/*
* jquery.layout 1.2.0
*
* Copyright (c) 2008
* Fabrizio Balliano (http://www.fabrizioballiano.net)
* Kevin Dalman (http://allpro.net)
*
* Dual licensed under the GPL (http://www.gnu.org/licenses/gpl.html)
* and MIT (http://www.opensource.org/licenses/mit-license.php) licenses.
*
* $Date: 2008-12-27 02:17:22 +0100 (sab, 27 dic 2008) $
* $Rev: 203 $
*
* NOTE: For best code readability, view this with a fixed-space font and tabs equal to 4-chars
*/
(function($) {
$.fn.layout = function (opts) {
/*
* ###########################
* WIDGET CONFIG & OPTIONS
* ###########################
*/
// DEFAULTS for options
var
prefix = "ui-layout-" // prefix for ALL selectors and classNames
, defaults = { // misc default values
paneClass: prefix+"pane" // ui-layout-pane
, resizerClass: prefix+"resizer" // ui-layout-resizer
, togglerClass: prefix+"toggler" // ui-layout-toggler
, togglerInnerClass: prefix+"" // ui-layout-open / ui-layout-closed
, buttonClass: prefix+"button" // ui-layout-button
, contentSelector: "."+prefix+"content"// ui-layout-content
, contentIgnoreSelector: "."+prefix+"ignore" // ui-layout-mask
}
;
// DEFAULT PANEL OPTIONS - CHANGE IF DESIRED
var options = {
name: "" // FUTURE REFERENCE - not used right now
, scrollToBookmarkOnLoad: true // after creating a layout, scroll to bookmark in URL (.../page.htm#myBookmark)
, defaults: { // default options for 'all panes' - will be overridden by 'per-pane settings'
applyDefaultStyles: false // apply basic styles directly to resizers & buttons? If not, then stylesheet must handle it
, closable: true // pane can open & close
, resizable: true // when open, pane can be resized
, slidable: true // when closed, pane can 'slide' open over other panes - closes on mouse-out
//, paneSelector: [ ] // MUST be pane-specific!
, contentSelector: defaults.contentSelector // INNER div/element to auto-size so only it scrolls, not the entire pane!
, contentIgnoreSelector: defaults.contentIgnoreSelector // elem(s) to 'ignore' when measuring 'content'
, paneClass: defaults.paneClass // border-Pane - default: 'ui-layout-pane'
, resizerClass: defaults.resizerClass // Resizer Bar - default: 'ui-layout-resizer'
, togglerClass: defaults.togglerClass // Toggler Button - default: 'ui-layout-toggler'
, buttonClass: defaults.buttonClass // CUSTOM Buttons - default: 'ui-layout-button-toggle/-open/-close/-pin'
, resizerDragOpacity: 1 // option for ui.draggable
//, resizerCursor: "" // MUST be pane-specific - cursor when over resizer-bar
, maskIframesOnResize: true // true = all iframes OR = iframe-selector(s) - adds masking-div during resizing/dragging
//, size: 100 // inital size of pane - defaults are set 'per pane'
, minSize: 0 // when manually resizing a pane
, maxSize: 0 // ditto, 0 = no limit
, spacing_open: 6 // space between pane and adjacent panes - when pane is 'open'
, spacing_closed: 6 // ditto - when pane is 'closed'
, togglerLength_open: 50 // Length = WIDTH of toggler button on north/south edges - HEIGHT on east/west edges
, togglerLength_closed: 50 // 100% OR -1 means 'full height/width of resizer bar' - 0 means 'hidden'
, togglerAlign_open: "center" // top/left, bottom/right, center, OR...
, togglerAlign_closed: "center" // 1 => nn = offset from top/left, -1 => -nn == offset from bottom/right
, togglerTip_open: "Close" // Toggler tool-tip (title)
, togglerTip_closed: "Open" // ditto
, resizerTip: "Resize" // Resizer tool-tip (title)
, sliderTip: "Slide Open" // resizer-bar triggers 'sliding' when pane is closed
, sliderCursor: "pointer" // cursor when resizer-bar will trigger 'sliding'
, slideTrigger_open: "click" // click, dblclick, mouseover
, slideTrigger_close: "mouseout" // click, mouseout
, hideTogglerOnSlide: false // when pane is slid-open, should the toggler show?
, togglerContent_open: "" // text or HTML to put INSIDE the toggler
, togglerContent_closed: "" // ditto
, showOverflowOnHover: false // will bind allowOverflow() utility to pane.onMouseOver
, enableCursorHotkey: true // enabled 'cursor' hotkeys
//, customHotkey: "" // MUST be pane-specific - EITHER a charCode OR a character
, customHotkeyModifier: "SHIFT" // either 'SHIFT', 'CTRL' or 'CTRL+SHIFT' - NOT 'ALT'
// NOTE: fxSss_open & fxSss_close options (eg: fxName_open) are auto-generated if not passed
, fxName: "slide" // ('none' or blank), slide, drop, scale
, fxSpeed: null // slow, normal, fast, 200, nnn - if passed, will OVERRIDE fxSettings.duration
, fxSettings: {} // can be passed, eg: { easing: "easeOutBounce", duration: 1500 }
, initClosed: false // true = init pane as 'closed'
, initHidden: false // true = init pane as 'hidden' - no resizer or spacing
/* callback options do not have to be set - listed here for reference only
, onshow_start: "" // CALLBACK when pane STARTS to Show - BEFORE onopen/onhide_start
, onshow_end: "" // CALLBACK when pane ENDS being Shown - AFTER onopen/onhide_end
, onhide_start: "" // CALLBACK when pane STARTS to Close - BEFORE onclose_start
, onhide_end: "" // CALLBACK when pane ENDS being Closed - AFTER onclose_end
, onopen_start: "" // CALLBACK when pane STARTS to Open
, onopen_end: "" // CALLBACK when pane ENDS being Opened
, onclose_start: "" // CALLBACK when pane STARTS to Close
, onclose_end: "" // CALLBACK when pane ENDS being Closed
, onresize_start: "" // CALLBACK when pane STARTS to be ***MANUALLY*** Resized
, onresize_end: "" // CALLBACK when pane ENDS being Resized ***FOR ANY REASON***
*/
}
, north: {
paneSelector: "."+prefix+"north" // default = .ui-layout-north
, size: "auto"
, resizerCursor: "n-resize"
}
, south: {
paneSelector: "."+prefix+"south" // default = .ui-layout-south
, size: "auto"
, resizerCursor: "s-resize"
}
, east: {
paneSelector: "."+prefix+"east" // default = .ui-layout-east
, size: 200
, resizerCursor: "e-resize"
}
, west: {
paneSelector: "."+prefix+"west" // default = .ui-layout-west
, size: 200
, resizerCursor: "w-resize"
}
, center: {
paneSelector: "."+prefix+"center" // default = .ui-layout-center
}
};
var effects = { // LIST *PREDEFINED EFFECTS* HERE, even if effect has no settings
slide: {
all: { duration: "fast" } // eg: duration: 1000, easing: "easeOutBounce"
, north: { direction: "up" }
, south: { direction: "down" }
, east: { direction: "right"}
, west: { direction: "left" }
}
, drop: {
all: { duration: "slow" } // eg: duration: 1000, easing: "easeOutQuint"
, north: { direction: "up" }
, south: { direction: "down" }
, east: { direction: "right"}
, west: { direction: "left" }
}
, scale: {
all: { duration: "fast" }
}
};
// STATIC, INTERNAL CONFIG - DO NOT CHANGE THIS!
var config = {
allPanes: "north,south,east,west,center"
, borderPanes: "north,south,east,west"
, zIndex: { // set z-index values here
resizer_normal: 1 // normal z-index for resizer-bars
, pane_normal: 2 // normal z-index for panes
, mask: 4 // overlay div used to mask pane(s) during resizing
, sliding: 100 // applied to both the pane and its resizer when a pane is 'slid open'
, resizing: 10000 // applied to the CLONED resizer-bar when being 'dragged'
, animation: 10000 // applied to the pane when being animated - not applied to the resizer
}
, resizers: {
cssReq: {
position: "absolute"
, padding: 0
, margin: 0
, fontSize: "1px"
, textAlign: "left" // to counter-act "center" alignment!
