public/admin/plugins/datatables/extensions/FixedHeader/js/dataTables.fixedHeader.js in admin-sys-1.0.2 vs public/admin/plugins/datatables/extensions/FixedHeader/js/dataTables.fixedHeader.js in admin-sys-1.1.0

- old
+ new

@@ -1,1028 +1,1028 @@ -/*! FixedHeader 2.1.2 - * ©2010-2014 SpryMedia Ltd - datatables.net/license - */ - -/** - * @summary FixedHeader - * @description Fix a table's header or footer, so it is always visible while - * Scrolling - * @version 2.1.2 - * @file dataTables.fixedHeader.js - * @author SpryMedia Ltd (www.sprymedia.co.uk) - * @contact www.sprymedia.co.uk/contact - * @copyright Copyright 2009-2014 SpryMedia Ltd. - * - * This source file is free software, available under the following license: - * MIT license - http://datatables.net/license/mit - * - * 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 - */ - -/* Global scope for FixedColumns for backwards compatibility - will be removed - * in future. Not documented in 1.1.x. - */ - -/* Global scope for FixedColumns */ -var FixedHeader; - -(function(window, document, undefined) { - - -var factory = function( $, DataTable ) { -"use strict"; - -/* - * Function: FixedHeader - * Purpose: Provide 'fixed' header, footer and columns for a DataTable - * Returns: object:FixedHeader - must be called with 'new' - * Inputs: mixed:mTable - target table - * @param {object} dt DataTables instance or HTML table node. With DataTables - * 1.10 this can also be a jQuery collection (with just a single table in its - * result set), a jQuery selector, DataTables API instance or settings - * object. - * @param {object} [oInit] initialisation settings, with the following - * properties (each optional) - * * bool:top - fix the header (default true) - * * bool:bottom - fix the footer (default false) - * * int:left - fix the left column(s) (default 0) - * * int:right - fix the right column(s) (default 0) - * * int:zTop - fixed header zIndex - * * int:zBottom - fixed footer zIndex - * * int:zLeft - fixed left zIndex - * * int:zRight - fixed right zIndex - */ -FixedHeader = function ( mTable, oInit ) { - /* Sanity check - you just know it will happen */ - if ( ! this instanceof FixedHeader ) - { - alert( "FixedHeader warning: FixedHeader must be initialised with the 'new' keyword." ); - return; - } - - var that = this; - var oSettings = { - "aoCache": [], - "oSides": { - "top": true, - "bottom": false, - "left": 0, - "right": 0 - }, - "oZIndexes": { - "top": 104, - "bottom": 103, - "left": 102, - "right": 101 - }, - "oCloneOnDraw": { - "top": false, - "bottom": false, - "left": true, - "right": true - }, - "oMes": { - "iTableWidth": 0, - "iTableHeight": 0, - "iTableLeft": 0, - "iTableRight": 0, /* note this is left+width, not actually "right" */ - "iTableTop": 0, - "iTableBottom": 0 /* note this is top+height, not actually "bottom" */ - }, - "oOffset": { - "top": 0 - }, - "nTable": null, - "bFooter": false, - "bInitComplete": false - }; - - /* - * Function: fnGetSettings - * Purpose: Get the settings for this object - * Returns: object: - settings object - * Inputs: - - */ - this.fnGetSettings = function () { - return oSettings; - }; - - /* - * Function: fnUpdate - * Purpose: Update the positioning and copies of the fixed elements - * Returns: - - * Inputs: - - */ - this.fnUpdate = function () { - this._fnUpdateClones(); - this._fnUpdatePositions(); - }; - - /* - * Function: fnPosition - * Purpose: Update the positioning of the fixed elements - * Returns: - - * Inputs: - - */ - this.fnPosition = function () { - this._fnUpdatePositions(); - }; - - - var dt = $.fn.dataTable.Api ? - new $.fn.dataTable.Api( mTable ).settings()[0] : - mTable.fnSettings(); - - dt._oPluginFixedHeader = this; - - /* Let's do it */ - this.fnInit( dt, oInit ); - -}; - - -/* - * Variable: FixedHeader - * Purpose: Prototype for FixedHeader - * Scope: global - */ -FixedHeader.prototype = { - /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * - * Initialisation - */ - - /* - * Function: fnInit - * Purpose: The "constructor" - * Returns: - - * Inputs: {as FixedHeader function} - */ - fnInit: function ( oDtSettings, oInit ) - { - var s = this.fnGetSettings(); - var that = this; - - /* Record the user definable settings */ - this.fnInitSettings( s, oInit ); - - if ( oDtSettings.oScroll.sX !== "" || oDtSettings.oScroll.sY !== "" ) - { - alert( "FixedHeader 2 is not supported with DataTables' scrolling mode at this time" ); - return; - } - - s.nTable = oDtSettings.nTable; - oDtSettings.aoDrawCallback.unshift( { - "fn": function () { - FixedHeader.fnMeasure(); - that._fnUpdateClones.call(that); - that._fnUpdatePositions.call(that); - }, - "sName": "FixedHeader" - } ); - - s.bFooter = ($('>tfoot', s.nTable).length > 0) ? true : false; - - /* Add the 'sides' that are fixed */ - if ( s.oSides.top ) - { - s.aoCache.push( that._fnCloneTable( "fixedHeader", "FixedHeader_Header", that._fnCloneThead ) ); - } - if ( s.oSides.bottom ) - { - s.aoCache.push( that._fnCloneTable( "fixedFooter", "FixedHeader_Footer", that._fnCloneTfoot ) ); - } - if ( s.oSides.left ) - { - s.aoCache.push( that._fnCloneTable( "fixedLeft", "FixedHeader_Left", that._fnCloneTLeft, s.oSides.left ) ); - } - if ( s.oSides.right ) - { - s.aoCache.push( that._fnCloneTable( "fixedRight", "FixedHeader_Right", that._fnCloneTRight, s.oSides.right ) ); - } - - /* Event listeners for window movement */ - FixedHeader.afnScroll.push( function () { - that._fnUpdatePositions.call(that); - } ); - - $(window).resize( function () { - FixedHeader.fnMeasure(); - that._fnUpdateClones.call(that); - that._fnUpdatePositions.call(that); - } ); - - $(s.nTable) - .on('column-reorder.dt', function () { - FixedHeader.fnMeasure(); - that._fnUpdateClones( true ); - that._fnUpdatePositions(); - } ) - .on('column-visibility.dt', function () { - FixedHeader.fnMeasure(); - that._fnUpdateClones( true ); - that._fnUpdatePositions(); - } ); - - /* Get things right to start with */ - FixedHeader.fnMeasure(); - that._fnUpdateClones(); - that._fnUpdatePositions(); - - s.bInitComplete = true; - }, - - - /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * - * Support functions - */ - - /* - * Function: fnInitSettings - * Purpose: Take the user's settings and copy them to our local store - * Returns: - - * Inputs: object:s - the local settings object - * object:oInit - the user's settings object - */ - fnInitSettings: function ( s, oInit ) - { - if ( oInit !== undefined ) - { - if ( oInit.top !== undefined ) { - s.oSides.top = oInit.top; - } - if ( oInit.bottom !== undefined ) { - s.oSides.bottom = oInit.bottom; - } - if ( typeof oInit.left == 'boolean' ) { - s.oSides.left = oInit.left ? 1 : 0; - } - else if ( oInit.left !== undefined ) { - s.oSides.left = oInit.left; - } - if ( typeof oInit.right == 'boolean' ) { - s.oSides.right = oInit.right ? 1 : 0; - } - else if ( oInit.right !== undefined ) { - s.oSides.right = oInit.right; - } - - if ( oInit.zTop !== undefined ) { - s.oZIndexes.top = oInit.zTop; - } - if ( oInit.zBottom !== undefined ) { - s.oZIndexes.bottom = oInit.zBottom; - } - if ( oInit.zLeft !== undefined ) { - s.oZIndexes.left = oInit.zLeft; - } - if ( oInit.zRight !