)', nRow).html( '<b>A</b>' );
+ * }
+ * }
+ * } );
+ * } );
+ */
+ "fnCreatedRow": null,
+
+
+ /**
+ * This function is called on every 'draw' event, and allows you to
+ * dynamically modify any aspect you want about the created DOM.
+ * @type function
+ * @param {object} oSettings DataTables settings object
+ * @dtopt Callbacks
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "fnDrawCallback": function( oSettings ) {
+ * alert( 'DataTables has redrawn the table' );
+ * }
+ * } );
+ * } );
+ */
+ "fnDrawCallback": null,
+
+
+ /**
+ * Identical to fnHeaderCallback() but for the table footer this function
+ * allows you to modify the table footer on every 'draw' even.
+ * @type function
+ * @param {node} nFoot "TR" element for the footer
+ * @param {array} aData Full table data (as derived from the original HTML)
+ * @param {int} iStart Index for the current display starting point in the
+ * display array
+ * @param {int} iEnd Index for the current display ending point in the
+ * display array
+ * @param {array int} aiDisplay Index array to translate the visual position
+ * to the full data array
+ * @dtopt Callbacks
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "fnFooterCallback": function( nFoot, aData, iStart, iEnd, aiDisplay ) {
+ * nFoot.getElementsByTagName('th')[0].innerHTML = "Starting index is "+iStart;
+ * }
+ * } );
+ * } )
+ */
+ "fnFooterCallback": null,
+
+
+ /**
+ * When rendering large numbers in the information element for the table
+ * (i.e. "Showing 1 to 10 of 57 entries") DataTables will render large numbers
+ * to have a comma separator for the 'thousands' units (e.g. 1 million is
+ * rendered as "1,000,000") to help readability for the end user. This
+ * function will override the default method DataTables uses.
+ * @type function
+ * @member
+ * @param {int} iIn number to be formatted
+ * @returns {string} formatted string for DataTables to show the number
+ * @dtopt Callbacks
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "fnFormatNumber": function ( iIn ) {
+ * if ( iIn < 1000 ) {
+ * return iIn;
+ * } else {
+ * var
+ * s=(iIn+""),
+ * a=s.split(""), out="",
+ * iLen=s.length;
+ *
+ * for ( var i=0 ; i<iLen ; i++ ) {
+ * if ( i%3 === 0 && i !== 0 ) {
+ * out = "'"+out;
+ * }
+ * out = a[iLen-i-1]+out;
+ * }
+ * }
+ * return out;
+ * };
+ * } );
+ * } );
+ */
+ "fnFormatNumber": function ( iIn ) {
+ if ( iIn < 1000 )
+ {
+ // A small optimisation for what is likely to be the majority of use cases
+ return iIn;
+ }
+
+ var s=(iIn+""), a=s.split(""), out="", iLen=s.length;
+
+ for ( var i=0 ; i<iLen ; i++ )
+ {
+ if ( i%3 === 0 && i !== 0 )
+ {
+ out = this.oLanguage.sInfoThousands+out;
+ }
+ out = a[iLen-i-1]+out;
+ }
+ return out;
+ },
+
+
+ /**
+ * This function is called on every 'draw' event, and allows you to
+ * dynamically modify the header row. This can be used to calculate and
+ * display useful information about the table.
+ * @type function
+ * @param {node} nHead "TR" element for the header
+ * @param {array} aData Full table data (as derived from the original HTML)
+ * @param {int} iStart Index for the current display starting point in the
+ * display array
+ * @param {int} iEnd Index for the current display ending point in the
+ * display array
+ * @param {array int} aiDisplay Index array to translate the visual position
+ * to the full data array
+ * @dtopt Callbacks
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "fnHeaderCallback": function( nHead, aData, iStart, iEnd, aiDisplay ) {
+ * nHead.getElementsByTagName('th')[0].innerHTML = "Displaying "+(iEnd-iStart)+" records";
+ * }
+ * } );
+ * } )
+ */
+ "fnHeaderCallback": null,
+
+
+ /**
+ * The information element can be used to convey information about the current
+ * state of the table. Although the internationalisation options presented by
+ * DataTables are quite capable of dealing with most customisations, there may
+ * be times where you wish to customise the string further. This callback
+ * allows you to do exactly that.
+ * @type function
+ * @param {object} oSettings DataTables settings object
+ * @param {int} iStart Starting position in data for the draw
+ * @param {int} iEnd End position in data for the draw
+ * @param {int} iMax Total number of rows in the table (regardless of
+ * filtering)
+ * @param {int} iTotal Total number of rows in the data set, after filtering
+ * @param {string} sPre The string that DataTables has formatted using it's
+ * own rules
+ * @returns {string} The string to be displayed in the information element.
+ * @dtopt Callbacks
+ *
+ * @example
+ * $('#example').dataTable( {
+ * "fnInfoCallback": function( oSettings, iStart, iEnd, iMax, iTotal, sPre ) {
+ * return iStart +" to "+ iEnd;
+ * }
+ * } );
+ */
+ "fnInfoCallback": null,
+
+
+ /**
+ * Called when the table has been initialised. Normally DataTables will
+ * initialise sequentially and there will be no need for this function,
+ * however, this does not hold true when using external language information
+ * since that is obtained using an async XHR call.
+ * @type function
+ * @param {object} oSettings DataTables settings object
+ * @param {object} json The JSON object request from the server - only
+ * present if client-side Ajax sourced data is used
+ * @dtopt Callbacks
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "fnInitComplete": function(oSettings, json) {
+ * alert( 'DataTables has finished its initialisation.' );
+ * }
+ * } );
+ * } )
+ */
+ "fnInitComplete": null,
+
+
+ /**
+ * Called at the very start of each table draw and can be used to cancel the
+ * draw by returning false, any other return (including undefined) results in
+ * the full draw occurring).
+ * @type function
+ * @param {object} oSettings DataTables settings object
+ * @returns {boolean} False will cancel the draw, anything else (including no
+ * return) will allow it to complete.
+ * @dtopt Callbacks
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "fnPreDrawCallback": function( oSettings ) {
+ * if ( $('#test').val() == 1 ) {
+ * return false;
+ * }
+ * }
+ * } );
+ * } );
+ */
+ "fnPreDrawCallback": null,
+
+
+ /**
+ * This function allows you to 'post process' each row after it have been
+ * generated for each table draw, but before it is rendered on screen. This
+ * function might be used for setting the row class name etc.
+ * @type function
+ * @param {node} nRow "TR" element for the current row
+ * @param {array} aData Raw data array for this row
+ * @param {int} iDisplayIndex The display index for the current table draw
+ * @param {int} iDisplayIndexFull The index of the data in the full list of
+ * rows (after filtering)
+ * @dtopt Callbacks
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "fnRowCallback": function( nRow, aData, iDisplayIndex, iDisplayIndexFull ) {
+ * // Bold the grade for all 'A' grade browsers
+ * if ( aData[4] == "A" )
+ * {
+ * $('td:eq(4)', nRow).html( '<b>A</b>' );
+ * }
+ * }
+ * } );
+ * } );
+ */
+ "fnRowCallback": null,
+
+
+ /**
+ * This parameter allows you to override the default function which obtains
+ * the data from the server ($.getJSON) so something more suitable for your
+ * application. For example you could use POST data, or pull information from
+ * a Gears or AIR database.
+ * @type function
+ * @member
+ * @param {string} sSource HTTP source to obtain the data from (sAjaxSource)
+ * @param {array} aoData A key/value pair object containing the data to send
+ * to the server
+ * @param {function} fnCallback to be called on completion of the data get
+ * process that will draw the data on the page.
+ * @param {object} oSettings DataTables settings object
+ * @dtopt Callbacks
+ * @dtopt Server-side
+ *
+ * @example
+ * // POST data to server
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "bProcessing": true,
+ * "bServerSide": true,
+ * "sAjaxSource": "xhr.php",
+ * "fnServerData": function ( sSource, aoData, fnCallback, oSettings ) {
+ * oSettings.jqXHR = $.ajax( {
+ * "dataType": 'json',
+ * "type": "POST",
+ * "url": sSource,
+ * "data": aoData,
+ * "success": fnCallback
+ * } );
+ * }
+ * } );
+ * } );
+ */
+ "fnServerData": function ( sUrl, aoData, fnCallback, oSettings ) {
+ oSettings.jqXHR = $.ajax( {
+ "url": sUrl,
+ "data": aoData,
+ "success": function (json) {
+ if ( json.sError ) {
+ oSettings.oApi._fnLog( oSettings, 0, json.sError );
+ }
+
+ $(oSettings.oInstance).trigger('xhr', [oSettings, json]);
+ fnCallback( json );
+ },
+ "dataType": "json",
+ "cache": false,
+ "type": oSettings.sServerMethod,
+ "error": function (xhr, error, thrown) {
+ if ( error == "parsererror" ) {
+ oSettings.oApi._fnLog( oSettings, 0, "DataTables warning: JSON data from "+
+ "server could not be parsed. This is caused by a JSON formatting error." );
+ }
+ }
+ } );
+ },
+
+
+ /**
+ * It is often useful to send extra data to the server when making an Ajax
+ * request - for example custom filtering information, and this callback
+ * function makes it trivial to send extra information to the server. The
+ * passed in parameter is the data set that has been constructed by
+ * DataTables, and you can add to this or modify it as you require.
+ * @type function
+ * @param {array} aoData Data array (array of objects which are name/value
+ * pairs) that has been constructed by DataTables and will be sent to the
+ * server. In the case of Ajax sourced data with server-side processing
+ * this will be an empty array, for server-side processing there will be a
+ * significant number of parameters!
+ * @returns {undefined} Ensure that you modify the aoData array passed in,
+ * as this is passed by reference.
+ * @dtopt Callbacks
+ * @dtopt Server-side
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "bProcessing": true,
+ * "bServerSide": true,
+ * "sAjaxSource": "scripts/server_processing.php",
+ * "fnServerParams": function ( aoData ) {
+ * aoData.push( { "name": "more_data", "value": "my_value" } );
+ * }
+ * } );
+ * } );
+ */
+ "fnServerParams": null,
+
+
+ /**
+ * Load the table state. With this function you can define from where, and how, the
+ * state of a table is loaded. By default DataTables will load from its state saving
+ * cookie, but you might wish to use local storage (HTML5) or a server-side database.
+ * @type function
+ * @member
+ * @param {object} oSettings DataTables settings object
+ * @return {object} The DataTables state object to be loaded
+ * @dtopt Callbacks
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "bStateSave": true,
+ * "fnStateLoad": function (oSettings) {
+ * var o;
+ *
+ * // Send an Ajax request to the server to get the data. Note that
+ * // this is a synchronous request.
+ * $.ajax( {
+ * "url": "/state_load",
+ * "async": false,
+ * "dataType": "json",
+ * "success": function (json) {
+ * o = json;
+ * }
+ * } );
+ *
+ * return o;
+ * }
+ * } );
+ * } );
+ */
+ "fnStateLoad": function ( oSettings ) {
+ var sData = this.oApi._fnReadCookie( oSettings.sCookiePrefix+oSettings.sInstance );
+ var oData;
+
+ try {
+ oData = (typeof $.parseJSON === 'function') ?
+ $.parseJSON(sData) : eval( '('+sData+')' );
+ } catch (e) {
+ oData = null;
+ }
+
+ return oData;
+ },
+
+
+ /**
+ * Callback which allows modification of the saved state prior to loading that state.
+ * This callback is called when the table is loading state from the stored data, but
+ * prior to the settings object being modified by the saved state. Note that for
+ * plug-in authors, you should use the 'stateLoadParams' event to load parameters for
+ * a plug-in.
+ * @type function
+ * @param {object} oSettings DataTables settings object
+ * @param {object} oData The state object that is to be loaded
+ * @dtopt Callbacks
+ *
+ * @example
+ * // Remove a saved filter, so filtering is never loaded
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "bStateSave": true,
+ * "fnStateLoadParams": function (oSettings, oData) {
+ * oData.oSearch.sSearch = "";
+ * }
+ * } );
+ * } );
+ *
+ * @example
+ * // Disallow state loading by returning false
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "bStateSave": true,
+ * "fnStateLoadParams": function (oSettings, oData) {
+ * return false;
+ * }
+ * } );
+ * } );
+ */
+ "fnStateLoadParams": null,
+
+
+ /**
+ * Callback that is called when the state has been loaded from the state saving method
+ * and the DataTables settings object has been modified as a result of the loaded state.