, overflow: "hidden" // keep toggler button from overflowing
, zIndex: 1
}
, cssDef: { // DEFAULT CSS - applied if: options.PANE.applyDefaultStyles=true
background: "#DDD"
, border: "none"
}
}
, togglers: {
cssReq: {
position: "absolute"
, display: "block"
, padding: 0
, margin: 0
, overflow: "hidden"
, textAlign: "center"
, fontSize: "1px"
, cursor: "pointer"
, zIndex: 1
}
, cssDef: { // DEFAULT CSS - applied if: options.PANE.applyDefaultStyles=true
background: "#AAA"
}
}
, content: {
cssReq: {
overflow: "auto"
}
, cssDef: {}
}
, defaults: { // defaults for ALL panes - overridden by 'per-pane settings' below
cssReq: {
position: "absolute"
, margin: 0
, zIndex: 2
}
, cssDef: {
padding: "10px"
, background: "#FFF"
, border: "1px solid #BBB"
, overflow: "auto"
}
}
, north: {
edge: "top"
, sizeType: "height"
, dir: "horz"
, cssReq: {
top: 0
, bottom: "auto"
, left: 0
, right: 0
, width: "auto"
// height: DYNAMIC
}
}
, south: {
edge: "bottom"
, sizeType: "height"
, dir: "horz"
, cssReq: {
top: "auto"
, bottom: 0
, left: 0
, right: 0
, width: "auto"
// height: DYNAMIC
}
}
, east: {
edge: "right"
, sizeType: "width"
, dir: "vert"
, cssReq: {
left: "auto"
, right: 0
, top: "auto" // DYNAMIC
, bottom: "auto" // DYNAMIC
, height: "auto"
// width: DYNAMIC
}
}
, west: {
edge: "left"
, sizeType: "width"
, dir: "vert"
, cssReq: {
left: 0
, right: "auto"
, top: "auto" // DYNAMIC
, bottom: "auto" // DYNAMIC
, height: "auto"
// width: DYNAMIC
}
}
, center: {
dir: "center"
, cssReq: {
left: "auto" // DYNAMIC
, right: "auto" // DYNAMIC
, top: "auto" // DYNAMIC
, bottom: "auto" // DYNAMIC
, height: "auto"
, width: "auto"
}
}
};
// DYNAMIC DATA
var state = {
// generate random 'ID#' to identify layout - used to create global namespace for timers
id: Math.floor(Math.random() * 10000)
, container: {}
, north: {}
, south: {}
, east: {}
, west: {}
, center: {}
};
var
altEdge = {
top: "bottom"
, bottom: "top"
, left: "right"
, right: "left"
}
, altSide = {
north: "south"
, south: "north"
, east: "west"
, west: "east"
}
;
/*
* ###########################
* INTERNAL HELPER FUNCTIONS
* ###########################
*/
/*
* isStr
*
* Returns true if passed param is EITHER a simple string OR a 'string object' - otherwise returns false
*/
var isStr = function (o) {
if (typeof o == "string")
return true;
else if (typeof o == "object") {
try {
var match = o.constructor.toString().match(/string/i);
return (match !== null);
} catch (e) {}
}
return false;
};
/*
* str
*
* Returns a simple string if the passed param is EITHER a simple string OR a 'string object',
* else returns the original object
*/
var str = function (o) {
if (typeof o == "string" || isStr(o)) return $.trim(o); // trim converts 'String object' to a simple string
else return o;
};
/*
* min / max
*
* Alias for Math.min/.max to simplify coding
*/
var min = function (x,y) { return Math.min(x,y); };
var max = function (x,y) { return Math.max(x,y); };
/*
* transformData
*
* Processes the options passed in and transforms them into the format used by layout()
* Missing keys are added, and converts the data if passed in 'flat-format' (no sub-keys)
* In flat-format, pane-specific-settings are prefixed like: north__optName (2-underscores)
* To update effects, options MUST use nested-keys format, with an effects key
*
* @callers initOptions()
* @params JSON d Data/options passed by user - may be a single level or nested levels
* @returns JSON Creates a data struture that perfectly matches 'options', ready to be imported
*/
var transformData = function (d) {
var json = { defaults:{fxSettings:{}}, north:{fxSettings:{}}, south:{fxSettings:{}}, east:{fxSettings:{}}, west:{fxSettings:{}}, center:{fxSettings:{}} };
d = d || {};
if (d.effects || d.defaults || d.north || d.south || d.west || d.east || d.center)
json = $.extend( json, d ); // already in json format - add to base keys
else
// convert 'flat' to 'nest-keys' format - also handles 'empty' user-options
$.each( d, function (key,val) {
a = key.split("__");
json[ a[1] ? a[0] : "defaults" ][ a[1] ? a[1] : a[0] ] = val;
});
return json;
};
/*
* setFlowCallback
*
* Set an INTERNAL callback to avoid simultaneous animation
* Runs only if needed and only if all callbacks are not 'already set'!
*
* @param String action Either 'open' or 'close'
* @pane String pane A valid border-pane name, eg 'west'
* @pane Boolean param Extra param for callback (optional)
*/
var setFlowCallback = function (action, pane, param) {
var
cb = action +","+ pane +","+ (param ? 1 : 0)
, cP, cbPane
;
$.each(c.borderPanes.split(","), function (i,p) {
if (c[p].isMoving) {
bindCallback(p); // TRY to bind a callback
return false; // BREAK
}
});
function bindCallback (p, test) {
cP = c[p];
if (!cP.doCallback) {
cP.doCallback = true;
cP.callback = cb;
}
else { // try to 'chain' this callback
cpPane = cP.callback.split(",")[1]; // 2nd param is 'pane'
if (cpPane != p && cpPane != pane) // callback target NOT 'itself' and NOT 'this pane'
bindCallback (cpPane, true); // RECURSE
}
}
};
/*
* execFlowCallback
*
* RUN the INTERNAL callback for this pane - if one exists
*
* @param String action Either 'open' or 'close'
* @pane String pane A valid border-pane name, eg 'west'
* @pane Boolean param Extra param for callback (optional)
*/
var execFlowCallback = function (pane) {
var cP = c[pane];
// RESET flow-control flaGs
c.isLayoutBusy = false;
delete cP.isMoving;
if (!cP.doCallback || !cP.callback) return;
cP.doCallback = false; // RESET logic flag
// EXECUTE the callback
var
cb = cP.callback.split(",")
, param = (cb[2] > 0 ? true : false)
;
if (cb[0] == "open")
open( cb[1], param );
else if (cb[0] == "close")
close( cb[1], param );
if (!cP.doCallback) cP.callback = null; // RESET - unless callback above enabled it again!
};
/*
* execUserCallback
*
* Executes a Callback function after a trigger event, like resize, open or close
*
* @param String pane This is passed only so we can pass the 'pane object' to the callback
* @param String v_fn Accepts a function name, OR a comma-delimited array: [0]=function name, [1]=argument
*/
var execUserCallback = function (pane, v_fn) {
if (!v_fn) return;
var fn;
try {
if (typeof v_fn == "function")
fn = v_fn;
else if (typeof v_fn != "string")
return;
else if (v_fn.indexOf(",") > 0) {
// function name cannot contain a comma, so must be a function name AND a 'name' parameter
var
args = v_fn.split(",")
, fn = eval(args[0])
;
if (typeof fn=="function" && args.length > 1)
return fn(args[1]); // pass the argument parsed from 'list'
}
else // just the name of an external function?
fn = eval(v_fn);
if (typeof fn=="function")
// pass data: pane-name, pane-element, pane-state, pane-options, and layout-name
return fn( pane, $Ps[pane], $.extend({},state[pane]), $.extend({},options[pane]), options.name );
}
catch (ex) {}
};
/*
* cssNum
*
* Returns the 'current CSS value' for an element - returns 0 if property does not exist
*
* @callers Called by many methods
* @param jQuery $Elem Must pass a jQuery object - first element is processed
* @param String property The name of the CSS property, eg: top, width, etc.
* @returns Variant Usually is used to get an integer value for position (top, left) or size (height, width)
*/
var cssNum = function ($E, prop) {
var
val = 0
, hidden = false
, visibility = ""
;
if (!$.browser.msie) { // IE CAN read dimensions of 'hidden' elements - FF CANNOT
if ($.curCSS($E[0], "display", true) == "none") {
hidden = true;
visibility = $.curCSS($E[0], "visibility", true); // SAVE current setting
$E.css({ display: "block", visibility: "hidden" }); // show element 'invisibly' so we can measure it
}
}
val = parseInt($.curCSS($E[0], prop, true), 10) || 0;
if (hidden) { // WAS hidden, so put back the way it was
$E.css({ display: "none" });
if (visibility && visibility != "hidden")
$E.css({ visibility: visibility }); // reset 'visibility'
}
return val;
};
/*
* cssW / cssH / cssSize
*
* Contains logic to check boxModel & browser, and return the correct width/height for the current browser/doctype
*
* @callers initPanes(), sizeMidPanes(), initHandles(), sizeHandles()
* @param Variant elem Can accept a 'pane' (east, west, etc) OR a DOM object OR a jQuery object
* @param Integer outerWidth/outerHeight (optional) Can pass a width, allowing calculations BEFORE element is resized
* @returns Integer Returns the innerHeight of the elem by subtracting padding and borders
*
* @TODO May need to add additional logic to handle more browser/doctype variations?
*/
var cssW = function (e, outerWidth) {
var $E;
if (isStr(e)) {
e = str(e);
$E = $Ps[e];
}
else
$E = $(e);
// a 'calculated' outerHeight can be passed so borders and/or padding are removed if needed
if (outerWidth <= 0)
return 0;
else if (!(outerWidth>0))
outerWidth = isStr(e) ? getPaneSize(e) : $E.outerWidth();
if (!$.boxModel)
return outerWidth;
else // strip border and padding size from outerWidth to get CSS Width
return outerWidth
- cssNum($E, "paddingLeft")
- cssNum($E, "paddingRight")
- ($.curCSS($E[0], "borderLeftStyle", true) == "none" ? 0 : cssNum($E, "borderLeftWidth"))
- ($.curCSS($E[0], "borderRightStyle", true) == "none" ? 0 : cssNum($E, "borderRightWidth"))
;
};
var cssH = function (e, outerHeight) {
var $E;
if (isStr(e)) {
e = str(e);
$E = $Ps[e];
}
else
$E = $(e);
// a 'calculated' outerHeight can be passed so borders and/or padding are removed if needed
if (outerHeight <= 0)
return 0;
else if (!(outerHeight>0))
outerHeight = (isStr(e)) ? getPaneSize(e) : $E.outerHeight();
if (!$.boxModel)
return outerHeight;
else // strip border and padding size from outerHeight to get CSS Height
return outerHeight
- cssNum($E, "paddingTop")
- cssNum($E, "paddingBottom")
- ($.curCSS($E[0], "borderTopStyle", true) == "none" ? 0 : cssNum($E, "borderTopWidth"))
- ($.curCSS($E[0], "borderBottomStyle", true) == "none" ? 0 : cssNum($E, "borderBottomWidth"))
;
};
var cssSize = function (pane, outerSize) {
if (c[pane].dir=="horz") // pane = north or south
return cssH(pane, outerSize);
else // pane = east or west
return cssW(pane, outerSize);
};
/*
* getPaneSize
*
* Calculates the current 'size' (width or height) of a border-pane - optionally with 'pane spacing' added
*
* @returns Integer Returns EITHER Width for east/west panes OR Height for north/south panes - adjusted for boxModel & browser
*/
var getPaneSize = function (pane, inclSpace) {
var
$P = $Ps[pane]
, o = options[pane]
, s = state[pane]
, oSp = (inclSpace ? o.spacing_open : 0)
, cSp = (inclSpace ? o.spacing_closed : 0)
;
if (!$P || s.isHidden)
return 0;
else if (s.isClosed || (s.isSliding && inclSpace))
return cSp;
else if (c[pane].dir == "horz")
return $P.outerHeight() + oSp;
else // dir == "vert"
return $P.outerWidth() + oSp;
};
var setPaneMinMaxSizes = function (pane) {
var
d = cDims
, edge = c[pane].edge
, dir = c[pane].dir
, o = options[pane]
, s = state[pane]
, $P = $Ps[pane]
, $altPane = $Ps[ altSide[pane] ]
, paneSpacing = o.spacing_open
, altPaneSpacing = options[ altSide[pane] ].spacing_open
, altPaneSize = (!$altPane ? 0 : (dir=="horz" ? $altPane.outerHeight() : $altPane.outerWidth()))
, containerSize = (dir=="horz" ? d.innerHeight : d.innerWidth)
// limitSize prevents this pane from 'overlapping' opposite pane - even if opposite pane is currently closed
, limitSize = containerSize - paneSpacing - altPaneSize - altPaneSpacing
, minSize = s.minSize || 0
, maxSize = Math.min(s.maxSize || 9999, limitSize)
, minPos, maxPos // used to set resizing limits
;
switch (pane) {
case "north": minPos = d.offsetTop + minSize;
maxPos = d.offsetTop + maxSize;
break;
case "west": minPos = d.offsetLeft + minSize;
maxPos = d.offsetLeft + maxSize;
break;
case "south": minPos = d.offsetTop + d.innerHeight - maxSize;
maxPos = d.offsetTop + d.innerHeight - minSize;
break;
case "east": minPos = d.offsetLeft + d.innerWidth - maxSize;
maxPos = d.offsetLeft + d.innerWidth - minSize;
break;
}
// save data to pane-state
$.extend(s, { minSize: minSize, maxSize: maxSize, minPosition: minPos, maxPosition: maxPos });
};
/*
* getPaneDims
*
* Returns data for setting the size/position of center pane. Date is also used to set Height for east/west panes
*
* @returns JSON Returns a hash of all dimensions: top, bottom, left, right, (outer) width and (outer) height
*/
var getPaneDims = function () {
var d = {
top: getPaneSize("north", true) // true = include 'spacing' value for p
, bottom: getPaneSize("south", true)
, left: getPaneSize("west", true)
, right: getPaneSize("east", true)
, width: 0
, height: 0
};
d.width = cDims.innerWidth - left - right;
d.height = cDims.innerHeight - bottom - top;
// now add the 'container border/padding' to get final positions - relative to the container
d.top += cDims.top;
d.bottom += cDims.bottom;
d.left += cDims.left;
d.right += cDims.right;
return d;
};
/*
* getElemDims
*
* Returns data for setting size of an element (container or a pane).