== undefined ) { - s.oZIndexes.right = oInit.zRight; - } - - if ( oInit.offsetTop !== undefined ) { - s.oOffset.top = oInit.offsetTop; - } - if ( oInit.alwaysCloneTop !== undefined ) { - s.oCloneOnDraw.top = oInit.alwaysCloneTop; - } - if ( oInit.alwaysCloneBottom !== undefined ) { - s.oCloneOnDraw.bottom = oInit.alwaysCloneBottom; - } - if ( oInit.alwaysCloneLeft !== undefined ) { - s.oCloneOnDraw.left = oInit.alwaysCloneLeft; - } - if ( oInit.alwaysCloneRight !== undefined ) { - s.oCloneOnDraw.right = oInit.alwaysCloneRight; - } - } - }, - - /* - * Function: _fnCloneTable - * Purpose: Clone the table node and do basic initialisation - * Returns: - - * Inputs: - - */ - _fnCloneTable: function ( sType, sClass, fnClone, iCells ) - { - var s = this.fnGetSettings(); - var nCTable; - - /* We know that the table _MUST_ has a DIV wrapped around it, because this is simply how - * DataTables works. Therefore, we can set this to be relatively position (if it is not - * alreadu absolute, and use this as the base point for the cloned header - */ - if ( $(s.nTable.parentNode).css('position') != "absolute" ) - { - s.nTable.parentNode.style.position = "relative"; - } - - /* Just a shallow clone will do - we only want the table node */ - nCTable = s.nTable.cloneNode( false ); - nCTable.removeAttribute( 'id' ); - - var nDiv = document.createElement( 'div' ); - nDiv.style.position = "absolute"; - nDiv.style.top = "0px"; - nDiv.style.left = "0px"; - nDiv.className += " FixedHeader_Cloned "+sType+" "+sClass; - - /* Set the zIndexes */ - if ( sType == "fixedHeader" ) - { - nDiv.style.zIndex = s.oZIndexes.top; - } - if ( sType == "fixedFooter" ) - { - nDiv.style.zIndex = s.oZIndexes.bottom; - } - if ( sType == "fixedLeft" ) - { - nDiv.style.zIndex = s.oZIndexes.left; - } - else if ( sType == "fixedRight" ) - { - nDiv.style.zIndex = s.oZIndexes.right; - } - - /* remove margins since we are going to position it absolutely */ - nCTable.style.margin = "0"; - - /* Insert the newly cloned table into the DOM, on top of the "real" header */ - nDiv.appendChild( nCTable ); - document.body.appendChild( nDiv ); - - return { - "nNode": nCTable, - "nWrapper": nDiv, - "sType": sType, - "sPosition": "", - "sTop": "", - "sLeft": "", - "fnClone": fnClone, - "iCells": iCells - }; - }, - - /* - * Function: _fnMeasure - * Purpose: Get the current positioning of the table in the DOM - * Returns: - - * Inputs: - - */ - _fnMeasure: function () - { - var - s = this.fnGetSettings(), - m = s.oMes, - jqTable = $(s.nTable), - oOffset = jqTable.offset(), - iParentScrollTop = this._fnSumScroll( s.nTable.parentNode, 'scrollTop' ), - iParentScrollLeft = this._fnSumScroll( s.nTable.parentNode, 'scrollLeft' ); - - m.iTableWidth = jqTable.outerWidth(); - m.iTableHeight = jqTable.outerHeight(); - m.iTableLeft = oOffset.left + s.nTable.parentNode.scrollLeft; - m.iTableTop = oOffset.top + iParentScrollTop; - m.iTableRight = m.iTableLeft + m.iTableWidth; - m.iTableRight = FixedHeader.oDoc.iWidth - m.iTableLeft - m.iTableWidth; - m.iTableBottom = FixedHeader.oDoc.iHeight - m.iTableTop - m.iTableHeight; - }, - - /* - * Function: _fnSumScroll - * Purpose: Sum node parameters all the way to the top - * Returns: int: sum - * Inputs: node:n - node to consider - * string:side - scrollTop or scrollLeft - */ - _fnSumScroll: function ( n, side ) - { - var i = n[side]; - while ( n = n.parentNode ) - { - if ( n.nodeName == 'HTML' || n.nodeName == 'BODY' ) - { - break; - } - i = n[side]; - } - return i; - }, - - /* - * Function: _fnUpdatePositions - * Purpose: Loop over the fixed elements for this table and update their positions - * Returns: - - * Inputs: - - */ - _fnUpdatePositions: function () - { - var s = this.fnGetSettings(); - this._fnMeasure(); - - for ( var i=0, iLen=s.aoCache.length ; i<iLen ; i++ ) - { - if ( s.aoCache[i].sType == "fixedHeader" ) - { - this._fnScrollFixedHeader( s.aoCache[i] ); - } - else if ( s.aoCache[i].sType == "fixedFooter" ) - { - this._fnScrollFixedFooter( s.aoCache[i] ); - } - else if ( s.aoCache[i].sType == "fixedLeft" ) - { - this._fnScrollHorizontalLeft( s.aoCache[i] ); - } - else - { - this._fnScrollHorizontalRight( s.aoCache[i] ); - } - } - }, - - /* - * Function: _fnUpdateClones - * Purpose: Loop over the fixed elements for this table and call their cloning functions - * Returns: - - * Inputs: - - */ - _fnUpdateClones: function ( full ) - { - var s = this.fnGetSettings(); - - if ( full ) { - // This is a little bit of a hack to force a full clone draw. When - // `full` is set to true, we want to reclone the source elements, - // regardless of the clone-on-draw settings - s.bInitComplete = false; - } - - for ( var i=0, iLen=s.aoCache.length ; i<iLen ; i++ ) - { - s.aoCache[i].fnClone.call( this, s.aoCache[i] ); - } - - if ( full ) { - s.bInitComplete = true; - } - }, - - - /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * - * Scrolling functions - */ - - /* - * Function: _fnScrollHorizontalLeft - * Purpose: Update the positioning of the scrolling elements - * Returns: - - * Inputs: object:oCache - the cached values for this fixed element - */ - _fnScrollHorizontalRight: function ( oCache ) - { - var - s = this.fnGetSettings(), - oMes = s.oMes, - oWin = FixedHeader.oWin, - oDoc = FixedHeader.oDoc, - nTable = oCache.nWrapper, - iFixedWidth = $(nTable).outerWidth(); - - if ( oWin.iScrollRight < oMes.iTableRight ) - { - /* Fully right aligned */ - this._fnUpdateCache( oCache, 'sPosition', 'absolute', 'position', nTable.style ); - this._fnUpdateCache( oCache, 'sTop', oMes.iTableTop+"px", 'top', nTable.style ); - this._fnUpdateCache( oCache, 'sLeft', (oMes.iTableLeft+oMes.iTableWidth-iFixedWidth)+"px", 'left', nTable.style ); - } - else if ( oMes.iTableLeft < oDoc.iWidth-oWin.iScrollRight-iFixedWidth ) - { - /* Middle */ - this._fnUpdateCache( oCache, 'sPosition', 'fixed', 'position', nTable.style ); - this._fnUpdateCache( oCache, 'sTop', (oMes.iTableTop-oWin.iScrollTop)+"px", 'top', nTable.style ); - this._fnUpdateCache( oCache, 'sLeft', (oWin.iWidth-iFixedWidth)+"px", 'left', nTable.style ); - } - else - { - /* Fully left aligned */ - this._fnUpdateCache( oCache, 'sPosition', 'absolute', 'position', nTable.style ); - this._fnUpdateCache( oCache, 'sTop', oMes.iTableTop+"px", 'top', nTable.style ); - this._fnUpdateCache( oCache, 'sLeft', oMes.iTableLeft+"px", 'left', nTable.style ); - } - }, - - /* - * Function: _fnScrollHorizontalLeft - * Purpose: Update the positioning of the scrolling elements - * Returns: - - * Inputs: object:oCache - the cached values for this fixed element - */ - _fnScrollHorizontalLeft: function ( oCache ) - { - var - s = this.fnGetSettings(), - oMes = s.oMes, - oWin = FixedHeader.oWin, - oDoc = FixedHeader.oDoc, - nTable = oCache.nWrapper, - iCellWidth = $(nTable).outerWidth(); - - if ( oWin.iScrollLeft < oMes.iTableLeft ) - { - /* Fully left align */ - this._fnUpdateCache( oCache, 'sPosition', 'absolute', 'position', nTable.style ); - this._fnUpdateCache( oCache, 'sTop', oMes.iTableTop+"px", 'top', nTable.style ); - this._fnUpdateCache( oCache, 'sLeft', oMes.iTableLeft+"px", 'left', nTable.style ); - } - else if ( oWin.iScrollLeft < oMes.iTableLeft+oMes.iTableWidth-iCellWidth ) - { - this._fnUpdateCache( oCache, 'sPosition', 'fixed', 'position', nTable.style ); - this._fnUpdateCache( oCache, 'sTop', (oMes.iTableTop-oWin.iScrollTop)+"px", 'top', nTable.style ); - this._fnUpdateCache( oCache, 'sLeft', "0px", 'left', nTable.style ); - } - else - { - /* Fully right align */ - this._fnUpdateCache( oCache, 'sPosition', 'absolute', 'position', nTable.style ); - this._fnUpdateCache( oCache, 'sTop', oMes.iTableTop+"px", 'top', nTable.style ); - this._fnUpdateCache( oCache, 'sLeft', (oMes.iTableLeft+oMes.iTableWidth-iCellWidth)+"px", 'left', nTable.style ); - } - }, - - /* - * Function: _fnScrollFixedFooter - * Purpose: Update the positioning of the scrolling elements - * Returns: - - * Inputs: object:oCache - the cached values for this fixed element - */ - _fnScrollFixedFooter: function ( oCache ) - { - var - s = this.fnGetSettings(), - oMes = s.oMes, - oWin = FixedHeader.oWin, - oDoc = FixedHeader.oDoc, - nTable = oCache.nWrapper, - iTheadHeight = $("thead", s.nTable).outerHeight(), - iCellHeight = $(nTable).outerHeight(); - - if ( oWin.iScrollBottom < oMes.iTableBottom ) - { - /* Below */ - this._fnUpdateCache( oCache, 'sPosition', 'absolute', 'position', nTable.style ); - this._fnUpdateCache( oCache, 'sTop', (oMes.iTableTop+oMes.iTableHeight-iCellHeight)+"px", 'top', nTable.style ); - this._fnUpdateCache( oCache, 'sLeft', oMes.iTableLeft+"px", 'left', nTable.style ); - } - else if ( oWin.iScrollBottom < oMes.iTableBottom+oMes.iTableHeight-iCellHeight-iTheadHeight ) - { - this._fnUpdateCache( oCache, 'sPosition', 'fixed', 'position', nTable.style ); - this._fnUpdateCache( oCache, 'sTop', (oWin.iHeight-iCellHeight)+"px", 'top', nTable.style ); - this._fnUpdateCache( oCache, 'sLeft', (oMes.iTableLeft-oWin.iScrollLeft)+"px", 'left', nTable.style ); - } - else - { - /* Above */ - this._fnUpdateCache( oCache, 'sPosition', 'absolute', 'position', nTable.style ); - this._fnUpdateCache( oCache, 'sTop', (oMes.iTableTop+iCellHeight)+"px", 'top', nTable.style ); - this._fnUpdateCache( oCache, 'sLeft', oMes.iTableLeft+"px", 'left', nTable.style ); - } - }, - - /* - * Function: _fnScrollFixedHeader - * Purpose: Update the positioning of the scrolling elements - * Returns: - - * Inputs: object:oCache - the cached values for this fixed element - */ - _fnScrollFixedHeader: function ( oCache ) - { - var - s = this.fnGetSettings(), - oMes = s.oMes, - oWin = FixedHeader.oWin, - oDoc = FixedHeader.oDoc, - nTable = oCache.nWrapper, - iTbodyHeight = 0, - anTbodies = s.nTable.getElementsByTagName('tbody'); - - for (var i = 0; i < anTbodies.length; ++i) { - iTbodyHeight += anTbodies[i].offsetHeight; - } - - if ( oMes.iTableTop > oWin.iScrollTop + s.oOffset.top ) - { - /* Above the table */ - this._fnUpdateCache( oCache, 'sPosition', "absolute", 'position', nTable.style ); - this._fnUpdateCache( oCache, 'sTop', oMes.iTableTop+"px", 'top', nTable.style ); - this._fnUpdateCache( oCache, 'sLeft', oMes.iTableLeft+"px", 'left', nTable.style ); - } - else if ( oWin.iScrollTop + s.oOffset.top > oMes.iTableTop+iTbodyHeight ) - { - /* At the bottom of the table */ - this._fnUpdateCache( oCache, 'sPosition', "absolute", 'position', nTable.style ); - this._fnUpdateCache( oCache, 'sTop', (oMes.iTableTop+iTbodyHeight)+"px", 'top', nTable.style ); - this._fnUpdateCache( oCache, 'sLeft', oMes.iTableLeft+"px", 'left', nTable.style ); - } - else - { - /* In the middle of the table */ - this._fnUpdateCache( oCache, 'sPosition', 'fixed', 'position', nTable.style ); - this._fnUpdateCache( oCache, 'sTop', s.oOffset.top+"px", 'top', nTable.style ); - this._fnUpdateCache( oCache, 'sLeft', (oMes.iTableLeft-oWin.iScrollLeft)+"px", 'left', nTable.style ); - } - }, - - /* - * Function: _fnUpdateCache - * Purpose: Check the cache and update cache and value if needed - * Returns: - - * Inputs: object:oCache - local cache object - * string:sCache - cache property - * string:sSet - value to set - * string:sProperty - object property to set - * object:oObj - object to update - */ - _fnUpdateCache: function ( oCache, sCache, sSet, sProperty, oObj ) - { - if ( oCache[sCache] != sSet ) - { - oObj[sProperty] = sSet; - oCache[sCache] = sSet; - } - }, - - - - /** - * Copy the classes of all child nodes from one element to another. This implies - * that the two have identical structure - no error checking is performed to that - * fact. - * @param {element} source Node to copy classes from - * @param {element} dest Node to copy classes too - */ - _fnClassUpdate: function ( source, dest ) - { - var that = this; - - if ( source.nodeName.toUpperCase() === "TR" || source.nodeName.toUpperCase() === "TH" || - source.nodeName.toUpperCase() === "TD" || source.nodeName.toUpperCase() === "SPAN" ) - { - dest.className = source.className; - } - - $(source).children().each( function (i) { - that._fnClassUpdate( $(source).children()[i], $(dest).children()[i] ); - } ); - }, - - - /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * - * Cloning functions - */ - - /* - * Function: _fnCloneThead - * Purpose: Clone the thead element - * Returns: - - * Inputs: object:oCache - the cached values for this fixed element - */ - _fnCloneThead: function ( oCache ) - { - var s = this.fnGetSettings(); - var nTable = oCache.nNode; - - if ( s.bInitComplete && !s.oCloneOnDraw.top ) - { - this._fnClassUpdate( $('thead', s.nTable)[0], $('thead', nTable)[0] ); - return; - } - - /* Set the wrapper width to match that of the cloned table */ - var iDtWidth = $(s.nTable).outerWidth(); - oCache.nWrapper.style.width = iDtWidth+"px"; - nTable.style.width = iDtWidth+"px"; - - /* Remove any children the cloned table has */ - while ( nTable.childNodes.length > 0 ) - { - $('thead th', nTable).unbind( 'click' ); - nTable.removeChild( nTable.childNodes[0] ); - } - - /* Clone the DataTables header */ - var nThead = $('thead', s.nTable).clone(true)[0]; - nTable.appendChild( nThead ); - - /* Copy the widths across - apparently a clone isn't good enough for this */ - var a = []; - var b = []; - - $("thead>tr th", s.nTable).each( function (i) { - a.push( $(this).width() ); - } ); - - $("thead>tr td", s.nTable).each( function (i) { - b.push( $(this).width() ); - } ); - - $("thead>tr th", s.nTable).each( function (i) { - $("thead>tr th:eq("+i+")", nTable).width( a[i] ); - $(this).width( a[i] ); - } ); - - $("thead>tr td", s.nTable).each( function (i) { - $("thead>tr td:eq("+i+")", nTable).width( b[i] ); - $(this).width( b[i] ); - } ); - - // Stop DataTables 1.9 from putting a focus ring on the headers when - // clicked to sort - $('th.sorting, th.sorting_desc, th.sorting_asc', nTable).bind( 'click', function () { - this.blur(); - } ); - }, - - /* - * Function: _fnCloneTfoot - * Purpose: Clone the tfoot element - * Returns: - - * Inputs: object:oCache - the cached values for this fixed element - */ - _fnCloneTfoot: function ( oCache ) - { - var s = this.fnGetSettings(); - var nTable = oCache.nNode; - - /* Set the wrapper width to match that of the cloned table */ - oCache.nWrapper.style.width = $(s.nTable).outerWidth()+"px"; - - /* Remove any children the cloned table has */ - while ( nTable.childNodes.length > 0 ) - { - nTable.removeChild( nTable.childNodes[0] ); - } - - /* Clone