+ * @type function
+ * @param {object} oSettings DataTables settings object
+ * @param {object} oData The state object that was loaded
+ * @dtopt Callbacks
+ *
+ * @example
+ * // Show an alert with the filtering value that was saved
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "bStateSave": true,
+ * "fnStateLoaded": function (oSettings, oData) {
+ * alert( 'Saved filter was: '+oData.oSearch.sSearch );
+ * }
+ * } );
+ * } );
+ */
+ "fnStateLoaded": null,
+
+
+ /**
+ * Save the table state. This function allows you to define where and how the state
+ * information for the table is stored - by default it will use a cookie, but you
+ * might want to use local storage (HTML5) or a server-side database.
+ * @type function
+ * @member
+ * @param {object} oSettings DataTables settings object
+ * @param {object} oData The state object to be saved
+ * @dtopt Callbacks
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "bStateSave": true,
+ * "fnStateSave": function (oSettings, oData) {
+ * // Send an Ajax request to the server with the state object
+ * $.ajax( {
+ * "url": "/state_save",
+ * "data": oData,
+ * "dataType": "json",
+ * "method": "POST"
+ * "success": function () {}
+ * } );
+ * }
+ * } );
+ * } );
+ */
+ "fnStateSave": function ( oSettings, oData ) {
+ this.oApi._fnCreateCookie(
+ oSettings.sCookiePrefix+oSettings.sInstance,
+ this.oApi._fnJsonString(oData),
+ oSettings.iCookieDuration,
+ oSettings.sCookiePrefix,
+ oSettings.fnCookieCallback
+ );
+ },
+
+
+ /**
+ * Callback which allows modification of the state to be saved. Called when the table
+ * has changed state a new state save is required. This method allows modification of
+ * the state saving object prior to actually doing the save, including addition or
+ * other state properties or modification. Note that for plug-in authors, you should
+ * use the 'stateSaveParams' event to save parameters for a plug-in.
+ * @type function
+ * @param {object} oSettings DataTables settings object
+ * @param {object} oData The state object to be saved
+ * @dtopt Callbacks
+ *
+ * @example
+ * // Remove a saved filter, so filtering is never saved
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "bStateSave": true,
+ * "fnStateSaveParams": function (oSettings, oData) {
+ * oData.oSearch.sSearch = "";
+ * }
+ * } );
+ * } );
+ */
+ "fnStateSaveParams": null,
+
+
+ /**
+ * Duration of the cookie which is used for storing session information. This
+ * value is given in seconds.
+ * @type int
+ * @default 7200 <i>(2 hours)</i>
+ * @dtopt Options
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "iCookieDuration": 60*60*24; // 1 day
+ * } );
+ * } )
+ */
+ "iCookieDuration": 7200,
+
+
+ /**
+ * When enabled DataTables will not make a request to the server for the first
+ * page draw - rather it will use the data already on the page (no sorting etc
+ * will be applied to it), thus saving on an XHR at load time. iDeferLoading
+ * is used to indicate that deferred loading is required, but it is also used
+ * to tell DataTables how many records there are in the full table (allowing
+ * the information element and pagination to be displayed correctly). In the case
+ * where a filtering is applied to the table on initial load, this can be
+ * indicated by giving the parameter as an array, where the first element is
+ * the number of records available after filtering and the second element is the
+ * number of records without filtering (allowing the table information element
+ * to be shown correctly).
+ * @type int | array
+ * @default null
+ * @dtopt Options
+ *
+ * @example
+ * // 57 records available in the table, no filtering applied
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "bServerSide": true,
+ * "sAjaxSource": "scripts/server_processing.php",
+ * "iDeferLoading": 57
+ * } );
+ * } );
+ *
+ * @example
+ * // 57 records after filtering, 100 without filtering (an initial filter applied)
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "bServerSide": true,
+ * "sAjaxSource": "scripts/server_processing.php",
+ * "iDeferLoading": [ 57, 100 ],
+ * "oSearch": {
+ * "sSearch": "my_filter"
+ * }
+ * } );
+ * } );
+ */
+ "iDeferLoading": null,
+
+
+ /**
+ * Number of rows to display on a single page when using pagination. If
+ * feature enabled (bLengthChange) then the end user will be able to override
+ * this to a custom setting using a pop-up menu.
+ * @type int
+ * @default 10
+ * @dtopt Options
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "iDisplayLength": 50
+ * } );
+ * } )
+ */
+ "iDisplayLength": 10,
+
+
+ /**
+ * Define the starting point for data display when using DataTables with
+ * pagination. Note that this parameter is the number of records, rather than
+ * the page number, so if you have 10 records per page and want to start on
+ * the third page, it should be "20".
+ * @type int
+ * @default 0
+ * @dtopt Options
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "iDisplayStart": 20
+ * } );
+ * } )
+ */
+ "iDisplayStart": 0,
+
+
+ /**
+ * The scroll gap is the amount of scrolling that is left to go before
+ * DataTables will load the next 'page' of data automatically. You typically
+ * want a gap which is big enough that the scrolling will be smooth for the
+ * user, while not so large that it will load more data than need.
+ * @type int
+ * @default 100
+ * @dtopt Options
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "bScrollInfinite": true,
+ * "bScrollCollapse": true,
+ * "sScrollY": "200px",
+ * "iScrollLoadGap": 50
+ * } );
+ * } );
+ */
+ "iScrollLoadGap": 100,
+
+
+ /**
+ * By default DataTables allows keyboard navigation of the table (sorting, paging,
+ * and filtering) by adding a tabindex attribute to the required elements. This
+ * allows you to tab through the controls and press the enter key to activate them.
+ * The tabindex is default 0, meaning that the tab follows the flow of the document.
+ * You can overrule this using this parameter if you wish. Use a value of -1 to
+ * disable built-in keyboard navigation.
+ * @type int
+ * @default 0
+ * @dtopt Options
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "iTabIndex": 1
+ * } );
+ * } );
+ */
+ "iTabIndex": 0,
+
+
+ /**
+ * All strings that DataTables uses in the user interface that it creates
+ * are defined in this object, allowing you to modified them individually or
+ * completely replace them all as required.
+ * @namespace
+ */
+ "oLanguage": {
+ /**
+ * Strings that are used for WAI-ARIA labels and controls only (these are not
+ * actually visible on the page, but will be read by screenreaders, and thus
+ * must be internationalised as well).
+ * @namespace
+ */
+ "oAria": {
+ /**
+ * ARIA label that is added to the table headers when the column may be
+ * sorted ascending by activing the column (click or return when focused).
+ * Note that the column header is prefixed to this string.
+ * @type string
+ * @default : activate to sort column ascending
+ * @dtopt Language
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "oLanguage": {
+ * "oAria": {
+ * "sSortAscending": " - click/return to sort ascending"
+ * }
+ * }
+ * } );
+ * } );
+ */
+ "sSortAscending": ": activate to sort column ascending",
+
+ /**
+ * ARIA label that is added to the table headers when the column may be
+ * sorted descending by activing the column (click or return when focused).
+ * Note that the column header is prefixed to this string.
+ * @type string
+ * @default : activate to sort column ascending
+ * @dtopt Language
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "oLanguage": {
+ * "oAria": {
+ * "sSortDescending": " - click/return to sort descending"
+ * }
+ * }
+ * } );
+ * } );
+ */
+ "sSortDescending": ": activate to sort column descending"
+ },
+
+ /**
+ * Pagination string used by DataTables for the two built-in pagination
+ * control types ("two_button" and "full_numbers")
+ * @namespace
+ */
+ "oPaginate": {
+ /**
+ * Text to use when using the 'full_numbers' type of pagination for the
+ * button to take the user to the first page.
+ * @type string
+ * @default First
+ * @dtopt Language
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "oLanguage": {
+ * "oPaginate": {
+ * "sFirst": "First page"
+ * }
+ * }
+ * } );
+ * } );
+ */
+ "sFirst": "First",
+
+
+ /**
+ * Text to use when using the 'full_numbers' type of pagination for the
+ * button to take the user to the last page.
+ * @type string
+ * @default Last
+ * @dtopt Language
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "oLanguage": {
+ * "oPaginate": {
+ * "sLast": "Last page"
+ * }
+ * }
+ * } );
+ * } );
+ */
+ "sLast": "Last",
+
+
+ /**
+ * Text to use when using the 'full_numbers' type of pagination for the
+ * button to take the user to the next page.
+ * @type string
+ * @default Next
+ * @dtopt Language
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "oLanguage": {
+ * "oPaginate": {
+ * "sNext": "Next page"
+ * }
+ * }
+ * } );
+ * } );
+ */
+ "sNext": "Next",
+
+
+ /**
+ * Text to use when using the 'full_numbers' type of pagination for the
+ * button to take the user to the previous page.
+ * @type string
+ * @default Previous
+ * @dtopt Language
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "oLanguage": {
+ * "oPaginate": {
+ * "sPrevious": "Previous page"
+ * }
+ * }
+ * } );
+ * } );
+ */
+ "sPrevious": "Previous"
+ },
+
+ /**
+ * This string is shown in preference to sZeroRecords when the table is
+ * empty of data (regardless of filtering). Note that this is an optional
+ * parameter - if it is not given, the value of sZeroRecords will be used
+ * instead (either the default or given value).
+ * @type string
+ * @default No data available in table
+ * @dtopt Language
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "oLanguage": {
+ * "sEmptyTable": "No data available in table"
+ * }
+ * } );
+ * } );
+ */
+ "sEmptyTable": "No data available in table",
+
+
+ /**
+ * This string gives information to the end user about the information that
+ * is current on display on the page. The _START_, _END_ and _TOTAL_
+ * variables are all dynamically replaced as the table display updates, and
+ * can be freely moved or removed as the language requirements change.
+ * @type string
+ * @default Showing _START_ to _END_ of _TOTAL_ entries
+ * @dtopt Language
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "oLanguage": {
+ * "sInfo": "Got a total of _TOTAL_ entries to show (_START_ to _END_)"
+ * }
+ * } );
+ * } );
+ */
+ "sInfo": "Showing _START_ to _END_ of _TOTAL_ entries",
+
+
+ /**
+ * Display information string for when the table is empty. Typically the
+ * format of this string should match sInfo.
+ * @type string
+ * @default Showing 0 to 0 of 0 entries
+ * @dtopt Language
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "oLanguage": {
+ * "sInfoEmpty": "No entries to show"
+ * }
+ * } );
+ * } );
+ */
+ "sInfoEmpty": "Showing 0 to 0 of 0 entries",
+
+
+ /**
+ * When a user filters the information in a table, this string is appended
+ * to the information (sInfo) to give an idea of how strong the filtering
+ * is. The variable _MAX_ is dynamically updated.
+ * @type string
+ * @default (filtered from _MAX_ total entries)
+ * @dtopt Language
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "oLanguage": {
+ * "sInfoFiltered": " - filtering from _MAX_ records"
+ * }
+ * } );
+ * } );
+ */
+ "sInfoFiltered": "(filtered from _MAX_ total entries)",
+
+
+ /**
+ * If can be useful to append extra information to the info string at times,
+ * and this variable does exactly that. This information will be appended to
+ * the sInfo (sInfoEmpty and sInfoFiltered in whatever combination they are
+ * being used) at all times.
+ * @type string
+ * @default <i>Empty string</i>
+ * @dtopt Language
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "oLanguage": {
+ * "sInfoPostFix": "All records shown are derived from real information."
+ * }
+ * } );
+ * } );
+ */
+ "sInfoPostFix": "",
+
+
+ /**
+ * DataTables has a build in number formatter (fnFormatNumber) which is used
+ * to format large numbers that are used in the table information. By
+ * default a comma is used, but this can be trivially changed to any
+ * character you wish with this parameter.
+ * @type string
+ * @default ,
+ * @dtopt Language
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "oLanguage": {
+ * "sInfoThousands": "'"
+ * }
+ * } );
+ * } );
+ */
+ "sInfoThousands": ",",
+
+
+ /**
+ * Detail the action that will be taken when the drop down menu for the
+ * pagination length option is changed. The '_MENU_' variable is replaced
+ * with a default select list of 10, 25, 50 and 100, and can be replaced
+ * with a custom select box if required.
+ * @type string
+ * @default Show _MENU_ entries
+ * @dtopt Language
+ *
+ * @example
+ * // Language change only
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "oLanguage": {
+ * "sLengthMenu": "Display _MENU_ records"
+ * }
+ * } );
+ * } );
+ *
+ * @example
+ * // Language and options change
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "oLanguage": {
+ * "sLengthMenu": 'Display <select>'+
+ * '<option value="10">10</option>'+
+ * '<option value="20">20</option>'+
+ * '<option value="30">30</option>'+
+ * '<option value="40">40</option>'+
+ * '<option value="50">50</option>'+
+ * '<option value="-1">All</option>'+
+ * '</select> records'
+ * }
+ * } );
+ * } );
+ */
+ "sLengthMenu": "Show _MENU_ entries",
+
+
+ /**
+ * When using Ajax sourced data and during the first draw when DataTables is
+ * gathering the data, this message is shown in an empty row in the table to
+ * indicate to the end user the the data is being loaded. Note that this
+ * parameter is not used when loading data by server-side processing, just
+ * Ajax sourced data with client-side processing.