*
* @callers create(), onWindowResize() for container, plus others for pane
* @returns JSON Returns a hash of all dimensions: top, bottom, left, right, outerWidth, innerHeight, etc
*/
var getElemDims = function ($E) {
var
d = {} // dimensions hash
, e, b, p // edge, border, padding
;
$.each("Left,Right,Top,Bottom".split(","), function () {
e = str(this);
b = d["border" +e] = cssNum($E, "border"+e+"Width");
p = d["padding"+e] = cssNum($E, "padding"+e);
d["offset" +e] = b + p; // total offset of content from outer edge
// if BOX MODEL, then 'position' = PADDING (ignore borderWidth)
if ($E == $Container)
d[e.toLowerCase()] = ($.boxModel ? p : 0);
});
d.innerWidth = d.outerWidth = $E.outerWidth();
d.innerHeight = d.outerHeight = $E.outerHeight();
if ($.boxModel) {
d.innerWidth -= (d.offsetLeft + d.offsetRight);
d.innerHeight -= (d.offsetTop + d.offsetBottom);
}
return d;
};
var setTimer = function (pane, action, fn, ms) {
var
Layout = window.layout = window.layout || {}
, Timers = Layout.timers = Layout.timers || {}
, name = "layout_"+ state.id +"_"+ pane +"_"+ action // UNIQUE NAME for every layout-pane-action
;
if (Timers[name]) return; // timer already set!
else Timers[name] = setTimeout(fn, ms);
};
var clearTimer = function (pane, action) {
var
Layout = window.layout = window.layout || {}
, Timers = Layout.timers = Layout.timers || {}
, name = "layout_"+ state.id +"_"+ pane +"_"+ action // UNIQUE NAME for every layout-pane-action
;
if (Timers[name]) {
clearTimeout( Timers[name] );
delete Timers[name];
return true;
}
else
return false;
};
/*
* ###########################
* INITIALIZATION METHODS
* ###########################
*/
/*
* create
*
* Initialize the layout - called automatically whenever an instance of layout is created
*
* @callers NEVER explicity called
* @returns An object pointer to the instance created
*/
var create = function () {
// initialize config/options
initOptions();
// initialize all objects
initContainer(); // set CSS as needed and init state.container dimensions
initPanes(); // size & position all panes
initHandles(); // create and position all resize bars & togglers buttons
initResizable(); // activate resizing on all panes where resizable=true
sizeContent("all"); // AFTER panes & handles have been initialized, size 'content' divs
if (options.scrollToBookmarkOnLoad)
if (self.location.hash) replace( self.location.hash ); // scrollTo Bookmark
// bind hotkey function - keyDown - if required
initHotkeys();
// bind resizeAll() for 'this layout instance' to window.resize event
$(window).resize(function () {
var timerID = "timerLayout_"+state.id;
if (window[timerID]) clearTimeout(window[timerID]);
window[timerID] = null;
if (true || $.browser.msie) // use a delay for IE because the resize event fires repeatly
window[timerID] = setTimeout(resizeAll, 100);
else // most other browsers have a built-in delay before firing the resize event
resizeAll(); // resize all layout elements NOW!
});
};
/*
* initContainer
*
* Validate and initialize container CSS and events
*
* @callers create()
*/
var initContainer = function () {
try { // format html/body if this is a full page layout
if ($Container[0].tagName == "BODY") {
$("html").css({
height: "100%"
, overflow: "hidden"
});
$("body").css({
position: "relative"
, height: "100%"
, overflow: "hidden"
, margin: 0
, padding: 0 // TODO: test whether body-padding could be handled?
, border: "none" // a body-border creates problems because it cannot be measured!
});
}
else { // set required CSS - overflow and position
var
CSS = { overflow: "hidden" } // make sure container will not 'scroll'
, p = $Container.css("position")
, h = $Container.css("height")
;
// if this is a NESTED layout, then outer-pane ALREADY has position and height
if (!$Container.hasClass("ui-layout-pane")) {
if (!p || "fixed,absolute,relative".indexOf(p) < 0)
CSS.position = "relative"; // container MUST have a 'position'
if (!h || h=="auto")
CSS.height = "100%"; // container MUST have a 'height'
}
$Container.css( CSS );
}
} catch (ex) {}
// get layout-container dimensions (updated when necessary)
cDims = state.container = getElemDims( $Container ); // update data-pointer too
};
/*
* initHotkeys
*
* Bind layout hotkeys - if options enabled
*
* @callers create()
*/
var initHotkeys = function () {
// bind keyDown to capture hotkeys, if option enabled for ANY pane
$.each(c.borderPanes.split(","), function (i,pane) {
var o = options[pane];
if (o.enableCursorHotkey || o.customHotkey) {
$(document).keydown( keyDown ); // only need to bind this ONCE
return false; // BREAK - binding was done
}
});
};
/*
* initOptions
*
* Build final CONFIG and OPTIONS data
*
* @callers create()
*/
var initOptions = function () {
// simplify logic by making sure passed 'opts' var has basic keys
opts = transformData( opts );
// update default effects, if case user passed key
if (opts.effects) {
$.extend( effects, opts.effects );
delete opts.effects;
}
// see if any 'global options' were specified
$.each("name,scrollToBookmarkOnLoad".split(","), function (idx,key) {
if (opts[key] !== undefined)
options[key] = opts[key];
else if (opts.defaults[key] !== undefined) {
options[key] = opts.defaults[key];
delete opts.defaults[key];
}
});
// remove any 'defaults' that MUST be set 'per-pane'
$.each("paneSelector,resizerCursor,customHotkey".split(","),
function (idx,key) { delete opts.defaults[key]; } // is OK if key does not exist
);
// now update options.defaults
$.extend( options.defaults, opts.defaults );
// make sure required sub-keys exist
//if (typeof options.defaults.fxSettings != "object") options.defaults.fxSettings = {};
// merge all config & options for the 'center' pane
c.center = $.extend( true, {}, c.defaults, c.center );
$.extend( options.center, opts.center );
// Most 'default options' do not apply to 'center', so add only those that DO
var o_Center = $.extend( true, {}, options.defaults, opts.defaults, options.center ); // TEMP data
$.each("paneClass,contentSelector,contentIgnoreSelector,applyDefaultStyles,showOverflowOnHover".split(","),
function (idx,key) { options.center[key] = o_Center[key]; }
);
var defs = options.defaults;
// create a COMPLETE set of options for EACH border-pane
$.each(c.borderPanes.split(","), function(i,pane) {
// apply 'pane-defaults' to CONFIG.PANE
c[pane] = $.extend( true, {}, c.defaults, c[pane] );
// apply 'pane-defaults' + user-options to OPTIONS.PANE
o = options[pane] = $.extend( true, {}, options.defaults, options[pane], opts.defaults, opts[pane] );
// make sure we have base-classes
if (!o.paneClass) o.paneClass = defaults.paneClass;
if (!o.resizerClass) o.resizerClass = defaults.resizerClass;
if (!o.togglerClass) o.togglerClass = defaults.togglerClass;
// create FINAL fx options for each pane, ie: options.PANE.fxName/fxSpeed/fxSettings[_open|_close]
$.each(["_open","_close",""], function (i,n) {
var
sName = "fxName"+n
, sSpeed = "fxSpeed"+n
, sSettings = "fxSettings"+n
;
// recalculate fxName according to specificity rules
o[sName] =
opts[pane][sName] // opts.west.fxName_open
|| opts[pane].fxName // opts.west.fxName
|| opts.defaults[sName] // opts.defaults.fxName_open
|| opts.defaults.fxName // opts.defaults.fxName
|| o[sName] // options.west.fxName_open
|| o.fxName // options.west.fxName
|| defs[sName] // options.defaults.fxName_open
|| defs.fxName // options.defaults.fxName
|| "none"
;
// validate fxName to be sure is a valid effect
var fxName = o[sName];
if (fxName == "none" || !$.effects || !$.effects[fxName] || (!effects[fxName] && !o[sSettings] && !o.fxSettings))
fxName = o[sName] = "none"; // effect not loaded, OR undefined FX AND fxSettings not passed
// set vars for effects subkeys to simplify logic
var
fx = effects[fxName] || {} // effects.slide
, fx_all = fx.all || {} // effects.slide.all
, fx_pane = fx[pane] || {} // effects.slide.west
;
// RECREATE the fxSettings[_open|_close] keys using specificity rules
o[sSettings] = $.extend(
{}
, fx_all // effects.slide.all
, fx_pane // effects.slide.west
, defs.fxSettings || {} // options.defaults.fxSettings
, defs[sSettings] || {} // options.defaults.fxSettings_open
, o.fxSettings // options.west.fxSettings
, o[sSettings] // options.west.fxSettings_open
, opts.defaults.fxSettings // opts.defaults.fxSettings
, opts.defaults[sSettings] || {} // opts.defaults.fxSettings_open
, opts[pane].fxSettings // opts.west.fxSettings
, opts[pane][sSettings] || {} // opts.west.fxSettings_open
);
// recalculate fxSpeed according to specificity rules
o[sSpeed] =
opts[pane][sSpeed] // opts.west.fxSpeed_open
|| opts[pane].fxSpeed // opts.west.fxSpeed (pane-default)
|| opts.defaults[sSpeed] // opts.defaults.fxSpeed_open
|| opts.defaults.fxSpeed // opts.defaults.fxSpeed
|| o[sSpeed] // options.west.fxSpeed_open
|| o[sSettings].duration // options.west.fxSettings_open.duration
|| o.fxSpeed // options.west.fxSpeed
|| o.fxSettings.duration // options.west.fxSettings.duration
|| defs.fxSpeed // options.defaults.fxSpeed
|| defs.fxSettings.duration// options.defaults.fxSettings.duration
|| fx_pane.duration // effects.slide.west.duration
|| fx_all.duration // effects.slide.all.duration
|| "normal" // DEFAULT
;
// DEBUG: if (pane=="east") debugData( $.extend({}, {speed: o[sSpeed], fxSettings_duration: o[sSettings].duration}, o[sSettings]), pane+"."+sName+" = "+fxName );
});
});
};
/*
* initPanes
*
* Initialize module objects, styling, size and position for all panes
*
* @callers create()
*/
var initPanes = function () {
// NOTE: do north & south FIRST so we can measure their height - do center LAST
$.each(c.allPanes.split(","), function() {