the DataTables footer */ - var nTfoot = $('tfoot', s.nTable).clone(true)[0]; - nTable.appendChild( nTfoot ); - - /* Copy the widths across - apparently a clone isn't good enough for this */ - $("tfoot:eq(0)>tr th", s.nTable).each( function (i) { - $("tfoot:eq(0)>tr th:eq("+i+")", nTable).width( $(this).width() ); - } ); - - $("tfoot:eq(0)>tr td", s.nTable).each( function (i) { - $("tfoot:eq(0)>tr td:eq("+i+")", nTable).width( $(this).width() ); - } ); - }, - - /* - * Function: _fnCloneTLeft - * Purpose: Clone the left column(s) - * Returns: - - * Inputs: object:oCache - the cached values for this fixed element - */ - _fnCloneTLeft: function ( oCache ) - { - var s = this.fnGetSettings(); - var nTable = oCache.nNode; - var nBody = $('tbody', s.nTable)[0]; - - /* Remove any children the cloned table has */ - while ( nTable.childNodes.length > 0 ) - { - nTable.removeChild( nTable.childNodes[0] ); - } - - /* Is this the most efficient way to do this - it looks horrible... */ - nTable.appendChild( $("thead", s.nTable).clone(true)[0] ); - nTable.appendChild( $("tbody", s.nTable).clone(true)[0] ); - if ( s.bFooter ) - { - nTable.appendChild( $("tfoot", s.nTable).clone(true)[0] ); - } - - /* Remove unneeded cells */ - var sSelector = 'gt(' + (oCache.iCells - 1) + ')'; - $('thead tr', nTable).each( function (k) { - $('th:' + sSelector, this).remove(); - } ); - - $('tfoot tr', nTable).each( function (k) { - $('th:' + sSelector, this).remove(); - } ); - - $('tbody tr', nTable).each( function (k) { - $('td:' + sSelector, this).remove(); - } ); - - this.fnEqualiseHeights( 'thead', nBody.parentNode, nTable ); - this.fnEqualiseHeights( 'tbody', nBody.parentNode, nTable ); - this.fnEqualiseHeights( 'tfoot', nBody.parentNode, nTable ); - - var iWidth = 0; - for (var i = 0; i < oCache.iCells; i++) { - iWidth += $('thead tr th:eq(' + i + ')', s.nTable).outerWidth(); - } - nTable.style.width = iWidth+"px"; - oCache.nWrapper.style.width = iWidth+"px"; - }, - - /* - * Function: _fnCloneTRight - * Purpose: Clone the right most column(s) - * Returns: - - * Inputs: object:oCache - the cached values for this fixed element - */ - _fnCloneTRight: function ( oCache ) - { - var s = this.fnGetSettings(); - var nBody = $('tbody', s.nTable)[0]; - var nTable = oCache.nNode; - var iCols = $('tbody tr:eq(0) td', s.nTable).length; - - /* Remove any children the cloned table has */ - while ( nTable.childNodes.length > 0 ) - { - nTable.removeChild( nTable.childNodes[0] ); - } - - /* Is this the most efficient way to do this - it looks horrible... */ - nTable.appendChild( $("thead", s.nTable).clone(true)[0] ); - nTable.appendChild( $("tbody", s.nTable).clone(true)[0] ); - if ( s.bFooter ) - { - nTable.appendChild( $("tfoot", s.nTable).clone(true)[0] ); - } - $('thead tr th:lt('+(iCols-oCache.iCells)+')', nTable).remove(); - $('tfoot tr th:lt('+(iCols-oCache.iCells)+')', nTable).remove(); - - /* Remove unneeded cells */ - $('tbody tr', nTable).each( function (k) { - $('td:lt('+(iCols-oCache.iCells)+')', this).remove(); - } ); - - this.fnEqualiseHeights( 'thead', nBody.parentNode, nTable ); - this.fnEqualiseHeights( 'tbody', nBody.parentNode, nTable ); - this.fnEqualiseHeights( 'tfoot', nBody.parentNode, nTable ); - - var iWidth = 0; - for (var i = 0; i < oCache.iCells; i++) { - iWidth += $('thead tr th:eq('+(iCols-1-i)+')', s.nTable).outerWidth(); - } - nTable.style.width = iWidth+"px"; - oCache.nWrapper.style.width = iWidth+"px"; - }, - - - /** - * Equalise the heights of the rows in a given table node in a cross browser way. Note that this - * is more or less lifted as is from FixedColumns - * @method fnEqualiseHeights - * @returns void - * @param {string} parent Node type - thead, tbody or tfoot - * @param {element} original Original node to take the heights from - * @param {element} clone Copy the heights to - * @private - */ - "fnEqualiseHeights": function ( parent, original, clone ) - { - var that = this; - var originals = $(parent +' tr', original); - var height; - - $(parent+' tr', clone).each( function (k) { - height = originals.eq( k ).css('height'); - - // This is nasty :-(. IE has a sub-pixel error even when setting - // the height below (the Firefox fix) which causes the fixed column - // to go out of alignment. Need to add a pixel before the assignment - // Can this be feature detected? Not sure how... - if ( navigator.appName == 'Microsoft Internet Explorer' ) { - height = parseInt( height, 10 ) + 1; - } - - $(this).css( 'height', height ); - - // For Firefox to work, we need to also set the height of the - // original row, to the value that we read from it! Otherwise there - // is a sub-pixel rounding error - originals.eq( k ).css( 'height', height ); - } ); - } -}; - - -/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * - * Static properties and methods - * We use these for speed! This information is common to all instances of FixedHeader, so no - * point if having them calculated and stored for each different instance. - */ - -/* - * Variable: oWin - * Purpose: Store information about the window positioning - * Scope: FixedHeader - */ -FixedHeader.oWin = { - "iScrollTop": 0, - "iScrollRight": 0, - "iScrollBottom": 0, - "iScrollLeft": 0, - "iHeight": 0, - "iWidth": 0 -}; - -/* - * Variable: oDoc - * Purpose: Store information about the document size - * Scope: FixedHeader - */ -FixedHeader.oDoc = { - "iHeight": 0, - "iWidth": 0 -}; - -/* - * Variable: afnScroll - * Purpose: Array of functions that are to be used for the scrolling components - * Scope: FixedHeader - */ -FixedHeader.afnScroll = []; - -/* - * Function: fnMeasure - * Purpose: Update the measurements for the window and document - * Returns: - - * Inputs: - - */ -FixedHeader.fnMeasure = function () -{ - var - jqWin = $(window), - jqDoc = $(document), - oWin = FixedHeader.oWin, - oDoc = FixedHeader.oDoc; - - oDoc.iHeight = jqDoc.height(); - oDoc.iWidth = jqDoc.width(); - - oWin.iHeight = jqWin.height(); - oWin.iWidth = jqWin.width(); - oWin.iScrollTop = jqWin.scrollTop(); - oWin.iScrollLeft = jqWin.scrollLeft(); - oWin.iScrollRight = oDoc.iWidth - oWin.iScrollLeft - oWin.iWidth; - oWin.iScrollBottom = oDoc.iHeight - oWin.iScrollTop - oWin.iHeight; -}; - - -FixedHeader.version = "2.1.2"; - - -/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * - * Global processing - */ - -/* - * Just one 'scroll' event handler in FixedHeader, which calls the required components. This is - * done as an optimisation, to reduce calculation and proagation time - */ -$(window).scroll( function () { - FixedHeader.fnMeasure(); - - for ( var i=0, iLen=FixedHeader.afnScroll.length ; i<iLen ; i++ ) { - FixedHeader.afnScroll[i](); - } -} ); - - -$.fn.dataTable.FixedHeader = FixedHeader; -$.fn.DataTable.FixedHeader = FixedHeader; - - -return FixedHeader; -}; // /factory - - -// Define as an AMD module if possible -if ( typeof define === 'function' && define.amd ) { - define( ['jquery', 'datatables'], factory ); -} -else if ( typeof exports === 'object' ) { - // Node/CommonJS - factory( require('jquery'), require('datatables') ); -} -else if ( jQuery && !jQuery.fn.dataTable.FixedHeader ) { - // Otherwise