+ * @type string
+ * @default Loading...
+ * @dtopt Language
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "oLanguage": {
+ * "sLoadingRecords": "Please wait - loading..."
+ * }
+ * } );
+ * } );
+ */
+ "sLoadingRecords": "Loading...",
+
+
+ /**
+ * Text which is displayed when the table is processing a user action
+ * (usually a sort command or similar).
+ * @type string
+ * @default Processing...
+ * @dtopt Language
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "oLanguage": {
+ * "sProcessing": "DataTables is currently busy"
+ * }
+ * } );
+ * } );
+ */
+ "sProcessing": "Processing...",
+
+
+ /**
+ * Details the actions that will be taken when the user types into the
+ * filtering input text box. The variable "_INPUT_", if used in the string,
+ * is replaced with the HTML text box for the filtering input allowing
+ * control over where it appears in the string. If "_INPUT_" is not given
+ * then the input box is appended to the string automatically.
+ * @type string
+ * @default Search:
+ * @dtopt Language
+ *
+ * @example
+ * // Input text box will be appended at the end automatically
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "oLanguage": {
+ * "sSearch": "Filter records:"
+ * }
+ * } );
+ * } );
+ *
+ * @example
+ * // Specify where the filter should appear
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "oLanguage": {
+ * "sSearch": "Apply filter _INPUT_ to table"
+ * }
+ * } );
+ * } );
+ */
+ "sSearch": "Search:",
+
+
+ /**
+ * All of the language information can be stored in a file on the
+ * server-side, which DataTables will look up if this parameter is passed.
+ * It must store the URL of the language file, which is in a JSON format,
+ * and the object has the same properties as the oLanguage object in the
+ * initialiser object (i.e. the above parameters). Please refer to one of
+ * the example language files to see how this works in action.
+ * @type string
+ * @default <i>Empty string - i.e. disabled</i>
+ * @dtopt Language
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "oLanguage": {
+ * "sUrl": "http://www.sprymedia.co.uk/dataTables/lang.txt"
+ * }
+ * } );
+ * } );
+ */
+ "sUrl": "",
+
+
+ /**
+ * Text shown inside the table records when the is no information to be
+ * displayed after filtering. sEmptyTable is shown when there is simply no
+ * information in the table at all (regardless of filtering).
+ * @type string
+ * @default No matching records found
+ * @dtopt Language
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "oLanguage": {
+ * "sZeroRecords": "No records to display"
+ * }
+ * } );
+ * } );
+ */
+ "sZeroRecords": "No matching records found"
+ },
+
+
+ /**
+ * This parameter allows you to have define the global filtering state at
+ * initialisation time. As an object the "sSearch" parameter must be
+ * defined, but all other parameters are optional. When "bRegex" is true,
+ * the search string will be treated as a regular expression, when false
+ * (default) it will be treated as a straight string. When "bSmart"
+ * DataTables will use it's smart filtering methods (to word match at
+ * any point in the data), when false this will not be done.
+ * @namespace
+ * @extends DataTable.models.oSearch
+ * @dtopt Options
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "oSearch": {"sSearch": "Initial search"}
+ * } );
+ * } )
+ */
+ "oSearch": $.extend( {}, DataTable.models.oSearch ),
+
+
+ /**
+ * By default DataTables will look for the property 'aaData' when obtaining
+ * data from an Ajax source or for server-side processing - this parameter
+ * allows that property to be changed. You can use Javascript dotted object
+ * notation to get a data source for multiple levels of nesting.
+ * @type string
+ * @default aaData
+ * @dtopt Options
+ * @dtopt Server-side
+ *
+ * @example
+ * // Get data from { "data": [...] }
+ * $(document).ready( function() {
+ * var oTable = $('#example').dataTable( {
+ * "sAjaxSource": "sources/data.txt",
+ * "sAjaxDataProp": "data"
+ * } );
+ * } );
+ *
+ * @example
+ * // Get data from { "data": { "inner": [...] } }
+ * $(document).ready( function() {
+ * var oTable = $('#example').dataTable( {
+ * "sAjaxSource": "sources/data.txt",
+ * "sAjaxDataProp": "data.inner"
+ * } );
+ * } );
+ */
+ "sAjaxDataProp": "aaData",
+
+
+ /**
+ * You can instruct DataTables to load data from an external source using this
+ * parameter (use aData if you want to pass data in you already have). Simply
+ * provide a url a JSON object can be obtained from. This object must include
+ * the parameter 'aaData' which is the data source for the table.
+ * @type string
+ * @default null
+ * @dtopt Options
+ * @dtopt Server-side
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "sAjaxSource": "http://www.sprymedia.co.uk/dataTables/json.php"
+ * } );
+ * } )
+ */
+ "sAjaxSource": null,
+
+
+ /**
+ * This parameter can be used to override the default prefix that DataTables
+ * assigns to a cookie when state saving is enabled.
+ * @type string
+ * @default SpryMedia_DataTables_
+ * @dtopt Options
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "sCookiePrefix": "my_datatable_",
+ * } );
+ * } );
+ */
+ "sCookiePrefix": "SpryMedia_DataTables_",
+
+
+ /**
+ * This initialisation variable allows you to specify exactly where in the
+ * DOM you want DataTables to inject the various controls it adds to the page
+ * (for example you might want the pagination controls at the top of the
+ * table). DIV elements (with or without a custom class) can also be added to
+ * aid styling. The follow syntax is used:
+ * <ul>
+ * <li>The following options are allowed:
+ * <ul>
+ * <li>'l' - Length changing</li
+ * <li>'f' - Filtering input</li>
+ * <li>'t' - The table!</li>
+ * <li>'i' - Information</li>
+ * <li>'p' - Pagination</li>
+ * <li>'r' - pRocessing</li>
+ * </ul>
+ * </li>
+ * <li>The following constants are allowed:
+ * <ul>
+ * <li>'H' - jQueryUI theme "header" classes ('fg-toolbar ui-widget-header ui-corner-tl ui-corner-tr ui-helper-clearfix')</li>
+ * <li>'F' - jQueryUI theme "footer" classes ('fg-toolbar ui-widget-header ui-corner-bl ui-corner-br ui-helper-clearfix')</li>
+ * </ul>
+ * </li>
+ * <li>The following syntax is expected:
+ * <ul>
+ * <li>'<' and '>' - div elements</li>
+ * <li>'<"class" and '>' - div with a class</li>
+ * <li>'<"#id" and '>' - div with an ID</li>
+ * </ul>
+ * </li>
+ * <li>Examples:
+ * <ul>
+ * <li>'<"wrapper"flipt>'</li>
+ * <li>'<lf<t>ip>'</li>
+ * </ul>
+ * </li>
+ * </ul>
+ * @type string
+ * @default lfrtip <i>(when bJQueryUI is false)</i> <b>or</b>
+ * <"H"lfr>t<"F"ip> <i>(when bJQueryUI is true)</i>
+ * @dtopt Options
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "sDom": '<"top"i>rt<"bottom"flp><"clear">'
+ * } );
+ * } );
+ */
+ "sDom": "lfrtip",
+
+
+ /**
+ * DataTables features two different built-in pagination interaction methods
+ * ('two_button' or 'full_numbers') which present different page controls to
+ * the end user. Further methods can be added using the API (see below).
+ * @type string
+ * @default two_button
+ * @dtopt Options
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "sPaginationType": "full_numbers"
+ * } );
+ * } )
+ */
+ "sPaginationType": "two_button",
+
+
+ /**
+ * Enable horizontal scrolling. When a table is too wide to fit into a certain
+ * layout, or you have a large number of columns in the table, you can enable
+ * x-scrolling to show the table in a viewport, which can be scrolled. This
+ * property can be any CSS unit, or a number (in which case it will be treated
+ * as a pixel measurement).
+ * @type string
+ * @default <i>blank string - i.e. disabled</i>
+ * @dtopt Features
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "sScrollX": "100%",
+ * "bScrollCollapse": true
+ * } );
+ * } );
+ */
+ "sScrollX": "",
+
+
+ /**
+ * This property can be used to force a DataTable to use more width than it
+ * might otherwise do when x-scrolling is enabled. For example if you have a
+ * table which requires to be well spaced, this parameter is useful for
+ * "over-sizing" the table, and thus forcing scrolling. This property can by
+ * any CSS unit, or a number (in which case it will be treated as a pixel
+ * measurement).
+ * @type string
+ * @default <i>blank string - i.e. disabled</i>
+ * @dtopt Options
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "sScrollX": "100%",
+ * "sScrollXInner": "110%"
+ * } );
+ * } );
+ */
+ "sScrollXInner": "",
+
+
+ /**
+ * Enable vertical scrolling. Vertical scrolling will constrain the DataTable
+ * to the given height, and enable scrolling for any data which overflows the
+ * current viewport. This can be used as an alternative to paging to display
+ * a lot of data in a small area (although paging and scrolling can both be
+ * enabled at the same time). This property can be any CSS unit, or a number
+ * (in which case it will be treated as a pixel measurement).
+ * @type string
+ * @default <i>blank string - i.e. disabled</i>
+ * @dtopt Features
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "sScrollY": "200px",
+ * "bPaginate": false
+ * } );
+ * } );
+ */
+ "sScrollY": "",
+
+
+ /**
+ * Set the HTTP method that is used to make the Ajax call for server-side
+ * processing or Ajax sourced data.
+ * @type string
+ * @default GET
+ * @dtopt Options
+ * @dtopt Server-side
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "bServerSide": true,
+ * "sAjaxSource": "scripts/post.php",
+ * "sServerMethod": "POST"
+ * } );
+ * } );
+ */
+ "sServerMethod": "GET"
+ };
+
+
+
+ /**
+ * Column options that can be given to DataTables at initialisation time.
+ * @namespace
+ */
+ DataTable.defaults.columns = {
+ /**
+ * Allows a column's sorting to take multiple columns into account when
+ * doing a sort. For example first name / last name columns make sense to
+ * do a multi-column sort over the two columns.
+ * @type array
+ * @default null <i>Takes the value of the column index automatically</i>
+ * @dtopt Columns
+ *
+ * @example
+ * // Using aoColumnDefs
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumnDefs": [
+ * { "aDataSort": [ 0, 1 ], "aTargets": [ 0 ] },
+ * { "aDataSort": [ 1, 0 ], "aTargets": [ 1 ] },
+ * { "aDataSort": [ 2, 3, 4 ], "aTargets": [ 2 ] }
+ * ]
+ * } );
+ * } );
+ *
+ * @example
+ * // Using aoColumns
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumns": [
+ * { "aDataSort": [ 0, 1 ] },
+ * { "aDataSort": [ 1, 0 ] },
+ * { "aDataSort": [ 2, 3, 4 ] },
+ * null,
+ * null
+ * ]
+ * } );
+ * } );
+ */
+ "aDataSort": null,
+
+
+ /**
+ * You can control the default sorting direction, and even alter the behaviour
+ * of the sort handler (i.e. only allow ascending sorting etc) using this
+ * parameter.
+ * @type array
+ * @default [ 'asc', 'desc' ]
+ * @dtopt Columns
+ *
+ * @example
+ * // Using aoColumnDefs
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumnDefs": [
+ * { "asSorting": [ "asc" ], "aTargets": [ 1 ] },
+ * { "asSorting": [ "desc", "asc", "asc" ], "aTargets": [ 2 ] },
+ * { "asSorting": [ "desc" ], "aTargets": [ 3 ] }
+ * ]
+ * } );
+ * } );
+ *
+ * @example
+ * // Using aoColumns
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumns": [
+ * null,
+ * { "asSorting": [ "asc" ] },
+ * { "asSorting": [ "desc", "asc", "asc" ] },
+ * { "asSorting": [ "desc" ] },
+ * null
+ * ]
+ * } );
+ * } );
+ */
+ "asSorting": [ 'asc', 'desc' ],
+
+
+ /**
+ * Enable or disable filtering on the data in this column.
+ * @type boolean
+ * @default true
+ * @dtopt Columns
+ *
+ * @example
+ * // Using aoColumnDefs
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumnDefs": [
+ * { "bSearchable": false, "aTargets": [ 0 ] }
+ * ] } );
+ * } );
+ *
+ * @example
+ * // Using aoColumns
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumns": [
+ * { "bSearchable": false },
+ * null,
+ * null,
+ * null,
+ * null
+ * ] } );
+ * } );
+ */
+ "bSearchable": true,
+
+
+ /**
+ * Enable or disable sorting on this column.