var
pane = str(this)
, o = options[pane]
, s = state[pane]
, fx = s.fx
, dir = c[pane].dir
// if o.size is not > 0, then we will use MEASURE the pane and use that as it's 'size'
, size = o.size=="auto" || isNaN(o.size) ? 0 : o.size
, minSize = o.minSize || 1
, maxSize = o.maxSize || 9999
, spacing = o.spacing_open || 0
, sel = o.paneSelector
, isIE6 = ($.browser.msie && $.browser.version < 7)
, CSS = {}
, $P, $C
;
$Cs[pane] = false; // init
if (sel.substr(0,1)==="#") // ID selector
// NOTE: elements selected 'by ID' DO NOT have to be 'children'
$P = $Ps[pane] = $Container.find(sel+":first");
else { // class or other selector
$P = $Ps[pane] = $Container.children(sel+":first");
// look for the pane nested inside a 'form' element
if (!$P.length) $P = $Ps[pane] = $Container.children("form:first").children(sel+":first");
}
if (!$P.length) {
$Ps[pane] = false; // logic
return true; // SKIP to next
}
// add basic classes & attributes
$P
.attr("pane", pane) // add pane-identifier
.addClass( o.paneClass +" "+ o.paneClass+"-"+pane ) // default = "ui-layout-pane ui-layout-pane-west" - may be a dupe of 'paneSelector'
;
// init pane-logic vars, etc.
if (pane != "center") {
s.isClosed = false; // true = pane is closed
s.isSliding = false; // true = pane is currently open by 'sliding' over adjacent panes
s.isResizing= false; // true = pane is in process of being resized
s.isHidden = false; // true = pane is hidden - no spacing, resizer or toggler is visible!
s.noRoom = false; // true = pane 'automatically' hidden due to insufficient room - will unhide automatically
// create special keys for internal use
c[pane].pins = []; // used to track and sync 'pin-buttons' for border-panes
}
CSS = $.extend({ visibility: "visible", display: "block" }, c.defaults.cssReq, c[pane].cssReq );
if (o.applyDefaultStyles) $.extend( CSS, c.defaults.cssDef, c[pane].cssDef ); // cosmetic defaults
$P.css(CSS); // add base-css BEFORE 'measuring' to calc size & position
CSS = {}; // reset var
// set css-position to account for container borders & padding
switch (pane) {
case "north": CSS.top = cDims.top;
CSS.left = cDims.left;
CSS.right = cDims.right;
break;
case "south": CSS.bottom = cDims.bottom;
CSS.left = cDims.left;
CSS.right = cDims.right;
break;
case "west": CSS.left = cDims.left; // top, bottom & height set by sizeMidPanes()
break;
case "east": CSS.right = cDims.right; // ditto
break;
case "center": // top, left, width & height set by sizeMidPanes()
}
if (dir == "horz") { // north or south pane
if (size === 0 || size == "auto") {
$P.css({ height: "auto" });
size = $P.outerHeight();
}
size = max(size, minSize);
size = min(size, maxSize);
size = min(size, cDims.innerHeight - spacing);
CSS.height = max(1, cssH(pane, size));
s.size = size; // update state
// make sure minSize is sufficient to avoid errors
s.maxSize = maxSize; // init value
s.minSize = max(minSize, size - CSS.height + 1); // = pane.outerHeight when css.height = 1px
// handle IE6
//if (isIE6) CSS.width = cssW($P, cDims.innerWidth);
$P.css(CSS); // apply size & position
}
else if (dir == "vert") { // east or west pane
if (size === 0 || size == "auto") {
$P.css({ width: "auto", "float": "left" }); // float = FORCE pane to auto-size
size = $P.outerWidth();
$P.css({ "float": "none" }); // RESET
}
size = max(size, minSize);
size = min(size, maxSize);
size = min(size, cDims.innerWidth - spacing);
CSS.width = max(1, cssW(pane, size));
s.size = size; // update state
s.maxSize = maxSize; // init value
// make sure minSize is sufficient to avoid errors
s.minSize = max(minSize, size - CSS.width + 1); // = pane.outerWidth when css.width = 1px
$P.css(CSS); // apply size - top, bottom & height set by sizeMidPanes
sizeMidPanes(pane, null, true); // true = onInit
}
else if (pane == "center") {
$P.css(CSS); // top, left, width & height set by sizeMidPanes...
sizeMidPanes("center", null, true); // true = onInit
}
// close or hide the pane if specified in settings
if (o.initClosed && o.closable) {
$P.hide().addClass("closed");
s.isClosed = true;
}
else if (o.initHidden || o.initClosed) {
hide(pane, true); // will be completely invisible - no resizer or spacing
s.isHidden = true;
}
else
$P.addClass("open");
// check option for auto-handling of pop-ups & drop-downs
if (o.showOverflowOnHover)
$P.hover( allowOverflow, resetOverflow );
/*
* see if this pane has a 'content element' that we need to auto-size
*/
if (o.contentSelector) {
$C = $Cs[pane] = $P.children(o.contentSelector+":first"); // match 1-element only
if (!$C.length) {
$Cs[pane] = false;
return true; // SKIP to next
}
$C.css( c.content.cssReq );
if (o.applyDefaultStyles) $C.css( c.content.cssDef ); // cosmetic defaults
// NO PANE-SCROLLING when there is a content-div
$P.css({ overflow: "hidden" });
}
});
};
/*
* initHandles
*
* Initialize module objects, styling, size and position for all resize bars and toggler buttons
*
* @callers create()
*/
var initHandles = function () {
// create toggler DIVs for each pane, and set object pointers for them, eg: $R.north = north toggler DIV
$.each(c.borderPanes.split(","), function() {
var
pane = str(this)
, o = options[pane]
, s = state[pane]
, rClass = o.resizerClass
, tClass = o.togglerClass
, $P = $Ps[pane]
;
$Rs[pane] = false; // INIT
$Ts[pane] = false;
if (!$P || (!o.closable && !o.resizable)) return; // pane does not exist - skip
var
edge = c[pane].edge
, isOpen = $P.is(":visible")
, spacing = (isOpen ? o.spacing_open : o.spacing_closed)
, _pane = "-"+ pane // used for classNames
, _state = (isOpen ? "-open" : "-closed") // used for classNames
, $R, $T
;
// INIT RESIZER BAR
$R = $Rs[pane] = $("");
if (isOpen && o.resizable){}
// this is handled by initResizable
else if (!isOpen && o.slidable)
$R.attr("title", o.sliderTip).css("cursor", o.sliderCursor);
$R
// if paneSelector is an ID, then create a matching ID for the resizer, eg: "#paneLeft" => "paneLeft-resizer"
.attr("id", (o.paneSelector.substr(0,1)=="#" ? o.paneSelector.substr(1) + "-resizer" : ""))
.attr("resizer", pane) // so we can read this from the resizer
.css(c.resizers.cssReq) // add base/required styles
// POSITION of resizer bar - allow for container border & padding
.css(edge, cDims[edge] + getPaneSize(pane))
// ADD CLASSNAMES - eg: class="resizer resizer-west resizer-open"
.addClass( rClass +" "+ rClass+_pane +" "+ rClass+_state +" "+ rClass+_pane+_state )
.appendTo($Container) // append DIV to container
;
// ADD VISUAL STYLES
if (o.applyDefaultStyles)
$R.css(c.resizers.cssDef);
if (o.closable) {
// INIT COLLAPSER BUTTON
$T = $Ts[pane] = $("");
$T
// if paneSelector is an ID, then create a matching ID for the resizer, eg: "#paneLeft" => "paneLeft-toggler"
.attr("id", (o.paneSelector.substr(0,1)=="#" ? o.paneSelector.substr(1) + "-toggler" : ""))
.css(c.togglers.cssReq) // add base/required styles
.attr("title", (isOpen ? o.togglerTip_open : o.togglerTip_closed))
.click(function(evt){ toggle(pane); evt.stopPropagation(); })
.mouseover(function(evt){ evt.stopPropagation(); }) // prevent resizer event
// ADD CLASSNAMES - eg: class="toggler toggler-west toggler-west-open"
.addClass( tClass +" "+ tClass+_pane +" "+ tClass+_state +" "+ tClass+_pane+_state )
.appendTo($R) // append SPAN to resizer DIV
;
// ADD INNER-SPANS TO TOGGLER
if (o.togglerContent_open) // ui-layout-open
$(""+ o.togglerContent_open +"")
.addClass("content content-open")
.css("display", s.isClosed ? "none" : "block")
.appendTo( $T )
;
if (o.togglerContent_closed) // ui-layout-closed
$(""+ o.togglerContent_closed +"")
.addClass("content content-closed")
.css("display", s.isClosed ? "block" : "none")
.appendTo( $T )
;
// ADD BASIC VISUAL STYLES
if (o.applyDefaultStyles)
$T.css(c.togglers.cssDef);
if (!isOpen) bindStartSlidingEvent(pane, true); // will enable if state.PANE.isSliding = true
}
});
// SET ALL HANDLE SIZES & LENGTHS
sizeHandles("all", true); // true = onInit
};
/*
* initResizable
*
* Add resize-bars to all panes that specify it in options
*
* @dependancies $.fn.resizable - will abort if not found
* @callers create()
*/
var initResizable = function () {
var
draggingAvailable = (typeof $.fn.draggable == "function")
, minPosition, maxPosition, edge // set in start()
;
$.each(c.borderPanes.split(","), function() {
var
pane = str(this)
, o = options[pane]
, s = state[pane]
;
if (!draggingAvailable || !$Ps[pane] || !o.resizable) {
o.resizable = false;
return true; // skip to next
}
var
rClass = o.resizerClass
// 'drag' classes are applied to the ORIGINAL resizer-bar while dragging is in process
, dragClass = rClass+"-drag" // resizer-drag
, dragPaneClass = rClass+"-"+pane+"-drag" // resizer-north-drag
// 'dragging' class is applied to the CLONED resizer-bar while it is being dragged
, draggingClass = rClass+"-dragging" // resizer-dragging
, draggingPaneClass = rClass+"-"+pane+"-dragging" // resizer-north-dragging
, draggingClassSet = false // logic var
, $P = $Ps[pane]
, $R = $Rs[pane]
;
if (!s.isClosed)
$R
.attr("title", o.resizerTip)
.css("cursor", o.resizerCursor) // n-resize, s-resize, etc
;
$R.draggable({
containment: $Container[0] // limit resizing to layout container
, axis: (c[pane].dir=="horz" ? "y" : "x") // limit resizing to horz or vert axis
, delay: 200
, distance: 1
// basic format for helper - style it using class: .ui-draggable-dragging
, helper: "clone"
, opacity: o.resizerDragOpacity
//, iframeFix: o.draggableIframeFix // TODO: consider using when bug is fixed
, zIndex: c.zIndex.resizing
, start: function (e, ui) {
// onresize_start callback - will CANCEL hide if returns false
// TODO: CONFIRM that dragging can be cancelled like this???