simply initialise as normal, stopping multiple evaluation - factory( jQuery, jQuery.fn.dataTable ); -} - - -})(window, document); - +/*! FixedHeader 2.1.2 + * ©2010-2014 SpryMedia Ltd - datatables.net/license + */ + +/** + * @summary FixedHeader + * @description Fix a table's header or footer, so it is always visible while + * Scrolling + * @version 2.1.2 + * @file dataTables.fixedHeader.js + * @author SpryMedia Ltd (www.sprymedia.co.uk) + * @contact www.sprymedia.co.uk/contact + * @copyright Copyright 2009-2014 SpryMedia Ltd. + * + * This source file is free software, available under the following license: + * MIT license - http://datatables.net/license/mit + * + * 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 + */ + +/* Global scope for FixedColumns for backwards compatibility - will be removed + * in future. Not documented in 1.1.x. + */ + +/* Global scope for FixedColumns */ +var FixedHeader; + +(function(window, document, undefined) { + + +var factory = function( $, DataTable ) { +"use strict"; + +/* + * Function: FixedHeader + * Purpose: Provide 'fixed' header, footer and columns for a DataTable + * Returns: object:FixedHeader - must be called with 'new' + * Inputs: mixed:mTable - target table + * @param {object} dt DataTables instance or HTML table node. With DataTables + * 1.10 this can also be a jQuery collection (with just a single table in its + * result set), a jQuery selector, DataTables API instance or settings + * object. + * @param {object} [oInit] initialisation settings, with the following + * properties (each optional) + * * bool:top - fix the header (default true) + * * bool:bottom - fix the footer (default false) + * * int:left - fix the left column(s) (default 0) + * * int:right - fix the right column(s) (default 0) + * * int:zTop - fixed header zIndex + * * int:zBottom - fixed footer zIndex + * * int:zLeft - fixed left zIndex + * * int:zRight - fixed right zIndex + */ +FixedHeader = function ( mTable, oInit ) { + /* Sanity check - you just know it will happen */ + if ( ! this instanceof FixedHeader ) + { + alert( "FixedHeader warning: FixedHeader must be initialised with the 'new' keyword." ); + return; + } + + var that = this; + var oSettings = { + "aoCache": [], + "oSides": { + "top": true, + "bottom": false, + "left": 0, + "right": 0 + }, + "oZIndexes": { + "top": 104, + "bottom": 103, + "left": 102, + "right": 101 + }, + "oCloneOnDraw": { + "top": false, + "bottom": false, + "left": true, + "right": true + }, + "oMes": { + "iTableWidth": 0, + "iTableHeight": 0, + "iTableLeft": 0, + "iTableRight": 0, /* note this is left+width, not actually "right" */ + "iTableTop": 0, + "iTableBottom": 0 /* note this is top+height, not actually "bottom" */ + }, + "oOffset": { + "top": 0 + }, + "nTable": null, + "bFooter": false, + "bInitComplete": false + }; + + /* + * Function: fnGetSettings + * Purpose: Get the settings for this object + * Returns: object: - settings object + * Inputs: - + */ + this.fnGetSettings = function () { + return oSettings; + }; + + /* + * Function: fnUpdate + * Purpose: Update the positioning and copies of the fixed elements + * Returns: - + * Inputs: - + */ + this.fnUpdate = function () { + this._fnUpdateClones(); + this._fnUpdatePositions(); + }; + + /* + * Function: fnPosition + * Purpose: Update the positioning of the fixed elements + * Returns: - + * Inputs: - + */ + this.fnPosition = function () { + this._fnUpdatePositions(); + }; + + + var dt = $.fn.dataTable.Api ? + new $.fn.dataTable.Api( mTable ).settings()[0] : + mTable.fnSettings(); + + dt._oPluginFixedHeader = this; + + /* Let's do it */ + this.fnInit( dt, oInit ); + +}; + + +/* + * Variable: FixedHeader + * Purpose: Prototype for FixedHeader + * Scope: global + */ +FixedHeader.prototype = { + /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * Initialisation + */ + + /* + * Function: fnInit + * Purpose: The "constructor" + * Returns: - + * Inputs: {as FixedHeader function} + */ + fnInit: function ( oDtSettings, oInit ) + { + var s = this.fnGetSettings(); + var that = this; + + /* Record the user definable settings */ + this.fnInitSettings( s, oInit ); + + if ( oDtSettings.oScroll.sX !== "" || oDtSettings.oScroll.sY !== "" ) + { + alert( "FixedHeader 2 is not supported with DataTables' scrolling mode at this time" ); + return; + } + + s.nTable = oDtSettings.nTable; + oDtSettings.aoDrawCallback.unshift( { + "fn": function () { + FixedHeader.fnMeasure(); + that._fnUpdateClones.call(that); + that._fnUpdatePositions.call(that); + }, + "sName": "FixedHeader" + } ); + + s.bFooter = ($('>tfoot', s.nTable).length > 0) ? true : false; + + /* Add the 'sides' that are fixed */ + if ( s.oSides.top ) + { + s.aoCache.push( that._fnCloneTable( "fixedHeader", "FixedHeader_Header", that._fnCloneThead ) ); + } + if ( s.oSides.bottom ) + { + s.aoCache.push( that._fnCloneTable( "fixedFooter", "FixedHeader_Footer", that._fnCloneTfoot ) ); + } + if ( s.oSides.left ) + { + s.aoCache.push( that._fnCloneTable( "fixedLeft", "FixedHeader_Left", that._fnCloneTLeft, s.oSides.left ) ); + } + if ( s.oSides.right ) + { + s.aoCache.push( that._fnCloneTable( "fixedRight", "FixedHeader_Right", that._fnCloneTRight, s.oSides.right ) ); + } + + /* Event listeners for window movement */ + FixedHeader.afnScroll.push( function () { + that._fnUpdatePositions.call(that); + } ); + + $(window).resize( function () { + FixedHeader.fnMeasure(); + that._fnUpdateClones.call(that); + that._fnUpdatePositions.call(that); + } ); + + $(s.nTable) + .on('column-reorder.dt', function () { + FixedHeader.fnMeasure(); + that._fnUpdateClones( true ); + that._fnUpdatePositions(); + } ) + .on('column-visibility.dt', function () { + FixedHeader.fnMeasure(); + that._fnUpdateClones( true ); + that._fnUpdatePositions(); + } ); + + /* Get things right to start with */ + FixedHeader.fnMeasure(); + that._fnUpdateClones(); + that._fnUpdatePositions(); + + s.bInitComplete = true; + }, + + + /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * Support functions + */ + + /* + * Function: fnInitSettings + * Purpose: Take the user's settings and copy them to our local store + * Returns: - + * Inputs: object:s - the local settings object + * object:oInit - the user's settings object + */ + fnInitSettings: function ( s, oInit ) + { + if ( oInit !== undefined ) + { + if ( oInit.top !== undefined ) { + s.oSides.top = oInit.top; + } + if ( oInit.bottom !== undefined ) { + s.oSides.bottom = oInit.bottom; + } + if ( typeof oInit.left == 'boolean' ) { + s.oSides.left = oInit.left ? 1 : 0; + } + else if ( oInit.left !== undefined ) { + s.oSides.left = oInit.left; + } + if ( typeof oInit.right == 'boolean' ) { + s.oSides.right = oInit.right ? 1 : 0; + } + else if ( oInit.right !== undefined ) { + s.oSides.right = oInit.right; + } + + if ( oInit.zTop !== undefined ) { + s.oZIndexes.top = oInit.zTop; + } + if ( oInit.zBottom !== undefined ) { + s.oZIndexes.bottom = oInit.zBottom; + } + if ( oInit.zLeft !== undefined ) { + s.oZIndexes.left = oInit.zLeft; + } + if ( oInit.zRight !== undefined ) { + s.oZIndexes.right = oInit.zRight; + } + + if ( oInit.offsetTop !== undefined ) { + s.oOffset.top = oInit.offsetTop; + } + if ( oInit.alwaysCloneTop !