+ * @type boolean
+ * @default true
+ * @dtopt Columns
+ *
+ * @example
+ * // Using aoColumnDefs
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumnDefs": [
+ * { "bSortable": false, "aTargets": [ 0 ] }
+ * ] } );
+ * } );
+ *
+ * @example
+ * // Using aoColumns
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumns": [
+ * { "bSortable": false },
+ * null,
+ * null,
+ * null,
+ * null
+ * ] } );
+ * } );
+ */
+ "bSortable": true,
+
+
+ /**
+ * When using fnRender() for a column, you may wish to use the original data
+ * (before rendering) for sorting and filtering (the default is to used the
+ * rendered data that the user can see). This may be useful for dates etc.
+ *
+ * *NOTE* This property is now deprecated, and it is suggested that you use
+ * mData and / or mRender to render data for the DataTable.
+ * @type boolean
+ * @default true
+ * @dtopt Columns
+ * @deprecated
+ *
+ * @example
+ * // Using aoColumnDefs
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumnDefs": [
+ * {
+ * "fnRender": function ( oObj ) {
+ * return oObj.aData[0] +' '+ oObj.aData[3];
+ * },
+ * "bUseRendered": false,
+ * "aTargets": [ 0 ]
+ * }
+ * ]
+ * } );
+ * } );
+ *
+ * @example
+ * // Using aoColumns
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumns": [
+ * {
+ * "fnRender": function ( oObj ) {
+ * return oObj.aData[0] +' '+ oObj.aData[3];
+ * },
+ * "bUseRendered": false
+ * },
+ * null,
+ * null,
+ * null,
+ * null
+ * ]
+ * } );
+ * } );
+ */
+ "bUseRendered": true,
+
+
+ /**
+ * Enable or disable the display of this column.
+ * @type boolean
+ * @default true
+ * @dtopt Columns
+ *
+ * @example
+ * // Using aoColumnDefs
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumnDefs": [
+ * { "bVisible": false, "aTargets": [ 0 ] }
+ * ] } );
+ * } );
+ *
+ * @example
+ * // Using aoColumns
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumns": [
+ * { "bVisible": false },
+ * null,
+ * null,
+ * null,
+ * null
+ * ] } );
+ * } );
+ */
+ "bVisible": true,
+
+
+ /**
+ * Developer definable function that is called whenever a cell is created (Ajax source,
+ * etc) or processed for input (DOM source). This can be used as a compliment to fnRender
+ * allowing you to modify the DOM element (add background colour for example) when the
+ * element is available (since it is not when fnRender is called).
+ * @type function
+ * @param {element} nTd The TD node that has been created
+ * @param {*} sData The Data for the cell
+ * @param {array|object} oData The data for the whole row
+ * @param {int} iRow The row index for the aoData data store
+ * @param {int} iCol The column index for aoColumns
+ * @dtopt Columns
+ *
+ * @example
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumnDefs": [ {
+ * "aTargets": [3],
+ * "fnCreatedCell": function (nTd, sData, oData, iRow, iCol) {
+ * if ( sData == "1.7" ) {
+ * $(nTd).css('color', 'blue')
+ * }
+ * }
+ * } ]
+ * });
+ * } );
+ */
+ "fnCreatedCell": null,
+
+
+ /**
+ * Custom display function that will be called for the display of each cell in
+ * this column.
+ * @type function
+ * @param {object} o Object with the following parameters:
+ * @param {int} o.iDataRow The row in aoData
+ * @param {int} o.iDataColumn The column in question
+ * @param {array} o.aData The data for the row in question
+ * @param {object} o.oSettings The settings object for this DataTables instance
+ * @param {object} o.mDataProp The data property used for this column
+ * @param {*} val The current cell value
+ * @returns {string} The string you which to use in the display
+ * @dtopt Columns
+ *
+ * @example
+ * // Using aoColumnDefs
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumnDefs": [
+ * {
+ * "fnRender": function ( o, val ) {
+ * return o.aData[0] +' '+ o.aData[3];
+ * },
+ * "aTargets": [ 0 ]
+ * }
+ * ]
+ * } );
+ * } );
+ *
+ * @example
+ * // Using aoColumns
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumns": [
+ * { "fnRender": function ( o, val ) {
+ * return o.aData[0] +' '+ o.aData[3];
+ * } },
+ * null,
+ * null,
+ * null,
+ * null
+ * ]
+ * } );
+ * } );
+ */
+ "fnRender": null,
+
+
+ /**
+ * The column index (starting from 0!) that you wish a sort to be performed
+ * upon when this column is selected for sorting. This can be used for sorting
+ * on hidden columns for example.
+ * @type int
+ * @default -1 <i>Use automatically calculated column index</i>
+ * @dtopt Columns
+ *
+ * @example
+ * // Using aoColumnDefs
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumnDefs": [
+ * { "iDataSort": 1, "aTargets": [ 0 ] }
+ * ]
+ * } );
+ * } );
+ *
+ * @example
+ * // Using aoColumns
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumns": [
+ * { "iDataSort": 1 },
+ * null,
+ * null,
+ * null,
+ * null
+ * ]
+ * } );
+ * } );
+ */
+ "iDataSort": -1,
+
+
+ /**
+ * This parameter has been replaced by mData in DataTables to ensure naming
+ * consistency. mDataProp can still be used, as there is backwards compatibility
+ * in DataTables for this option, but it is strongly recommended that you use
+ * mData in preference to mDataProp.
+ * @name DataTable.defaults.columns.mDataProp
+ */
+
+
+ /**
+ * This property can be used to read data from any JSON data source property,
+ * including deeply nested objects / properties. mData can be given in a
+ * number of different ways which effect its behaviour:
+ * <ul>
+ * <li>integer - treated as an array index for the data source. This is the
+ * default that DataTables uses (incrementally increased for each column).</li>
+ * <li>string - read an object property from the data source. Note that you can
+ * use Javascript dotted notation to read deep properties / arrays from the
+ * data source.</li>
+ * <li>null - the sDefaultContent option will be used for the cell (null
+ * by default, so you will need to specify the default content you want -
+ * typically an empty string). This can be useful on generated columns such
+ * as edit / delete action columns.</li>
+ * <li>function - the function given will be executed whenever DataTables
+ * needs to set or get the data for a cell in the column. The function
+ * takes three parameters:
+ * <ul>
+ * <li>{array|object} The data source for the row</li>
+ * <li>{string} The type call data requested - this will be 'set' when
+ * setting data or 'filter', 'display', 'type', 'sort' or undefined when
+ * gathering data. Note that when <i>undefined</i> is given for the type
+ * DataTables expects to get the raw data for the object back</li>
+ * <li>{*} Data to set when the second parameter is 'set'.</li>
+ * </ul>
+ * The return value from the function is not required when 'set' is the type
+ * of call, but otherwise the return is what will be used for the data
+ * requested.</li>
+ * </ul>
+ *
+ * Note that prior to DataTables 1.9.2 mData was called mDataProp. The name change
+ * reflects the flexibility of this property and is consistent with the naming of
+ * mRender. If 'mDataProp' is given, then it will still be used by DataTables, as
+ * it automatically maps the old name to the new if required.
+ * @type string|int|function|null
+ * @default null <i>Use automatically calculated column index</i>
+ * @dtopt Columns
+ *
+ * @example
+ * // Read table data from objects
+ * $(document).ready( function() {
+ * var oTable = $('#example').dataTable( {
+ * "sAjaxSource": "sources/deep.txt",
+ * "aoColumns": [
+ * { "mData": "engine" },
+ * { "mData": "browser" },
+ * { "mData": "platform.inner" },
+ * { "mData": "platform.details.0" },
+ * { "mData": "platform.details.1" }
+ * ]
+ * } );
+ * } );
+ *
+ * @example
+ * // Using mData as a function to provide different information for
+ * // sorting, filtering and display. In this case, currency (price)
+ * $(document).ready( function() {
+ * var oTable = $('#example').dataTable( {
+ * "aoColumnDefs": [ {
+ * "aTargets": [ 0 ],
+ * "mData": function ( source, type, val ) {
+ * if (type === 'set') {
+ * source.price = val;
+ * // Store the computed dislay and filter values for efficiency
+ * source.price_display = val=="" ? "" : "$"+numberFormat(val);
+ * source.price_filter = val=="" ? "" : "$"+numberFormat(val)+" "+val;
+ * return;
+ * }
+ * else if (type === 'display') {
+ * return source.price_display;
+ * }
+ * else if (type === 'filter') {
+ * return source.price_filter;
+ * }
+ * // 'sort', 'type' and undefined all just use the integer
+ * return source.price;
+ * }
+ * } ]
+ * } );
+ * } );
+ */
+ "mData": null,
+
+
+ /**
+ * This property is the rendering partner to mData and it is suggested that
+ * when you want to manipulate data for display (including filtering, sorting etc)
+ * but not altering the underlying data for the table, use this property. mData
+ * can actually do everything this property can and more, but this parameter is
+ * easier to use since there is no 'set' option. Like mData is can be given
+ * in a number of different ways to effect its behaviour, with the addition of
+ * supporting array syntax for easy outputting of arrays (including arrays of
+ * objects):
+ * <ul>
+ * <li>integer - treated as an array index for the data source. This is the
+ * default that DataTables uses (incrementally increased for each column).</li>
+ * <li>string - read an object property from the data source. Note that you can
+ * use Javascript dotted notation to read deep properties / arrays from the
+ * data source and also array brackets to indicate that the data reader should
+ * loop over the data source array. When characters are given between the array
+ * brackets, these characters are used to join the data source array together.
+ * For example: "accounts[, ].name" would result in a comma separated list with
+ * the 'name' value from the 'accounts' array of objects.</li>
+ * <li>function - the function given will be executed whenever DataTables
+ * needs to set or get the data for a cell in the column. The function
+ * takes three parameters:
+ * <ul>
+ * <li>{array|object} The data source for the row (based on mData)</li>
+ * <li>{string} The type call data requested - this will be 'filter', 'display',
+ * 'type' or 'sort'.</li>
+ * <li>{array|object} The full data source for the row (not based on mData)</li>
+ * </ul>
+ * The return value from the function is what will be used for the data
+ * requested.</li>
+ * </ul>
+ * @type string|int|function|null
+ * @default null <i>Use mData</i>
+ * @dtopt Columns
+ *
+ * @example
+ * // Create a comma separated list from an array of objects
+ * $(document).ready( function() {
+ * var oTable = $('#example').dataTable( {
+ * "sAjaxSource": "sources/deep.txt",
+ * "aoColumns": [
+ * { "mData": "engine" },
+ * { "mData": "browser" },
+ * {
+ * "mData": "platform",
+ * "mRender": "[, ].name"
+ * }
+ * ]
+ * } );
+ * } );
+ *
+ * @example
+ * // Use as a function to create a link from the data source
+ * $(document).ready( function() {
+ * var oTable = $('#example').dataTable( {
+ * "aoColumnDefs": [
+ * {
+ * "aTargets": [ 0 ],
+ * "mData": "download_link",
+ * "mRender": function ( data, type, full ) {
+ * return '<a href="'+data+'">Download</a>';
+ * }
+ * ]
+ * } );
+ * } );
+ */
+ "mRender": null,
+
+
+ /**
+ * Change the cell type created for the column - either TD cells or TH cells. This
+ * can be useful as TH cells have semantic meaning in the table body, allowing them
+ * to act as a header for a row (you may wish to add scope='row' to the TH elements).
+ * @type string
+ * @default td
+ * @dtopt Columns
+ *
+ * @example
+ * // Make the first column use TH cells
+ * $(document).ready( function() {
+ * var oTable = $('#example').dataTable( {
+ * "aoColumnDefs": [ {
+ * "aTargets": [ 0 ],
+ * "sCellType": "th"
+ * } ]
+ * } );
+ * } );
+ */
+ "sCellType": "td",
+
+
+ /**
+ * Class to give to each cell in this column.
+ * @type string
+ * @default <i>Empty string</i>
+ * @dtopt Columns
+ *
+ * @example
+ * // Using aoColumnDefs
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumnDefs": [
+ * { "sClass": "my_class", "aTargets": [ 0 ] }
+ * ]
+ * } );
+ * } );
+ *
+ * @example
+ * // Using aoColumns
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumns": [
+ * { "sClass": "my_class" },
+ * null,
+ * null,
+ * null,
+ * null
+ * ]
+ * } );
+ * } );
+ */
+ "sClass": "",
+
+ /**
+ * When DataTables calculates the column widths to assign to each column,
+ * it finds the longest string in each column and then constructs a
+ * temporary table and reads the widths from that. The problem with this
+ * is that "mmm" is much wider then "iiii", but the latter is a longer
+ * string - thus the calculation can go wrong (doing it properly and putting
+ * it into an DOM object and measuring that is horribly(!) slow). Thus as
+ * a "work around" we provide this option. It will append its value to the
+ * text that is found to be the longest string for the column - i.e. padding.