if (false === execUserCallback(pane, o.onresize_start)) return false;
s.isResizing = true; // prevent pane from closing while resizing
clearTimer(pane, "closeSlider"); // just in case already triggered
$R.addClass( dragClass +" "+ dragPaneClass ); // add drag classes
draggingClassSet = false; // reset logic var - see drag()
// SET RESIZING LIMITS - used in drag()
var resizerWidth = (pane=="east" || pane=="south" ? o.spacing_open : 0);
setPaneMinMaxSizes(pane); // update pane-state
s.minPosition -= resizerWidth;
s.maxPosition -= resizerWidth;
edge = (c[pane].dir=="horz" ? "top" : "left");
// MASK PANES WITH IFRAMES OR OTHER TROUBLESOME ELEMENTS
$(o.maskIframesOnResize === true ? "iframe" : o.maskIframesOnResize).each(function() {
$('')
.css({
background: "#fff"
, opacity: "0.001"
, zIndex: 9
, position: "absolute"
, width: this.offsetWidth+"px"
, height: this.offsetHeight+"px"
})
.css($(this).offset()) // top & left
.appendTo(this.parentNode) // put div INSIDE pane to avoid zIndex issues
;
});
}
, drag: function (e, ui) {
if (!draggingClassSet) { // can only add classes after clone has been added to the DOM
$(".ui-draggable-dragging")
.addClass( draggingClass +" "+ draggingPaneClass ) // add dragging classes
.children().css("visibility","hidden") // hide toggler inside dragged resizer-bar
;
draggingClassSet = true;
// draggable bug!? RE-SET zIndex to prevent E/W resize-bar showing through N/S pane!
if (s.isSliding) $Ps[pane].css("zIndex", c.zIndex.sliding);
}
// CONTAIN RESIZER-BAR TO RESIZING LIMITS
if (ui.position[edge] < s.minPosition) ui.position[edge] = s.minPosition;
else if (ui.position[edge] > s.maxPosition) ui.position[edge] = s.maxPosition;
}
, stop: function (e, ui) {
var
dragPos = ui.position
, resizerPos
, newSize
;
$R.removeClass( dragClass +" "+ dragPaneClass ); // remove drag classes
switch (pane) {
case "north": resizerPos = dragPos.top; break;
case "west": resizerPos = dragPos.left; break;
case "south": resizerPos = cDims.outerHeight - dragPos.top - $R.outerHeight(); break;
case "east": resizerPos = cDims.outerWidth - dragPos.left - $R.outerWidth(); break;
}
// remove container margin from resizer position to get the pane size
newSize = resizerPos - cDims[ c[pane].edge ];
sizePane(pane, newSize);
// UN-MASK PANES MASKED IN drag.start
$("div.ui-layout-mask").remove(); // Remove iframe masks
s.isResizing = false;
}
});
});
};
/*
* ###########################
* ACTION METHODS
* ###########################
*/
/*
* hide / show
*
* Completely 'hides' a pane, including its spacing - as if it does not exist
* The pane is not actually 'removed' from the source, so can use 'show' to un-hide it
*
* @param String pane The pane being hidden, ie: north, south, east, or west
*/
var hide = function (pane, onInit) {
var
o = options[pane]
, s = state[pane]
, $P = $Ps[pane]
, $R = $Rs[pane]
;
if (!$P || s.isHidden) return; // pane does not exist OR is already hidden
// onhide_start callback - will CANCEL hide if returns false
if (false === execUserCallback(pane, o.onhide_start)) return;
s.isSliding = false; // just in case
// now hide the elements
if ($R) $R.hide(); // hide resizer-bar
if (onInit || s.isClosed) {
s.isClosed = true; // to trigger open-animation on show()
s.isHidden = true;
$P.hide(); // no animation when loading page
sizeMidPanes(c[pane].dir == "horz" ? "all" : "center");
execUserCallback(pane, o.onhide_end || o.onhide);
}
else {
s.isHiding = true; // used by onclose
close(pane, false); // adjust all panes to fit
//s.isHidden = true; - will be set by close - if not cancelled
}
};
var show = function (pane, openPane) {
var
o = options[pane]
, s = state[pane]
, $P = $Ps[pane]
, $R = $Rs[pane]
;
if (!$P || !s.isHidden) return; // pane does not exist OR is not hidden
// onhide_start callback - will CANCEL hide if returns false
if (false === execUserCallback(pane, o.onshow_start)) return;
s.isSliding = false; // just in case
s.isShowing = true; // used by onopen/onclose
//s.isHidden = false; - will be set by open/close - if not cancelled
// now show the elements
if ($R && o.spacing_open > 0) $R.show();
if (openPane === false)
close(pane, true); // true = force
else
open(pane); // adjust all panes to fit
};
/*
* toggle
*
* Toggles a pane open/closed by calling either open or close
*
* @param String pane The pane being toggled, ie: north, south, east, or west
*/
var toggle = function (pane) {
var s = state[pane];
if (s.isHidden)
show(pane); // will call 'open' after unhiding it
else if (s.isClosed)
open(pane);
else
close(pane);
};
/*
* close
*
* Close the specified pane (animation optional), and resize all other panes as needed
*
* @param String pane The pane being closed, ie: north, south, east, or west
*/
var close = function (pane, force, noAnimation) {
var
$P = $Ps[pane]
, $R = $Rs[pane]
, $T = $Ts[pane]
, o = options[pane]
, s = state[pane]
, doFX = !noAnimation && !s.isClosed && (o.fxName_close != "none")
, edge = c[pane].edge
, rClass = o.resizerClass
, tClass = o.togglerClass
, _pane = "-"+ pane // used for classNames
, _open = "-open"
, _sliding= "-sliding"
, _closed = "-closed"
// transfer logic vars to temp vars
, isShowing = s.isShowing
, isHiding = s.isHiding
;
// now clear the logic vars
delete s.isShowing;
delete s.isHiding;
if (!$P || (!o.resizable && !o.closable)) return; // invalid request
else if (!force && s.isClosed && !isShowing) return; // already closed
if (c.isLayoutBusy) { // layout is 'busy' - probably with an animation
setFlowCallback("close", pane, force); // set a callback for this action, if possible
return; // ABORT
}
// onclose_start callback - will CANCEL hide if returns false
// SKIP if just 'showing' a hidden pane as 'closed'
if (!isShowing && false === execUserCallback(pane, o.onclose_start)) return;
// SET flow-control flags
c[pane].isMoving = true;
c.isLayoutBusy = true;
s.isClosed = true;
// update isHidden BEFORE sizing panes
if (isHiding) s.isHidden = true;
else if (isShowing) s.isHidden = false;
// sync any 'pin buttons'
syncPinBtns(pane, false);
// resize panes adjacent to this one
if (!s.isSliding) sizeMidPanes(c[pane].dir == "horz" ? "all" : "center");
// if this pane has a resizer bar, move it now
if ($R) {
$R
.css(edge, cDims[edge]) // move the resizer bar
.removeClass( rClass+_open +" "+ rClass+_pane+_open )
.removeClass( rClass+_sliding +" "+ rClass+_pane+_sliding )
.addClass( rClass+_closed +" "+ rClass+_pane+_closed )
;
// DISABLE 'resizing' when closed - do this BEFORE bindStartSlidingEvent
if (o.resizable)
$R
.draggable("disable")
.css("cursor", "default")
.attr("title","")
;
// if pane has a toggler button, adjust that too
if ($T) {
$T
.removeClass( tClass+_open +" "+ tClass+_pane+_open )
.addClass( tClass+_closed +" "+ tClass+_pane+_closed )
.attr("title", o.togglerTip_closed) // may be blank
;
}
sizeHandles(); // resize 'length' and position togglers for adjacent panes
}
// ANIMATE 'CLOSE' - if no animation, then was ALREADY shown above
if (doFX) {
lockPaneForFX(pane, true); // need to set left/top so animation will work
$P.hide( o.fxName_close, o.fxSettings_close, o.fxSpeed_close, function () {
lockPaneForFX(pane, false); // undo
if (!s.isClosed) return; // pane was opened before animation finished!