== undefined ) { + s.oCloneOnDraw.top = oInit.alwaysCloneTop; + } + if ( oInit.alwaysCloneBottom !== undefined ) { + s.oCloneOnDraw.bottom = oInit.alwaysCloneBottom; + } + if ( oInit.alwaysCloneLeft !== undefined ) { + s.oCloneOnDraw.left = oInit.alwaysCloneLeft; + } + if ( oInit.alwaysCloneRight !== undefined ) { + s.oCloneOnDraw.right = oInit.alwaysCloneRight; + } + } + }, + + /* + * Function: _fnCloneTable + * Purpose: Clone the table node and do basic initialisation + * Returns: - + * Inputs: - + */ + _fnCloneTable: function ( sType, sClass, fnClone, iCells ) + { + var s = this.fnGetSettings(); + var nCTable; + + /* We know that the table _MUST_ has a DIV wrapped around it, because this is simply how + * DataTables works. Therefore, we can set this to be relatively position (if it is not + * alreadu absolute, and use this as the base point for the cloned header + */ + if ( $(s.nTable.parentNode).css('position') != "absolute" ) + { + s.nTable.parentNode.style.position = "relative"; + } + + /* Just a shallow clone will do - we only want the table node */ + nCTable = s.nTable.cloneNode( false ); + nCTable.removeAttribute( 'id' ); + + var nDiv = document.createElement( 'div' ); + nDiv.style.position = "absolute"; + nDiv.style.top = "0px"; + nDiv.style.left = "0px"; + nDiv.className += " FixedHeader_Cloned "+sType+" "+sClass; + + /* Set the zIndexes */ + if ( sType == "fixedHeader" ) + { + nDiv.style.zIndex = s.oZIndexes.top; + } + if ( sType == "fixedFooter" ) + { + nDiv.style.zIndex = s.oZIndexes.bottom; + } + if ( sType == "fixedLeft" ) + { + nDiv.style.zIndex = s.oZIndexes.left; + } + else if ( sType == "fixedRight" ) + { + nDiv.style.zIndex = s.oZIndexes.right; + } + + /* remove margins since we are going to position it absolutely */ + nCTable.style.margin = "0"; + + /* Insert the newly cloned table into the DOM, on top of the "real" header */ + nDiv.appendChild( nCTable ); + document.body.appendChild( nDiv ); + + return { + "nNode": nCTable, + "nWrapper": nDiv, + "sType": sType, + "sPosition": "", + "sTop": "", + "sLeft": "", + "fnClone": fnClone, + "iCells": iCells + }; + }, + + /* + * Function: _fnMeasure + * Purpose: Get the current positioning of the table in the DOM + * Returns: - + * Inputs: - + */ + _fnMeasure: function () + { + var + s = this.fnGetSettings(), + m = s.oMes, + jqTable = $(s.nTable), + oOffset = jqTable.offset(), + iParentScrollTop = this._fnSumScroll( s.nTable.parentNode, 'scrollTop' ), + iParentScrollLeft = this._fnSumScroll( s.nTable.parentNode, 'scrollLeft' ); + + m.iTableWidth = jqTable.outerWidth(); + m.iTableHeight = jqTable.outerHeight(); + m.iTableLeft = oOffset.left + s.nTable.parentNode.scrollLeft; + m.iTableTop = oOffset.top + iParentScrollTop; + m.iTableRight = m.iTableLeft + m.iTableWidth; + m.iTableRight = FixedHeader.oDoc.iWidth - m.iTableLeft - m.iTableWidth; + m.iTableBottom = FixedHeader.oDoc.iHeight - m.iTableTop - m.iTableHeight; + }, + + /* + * Function: _fnSumScroll + * Purpose: Sum node parameters all the way to the top + * Returns: int: sum + * Inputs: node:n - node to consider + * string:side - scrollTop or scrollLeft + */ + _fnSumScroll: function ( n, side ) + { + var i = n[side]; + while ( n = n.parentNode ) + { + if ( n.nodeName == 'HTML' || n.nodeName == 'BODY' ) + { + break; + } + i = n[side]; + } + return i; + }, + + /* + * Function: _fnUpdatePositions + * Purpose: Loop over the fixed elements for this table and update their positions + * Returns: - + * Inputs: - + */ + _fnUpdatePositions: function () + { + var s = this.fnGetSettings(); + this._fnMeasure(); + + for ( var i=0, iLen=s.aoCache.length ; i<iLen ; i++ ) + { + if ( s.aoCache[i].sType == "fixedHeader" ) + { + this._fnScrollFixedHeader( s.aoCache[i] ); + } + else if ( s.aoCache[i].sType == "fixedFooter" ) + { + this._fnScrollFixedFooter( s.aoCache[i] ); + } + else if ( s.aoCache[i].sType == "fixedLeft" ) + { + this._fnScrollHorizontalLeft( s.aoCache[i] ); + } + else + { + this._fnScrollHorizontalRight( s.aoCache[i] ); + } + } + }, + + /* + * Function: _fnUpdateClones + * Purpose: Loop over the fixed elements for this table and call their cloning functions + * Returns: - + * Inputs: - + */ + _fnUpdateClones: function ( full ) + { + var s = this.fnGetSettings(); + + if ( full ) { + // This is a little bit of a hack to force a full clone draw. When + // `full` is set to true, we want to reclone the source elements, + // regardless of the clone-on-draw settings + s.bInitComplete = false; + } + + for ( var i=0, iLen=s.aoCache.length ; i<iLen ; i++ ) + { + s.aoCache[i].fnClone.call( this, s.aoCache[i] ); + } + + if ( full ) { + s.bInitComplete = true; + } + }, + + + /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * Scrolling functions + */ + + /* + * Function: _fnScrollHorizontalLeft + * Purpose: Update the positioning of the scrolling elements + * Returns: - + * Inputs: object:oCache - the cached values for this fixed element + */ + _fnScrollHorizontalRight: function ( oCache ) + { + var + s = this.fnGetSettings(), + oMes = s.oMes, + oWin = FixedHeader.oWin, + oDoc = FixedHeader.oDoc, + nTable = oCache.nWrapper, + iFixedWidth = $(nTable).outerWidth(); + + if ( oWin.iScrollRight < oMes.iTableRight ) + { + /* Fully right aligned */ + this._fnUpdateCache( oCache, 'sPosition', 'absolute', 'position', nTable.style ); + this._fnUpdateCache( oCache, 'sTop', oMes.iTableTop+"px", 'top', nTable.style ); + this._fnUpdateCache( oCache, 'sLeft', (oMes.iTableLeft+oMes.iTableWidth-iFixedWidth)+"px", 'left', nTable.style ); + } + else if ( oMes.iTableLeft < oDoc.iWidth-oWin.iScrollRight-iFixedWidth ) + { + /* Middle */ + this._fnUpdateCache( oCache, 'sPosition', 'fixed', 'position', nTable.style ); + this._fnUpdateCache( oCache, 'sTop', (oMes.iTableTop-oWin.iScrollTop)+"px", 'top', nTable.style ); + this._fnUpdateCache( oCache, 'sLeft', (oWin.iWidth-iFixedWidth)+"px", 'left', nTable.style ); + } + else + { + /* Fully left aligned */ + this._fnUpdateCache( oCache, 'sPosition', 'absolute', 'position', nTable.style ); + this._fnUpdateCache( oCache, 'sTop', oMes.iTableTop+"px", 'top', nTable.style ); + this._fnUpdateCache( oCache, 'sLeft', oMes.iTableLeft+"px", 'left', nTable.style ); + } + }, + + /* + * Function: _fnScrollHorizontalLeft + * Purpose: Update the positioning of the scrolling elements + * Returns: - + * Inputs: object:oCache - the cached values for this fixed element + */ + _fnScrollHorizontalLeft: function ( oCache ) + { + var + s = this.fnGetSettings(), + oMes = s.oMes, + oWin = FixedHeader.oWin, + oDoc = FixedHeader.oDoc, + nTable = oCache.nWrapper, + iCellWidth = $(nTable).outerWidth(); + + if ( oWin.iScrollLeft < oMes.iTableLeft ) + { + /* Fully left align */ + this._fnUpdateCache( oCache, 'sPosition', 'absolute', 'position', nTable.style ); + this._fnUpdateCache( oCache, 'sTop', oMes.iTableTop+"px", 'top', nTable.style ); + this._fnUpdateCache( oCache, 'sLeft', oMes.iTableLeft+"px", 'left', nTable.style ); + } + else if ( oWin.iScrollLeft < oMes.iTableLeft+oMes.iTableWidth-iCellWidth ) + { + this._fnUpdateCache( oCache, 'sPosition', 'fixed', 'position', nTable.style ); + this._fnUpdateCache( oCache, 