+ * Generally you shouldn't need this, and it is not documented on the
+ * general DataTables.net documentation
+ * @type string
+ * @default <i>Empty string<i>
+ * @dtopt Columns
+ *
+ * @example
+ * // Using aoColumns
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumns": [
+ * null,
+ * null,
+ * null,
+ * {
+ * "sContentPadding": "mmm"
+ * }
+ * ]
+ * } );
+ * } );
+ */
+ "sContentPadding": "",
+
+
+ /**
+ * Allows a default value to be given for a column's data, and will be used
+ * whenever a null data source is encountered (this can be because mData
+ * is set to null, or because the data source itself is null).
+ * @type string
+ * @default null
+ * @dtopt Columns
+ *
+ * @example
+ * // Using aoColumnDefs
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumnDefs": [
+ * {
+ * "mData": null,
+ * "sDefaultContent": "Edit",
+ * "aTargets": [ -1 ]
+ * }
+ * ]
+ * } );
+ * } );
+ *
+ * @example
+ * // Using aoColumns
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumns": [
+ * null,
+ * null,
+ * null,
+ * {
+ * "mData": null,
+ * "sDefaultContent": "Edit"
+ * }
+ * ]
+ * } );
+ * } );
+ */
+ "sDefaultContent": null,
+
+
+ /**
+ * This parameter is only used in DataTables' server-side processing. It can
+ * be exceptionally useful to know what columns are being displayed on the
+ * client side, and to map these to database fields. When defined, the names
+ * also allow DataTables to reorder information from the server if it comes
+ * back in an unexpected order (i.e. if you switch your columns around on the
+ * client-side, your server-side code does not also need updating).
+ * @type string
+ * @default <i>Empty string</i>
+ * @dtopt Columns
+ *
+ * @example
+ * // Using aoColumnDefs
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumnDefs": [
+ * { "sName": "engine", "aTargets": [ 0 ] },
+ * { "sName": "browser", "aTargets": [ 1 ] },
+ * { "sName": "platform", "aTargets": [ 2 ] },
+ * { "sName": "version", "aTargets": [ 3 ] },
+ * { "sName": "grade", "aTargets": [ 4 ] }
+ * ]
+ * } );
+ * } );
+ *
+ * @example
+ * // Using aoColumns
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumns": [
+ * { "sName": "engine" },
+ * { "sName": "browser" },
+ * { "sName": "platform" },
+ * { "sName": "version" },
+ * { "sName": "grade" }
+ * ]
+ * } );
+ * } );
+ */
+ "sName": "",
+
+
+ /**
+ * Defines a data source type for the sorting which can be used to read
+ * real-time information from the table (updating the internally cached
+ * version) prior to sorting. This allows sorting to occur on user editable
+ * elements such as form inputs.
+ * @type string
+ * @default std
+ * @dtopt Columns
+ *
+ * @example
+ * // Using aoColumnDefs
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumnDefs": [
+ * { "sSortDataType": "dom-text", "aTargets": [ 2, 3 ] },
+ * { "sType": "numeric", "aTargets": [ 3 ] },
+ * { "sSortDataType": "dom-select", "aTargets": [ 4 ] },
+ * { "sSortDataType": "dom-checkbox", "aTargets": [ 5 ] }
+ * ]
+ * } );
+ * } );
+ *
+ * @example
+ * // Using aoColumns
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumns": [
+ * null,
+ * null,
+ * { "sSortDataType": "dom-text" },
+ * { "sSortDataType": "dom-text", "sType": "numeric" },
+ * { "sSortDataType": "dom-select" },
+ * { "sSortDataType": "dom-checkbox" }
+ * ]
+ * } );
+ * } );
+ */
+ "sSortDataType": "std",
+
+
+ /**
+ * The title of this column.
+ * @type string
+ * @default null <i>Derived from the 'TH' value for this column in the
+ * original HTML table.</i>
+ * @dtopt Columns
+ *
+ * @example
+ * // Using aoColumnDefs
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumnDefs": [
+ * { "sTitle": "My column title", "aTargets": [ 0 ] }
+ * ]
+ * } );
+ * } );
+ *
+ * @example
+ * // Using aoColumns
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumns": [
+ * { "sTitle": "My column title" },
+ * null,
+ * null,
+ * null,
+ * null
+ * ]
+ * } );
+ * } );
+ */
+ "sTitle": null,
+
+
+ /**
+ * The type allows you to specify how the data for this column will be sorted.
+ * Four types (string, numeric, date and html (which will strip HTML tags
+ * before sorting)) are currently available. Note that only date formats
+ * understood by Javascript's Date() object will be accepted as type date. For
+ * example: "Mar 26, 2008 5:03 PM". May take the values: 'string', 'numeric',
+ * 'date' or 'html' (by default). Further types can be adding through
+ * plug-ins.
+ * @type string
+ * @default null <i>Auto-detected from raw data</i>
+ * @dtopt Columns
+ *
+ * @example
+ * // Using aoColumnDefs
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumnDefs": [
+ * { "sType": "html", "aTargets": [ 0 ] }
+ * ]
+ * } );
+ * } );
+ *
+ * @example
+ * // Using aoColumns
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumns": [
+ * { "sType": "html" },
+ * null,
+ * null,
+ * null,
+ * null
+ * ]
+ * } );
+ * } );
+ */
+ "sType": null,
+
+
+ /**
+ * Defining the width of the column, this parameter may take any CSS value
+ * (3em, 20px etc). DataTables apples 'smart' widths to columns which have not
+ * been given a specific width through this interface ensuring that the table
+ * remains readable.
+ * @type string
+ * @default null <i>Automatic</i>
+ * @dtopt Columns
+ *
+ * @example
+ * // Using aoColumnDefs
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumnDefs": [
+ * { "sWidth": "20%", "aTargets": [ 0 ] }
+ * ]
+ * } );
+ * } );
+ *
+ * @example
+ * // Using aoColumns
+ * $(document).ready( function() {
+ * $('#example').dataTable( {
+ * "aoColumns": [
+ * { "sWidth": "20%" },
+ * null,
+ * null,
+ * null,
+ * null
+ * ]
+ * } );
+ * } );
+ */
+ "sWidth": null
+ };
+
+
+
+ /**
+ * DataTables settings object - this holds all the information needed for a
+ * given table, including configuration, data and current application of the
+ * table options. DataTables does not have a single instance for each DataTable
+ * with the settings attached to that instance, but rather instances of the
+ * DataTable "class" are created on-the-fly as needed (typically by a
+ * $().dataTable() call) and the settings object is then applied to that
+ * instance.
+ *
+ * Note that this object is related to {@link DataTable.defaults} but this
+ * one is the internal data store for DataTables's cache of columns. It should
+ * NOT be manipulated outside of DataTables. Any configuration should be done
+ * through the initialisation options.
+ * @namespace
+ * @todo Really should attach the settings object to individual instances so we
+ * don't need to create new instances on each $().dataTable() call (if the
+ * table already exists). It would also save passing oSettings around and
+ * into every single function. However, this is a very significant
+ * architecture change for DataTables and will almost certainly break
+ * backwards compatibility with older installations. This is something that
+ * will be done in 2.0.
+ */
+ DataTable.models.oSettings = {
+ /**
+ * Primary features of DataTables and their enablement state.
+ * @namespace
+ */
+ "oFeatures": {
+
+ /**
+ * Flag to say if DataTables should automatically try to calculate the
+ * optimum table and columns widths (true) or not (false).
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type boolean
+ */
+ "bAutoWidth": null,
+
+ /**
+ * Delay the creation of TR and TD elements until they are actually
+ * needed by a driven page draw. This can give a significant speed
+ * increase for Ajax source and Javascript source data, but makes no
+ * difference at all fro DOM and server-side processing tables.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type boolean
+ */
+ "bDeferRender": null,
+
+ /**
+ * Enable filtering on the table or not. Note that if this is disabled
+ * then there is no filtering at all on the table, including fnFilter.
+ * To just remove the filtering input use sDom and remove the 'f' option.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type boolean
+ */
+ "bFilter": null,
+
+ /**
+ * Table information element (the 'Showing x of y records' div) enable
+ * flag.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type boolean
+ */
+ "bInfo": null,
+
+ /**
+ * Present a user control allowing the end user to change the page size
+ * when pagination is enabled.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type boolean
+ */
+ "bLengthChange": null,
+
+ /**
+ * Pagination enabled or not. Note that if this is disabled then length
+ * changing must also be disabled.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type boolean
+ */
+ "bPaginate": null,
+
+ /**
+ * Processing indicator enable flag whenever DataTables is enacting a
+ * user request - typically an Ajax request for server-side processing.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type boolean
+ */
+ "bProcessing": null,
+
+ /**
+ * Server-side processing enabled flag - when enabled DataTables will
+ * get all data from the server for every draw - there is no filtering,
+ * sorting or paging done on the client-side.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type boolean
+ */
+ "bServerSide": null,
+
+ /**
+ * Sorting enablement flag.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type boolean
+ */
+ "bSort": null,
+
+ /**
+ * Apply a class to the columns which are being sorted to provide a
+ * visual highlight or not. This can slow things down when enabled since
+ * there is a lot of DOM interaction.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type boolean
+ */
+ "bSortClasses": null,
+
+ /**
+ * State saving enablement flag.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type boolean
+ */
+ "bStateSave": null
+ },
+
+
+ /**
+ * Scrolling settings for a table.
+ * @namespace
+ */
+ "oScroll": {
+ /**
+ * Indicate if DataTables should be allowed to set the padding / margin
+ * etc for the scrolling header elements or not. Typically you will want
+ * this.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type boolean
+ */
+ "bAutoCss": null,
+
+ /**
+ * When the table is shorter in height than sScrollY, collapse the
+ * table container down to the height of the table (when true).
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type boolean
+ */
+ "bCollapse": null,
+
+ /**
+ * Infinite scrolling enablement flag. Now deprecated in favour of
+ * using the Scroller plug-in.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type boolean
+ */
+ "bInfinite": null,
+
+ /**
+ * Width of the scrollbar for the web-browser's platform. Calculated
+ * during table initialisation.
+ * @type int
+ * @default 0
+ */
+ "iBarWidth": 0,
+
+ /**
+ * Space (in pixels) between the bottom of the scrolling container and
+ * the bottom of the scrolling viewport before the next page is loaded
+ * when using infinite scrolling.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type int
+ */
+ "iLoadGap": null,
+
+ /**
+ * Viewport width for horizontal scrolling. Horizontal scrolling is
+ * disabled if an empty string.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type string
+ */
+ "sX": null,
+
+ /**
+ * Width to expand the table to when using x-scrolling. Typically you
+ * should not need to use this.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type string
+ * @deprecated
+ */
+ "sXInner": null,
+
+ /**
+ * Viewport height for vertical scrolling. Vertical scrolling is disabled
+ * if an empty string.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type string
+ */
+ "sY": null
+ },
+
+ /**
+ * Language information for the table.
+ * @namespace
+ * @extends DataTable.defaults.oLanguage
+ */
+ "oLanguage": {
+ /**
+ * Information callback function. See
+ * {@link DataTable.defaults.fnInfoCallback}
+ * @type function
+ * @default null
+ */
+ "fnInfoCallback": null
+ },
+
+ /**
+ * Browser support parameters
+ * @namespace
+ */
+ "oBrowser": {
+ /**
+ * Indicate if the browser incorrectly calculates width:100% inside a
+ * scrolling element (IE6/7)
+ * @type boolean
+ * @default false
+ */
+ "bScrollOversize": false
+ },
+
+ /**
+ * Array referencing the nodes which are used for the features. The
+ * parameters of this object match what is allowed by sDom - i.e.
+ * <ul>
+ * <li>'l' - Length changing</li>
+ * <li>'f' - Filtering input</li>
+ * <li>'t' - The table!</li>
+ * <li>'i' - Information</li>
+ * <li>'p' - Pagination</li>
+ * <li>'r' - pRocessing</li>
+ * </ul>
+ * @type array
+ * @default []
+ */
+ "aanFeatures": [],
+
+ /**
+ * Store data information - see {@link DataTable.models.oRow} for detailed
+ * information.
+ * @type array
+ * @default []
+ */
+ "aoData": [],
+
+ /**
+ * Array of indexes which are in the current display (after filtering etc)
+ * @type array
+ * @default []
+ */
+ "aiDisplay": [],
+
+ /**
+ * Array of indexes for display - no filtering
+ * @type array
+ * @default []
+ */
+ "aiDisplayMaster": [],
+
+ /**
+ * Store information about each column that is in use
+ * @type array
+ * @default []
+ */
+ "aoColumns": [],
+
+ /**
+ * Store information about the table's header
+ * @type array
+ * @default []
+ */
+ "aoHeader": [],
+
+ /**
+ * Store information about the table's footer
+ * @type array
+ * @default []
+ */
+ "aoFooter": [],
+
+ /**
+ * Search data array for regular expression searching
+ * @type array
+ * @default []
+ */
+ "asDataSearch": [],
+
+ /**
+ * Store the applied global search information in case we want to force a
+ * research or compare the old search to a new one.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @namespace
+ * @extends DataTable.models.oSearch
+ */
+ "oPreviousSearch": {},
+
+ /**
+ * Store the applied search for each column - see
+ * {@link DataTable.models.oSearch} for the format that is used for the
+ * filtering information for each column.