close_2();
});
}
else {
$P.hide(); // just hide pane NOW
close_2();
}
// SUBROUTINE
function close_2 () {
bindStartSlidingEvent(pane, true); // will enable if state.PANE.isSliding = true
// onclose callback - UNLESS just 'showing' a hidden pane as 'closed'
if (!isShowing) execUserCallback(pane, o.onclose_end || o.onclose);
// onhide OR onshow callback
if (isShowing) execUserCallback(pane, o.onshow_end || o.onshow);
if (isHiding) execUserCallback(pane, o.onhide_end || o.onhide);
// internal flow-control callback
execFlowCallback(pane);
}
};
/*
* open
*
* Open the specified pane (animation optional), and resize all other panes as needed
*
* @param String pane The pane being opened, ie: north, south, east, or west
*/
var open = function (pane, slide, noAnimation) {
var
$P = $Ps[pane]
, $R = $Rs[pane]
, $T = $Ts[pane]
, o = options[pane]
, s = state[pane]
, doFX = !noAnimation && s.isClosed && (o.fxName_open != "none")
, edge = c[pane].edge
, rClass = o.resizerClass
, tClass = o.togglerClass
, _pane = "-"+ pane // used for classNames
, _open = "-open"
, _closed = "-closed"
, _sliding= "-sliding"
// transfer logic var to temp var
, isShowing = s.isShowing
;
// now clear the logic var
delete s.isShowing;
if (!$P || (!o.resizable && !o.closable)) return; // invalid request
else if (!s.isClosed && !s.isSliding) return; // already open
// pane can ALSO be unhidden by just calling show(), so handle this scenario
if (s.isHidden && !isShowing) {
show(pane, true);
return;
}
if (c.isLayoutBusy) { // layout is 'busy' - probably with an animation
setFlowCallback("open", pane, slide); // set a callback for this action, if possible
return; // ABORT
}
// onopen_start callback - will CANCEL hide if returns false
if (false === execUserCallback(pane, o.onopen_start)) return;
// SET flow-control flags
c[pane].isMoving = true;
c.isLayoutBusy = true;
// 'PIN PANE' - stop sliding
if (s.isSliding && !slide) // !slide = 'open pane normally' - NOT sliding
bindStopSlidingEvents(pane, false); // will set isSliding=false
s.isClosed = false;
// update isHidden BEFORE sizing panes
if (isShowing) s.isHidden = false;
// Container size may have changed - shrink the pane if now 'too big'
setPaneMinMaxSizes(pane); // update pane-state
if (s.size > s.maxSize) // pane is too big! resize it before opening
$P.css( c[pane].sizeType, max(1, cssSize(pane, s.maxSize)) );
bindStartSlidingEvent(pane, false); // remove trigger event from resizer-bar
if (doFX) { // ANIMATE
lockPaneForFX(pane, true); // need to set left/top so animation will work
$P.show( o.fxName_open, o.fxSettings_open, o.fxSpeed_open, function() {
lockPaneForFX(pane, false); // undo
if (s.isClosed) return; // pane was closed before animation finished!
open_2(); // continue
});
}
else {// no animation
$P.show(); // just show pane and...
open_2(); // continue
}
// SUBROUTINE
function open_2 () {
// NOTE: if isSliding, then other panes are NOT 'resized'
if (!s.isSliding) // resize all panes adjacent to this one
sizeMidPanes(c[pane].dir=="vert" ? "center" : "all");
// if this pane has a toggler, move it now
if ($R) {
$R
.css(edge, cDims[edge] + getPaneSize(pane)) // move the toggler
.removeClass( rClass+_closed +" "+ rClass+_pane+_closed )
.addClass( rClass+_open +" "+ rClass+_pane+_open )
.addClass( !s.isSliding ? "" : rClass+_sliding +" "+ rClass+_pane+_sliding )
;
if (o.resizable)
$R
.draggable("enable")
.css("cursor", o.resizerCursor)
.attr("title", o.resizerTip)
;
else
$R.css("cursor", "default"); // n-resize, s-resize, etc
// if pane also has a toggler button, adjust that too
if ($T) {
$T
.removeClass( tClass+_closed +" "+ tClass+_pane+_closed )
.addClass( tClass+_open +" "+ tClass+_pane+_open )
.attr("title", o.togglerTip_open) // may be blank
;
}
sizeHandles("all"); // resize resizer & toggler sizes for all panes
}
// resize content every time pane opens - to be sure
sizeContent(pane);
// sync any 'pin buttons'
syncPinBtns(pane, !s.isSliding);
// onopen callback
execUserCallback(pane, o.onopen_end || o.onopen);
// onshow callback
if (isShowing) execUserCallback(pane, o.onshow_end || o.onshow);
// internal flow-control callback
execFlowCallback(pane);
}
};
/*
* lockPaneForFX
*
* Must set left/top on East/South panes so animation will work properly
*
* @param String pane The pane to lock, 'east' or 'south' - any other is ignored!
* @param Boolean doLock true = set left/top, false = remove
*/
var lockPaneForFX = function (pane, doLock) {
var $P = $Ps[pane];
if (doLock) {
$P.css({ zIndex: c.zIndex.animation }); // overlay all elements during animation
if (pane=="south")
$P.css({ top: cDims.top + cDims.innerHeight - $P.outerHeight() });
else if (pane=="east")
$P.css({ left: cDims.left + cDims.innerWidth - $P.outerWidth() });
}
else {
if (!state[pane].isSliding) $P.css({ zIndex: c.zIndex.pane_normal });
if (pane=="south")
$P.css({ top: "auto" });
else if (pane=="east")
$P.css({ left: "auto" });
}
};
/*
* bindStartSlidingEvent
*
* Toggle sliding functionality of a specific pane on/off by adding removing 'slide open' trigger
*
* @callers open(), close()
* @param String pane The pane to enable/disable, 'north', 'south', etc.
* @param Boolean enable Enable or Disable sliding?
*/
var bindStartSlidingEvent = function (pane, enable) {
var
o = options[pane]
, $R = $Rs[pane]
, trigger = o.slideTrigger_open
;
if (!$R || !o.slidable) return;
// make sure we have a valid event
if (trigger != "click" && trigger != "dblclick" && trigger != "mouseover") trigger = "click";
$R
// add or remove trigger event
[enable ? "bind" : "unbind"](trigger, slideOpen)
// set the appropriate cursor & title/tip
.css("cursor", (enable ? o.sliderCursor: "default"))
.attr("title", (enable ? o.sliderTip : ""))
;
};
/*
* bindStopSlidingEvents
*
* Add or remove 'mouseout' events to 'slide close' when pane is 'sliding' open or closed
* Also increases zIndex when pane is sliding open
* See bindStartSlidingEvent for code to control 'slide open'
*
* @callers slideOpen(), slideClosed()
* @param String pane The pane to process, 'north', 'south', etc.
* @param Boolean isOpen Is pane open or closed?
*/
var bindStopSlidingEvents = function (pane, enable) {
var
o = options[pane]
, s = state[pane]
, trigger = o.slideTrigger_close
, action = (enable ? "bind" : "unbind") // can't make 'unbind' work! - see disabled code below
, $P = $Ps[pane]
, $R = $Rs[pane]
;
s.isSliding = enable; // logic
clearTimer(pane, "closeSlider"); // just in case
// raise z-index when sliding
$P.css({ zIndex: (enable ? c.zIndex.sliding : c.zIndex.pane_normal) });
$R.css({ zIndex: (enable ? c.zIndex.sliding : c.zIndex.resizer_normal) });
// make sure we have a valid event
if (trigger != "click" && trigger != "mouseout") trigger = "mouseout";
// when trigger is 'mouseout', must cancel timer when mouse moves between 'pane' and 'resizer'
if (enable) { // BIND trigger events
$P.bind(trigger, slideClosed );
$R.bind(trigger, slideClosed );
if (trigger = "mouseout") {
$P.bind("mouseover", cancelMouseOut );
$R.bind("mouseover", cancelMouseOut );
}
}
else { // UNBIND trigger events
// TODO: why does unbind of a 'single function' not work reliably?
//$P[action](trigger, slideClosed );
$P.unbind(trigger);
$R.unbind(trigger);
if (trigger = "mouseout") {
//$P[action]("mouseover", cancelMouseOut );
$P.unbind("mouseover");
$R.unbind("mouseover");
clearTimer(pane, "closeSlider");
}
}
// SUBROUTINE for mouseout timer clearing
function cancelMouseOut (evt) {
clearTimer(pane, "closeSlider");
evt.stopPropagation();
}
};
var slideOpen = function () {
var pane = $(this).attr("resizer"); // attr added by initHandles
if (state[pane].isClosed) { // skip if already open!
bindStopSlidingEvents(pane, true); // pane is opening, so BIND trigger events to close it
open(pane, true); // true = slide - ie, called from here!
}
};
var slideClosed = function () {
var
$E = $(this)
, pane = $E.attr("pane") || $E.attr("resizer")
, o = options[pane]
, s = state[pane]
;
if (s.isClosed || s.isResizing)
return; // skip if already closed OR in process of resizing
else if (o.slideTrigger_close == "click")
close_NOW(); // close immediately onClick
else // trigger = mouseout - use a delay
setTimer(pane, "closeSlider", close_NOW, 300); // .3 sec delay
// SUBROUTINE for timed close
function close_NOW () {
bindStopSlidingEvents(pane, false); // pane is being closed, so UNBIND trigger events
if (!s.isClosed) close(pane); // skip if already closed!