'sTop', (oMes.iTableTop-oWin.iScrollTop)+"px", 'top', nTable.style ); + this._fnUpdateCache( oCache, 'sLeft', "0px", 'left', nTable.style ); + } + else + { + /* Fully right align */ + this._fnUpdateCache( oCache, 'sPosition', 'absolute', 'position', nTable.style ); + this._fnUpdateCache( oCache, 'sTop', oMes.iTableTop+"px", 'top', nTable.style ); + this._fnUpdateCache( oCache, 'sLeft', (oMes.iTableLeft+oMes.iTableWidth-iCellWidth)+"px", 'left', nTable.style ); + } + }, + + /* + * Function: _fnScrollFixedFooter + * Purpose: Update the positioning of the scrolling elements + * Returns: - + * Inputs: object:oCache - the cached values for this fixed element + */ + _fnScrollFixedFooter: function ( oCache ) + { + var + s = this.fnGetSettings(), + oMes = s.oMes, + oWin = FixedHeader.oWin, + oDoc = FixedHeader.oDoc, + nTable = oCache.nWrapper, + iTheadHeight = $("thead", s.nTable).outerHeight(), + iCellHeight = $(nTable).outerHeight(); + + if ( oWin.iScrollBottom < oMes.iTableBottom ) + { + /* Below */ + this._fnUpdateCache( oCache, 'sPosition', 'absolute', 'position', nTable.style ); + this._fnUpdateCache( oCache, 'sTop', (oMes.iTableTop+oMes.iTableHeight-iCellHeight)+"px", 'top', nTable.style ); + this._fnUpdateCache( oCache, 'sLeft', oMes.iTableLeft+"px", 'left', nTable.style ); + } + else if ( oWin.iScrollBottom < oMes.iTableBottom+oMes.iTableHeight-iCellHeight-iTheadHeight ) + { + this._fnUpdateCache( oCache, 'sPosition', 'fixed', 'position', nTable.style ); + this._fnUpdateCache( oCache, 'sTop', (oWin.iHeight-iCellHeight)+"px", 'top', nTable.style ); + this._fnUpdateCache( oCache, 'sLeft', (oMes.iTableLeft-oWin.iScrollLeft)+"px", 'left', nTable.style ); + } + else + { + /* Above */ + this._fnUpdateCache( oCache, 'sPosition', 'absolute', 'position', nTable.style ); + this._fnUpdateCache( oCache, 'sTop', (oMes.iTableTop+iCellHeight)+"px", 'top', nTable.style ); + this._fnUpdateCache( oCache, 'sLeft', oMes.iTableLeft+"px", 'left', nTable.style ); + } + }, + + /* + * Function: _fnScrollFixedHeader + * Purpose: Update the positioning of the scrolling elements + * Returns: - + * Inputs: object:oCache - the cached values for this fixed element + */ + _fnScrollFixedHeader: function ( oCache ) + { + var + s = this.fnGetSettings(), + oMes = s.oMes, + oWin = FixedHeader.oWin, + oDoc = FixedHeader.oDoc, + nTable = oCache.nWrapper, + iTbodyHeight = 0, + anTbodies = s.nTable.getElementsByTagName('tbody'); + + for (var i = 0; i < anTbodies.length; ++i) { + iTbodyHeight += anTbodies[i].offsetHeight; + } + + if ( oMes.iTableTop > oWin.iScrollTop + s.oOffset.top ) + { + /* Above the table */ + this._fnUpdateCache( oCache, 'sPosition', "absolute", 'position', nTable.style ); + this._fnUpdateCache( oCache, 'sTop', oMes.iTableTop+"px", 'top', nTable.style ); + this._fnUpdateCache( oCache, 'sLeft', oMes.iTableLeft+"px", 'left', nTable.style ); + } + else if ( oWin.iScrollTop + s.oOffset.top > oMes.iTableTop+iTbodyHeight ) + { + /* At the bottom of the table */ + this._fnUpdateCache( oCache, 'sPosition', "absolute", 'position', nTable.style ); + this._fnUpdateCache( oCache, 'sTop', (oMes.iTableTop+iTbodyHeight)+"px", 'top', nTable.style ); + this._fnUpdateCache( oCache, 'sLeft', oMes.iTableLeft+"px", 'left', nTable.style ); + } + else + { + /* In the middle of the table */ + this._fnUpdateCache( oCache, 'sPosition', 'fixed', 'position', nTable.style ); + this._fnUpdateCache( oCache, 'sTop', s.oOffset.top+"px", 'top', nTable.style ); + this._fnUpdateCache( oCache, 'sLeft', (oMes.iTableLeft-oWin.iScrollLeft)+"px", 'left', nTable.style ); + } + }, + + /* + * Function: _fnUpdateCache + * Purpose: Check the cache and update cache and value if needed + * Returns: - + * Inputs: object:oCache - local cache object + * string:sCache - cache property + * string:sSet - value to set + * string:sProperty - object property to set + * object:oObj - object to update + */ + _fnUpdateCache: function ( oCache, sCache, sSet, sProperty, oObj ) + { + if ( oCache[sCache] != sSet ) + { + oObj[sProperty] = sSet; + oCache[sCache] = sSet; + } + }, + + + + /** + * Copy the classes of all child nodes from one element to another. This implies + * that the two have identical structure - no error checking is performed to that + * fact. + * @param {element} source Node to copy classes from + * @param {element} dest Node to copy classes too + */ + _fnClassUpdate: function ( source, dest ) + { + var that = this; + + if ( source.nodeName.toUpperCase() === "TR" || source.nodeName.toUpperCase() === "TH" || + source.nodeName.toUpperCase() === "TD" || source.nodeName.toUpperCase() === "SPAN" ) + { + dest.className = source.className; + } + + $(source).children().each( function (i) { + that._fnClassUpdate( $(source).children()[i], $(dest).children()[i] ); + } ); + }, + + + /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * Cloning functions + */ + + /* + * Function: _fnCloneThead + * Purpose: Clone the thead element + * Returns: - + * Inputs: object:oCache - the cached values for this fixed element + */ + _fnCloneThead: function ( oCache ) + { + var s = this.fnGetSettings(); + var nTable = oCache.nNode; + + if ( s.bInitComplete && !s.oCloneOnDraw.top ) + { + this._fnClassUpdate( $('thead', s.nTable)[0], $('thead', nTable)[0] ); + return; + } + + /* Set the wrapper width to match that of the cloned table */ + var iDtWidth = $(s.nTable).outerWidth(); + oCache.nWrapper.style.width = iDtWidth+"px"; + nTable.style.width = iDtWidth+"px"; + + /* Remove any children the cloned table has */ + while ( nTable.childNodes.length > 0 ) + { + $('thead th', nTable).unbind( 'click' ); + nTable.removeChild( nTable.childNodes[0] ); + } + + /* Clone the DataTables header */ + var nThead = $('thead', s.nTable).clone(true)[0]; + nTable.appendChild( nThead ); + + /* Copy the widths across - apparently a clone isn't good enough for this */ + var a = []; + var b = []; + + $("thead>tr th", s.nTable).each( function (i) { + a.push( $(this).width() ); + } ); + + $("thead>tr td", s.nTable).each( function (i) { + b.push( $(this).width() ); + } ); + + $("thead>tr th", s.nTable).each( function (i) { + $("thead>tr th:eq("+i+")", nTable).width( a[i] ); + $(this).width( a[i] ); + } ); + + $("thead>tr td", s.nTable).each( function (i) { + $("thead>tr td:eq("+i+")", nTable).width( b[i] ); + $(this).width( b[i] ); + } ); + + // Stop DataTables 1.9 from putting a focus ring on the headers when + // clicked to sort + $('th.sorting, th.sorting_desc, th.sorting_asc', nTable).bind( 'click', function () { + this.blur(); + } ); + }, + + /* + * Function: _fnCloneTfoot + * Purpose: Clone the tfoot element + * Returns: - + * Inputs: object:oCache - the cached values for this fixed element + */ + _fnCloneTfoot: function ( oCache ) + { + var s = this.fnGetSettings(); + var nTable = oCache.nNode; + + /* Set the wrapper width to match that of the cloned table */ + oCache.nWrapper.style.width = $(s.nTable).outerWidth()+"px"; + + /* Remove any children the cloned table has */ + while ( nTable.childNodes.length > 0 ) + { + nTable.removeChild( nTable.childNodes[0] ); + } + + /* Clone the DataTables footer */ + var nTfoot = $('tfoot', s.nTable).clone(true)[0]; + nTable.appendChild( nTfoot ); + + /* Copy the widths across - apparently a clone isn't good enough for this */ + $("tfoot:eq(0)>tr th", s.nTable).each( function (i) { + $("tfoot:eq(0)>tr th:eq("+i+")", nTable).width( $(this).width() ); + } ); + + $("tfoot:eq(0)>tr td", s.nTable).each( function (i) { + $("tfoot:eq(0)>tr td:eq("+i+")", nTable).width( $(this).width() ); + } ); + }, + + /* + * Function: _fnCloneTLeft + * Purpose: Clone the left column(s) + * Returns: - + * Inputs: object:oCache - the cached values for this fixed element + */ + _fnCloneTLeft: function ( oCache ) + { + var s = this.fnGetSettings(); + var nTable = oCache.nNode; + var nBody = $('tbody', s.nTable)[0]; + + /* Remove any children the cloned table has */ + while ( nTable.childNodes.length > 0 ) + { + nTable.removeChild( nTable.childNodes[0] ); + } + + /* Is this the most efficient way to do this - it looks horrible... */ + nTable.appendChild( $("thead", s.nTable).clone(true)[0] ); + nTable.appendChild( $("tbody", s.nTable).clone(true)[0] ); + if ( s.bFooter ) + { + nTable.appendChild( $("tfoot", s.nTable).clone(true)[0] ); + } + + /* Remove unneeded cells */ + var sSelector = 'gt(' + (oCache.iCells - 1) + ')'; + $('thead tr', nTable).each( function (k) { + $('th:' + sSelector, this).remove(); + } ); + + $('tfoot tr', nTable).each( function (k) { + $('th:' + sSelector, this).remove(); + } ); + + $('tbody tr', nTable).each( function (k) { + $('td:' + sSelector, this).remove(); + } ); + + this.fnEqualiseHeights( 'thead', nBody.parentNode, nTable ); + this.fnEqualiseHeights( 'tbody', nBody.parentNode, nTable ); + this.fnEqualiseHeights( 'tfoot', nBody.parentNode, nTable ); + + var iWidth = 0; + for (var i = 0; i < oCache.iCells; i++) { + iWidth += $('thead tr th:eq(' + i + ')', s.nTable).outerWidth(); + } + nTable.style.width = iWidth+"px"; + oCache.nWrapper.style.width = iWidth+"px"; + }, + + /* + * Function: _fnCloneTRight + * Purpose: Clone the right most column(s) + * Returns: - + * Inputs: object:oCache - the cached values for this fixed element + */ + _fnCloneTRight: function ( oCache ) + { + var s = this.fnGetSettings(); + var nBody = $('tbody', s.nTable)[0]; + var nTable = oCache.nNode; + var iCols = $('tbody tr:eq(0) td', s.nTable).length; + + /* Remove any children the cloned table has */ + while ( nTable.childNodes.length > 0 ) + { + nTable.removeChild( nTable.childNodes[0] ); + } + + /* Is this the most efficient way to do this - it looks horrible... */ + nTable.appendChild( $("thead", s.nTable).clone(true)[0] ); + nTable.appendChild( $("tbody", s.nTable).clone(true)[0] ); + if ( s.bFooter ) + { + nTable.appendChild( $("tfoot", s.nTable).clone(true)[0] ); + } + $('thead tr th:lt('+(iCols-oCache.iCells)+')', nTable).remove(); + $('tfoot tr th:lt('+(iCols-oCache.iCells)+')', nTable).remove(); + + /* Remove unneeded cells */ + $('tbody tr', nTable).each( function (k) { + $('td:lt('+(iCols-oCache.iCells)+')', this).remove(); + } ); + + this.fnEqualiseHeights( 'thead', nBody.parentNode, nTable ); + this.fnEqualiseHeights( 'tbody', nBody.parentNode, nTable ); + this.fnEqualiseHeights( 'tfoot', nBody.parentNode, nTable ); + + var iWidth = 0; + for (var i = 0; i < oCache.iCells; i++) { + iWidth += $('thead tr th:eq('+(iCols-1-i)+')', s.nTable).outerWidth(); + } + nTable.style.width = iWidth+"px"; + oCache.nWrapper.style.width = iWidth+"px"; + }, + + + /** + * Equalise the heights of the rows in a given table node in a cross browser way. Note that this + * is more or less lifted as is from FixedColumns + * @method fnEqualiseHeights + * @returns void + * @param {string} parent Node type - thead, tbody or tfoot + * @param {element} original Original node to take the heights from + * @param {element} clone Copy the heights to + * @private + */ + "fnEqualiseHeights": function ( parent, original, clone ) + { + var that = this; + var originals = $(parent +' tr', original); + var height; + + $(parent+' tr', clone).each( function (k) { + height = originals.eq( k ).css('height'); + + // This is nasty :-(. IE has a sub-pixel error even when setting + // the height below (the Firefox fix) which causes the fixed column + // to go out of alignment. Need to add a pixel before the assignment + // Can this be feature detected? Not sure how... + if ( navigator.appName == 'Microsoft Internet Explorer' ) { + height = parseInt( height, 10 ) + 1; + } + + $(this).css( 'height', height ); + + // For Firefox to work, we need to also set the height of the + // original row, to the value that we read from it! Otherwise there + // is a sub-pixel rounding error + originals.eq( k ).css( 'height', height ); + } ); + } +}; + + +/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * Static properties and methods + * We use these for speed! This information is common to all instances of FixedHeader, so no + * point if having them calculated and stored for each different instance. + */ + +/* + * Variable: oWin + * Purpose: Store information about the window positioning + * Scope: FixedHeader + */ +FixedHeader.oWin = { + "iScrollTop": 0, + "iScrollRight": 0, + "iScrollBottom": 0, + "iScrollLeft": 0, + "iHeight": 0, + "iWidth": 0 +}; + +/* + * Variable: oDoc + * Purpose: Store information about the document size + * Scope: FixedHeader + */ +FixedHeader.oDoc = { + "iHeight": 0, + "iWidth": 0 +}; + +/* + * Variable: afnScroll + * Purpose: Array of functions that are to be used for the scrolling components + * Scope: FixedHeader + */ +FixedHeader.afnScroll = []; + +/* + * Function: fnMeasure + * Purpose: Update the measurements for the window and document + * Returns: - + * Inputs: - + */ +FixedHeader.fnMeasure = function () +{ + var + jqWin = $(window), + jqDoc = $(document), + oWin = FixedHeader.oWin, + oDoc = FixedHeader.oDoc; + + oDoc.iHeight = jqDoc.height(); + oDoc.iWidth = jqDoc.width(); + + oWin.iHeight = jqWin.height(); + oWin.iWidth = jqWin.width(); + oWin.iScrollTop = jqWin.scrollTop(); + oWin.iScrollLeft = jqWin.scrollLeft(); + oWin.iScrollRight = oDoc.iWidth - oWin.iScrollLeft - oWin.iWidth; + oWin.iScrollBottom = oDoc.iHeight - oWin.iScrollTop - oWin.iHeight; +}; + + +FixedHeader.version = "2.1.2"; + + +/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * Global processing + */ + +/* + * Just one 'scroll' event handler in FixedHeader, which calls the required components. This is + * done as an optimisation, to reduce calculation and proagation time + */ +$(window).scroll( function () { + FixedHeader.fnMeasure(); + + for ( var i=0, iLen=FixedHeader.afnScroll.length ; i<iLen ; i++ ) { + FixedHeader.afnScroll[i](); + } +} ); + + +$.fn.dataTable.FixedHeader = FixedHeader; +$.fn.DataTable.FixedHeader = FixedHeader; + + +return FixedHeader; +}; // /factory + + +// Define as an AMD module if possible +if ( typeof define === 'function' && define.amd ) { + define( ['jquery', 'datatables'], factory ); +} +else if ( typeof exports === 'object' ) { + // Node/CommonJS + factory( require('jquery'), require('datatables') ); +} +else if ( jQuery && !jQuery.fn.dataTable.FixedHeader ) { + // Otherwise simply initialise as normal, stopping multiple evaluation + factory( jQuery, jQuery.fn.dataTable ); +} + + +})(window, document); +