+ * @type array
+ * @default []
+ */
+ "aoPreSearchCols": [],
+
+ /**
+ * Sorting that is applied to the table. Note that the inner arrays are
+ * used in the following manner:
+ * <ul>
+ * <li>Index 0 - column number</li>
+ * <li>Index 1 - current sorting direction</li>
+ * <li>Index 2 - index of asSorting for this column</li>
+ * </ul>
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type array
+ * @todo These inner arrays should really be objects
+ */
+ "aaSorting": null,
+
+ /**
+ * Sorting that is always applied to the table (i.e. prefixed in front of
+ * aaSorting).
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type array|null
+ * @default null
+ */
+ "aaSortingFixed": null,
+
+ /**
+ * Classes to use for the striping of a table.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type array
+ * @default []
+ */
+ "asStripeClasses": null,
+
+ /**
+ * If restoring a table - we should restore its striping classes as well
+ * @type array
+ * @default []
+ */
+ "asDestroyStripes": [],
+
+ /**
+ * If restoring a table - we should restore its width
+ * @type int
+ * @default 0
+ */
+ "sDestroyWidth": 0,
+
+ /**
+ * Callback functions array for every time a row is inserted (i.e. on a draw).
+ * @type array
+ * @default []
+ */
+ "aoRowCallback": [],
+
+ /**
+ * Callback functions for the header on each draw.
+ * @type array
+ * @default []
+ */
+ "aoHeaderCallback": [],
+
+ /**
+ * Callback function for the footer on each draw.
+ * @type array
+ * @default []
+ */
+ "aoFooterCallback": [],
+
+ /**
+ * Array of callback functions for draw callback functions
+ * @type array
+ * @default []
+ */
+ "aoDrawCallback": [],
+
+ /**
+ * Array of callback functions for row created function
+ * @type array
+ * @default []
+ */
+ "aoRowCreatedCallback": [],
+
+ /**
+ * Callback functions for just before the table is redrawn. A return of
+ * false will be used to cancel the draw.
+ * @type array
+ * @default []
+ */
+ "aoPreDrawCallback": [],
+
+ /**
+ * Callback functions for when the table has been initialised.
+ * @type array
+ * @default []
+ */
+ "aoInitComplete": [],
+
+
+ /**
+ * Callbacks for modifying the settings to be stored for state saving, prior to
+ * saving state.
+ * @type array
+ * @default []
+ */
+ "aoStateSaveParams": [],
+
+ /**
+ * Callbacks for modifying the settings that have been stored for state saving
+ * prior to using the stored values to restore the state.
+ * @type array
+ * @default []
+ */
+ "aoStateLoadParams": [],
+
+ /**
+ * Callbacks for operating on the settings object once the saved state has been
+ * loaded
+ * @type array
+ * @default []
+ */
+ "aoStateLoaded": [],
+
+ /**
+ * Cache the table ID for quick access
+ * @type string
+ * @default <i>Empty string</i>
+ */
+ "sTableId": "",
+
+ /**
+ * The TABLE node for the main table
+ * @type node
+ * @default null
+ */
+ "nTable": null,
+
+ /**
+ * Permanent ref to the thead element
+ * @type node
+ * @default null
+ */
+ "nTHead": null,
+
+ /**
+ * Permanent ref to the tfoot element - if it exists
+ * @type node
+ * @default null
+ */
+ "nTFoot": null,
+
+ /**
+ * Permanent ref to the tbody element
+ * @type node
+ * @default null
+ */
+ "nTBody": null,
+
+ /**
+ * Cache the wrapper node (contains all DataTables controlled elements)
+ * @type node
+ * @default null
+ */
+ "nTableWrapper": null,
+
+ /**
+ * Indicate if when using server-side processing the loading of data
+ * should be deferred until the second draw.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type boolean
+ * @default false
+ */
+ "bDeferLoading": false,
+
+ /**
+ * Indicate if all required information has been read in
+ * @type boolean
+ * @default false
+ */
+ "bInitialised": false,
+
+ /**
+ * Information about open rows. Each object in the array has the parameters
+ * 'nTr' and 'nParent'
+ * @type array
+ * @default []
+ */
+ "aoOpenRows": [],
+
+ /**
+ * Dictate the positioning of DataTables' control elements - see
+ * {@link DataTable.model.oInit.sDom}.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type string
+ * @default null
+ */
+ "sDom": null,
+
+ /**
+ * Which type of pagination should be used.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type string
+ * @default two_button
+ */
+ "sPaginationType": "two_button",
+
+ /**
+ * The cookie duration (for bStateSave) in seconds.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type int
+ * @default 0
+ */
+ "iCookieDuration": 0,
+
+ /**
+ * The cookie name prefix.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type string
+ * @default <i>Empty string</i>
+ */
+ "sCookiePrefix": "",
+
+ /**
+ * Callback function for cookie creation.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type function
+ * @default null
+ */
+ "fnCookieCallback": null,
+
+ /**
+ * Array of callback functions for state saving. Each array element is an
+ * object with the following parameters:
+ * <ul>
+ * <li>function:fn - function to call. Takes two parameters, oSettings
+ * and the JSON string to save that has been thus far created. Returns
+ * a JSON string to be inserted into a json object
+ * (i.e. '"param": [ 0, 1, 2]')</li>
+ * <li>string:sName - name of callback</li>
+ * </ul>
+ * @type array
+ * @default []
+ */
+ "aoStateSave": [],
+
+ /**
+ * Array of callback functions for state loading. Each array element is an
+ * object with the following parameters:
+ * <ul>
+ * <li>function:fn - function to call. Takes two parameters, oSettings
+ * and the object stored. May return false to cancel state loading</li>
+ * <li>string:sName - name of callback</li>
+ * </ul>
+ * @type array
+ * @default []
+ */
+ "aoStateLoad": [],
+
+ /**
+ * State that was loaded from the cookie. Useful for back reference
+ * @type object
+ * @default null
+ */
+ "oLoadedState": null,
+
+ /**
+ * Source url for AJAX data for the table.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type string
+ * @default null
+ */
+ "sAjaxSource": null,
+
+ /**
+ * Property from a given object from which to read the table data from. This
+ * can be an empty string (when not server-side processing), in which case
+ * it is assumed an an array is given directly.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type string
+ */
+ "sAjaxDataProp": null,
+
+ /**
+ * Note if draw should be blocked while getting data
+ * @type boolean
+ * @default true
+ */
+ "bAjaxDataGet": true,
+
+ /**
+ * The last jQuery XHR object that was used for server-side data gathering.
+ * This can be used for working with the XHR information in one of the
+ * callbacks
+ * @type object
+ * @default null
+ */
+ "jqXHR": null,
+
+ /**
+ * Function to get the server-side data.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type function
+ */
+ "fnServerData": null,
+
+ /**
+ * Functions which are called prior to sending an Ajax request so extra
+ * parameters can easily be sent to the server
+ * @type array
+ * @default []
+ */
+ "aoServerParams": [],
+
+ /**
+ * Send the XHR HTTP method - GET or POST (could be PUT or DELETE if
+ * required).
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type string
+ */
+ "sServerMethod": null,
+
+ /**
+ * Format numbers for display.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type function
+ */
+ "fnFormatNumber": null,
+
+ /**
+ * List of options that can be used for the user selectable length menu.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type array
+ * @default []
+ */
+ "aLengthMenu": null,
+
+ /**
+ * Counter for the draws that the table does. Also used as a tracker for
+ * server-side processing
+ * @type int
+ * @default 0
+ */
+ "iDraw": 0,
+
+ /**
+ * Indicate if a redraw is being done - useful for Ajax
+ * @type boolean
+ * @default false
+ */
+ "bDrawing": false,
+
+ /**
+ * Draw index (iDraw) of the last error when parsing the returned data
+ * @type int
+ * @default -1
+ */
+ "iDrawError": -1,
+
+ /**
+ * Paging display length
+ * @type int
+ * @default 10
+ */
+ "_iDisplayLength": 10,
+
+ /**
+ * Paging start point - aiDisplay index
+ * @type int
+ * @default 0
+ */
+ "_iDisplayStart": 0,
+
+ /**
+ * Paging end point - aiDisplay index. Use fnDisplayEnd rather than
+ * this property to get the end point
+ * @type int
+ * @default 10
+ * @private
+ */
+ "_iDisplayEnd": 10,
+
+ /**
+ * Server-side processing - number of records in the result set
+ * (i.e. before filtering), Use fnRecordsTotal rather than
+ * this property to get the value of the number of records, regardless of
+ * the server-side processing setting.
+ * @type int
+ * @default 0
+ * @private
+ */
+ "_iRecordsTotal": 0,
+
+ /**
+ * Server-side processing - number of records in the current display set
+ * (i.e. after filtering). Use fnRecordsDisplay rather than
+ * this property to get the value of the number of records, regardless of
+ * the server-side processing setting.
+ * @type boolean
+ * @default 0
+ * @private
+ */
+ "_iRecordsDisplay": 0,
+
+ /**
+ * Flag to indicate if jQuery UI marking and classes should be used.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type boolean
+ */
+ "bJUI": null,
+
+ /**
+ * The classes to use for the table
+ * @type object
+ * @default {}
+ */
+ "oClasses": {},
+
+ /**
+ * Flag attached to the settings object so you can check in the draw
+ * callback if filtering has been done in the draw. Deprecated in favour of
+ * events.
+ * @type boolean
+ * @default false
+ * @deprecated
+ */
+ "bFiltered": false,
+
+ /**
+ * Flag attached to the settings object so you can check in the draw
+ * callback if sorting has been done in the draw. Deprecated in favour of
+ * events.
+ * @type boolean
+ * @default false
+ * @deprecated
+ */
+ "bSorted": false,
+
+ /**
+ * Indicate that if multiple rows are in the header and there is more than
+ * one unique cell per column, if the top one (true) or bottom one (false)
+ * should be used for sorting / title by DataTables.
+ * Note that this parameter will be set by the initialisation routine. To
+ * set a default use {@link DataTable.defaults}.
+ * @type boolean
+ */
+ "bSortCellsTop": null,
+
+ /**
+ * Initialisation object that is used for the table
+ * @type object
+ * @default null
+ */
+ "oInit": null,
+
+ /**
+ * Destroy callback functions - for plug-ins to attach themselves to the
+ * destroy so they can clean up markup and events.
+ * @type array
+ * @default []
+ */
+ "aoDestroyCallback": [],
+
+
+ /**
+ * Get the number of records in the current record set, before filtering
+ * @type function
+ */
+ "fnRecordsTotal": function ()
+ {
+ if ( this.oFeatures.bServerSide ) {
+ return parseInt(this._iRecordsTotal, 10);
+ } else {
+ return this.aiDisplayMaster.length;
+ }
+ },
+
+ /**
+ * Get the number of records in the current record set, after filtering
+ * @type function
+ */
+ "fnRecordsDisplay": function ()
+ {
+ if ( this.oFeatures.bServerSide ) {
+ return parseInt(this._iRecordsDisplay, 10);
+ } else {
+ return this.aiDisplay.length;
+ }
+ },
+
+ /**
+ * Set the display end point - aiDisplay index
+ * @type function
+ * @todo Should do away with _iDisplayEnd and calculate it on-the-fly here
+ */
+ "fnDisplayEnd": function ()
+ {
+ if ( this.oFeatures.bServerSide ) {
+ if ( this.oFeatures.bPaginate === false || this._iDisplayLength == -1 ) {
+ return this._iDisplayStart+this.aiDisplay.length;
+ } else {
+ return Math.min( this._iDisplayStart+this._iDisplayLength,
+ this._iRecordsDisplay );
+ }
+ } else {
+ return this._iDisplayEnd;
+ }
+ },
+
+ /**
+ * The DataTables object for this table
+ * @type object
+ * @default null
+ */
+ "oInstance": null,
+
+ /**
+ * Unique identifier for each instance of the DataTables object. If there
+ * is an ID on the table node, then it takes that value, otherwise an
+ * incrementing internal counter is used.
+ * @type string
+ * @default null
+ */
+ "sInstance": null,
+
+ /**
+ * tabindex attribute value that is added to DataTables control elements, allowing
+ * keyboard navigation of the table and its controls.