}
};
/*
* sizePane
*
* @callers initResizable.stop()
* @param String pane The pane being resized - usually west or east, but potentially north or south
* @param Integer newSize The new size for this pane - will be validated
*/
var sizePane = function (pane, size) {
// TODO: accept "auto" as size, and size-to-fit pane content
var
edge = c[pane].edge
, dir = c[pane].dir
, o = options[pane]
, s = state[pane]
, $P = $Ps[pane]
, $R = $Rs[pane]
;
// calculate 'current' min/max sizes
setPaneMinMaxSizes(pane); // update pane-state
// compare/update calculated min/max to user-options
s.minSize = max(s.minSize, o.minSize);
if (o.maxSize > 0) s.maxSize = min(s.maxSize, o.maxSize);
// validate passed size
size = max(size, s.minSize);
size = min(size, s.maxSize);
s.size = size; // update state
// move the resizer bar and resize the pane
$R.css( edge, size + cDims[edge] );
$P.css( c[pane].sizeType, max(1, cssSize(pane, size)) );
// resize all the adjacent panes, and adjust their toggler buttons
if (!s.isSliding) sizeMidPanes(dir=="horz" ? "all" : "center");
sizeHandles();
sizeContent(pane);
execUserCallback(pane, o.onresize_end || o.onresize);
};
/*
* sizeMidPanes
*
* @callers create(), open(), close(), onWindowResize()
*/
var sizeMidPanes = function (panes, overrideDims, onInit) {
if (!panes || panes == "all") panes = "east,west,center";
var d = getPaneDims();
if (overrideDims) $.extend( d, overrideDims );
$.each(panes.split(","), function() {
if (!$Ps[this]) return; // NO PANE - skip
var
pane = str(this)
, o = options[pane]
, s = state[pane]
, $P = $Ps[pane]
, $R = $Rs[pane]
, hasRoom = true
, CSS = {}
;
if (pane == "center") {
d = getPaneDims(); // REFRESH Dims because may have just 'unhidden' East or West pane after a 'resize'
CSS = $.extend( {}, d ); // COPY ALL of the paneDims
CSS.width = max(1, cssW(pane, CSS.width));
CSS.height = max(1, cssH(pane, CSS.height));
hasRoom = (CSS.width > 1 && CSS.height > 1);
/*
* Extra CSS for IE6 or IE7 in Quirks-mode - add 'width' to NORTH/SOUTH panes
* Normally these panes have only 'left' & 'right' positions so pane auto-sizes
*/
if ($.browser.msie && (!$.boxModel || $.browser.version < 7)) {
if ($Ps.north) $Ps.north.css({ width: cssW($Ps.north, cDims.innerWidth) });
if ($Ps.south) $Ps.south.css({ width: cssW($Ps.south, cDims.innerWidth) });
}
}
else { // for east and west, set only the height
CSS.top = d.top;
CSS.bottom = d.bottom;
CSS.height = max(1, cssH(pane, d.height));
hasRoom = (CSS.height > 1);
}
if (hasRoom) {
$P.css(CSS);
if (s.noRoom) {
s.noRoom = false;
if (s.isHidden) return;
else show(pane, !s.isClosed);
/* OLD CODE - keep until sure line above works right!
if (!s.isClosed) $P.show(); // in case was previously hidden due to NOT hasRoom
if ($R) $R.show();
*/
}
if (!onInit) {
sizeContent(pane);
execUserCallback(pane, o.onresize_end || o.onresize);
}
}
else if (!s.noRoom) { // no room for pane, so just hide it (if not already)
s.noRoom = true; // update state
if (s.isHidden) return;
if (onInit) { // skip onhide callback and other logic onLoad
$P.hide();
if ($R) $R.hide();
}
else hide(pane);
}
});
};
var sizeContent = function (panes) {
if (!panes || panes == "all") panes = c.allPanes;
$.each(panes.split(","), function() {
if (!$Cs[this]) return; // NO CONTENT - skip
var
pane = str(this)
, ignore = options[pane].contentIgnoreSelector
, $P = $Ps[pane]
, $C = $Cs[pane]
, e_C = $C[0] // DOM element
, height = cssH($P); // init to pane.innerHeight
;
$P.children().each(function() {
if (this == e_C) return; // Content elem - skip
var $E = $(this);
if (!ignore || !$E.is(ignore))
height -= $E.outerHeight();
});
if (height > 0)
height = cssH($C, height);
if (height < 1)
$C.hide(); // no room for content!
else
$C.css({ height: height }).show();
});
};
/*
* sizeHandles
*
* Called every time a pane is opened, closed, or resized to slide the togglers to 'center' and adjust their length if necessary
*
* @callers initHandles(), open(), close(), resizeAll()
*/
var sizeHandles = function (panes, onInit) {
if (!panes || panes == "all") panes = c.borderPanes;
$.each(panes.split(","), function() {
var
pane = str(this)
, o = options[pane]
, s = state[pane]
, $P = $Ps[pane]
, $R = $Rs[pane]
, $T = $Ts[pane]
;
if (!$P || !$R || (!o.resizable && !o.closable)) return; // skip
var
dir = c[pane].dir
, _state = (s.isClosed ? "_closed" : "_open")
, spacing = o["spacing"+ _state]
, togAlign = o["togglerAlign"+ _state]
, togLen = o["togglerLength"+ _state]
, paneLen
, offset
, CSS = {}
;
if (spacing == 0) {
$R.hide();
return;
}
else if (!s.noRoom && !s.isHidden) // skip if resizer was hidden for any reason
$R.show(); // in case was previously hidden
// Resizer Bar is ALWAYS same width/height of pane it is attached to
if (dir == "horz") { // north/south
paneLen = $P.outerWidth();
$R.css({
width: max(1, cssW($R, paneLen)) // account for borders & padding
, height: max(1, cssH($R, spacing)) // ditto
, left: cssNum($P, "left")
});
}
else { // east/west
paneLen = $P.outerHeight();
$R.css({
height: max(1, cssH($R, paneLen)) // account for borders & padding
, width: max(1, cssW($R, spacing)) // ditto
, top: cDims.top + getPaneSize("north", true)
//, top: cssNum($Ps["center"], "top")
});
}
if ($T) {
if (togLen == 0 || (s.isSliding && o.hideTogglerOnSlide)) {
$T.hide(); // always HIDE the toggler when 'sliding'
return;
}
else
$T.show(); // in case was previously hidden
if (!(togLen > 0) || togLen == "100%" || togLen > paneLen) {
togLen = paneLen;
offset = 0;
}
else { // calculate 'offset' based on options.PANE.togglerAlign_open/closed
if (typeof togAlign == "string") {
switch (togAlign) {
case "top":
case "left": offset = 0;
break;
case "bottom":
case "right": offset = paneLen - togLen;
break;
case "middle":
case "center":
default: offset = Math.floor((paneLen - togLen) / 2); // 'default' catches typos
}
}
else { // togAlign = number
var x = parseInt(togAlign); //
if (togAlign >= 0) offset = x;
else offset = paneLen - togLen + x; // NOTE: x is negative!
}
}
var
$TC_o = (o.togglerContent_open ? $T.children(".content-open") : false)
, $TC_c = (o.togglerContent_closed ? $T.children(".content-closed") : false)
, $TC = (s.isClosed ? $TC_c : $TC_o)
;
if ($TC_o) $TC_o.css("display", s.isClosed ? "none" : "block");
if ($TC_c) $TC_c.css("display", s.isClosed ? "block" : "none");
if (dir == "horz") { // north/south
var width = cssW($T, togLen);
$T.css({
width: max(0, width) // account for borders & padding
, height: max(1, cssH($T, spacing)) // ditto
, left: offset // TODO: VERIFY that toggler positions correctly for ALL values
});
if ($TC) // CENTER the toggler content SPAN
$TC.css("marginLeft", Math.floor((width-$TC.outerWidth())/2)); // could be negative
}
else { // east/west
var height = cssH($T, togLen);
$T.css({
height: max(0, height) // account for borders & padding
, width: max(1, cssW($T, spacing)) // ditto
, top: offset // POSITION the toggler
});
if ($TC) // CENTER the toggler content SPAN
$TC.css("marginTop", Math.floor((height-$TC.outerHeight())/2)); // could be negative
}
}
// DONE measuring and sizing this resizer/toggler, so can be 'hidden' now
if (onInit && o.initHidden) {
$R.hide();
if ($T) $T.hide();
}
});
};
/*
* resizeAll
*
* @callers window.onresize(), callbacks or custom code
*/
var resizeAll = function () {
var
oldW = cDims.innerWidth
, oldH = cDims.innerHeight
;
cDims = state.container = getElemDims($Container); // UPDATE container dimensions
var
checkH = (cDims.innerHeight < oldH)
, checkW = (cDims.innerWidth < oldW)
, s, dir
;
if (checkH || checkW)
// NOTE special order for sizing: S-N-E-W
$.each(["south","north","east","west"], function(i,pane) {
s = state[pane];
dir = c[pane].dir;
if (!s.isClosed && ((checkH && dir=="horz") || (checkW && dir=="vert"))) {
setPaneMinMaxSizes(pane); // update pane-state
// shrink pane if 'too big' to fit
if (s.size > s.maxSize)
sizePane(pane, s.maxSize);
}
});
sizeMidPanes("all");
sizeHandles("all"); // reposition the toggler elements
};
/*
* keyDown
*
* Capture keys when enableCursorHotkey - toggle pane if hotkey pressed
*
* @callers document.keydown()
*/
function keyDown (evt) {
if (!evt) return true;
var code = evt.keyCode;
if (code < 33) return true; // ignore special keys: ENTER, TAB, etc
var
PANE = {
38: "north" // Up Cursor
, 40: "south" // Down Cursor
, 37: "west" // Left Cursor
, 39: "east" // Right Cursor
}
, isCursorKey = (code >= 37 && code <= 40)
, ALT = evt.altKey // no worky!