+ */
+ "iTabIndex": 0,
+
+ /**
+ * DIV container for the footer scrolling table if scrolling
+ */
+ "nScrollHead": null,
+
+ /**
+ * DIV container for the footer scrolling table if scrolling
+ */
+ "nScrollFoot": null
+ };
+
+ /**
+ * Extension object for DataTables that is used to provide all extension options.
+ *
+ * Note that the <i>DataTable.ext</i> object is available through
+ * <i>jQuery.fn.dataTable.ext</i> where it may be accessed and manipulated. It is
+ * also aliased to <i>jQuery.fn.dataTableExt</i> for historic reasons.
+ * @namespace
+ * @extends DataTable.models.ext
+ */
+ DataTable.ext = $.extend( true, {}, DataTable.models.ext );
+
+ $.extend( DataTable.ext.oStdClasses, {
+ "sTable": "dataTable",
+
+ /* Two buttons buttons */
+ "sPagePrevEnabled": "paginate_enabled_previous",
+ "sPagePrevDisabled": "paginate_disabled_previous",
+ "sPageNextEnabled": "paginate_enabled_next",
+ "sPageNextDisabled": "paginate_disabled_next",
+ "sPageJUINext": "",
+ "sPageJUIPrev": "",
+
+ /* Full numbers paging buttons */
+ "sPageButton": "paginate_button",
+ "sPageButtonActive": "paginate_active",
+ "sPageButtonStaticDisabled": "paginate_button paginate_button_disabled",
+ "sPageFirst": "first",
+ "sPagePrevious": "previous",
+ "sPageNext": "next",
+ "sPageLast": "last",
+
+ /* Striping classes */
+ "sStripeOdd": "odd",
+ "sStripeEven": "even",
+
+ /* Empty row */
+ "sRowEmpty": "dataTables_empty",
+
+ /* Features */
+ "sWrapper": "dataTables_wrapper",
+ "sFilter": "dataTables_filter",
+ "sInfo": "dataTables_info",
+ "sPaging": "dataTables_paginate paging_", /* Note that the type is postfixed */
+ "sLength": "dataTables_length",
+ "sProcessing": "dataTables_processing",
+
+ /* Sorting */
+ "sSortAsc": "sorting_asc",
+ "sSortDesc": "sorting_desc",
+ "sSortable": "sorting", /* Sortable in both directions */
+ "sSortableAsc": "sorting_asc_disabled",
+ "sSortableDesc": "sorting_desc_disabled",
+ "sSortableNone": "sorting_disabled",
+ "sSortColumn": "sorting_", /* Note that an int is postfixed for the sorting order */
+ "sSortJUIAsc": "",
+ "sSortJUIDesc": "",
+ "sSortJUI": "",
+ "sSortJUIAscAllowed": "",
+ "sSortJUIDescAllowed": "",
+ "sSortJUIWrapper": "",
+ "sSortIcon": "",
+
+ /* Scrolling */
+ "sScrollWrapper": "dataTables_scroll",
+ "sScrollHead": "dataTables_scrollHead",
+ "sScrollHeadInner": "dataTables_scrollHeadInner",
+ "sScrollBody": "dataTables_scrollBody",
+ "sScrollFoot": "dataTables_scrollFoot",
+ "sScrollFootInner": "dataTables_scrollFootInner",
+
+ /* Misc */
+ "sFooterTH": "",
+ "sJUIHeader": "",
+ "sJUIFooter": ""
+ } );
+
+
+ $.extend( DataTable.ext.oJUIClasses, DataTable.ext.oStdClasses, {
+ /* Two buttons buttons */
+ "sPagePrevEnabled": "fg-button ui-button ui-state-default ui-corner-left",
+ "sPagePrevDisabled": "fg-button ui-button ui-state-default ui-corner-left ui-state-disabled",
+ "sPageNextEnabled": "fg-button ui-button ui-state-default ui-corner-right",
+ "sPageNextDisabled": "fg-button ui-button ui-state-default ui-corner-right ui-state-disabled",
+ "sPageJUINext": "ui-icon ui-icon-circle-arrow-e",
+ "sPageJUIPrev": "ui-icon ui-icon-circle-arrow-w",
+
+ /* Full numbers paging buttons */
+ "sPageButton": "fg-button ui-button ui-state-default",
+ "sPageButtonActive": "fg-button ui-button ui-state-default ui-state-disabled",
+ "sPageButtonStaticDisabled": "fg-button ui-button ui-state-default ui-state-disabled",
+ "sPageFirst": "first ui-corner-tl ui-corner-bl",
+ "sPageLast": "last ui-corner-tr ui-corner-br",
+
+ /* Features */
+ "sPaging": "dataTables_paginate fg-buttonset ui-buttonset fg-buttonset-multi "+
+ "ui-buttonset-multi paging_", /* Note that the type is postfixed */
+
+ /* Sorting */
+ "sSortAsc": "ui-state-default",
+ "sSortDesc": "ui-state-default",
+ "sSortable": "ui-state-default",
+ "sSortableAsc": "ui-state-default",
+ "sSortableDesc": "ui-state-default",
+ "sSortableNone": "ui-state-default",
+ "sSortJUIAsc": "css_right ui-icon ui-icon-triangle-1-n",
+ "sSortJUIDesc": "css_right ui-icon ui-icon-triangle-1-s",
+ "sSortJUI": "css_right ui-icon ui-icon-carat-2-n-s",
+ "sSortJUIAscAllowed": "css_right ui-icon ui-icon-carat-1-n",
+ "sSortJUIDescAllowed": "css_right ui-icon ui-icon-carat-1-s",
+ "sSortJUIWrapper": "DataTables_sort_wrapper",
+ "sSortIcon": "DataTables_sort_icon",
+
+ /* Scrolling */
+ "sScrollHead": "dataTables_scrollHead ui-state-default",
+ "sScrollFoot": "dataTables_scrollFoot ui-state-default",
+
+ /* Misc */
+ "sFooterTH": "ui-state-default",
+ "sJUIHeader": "fg-toolbar ui-toolbar ui-widget-header ui-corner-tl ui-corner-tr ui-helper-clearfix",
+ "sJUIFooter": "fg-toolbar ui-toolbar ui-widget-header ui-corner-bl ui-corner-br ui-helper-clearfix"
+ } );
+
+
+ /*
+ * Variable: oPagination
+ * Purpose:
+ * Scope: jQuery.fn.dataTableExt
+ */
+ $.extend( DataTable.ext.oPagination, {
+ /*
+ * Variable: two_button
+ * Purpose: Standard two button (forward/back) pagination
+ * Scope: jQuery.fn.dataTableExt.oPagination
+ */
+ "two_button": {
+ /*
+ * Function: oPagination.two_button.fnInit
+ * Purpose: Initialise dom elements required for pagination with forward/back buttons only
+ * Returns: -
+ * Inputs: object:oSettings - dataTables settings object
+ * node:nPaging - the DIV which contains this pagination control
+ * function:fnCallbackDraw - draw function which must be called on update
+ */
+ "fnInit": function ( oSettings, nPaging, fnCallbackDraw )
+ {
+ var oLang = oSettings.oLanguage.oPaginate;
+ var oClasses = oSettings.oClasses;
+ var fnClickHandler = function ( e ) {
+ if ( oSettings.oApi._fnPageChange( oSettings, e.data.action ) )
+ {
+ fnCallbackDraw( oSettings );
+ }
+ };
+
+ var sAppend = (!oSettings.bJUI) ?
+ '<a class="'+oSettings.oClasses.sPagePrevDisabled+'" tabindex="'+oSettings.iTabIndex+'" role="button">'+oLang.sPrevious+'</a>'+
+ '<a class="'+oSettings.oClasses.sPageNextDisabled+'" tabindex="'+oSettings.iTabIndex+'" role="button">'+oLang.sNext+'</a>'
+ :
+ '<a class="'+oSettings.oClasses.sPagePrevDisabled+'" tabindex="'+oSettings.iTabIndex+'" role="button"><span class="'+oSettings.oClasses.sPageJUIPrev+'"></span></a>'+
+ '<a class="'+oSettings.oClasses.sPageNextDisabled+'" tabindex="'+oSettings.iTabIndex+'" role="button"><span class="'+oSettings.oClasses.sPageJUINext+'"></span></a>';
+ $(nPaging).append( sAppend );
+
+ var els = $('a', nPaging);
+ var nPrevious = els[0],
+ nNext = els[1];
+
+ oSettings.oApi._fnBindAction( nPrevious, {action: "previous"}, fnClickHandler );
+ oSettings.oApi._fnBindAction( nNext, {action: "next"}, fnClickHandler );
+
+ /* ID the first elements only */
+ if ( !oSettings.aanFeatures.p )
+ {
+ nPaging.id = oSettings.sTableId+'_paginate';
+ nPrevious.id = oSettings.sTableId+'_previous';
+ nNext.id = oSettings.sTableId+'_next';
+
+ nPrevious.setAttribute('aria-controls', oSettings.sTableId);
+ nNext.setAttribute('aria-controls', oSettings.sTableId);
+ }
+ },
+
+ /*
+ * Function: oPagination.two_button.fnUpdate
+ * Purpose: Update the two button pagination at the end of the draw
+ * Returns: -
+ * Inputs: object:oSettings - dataTables settings object
+ * function:fnCallbackDraw - draw function to call on page change
+ */
+ "fnUpdate": function ( oSettings, fnCallbackDraw )
+ {
+ if ( !oSettings.aanFeatures.p )
+ {
+ return;
+ }
+
+ var oClasses = oSettings.oClasses;
+ var an = oSettings.aanFeatures.p;
+
+ /* Loop over each instance of the pager */
+ for ( var i=0, iLen=an.length ; i<iLen ; i++ )
+ {
+ if ( an[i].childNodes.length !== 0 )
+ {
+ an[i].childNodes[0].className = ( oSettings._iDisplayStart === 0 ) ?
+ oClasses.sPagePrevDisabled : oClasses.sPagePrevEnabled;
+
+ an[i].childNodes[1].className = ( oSettings.fnDisplayEnd() == oSettings.fnRecordsDisplay() ) ?
+ oClasses.sPageNextDisabled : oClasses.sPageNextEnabled;
+ }
+ }
+ }
+ },
+
+
+ /*
+ * Variable: iFullNumbersShowPages
+ * Purpose: Change the number of pages which can be seen
+ * Scope: jQuery.fn.dataTableExt.oPagination
+ */
+ "iFullNumbersShowPages": 5,
+
+ /*
+ * Variable: full_numbers
+ * Purpose: Full numbers pagination
+ * Scope: jQuery.fn.dataTableExt.oPagination
+ */
+ "full_numbers": {
+ /*
+ * Function: oPagination.full_numbers.fnInit
+ * Purpose: Initialise dom elements required for pagination with a list of the pages
+ * Returns: -
+ * Inputs: object:oSettings - dataTables settings object
+ * node:nPaging - the DIV which contains this pagination control
+ * function:fnCallbackDraw - draw function which must be called on update
+ */
+ "fnInit": function ( oSettings, nPaging, fnCallbackDraw )
+ {
+ var oLang = oSettings.oLanguage.oPaginate;
+ var oClasses = oSettings.oClasses;
+ var fnClickHandler = function ( e ) {
+ if ( oSettings.oApi._fnPageChange( oSettings, e.data.action ) )
+ {
+ fnCallbackDraw( oSettings );
+ }
+ };
+
+ $(nPaging).append(
+ '<a tabindex="'+oSettings.iTabIndex+'" class="'+oClasses.sPageButton+" "+oClasses.sPageFirst+'">'+oLang.sFirst+'</a>'+
+ '<a tabindex="'+oSettings.iTabIndex+'" class="'+oClasses.sPageButton+" "+oClasses.sPagePrevious+'">'+oLang.sPrevious+'</a>'+
+ '<span></span>'+
+ '<a tabindex="'+oSettings.iTabIndex+'" class="'+oClasses.sPageButton+" "+oClasses.sPageNext+'">'+oLang.sNext+'</a>'+
+ '<a tabindex="'+oSettings.iTabIndex+'" class="'+oClasses.sPageButton+" "+oClasses.sPageLast+'">'+oLang.sLast+'</a>'
+ );
+ var els = $('a', nPaging);
+ var nFirst = els[0],
+ nPrev = els[1],
+ nNext = els[2],
+ nLast = els[3];
+
+ oSettings.oApi._fnBindAction( nFirst, {action: "first"}, fnClickHandler );
+ oSettings.oApi._fnBindAction( nPrev, {action: "previous"}, fnClickHandler );
+ oSettings.oApi._fnBindAction( nNext, {action: "next"}, fnClickHandler );
+ oSettings.oApi._fnBindAction( nLast, {action: "last"}, fnClickHandler );
+
+ /* ID the first elements only */
+ if ( !oSettings.aanFeatures.p )
+ {
+ nPaging.id = oSettings.sTableId+'_paginate';
+ nFirst.id =oSettings.sTableId+'_first';
+ nPrev.id =oSettings.sTableId+'_previous';
+ nNext.id =oSettings.sTableId+'_next';
+ nLast.id =oSettings.sTableId+'_last';
+ }
+ },
+
+ /*
+ * Function: oPagination.full_numbers.fnUpdate
+ * Purpose: Update the list of page buttons shows
+ * Returns: -
+ * Inputs: object:oSettings - dataTables settings object
+ * function:fnCallbackDraw - draw function to call on page change
+ */
+ "fnUpdate": function ( oSettings, fnCallbackDraw )
+ {
+ if ( !oSettings.aanFeatures.p )
+ {
+ return;
+ }
+
+ var iPageCount = DataTable.ext.oPagination.iFullNumbersShowPages;
+ var iPageCountHalf = Math.floor(iPageCount / 2);
+ var iPages = Math.ceil((oSettings.fnRecordsDisplay()) / oSettings._iDisplayLength);
+ var iCurrentPage = Math.ceil(oSettings._iDisplayStart / oSettings._iDisplayLength) + 1;
+ var sList = "";
+ var iStartButton, iEndButton, i, iLen;
+ var oClasses = oSettings.oClasses;
+ var anButtons, anStatic, nPaginateList;
+ var an = oSettings.aanFeatures.p;
+ var fnBind = function (j) {
+ oSettings.oApi._fnBindAction( this, {"page": j+iStartButton-1}, function(e) {
+ /* Use the information in the element to jump to the required page */
+ oSettings.oApi._fnPageChange( oSettings, e.data.page );
+ fnCallbackDraw( oSettings );
+ e.preventDefault();
+ } );
+ };
+
+ /* Pages calculation */
+ if ( oSettings._iDisplayLength === -1 )
+ {
+ iStartButton = 1;
+ iEndButton = 1;
+ iCurrentPage = 1;
+ }
+ else if (iPages < iPageCount)
+ {
+ iStartButton = 1;
+ iEndButton = iPages;
+ }
+ else if (iCurrentPage <= iPageCountHalf)
+ {
+ iStartButton = 1;
+ iEndButton = iPageCount;
+ }
+ else if (iCurrentPage >= (iPages - iPageCountHalf))
+ {
+ iStartButton = iPages - iPageCount + 1;
+ iEndButton = iPages;
+ }
+ else
+ {
+ iStartButton = iCurrentPage - Math.ceil(iPageCount / 2) + 1;
+ iEndButton = iStartButton + iPageCount - 1;
+ }
+
+
+ /* Build the dynamic list */
+ for ( i=iStartButton ; i<=iEndButton ; i++ )
+ {
+ sList += (iCurrentPage !== i) ?
+ '<a tabindex="'+oSettings.iTabIndex+'" class="'+oClasses.sPageButton+'">'+oSettings.fnFormatNumber(i)+'</a>' :
+ '<a tabindex="'+oSettings.iTabIndex+'" class="'+oClasses.sPageButtonActive+'">'+oSettings.fnFormatNumber(i)+'</a>';
+ }
+
+ /* Loop over each instance of the pager */
+ for ( i=0, iLen=an.length ; i<iLen ; i++ )
+ {
+ if ( an[i].childNodes.length === 0 )
+ {
+ continue;
+ }
+
+ /* Build up the dynamic list first - html and listeners */
+ $('span:eq(0)', an[i])
+ .html( sList )
+ .children('a').each( fnBind );
+
+ /* Update the permanent button's classes */
+ anButtons = an[i].getElementsByTagName('a');
+ anStatic = [
+ anButtons[0], anButtons[1],
+ anButtons[anButtons.length-2], anButtons[anButtons.length-1]
+ ];
+
+ $(anStatic).removeClass( oClasses.sPageButton+" "+oClasses.sPageButtonActive+" "+oClasses.sPageButtonStaticDisabled );
+ $([anStatic[0], anStatic[1]]).addClass(
+ (iCurrentPage==1) ?
+ oClasses.sPageButtonStaticDisabled :
+ oClasses.sPageButton
+ );
+ $([anStatic[2], anStatic[3]]).addClass(
+ (iPages===0 || iCurrentPage===iPages || oSettings._iDisplayLength===-1) ?
+ oClasses.sPageButtonStaticDisabled :
+ oClasses.sPageButton
+ );
+ }
+ }
+ }
+ } );
+
+ $.extend( DataTable.ext.oSort, {
+ /*
+ * text sorting
+ */
+ "string-pre": function ( a )
+ {
+ if ( typeof a != 'string' ) {
+ a = (a !== null && a.toString) ? a.toString() : '';
+ }
+ return a.toLowerCase();
+ },
+
+ "string-asc": function ( x, y )
+ {
+ return ((x < y) ? -1 : ((x > y) ? 1 : 0));
+ },
+
+ "string-desc": function ( x, y )
+ {
+ return ((x < y) ? 1 : ((x > y) ? -1 : 0));
+ },
+
+
+ /*
+ * html sorting (ignore html tags)
+ */
+ "html-pre": function ( a )
+ {
+ return a.replace( /<.*?>/g, "" ).toLowerCase();
+ },
+
+ "html-asc": function ( x, y )
+ {
+ return ((x < y) ? -1 : ((x > y) ? 1 : 0));
+ },
+
+ "html-desc": function ( x, y )
+ {
+ return ((x < y) ? 1 : ((x > y) ? -1 : 0));
+ },
+
+
+ /*
+ * date sorting
+ */
+ "date-pre": function ( a )
+ {
+ var x = Date.parse( a );
+
+ if ( isNaN(x) || x==="" )
+ {
+ x = Date.parse( "01/01/1970 00:00:00" );
+ }
+ return x;
+ },
+
+ "date-asc": function ( x, y )
+ {
+ return x - y;
+ },
+
+ "date-desc": function ( x, y )
+ {
+ return y - x;
+ },
+
+
+ /*
+ * numerical sorting
+ */
+ "numeric-pre": function ( a )
+ {
+ return (a=="-" || a==="") ? 0 : a*1;
+ },
+
+ "numeric-asc": function ( x, y )
+ {
+ return x - y;
+ },
+
+ "numeric-desc": function ( x, y )
+ {
+ return y - x;
+ }
+ } );
+
+
+ $.extend( DataTable.ext.aTypes, [
+ /*
+ * Function: -
+ * Purpose: Check to see if a string is numeric
+ * Returns: string:'numeric' or null
+ * Inputs: mixed:sText - string to check
+ */
+ function ( sData )
+ {
+ /* Allow zero length strings as a number */
+ if ( typeof sData === 'number' )
+ {
+ return 'numeric';
+ }
+ else if ( typeof sData !== 'string' )
+ {
+ return null;
+ }
+
+ var sValidFirstChars = "0123456789-";
+ var sValidChars = "0123456789.";
+ var Char;
+ var bDecimal = false;
+
+ /* Check for a valid first char (no period and allow negatives) */
+ Char = sData.charAt(0);
+ if (sValidFirstChars.indexOf(Char) == -1)
+ {
+ return null;
+ }
+
+ /* Check all the other characters are valid */
+ for ( var i=1 ; i<sData.length ; i++ )
+ {
+ Char = sData.charAt(i);
+ if (sValidChars.indexOf(Char) == -1)
+ {
+ return null;
+ }
+
+ /* Only allowed one decimal place... */
+ if ( Char == "." )
+ {
+ if ( bDecimal )
+ {
+ return null;
+ }
+ bDecimal = true;
+ }
+ }
+
+ return 'numeric';
+ },
+
+ /*
+ * Function: -
+ * Purpose: Check to see if a string is actually a formatted date
+ * Returns: string:'date' or null
+ * Inputs: string:sText - string to check
+ */
+ function ( sData )
+ {
+ var iParse = Date.parse(sData);
+ if ( (iParse !== null && !isNaN(iParse)) || (typeof sData === 'string' && sData.length === 0) )
+ {
+ return 'date';
+ }
+ return null;
+ },
+
+ /*
+ * Function: -
+ * Purpose: Check to see if a string should be treated as an HTML string
+ * Returns: string:'html' or null
+ * Inputs: string:sText - string to check
+ */
+ function ( sData )
+ {
+ if ( typeof sData === 'string' && sData.indexOf('<') != -1 && sData.indexOf('>') != -1 )
+ {
+ return 'html';
+ }
+ return null;
+ }
+ ] );
+
+
+ // jQuery aliases
+ $.fn.DataTable = DataTable;
+ $.fn.dataTable = DataTable;
+ $.fn.dataTableSettings = DataTable.settings;
+ $.fn.dataTableExt = DataTable.ext;
+
+
+ // Information about events fired by DataTables - for documentation.
+ /**
+ * Draw event, fired whenever the table is redrawn on the page, at the same point as
+ * fnDrawCallback. This may be useful for binding events or performing calculations when
+ * the table is altered at all.
+ * @name DataTable#draw
+ * @event
+ * @param {event} e jQuery event object
+ * @param {object} o DataTables settings object {@link DataTable.models.oSettings}
+ */
+
+ /**
+ * Filter event, fired when the filtering applied to the table (using the build in global
+ * global filter, or column filters) is altered.
+ * @name DataTable#filter
+ * @event
+ * @param {event} e jQuery event object
+ * @param {object} o DataTables settings object {@link DataTable.models.oSettings}
+ */
+
+ /**
+ * Page change event, fired when the paging of the table is altered.
+ * @name DataTable#page
+ * @event
+ * @param {event} e jQuery event object
+ * @param {object} o DataTables settings object {@link DataTable.models.oSettings}
+ */
+
+ /**
+ * Sort event, fired when the sorting applied to the table is altered.
+ * @name DataTable#sort
+ * @event
+ * @param {event} e jQuery event object
+ * @param {object} o DataTables settings object {@link DataTable.models.oSettings}
+ */
+
+ /**
+ * DataTables initialisation complete event, fired when the table is fully drawn,
+ * including Ajax data loaded, if Ajax data is required.
+ * @name DataTable#init
+ * @event
+ * @param {event} e jQuery event object
+ * @param {object} oSettings DataTables settings object
+ * @param {object} json The JSON object request from the server - only
+ * present if client-side Ajax sourced data is used</li></ol>
+ */
+
+ /**
+ * State save event, fired when the table has changed state a new state save is required.
+ * This method allows modification of the state saving object prior to actually doing the
+ * save, including addition or other state properties (for plug-ins) or modification
+ * of a DataTables core property.
+ * @name DataTable#stateSaveParams
+ * @event
+ * @param {event} e jQuery event object
+ * @param {object} oSettings DataTables settings object
+ * @param {object} json The state information to be saved
+ */
+
+ /**
+ * State load event, fired when the table is loading state from the stored data, but
+ * prior to the settings object being modified by the saved state - allowing modification
+ * of the saved state is required or loading of state for a plug-in.
+ * @name DataTable#stateLoadParams
+ * @event
+ * @param {event} e jQuery event object
+ * @param {object} oSettings DataTables settings object
+ * @param {object} json The saved state information
+ */
+
+ /**
+ * State loaded event, fired when state has been loaded from stored data and the settings
+ * object has been modified by the loaded data.
+ * @name DataTable#stateLoaded
+ * @event
+ * @param {event} e jQuery event object
+ * @param {object} oSettings DataTables settings object
+ * @param {object} json The saved state information
+ */
+
+ /**
+ * Processing event, fired when DataTables is doing some kind of processing (be it,
+ * sort, filter or anything else). Can be used to indicate to the end user that
+ * there is something happening, or that something has finished.
+ * @name DataTable#processing
+ * @event
+ * @param {event} e jQuery event object
+ * @param {object} oSettings DataTables settings object
+ * @param {boolean} bShow Flag for if DataTables is doing processing or not
+ */
+
+ /**
+ * Ajax (XHR) event, fired whenever an Ajax request is completed from a request to
+ * made to the server for new data (note that this trigger is called in fnServerData,
+ * if you override fnServerData and which to use this event, you need to trigger it in
+ * you success function).
+ * @name DataTable#xhr
+ * @event
+ * @param {event} e jQuery event object
+ * @param {object} o DataTables settings object {@link DataTable.models.oSettings}
+ * @param {object} json JSON returned from the server
+ */
+
+ /**
+ * Destroy event, fired when the DataTable is destroyed by calling fnDestroy or passing
+ * the bDestroy:true parameter in the initialisation object. This can be used to remove
+ * bound events, added DOM nodes, etc.
+ * @name DataTable#destroy
+ * @event
+ * @param {event} e jQuery event object
+ * @param {object} o DataTables settings object {@link DataTable.models.oSettings}
+ */
+}(jQuery, window, document, undefined));