, SHIFT = evt.shiftKey
, CTRL = evt.ctrlKey
, pane = false
, s, o, k, m, el
;
if (!CTRL && !SHIFT)
return true; // no modifier key - abort
else if (isCursorKey && options[PANE[code]].enableCursorHotkey) // valid cursor-hotkey
pane = PANE[code];
else // check to see if this matches a custom-hotkey
$.each(c.borderPanes.split(","), function(i,p) { // loop each pane to check its hotkey
o = options[p];
k = o.customHotkey;
m = o.customHotkeyModifier; // if missing or invalid, treated as "CTRL+SHIFT"
if ((SHIFT && m=="SHIFT") || (CTRL && m=="CTRL") || (CTRL && SHIFT)) { // Modifier matches
if (k && code == (isNaN(k) || k <= 9 ? k.toUpperCase().charCodeAt(0) : k)) { // Key matches
pane = p;
return false; // BREAK
}
}
});
if (!pane) return true; // no hotkey - abort
// validate pane
o = options[pane]; // get pane options
s = state[pane]; // get pane options
if (!o.enableCursorHotkey || s.isHidden || !$Ps[pane]) return true;
// see if user is in a 'form field' because may be 'selecting text'!
el = evt.target || evt.srcElement;
if (el && SHIFT && isCursorKey && (el.tagName=="TEXTAREA" || (el.tagName=="INPUT" && (code==37 || code==39))))
return true; // allow text-selection
// SYNTAX NOTES
// use "returnValue=false" to abort keystroke but NOT abort function - can run another command afterwards
// use "return false" to abort keystroke AND abort function
toggle(pane);
evt.stopPropagation();
evt.returnValue = false; // CANCEL key
return false;
};
/*
* ###########################
* UTILITY METHODS
* called externally only
* ###########################
*/
function allowOverflow (elem) {
if (this && this.tagName) elem = this; // BOUND to element
var $P;
if (typeof elem=="string")
$P = $Ps[elem];
else {
if ($(elem).attr("pane")) $P = $(elem);
else $P = $(elem).parents("div[pane]:first");
}
if (!$P.length) return; // INVALID
var
pane = $P.attr("pane")
, s = state[pane]
;
// if pane is already raised, then reset it before doing it again!
// this would happen if allowOverflow is attached to BOTH the pane and an element
if (s.cssSaved)
resetOverflow(pane); // reset previous CSS before continuing
// if pane is raised by sliding or resizing, or it's closed, then abort
if (s.isSliding || s.isResizing || s.isClosed) {
s.cssSaved = false;
return;
}
var
newCSS = { zIndex: (c.zIndex.pane_normal + 1) }
, curCSS = {}
, of = $P.css("overflow")
, ofX = $P.css("overflowX")
, ofY = $P.css("overflowY")
;
// determine which, if any, overflow settings need to be changed
if (of != "visible") {
curCSS.overflow = of;
newCSS.overflow = "visible";
}
if (ofX && ofX != "visible" && ofX != "auto") {
curCSS.overflowX = ofX;
newCSS.overflowX = "visible";
}
if (ofY && ofY != "visible" && ofY != "auto") {
curCSS.overflowY = ofX;
newCSS.overflowY = "visible";
}
// save the current overflow settings - even if blank!
s.cssSaved = curCSS;
// apply new CSS to raise zIndex and, if necessary, make overflow 'visible'
$P.css( newCSS );
// make sure the zIndex of all other panes is normal
$.each(c.allPanes.split(","), function(i, p) {
if (p != pane) resetOverflow(p);
});
};
function resetOverflow (elem) {
if (this && this.tagName) elem = this; // BOUND to element
var $P;
if (typeof elem=="string")
$P = $Ps[elem];
else {
if ($(elem).hasClass("ui-layout-pane")) $P = $(elem);
else $P = $(elem).parents("div[pane]:first");
}
if (!$P.length) return; // INVALID
var
pane = $P.attr("pane")
, s = state[pane]
, CSS = s.cssSaved || {}
;
// reset the zIndex
if (!s.isSliding && !s.isResizing)
$P.css("zIndex", c.zIndex.pane_normal);
// reset Overflow - if necessary
$P.css( CSS );
// clear var
s.cssSaved = false;
};
/*
* getBtn
*
* Helper function to validate params received by addButton utilities
*
* @param String selector jQuery selector for button, eg: ".ui-layout-north .toggle-button"
* @param String pane Name of the pane the button is for: 'north', 'south', etc.
* @returns If both params valid, the element matching 'selector' in a jQuery wrapper - otherwise 'false'
*/
function getBtn(selector, pane, action) {
var
$E = $(selector)
, err = "Error Adding Button \n\nInvalid "
;
if (!$E.length) // element not found
alert(err+"selector: "+ selector);
else if (c.borderPanes.indexOf(pane) == -1) // invalid 'pane' sepecified
alert(err+"pane: "+ pane);
else { // VALID
var btn = options[pane].buttonClass +"-"+ action;
$E.addClass( btn +" "+ btn +"-"+ pane );
return $E;
}
return false; // INVALID
};
/*
* addToggleBtn
*
* Add a custom Toggler button for a pane
*
* @param String selector jQuery selector for button, eg: ".ui-layout-north .toggle-button"
* @param String pane Name of the pane the button is for: 'north', 'south', etc.
*/
function addToggleBtn (selector, pane) {
var $E = getBtn(selector, pane, "toggle");
if ($E)
$E
.attr("title", state[pane].isClosed ? "Open" : "Close")
.click(function (evt) {
toggle(pane);
evt.stopPropagation();
})
;
};
/*
* addOpenBtn
*
* Add a custom Open button for a pane
*
* @param String selector jQuery selector for button, eg: ".ui-layout-north .open-button"
* @param String pane Name of the pane the button is for: 'north', 'south', etc.
*/
function addOpenBtn (selector, pane) {
var $E = getBtn(selector, pane, "open");
if ($E)
$E
.attr("title", "Open")
.click(function (evt) {
open(pane);
evt.stopPropagation();
})
;
};
/*
* addCloseBtn
*
* Add a custom Close button for a pane
*
* @param String selector jQuery selector for button, eg: ".ui-layout-north .close-button"
* @param String pane Name of the pane the button is for: 'north', 'south', etc.
*/
function addCloseBtn (selector, pane) {
var $E = getBtn(selector, pane, "close");
if ($E)
$E
.attr("title", "Close")
.click(function (evt) {
close(pane);
evt.stopPropagation();
})
;
};
/*
* addPinBtn
*
* Add a custom Pin button for a pane
*
* Four classes are added to the element, based on the paneClass for the associated pane...
* Assuming the default paneClass and the pin is 'up', these classes are added for a west-pane pin:
* - ui-layout-pane-pin
* - ui-layout-pane-west-pin
* - ui-layout-pane-pin-up
* - ui-layout-pane-west-pin-up
*
* @param String selector jQuery selector for button, eg: ".ui-layout-north .ui-layout-pin"
* @param String pane Name of the pane the pin is for: 'north', 'south', etc.
*/
function addPinBtn (selector, pane) {
var $E = getBtn(selector, pane, "pin");
if ($E) {
var s = state[pane];
$E.click(function (evt) {
setPinState($(this), pane, (s.isSliding || s.isClosed));
if (s.isSliding || s.isClosed) open( pane ); // change from sliding to open
else close( pane ); // slide-closed
evt.stopPropagation();
});
// add up/down pin attributes and classes
setPinState ($E, pane, (!s.isClosed && !s.isSliding));
// add this pin to the pane data so we can 'sync it' automatically
// PANE.pins key is an array so we can store multiple pins for each pane
c[pane].pins.push( selector ); // just save the selector string
}
};
/*
* syncPinBtns
*
* INTERNAL function to sync 'pin buttons' when pane is opened or closed
* Unpinned means the pane is 'sliding' - ie, over-top of the adjacent panes
*
* @callers open(), close()
* @params pane These are the params returned to callbacks by layout()
* @params doPin True means set the pin 'down', False means 'up'
*/
function syncPinBtns (pane, doPin) {
$.each(c[pane].pins, function (i, selector) {
setPinState($(selector), pane, doPin);
});
};
/*
* setPinState
*
* Change the class of the pin button to make it look 'up' or 'down'
*
* @callers addPinBtn(), syncPinBtns()
* @param Element $Pin The pin-span element in a jQuery wrapper
* @param Boolean doPin True = set the pin 'down', False = set it 'up'
* @param String pinClass The root classname for pins - will add '-up' or '-down' suffix
*/
function setPinState ($Pin, pane, doPin) {
var updown = $Pin.attr("pin");
if (updown && doPin == (updown=="down")) return; // already in correct state
var
root = options[pane].buttonClass
, class1 = root +"-pin"
, class2 = class1 +"-"+ pane
, UP1 = class1 + "-up"
, UP2 = class2 + "-up"
, DN1 = class1 + "-down"
, DN2 = class2 + "-down"
;
$Pin
.attr("pin", doPin ? "down" : "up") // logic
.attr("title", doPin ? "Un-Pin" : "Pin")
.removeClass( doPin ? UP1 : DN1 )
.removeClass( doPin ? UP2 : DN2 )
.addClass( doPin ? DN1 : UP1 )
.addClass( doPin ? DN2 : UP2 )
;
};
/*
* ###########################
* CREATE/RETURN BORDER-LAYOUT
* ###########################
*/
// init global vars
var
$Container = $(this).css({ overflow: "hidden" }) // Container elem
, $Ps = {} // Panes x4 - set in initPanes()
, $Cs = {} // Content x4 - set in initPanes()
, $Rs = {} // Resizers x4 - set in initHandles()
, $Ts = {} // Togglers x4 - set in initHandles()
// object aliases
, c = config // alias for config hash
, cDims = state.container // alias for easy access to 'container dimensions'
;
// create the border layout NOW
create();
// return object pointers to expose data & option Properties, and primary action Methods
return {
options: options // property - options hash
, state: state // property - dimensions hash
, panes: $Ps // property - object pointers for ALL panes: panes.north, panes.center
, toggle: toggle // method - pass a 'pane' ("north", "west", etc)
, open: open // method - ditto
, close: close // method - ditto
, hide: hide // method - ditto
, show: show // method - ditto
, resizeContent: sizeContent // method - ditto
, sizePane: sizePane // method - pass a 'pane' AND a 'size' in pixels
, resizeAll: resizeAll // method - no parameters
, addToggleBtn: addToggleBtn // utility - pass element selector and 'pane'
, addOpenBtn: addOpenBtn // utility - ditto
, addCloseBtn: addCloseBtn // utility - ditto
, addPinBtn: addPinBtn // utility - ditto
, allowOverflow: allowOverflow // utility - pass calling element
, resetOverflow: resetOverflow // utility - ditto
, cssWidth: cssW
, cssHeight: cssH
};
}
})( jQuery );