/**
* @preserve jquery.layout 1.3.0 - Release Candidate 29.15
* $Date: 2011-06-25 08:00:00 (Sat, 25 Jun 2011) $
* $Rev: 302915 $
*
* Copyright (c) 2010
* 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.
*
* Changelog: http://layout.jquery-dev.net/changelog.cfm#1.3.0.rc29.15
*
* Docs: http://layout.jquery-dev.net/documentation.html
* Tips: http://layout.jquery-dev.net/tips.html
* Help: http://groups.google.com/group/jquery-ui-layout
*/
// NOTE: For best readability, view with a fixed-width font and tabs equal to 4-chars
;(function ($) {
/*
* GENERIC $.layout METHODS - used by all layouts
*/
$.layout = {
version: "1.3.rc29.15"
, revision: 0.032915 // 1.3.0 final = 1.0300 - major(n+).minor(nn)+patch(nn+)
// LANGUAGE CUSTOMIZATION
, language: {
// Tips and messages for resizers, togglers, custom buttons, etc.
Open: "Open" // eg: "Open Pane"
, Close: "Close"
, Resize: "Resize"
, Slide: "Slide Open"
, Pin: "Pin"
, Unpin: "Un-Pin"
, noRoomToOpenTip: "Not enough room to show this pane."
// Developer error messages
, pane: "pane" // description of "layout pane element"
, selector: "selector" // description of "jQuery-selector"
, errButton: "Error Adding Button \n\nInvalid "
, errContainerMissing: "UI Layout Initialization Error\n\nThe specified layout-container does not exist."
, errCenterPaneMissing: "UI Layout Initialization Error\n\nThe center-pane element does not exist.\n\nThe center-pane is a required element."
, errContainerHeight: "UI Layout Initialization Warning\n\nThe layout-container \"CONTAINER\" has no height.\n\nTherefore the layout is 0-height and hence 'invisible'!"
}
// can update code here if $.browser is phased out
, browser: {
mozilla: !!$.browser.mozilla
, webkit: !!$.browser.webkit || !!$.browser.safari // webkit = jQ 1.4
, msie: !!$.browser.msie
, isIE6: !!$.browser.msie && $.browser.version == 6
, boxModel: false // page must load first, so will be updated set by _create
//, version: $.browser.version - not used
}
/*
* GENERIC UTILITY METHODS
*/
// calculate and return the scrollbar width, as an integer
, scrollbarWidth: function () { return window.scrollbarWidth || $.layout.getScrollbarSize('width'); }
, scrollbarHeight: function () { return window.scrollbarHeight || $.layout.getScrollbarSize('height'); }
, getScrollbarSize: function (dim) {
var $c = $('<div style="position: absolute; top: -10000px; left: -10000px; width: 100px; height: 100px; overflow: scroll;"></div>').appendTo("body");
var d = { width: $c.width() - $c[0].clientWidth, height: $c.height() - $c[0].clientHeight };
$c.remove();
window.scrollbarWidth = d.width;
window.scrollbarHeight = d.height;
return dim.match(/^(width|height)$/i) ? d[dim] : d;
}
/**
* Returns hash container 'display' and 'visibility'
*
* @see $.swap() - swaps CSS, runs callback, resets CSS
*/
, showInvisibly: function ($E, force) {
if (!$E) return {};
if (!$E.jquery) $E = $($E);
var CSS = {
display: $E.css('display')
, visibility: $E.css('visibility')
};
if (force || CSS.display == "none") { // only if not *already hidden*
$E.css({ display: "block", visibility: "hidden" }); // show element 'invisibly' so can be measured
return CSS;
}
else return {};
}
/**
* Returns data for setting size of an element (container or a pane).
*
* @see _create(), onWindowResize() for container, plus others for pane
* @return JSON Returns a hash of all dimensions: top, bottom, left, right, outerWidth, innerHeight, etc
*/
, getElementDimensions: function ($E) {
var
d = {} // dimensions hash
, x = d.css = {} // CSS hash
, i = {} // TEMP insets
, b, p // TEMP border, padding
, N = $.layout.cssNum
, off = $E.offset()
;
d.offsetLeft = off.left;
d.offsetTop = off.top;
$.each("Left,Right,Top,Bottom".split(","), function (idx, e) { // e = edge
b = x["border" + e] = $.layout.borderWidth($E, e);
p = x["padding"+ e] = $.layout.cssNum($E, "padding"+e);
i[e] = b + p; // total offset of content from outer side
d["inset"+ e] = p;
});
d.offsetWidth = $E.innerWidth();
d.offsetHeight = $E.innerHeight();
d.outerWidth = $E.outerWidth();
d.outerHeight = $E.outerHeight();
d.innerWidth = Math.max(0, d.outerWidth - i.Left - i.Right);
d.innerHeight = Math.max(0, d.outerHeight - i.Top - i.Bottom);
x.width = $E.width();
x.height = $E.height();
x.top = N($E,"top",true);
x.bottom = N($E,"bottom",true);
x.left = N($E,"left",true);
x.right = N($E,"right",true);
//d.visible = $E.is(":visible");// && x.width > 0 && x.height > 0;
return d;
}
, getElementCSS: function ($E, list) {
var
CSS = {}
, style = $E[0].style
, props = list.split(",")
, sides = "Top,Bottom,Left,Right".split(",")
, attrs = "Color,Style,Width".split(",")
, p, s, a, i, j, k
;
for (i=0; i < props.length; i++) {
p = props[i];
if (p.match(/(border|padding|margin)$/))
for (j=0; j < 4; j++) {
s = sides[j];
if (p == "border")
for (k=0; k < 3; k++) {
a = attrs[k];
CSS[p+s+a] = style[p+s+a];
}
else
CSS[p+s] = style[p+s];
}
else
CSS[p] = style[p];
};
return CSS
}
/**
* Contains logic to check boxModel & browser, and return the correct width/height for the current browser/doctype
*
* @see initPanes(), sizeMidPanes(), initHandles(), sizeHandles()
* @param {Array.<Object>} $E Must pass a jQuery object - first element is processed
* @param {number=} outerWidth/outerHeight (optional) Can pass a width, allowing calculations BEFORE element is resized
* @return {number} Returns the innerWidth/Height of the elem by subtracting padding and borders
*/
, cssWidth: function ($E, outerWidth) {
var
b = $.layout.borderWidth
, n = $.layout.cssNum
;
// a 'calculated' outerHeight can be passed so borders and/or padding are removed if needed
if (outerWidth <= 0) return 0;
if (!$.layout.browser.boxModel) return outerWidth;
// strip border and padding from outerWidth to get CSS Width
var W = outerWidth
- b($E, "Left")
- b($E, "Right")
- n($E, "paddingLeft")
- n($E, "paddingRight")
;
return Math.max(0,W);
}
, cssHeight: function ($E, outerHeight) {
var
b = $.layout.borderWidth
, n = $.layout.cssNum
;
// a 'calculated' outerHeight can be passed so borders and/or padding are removed if needed
if (outerHeight <= 0) return 0;
if (!$.layout.browser.boxModel) return outerHeight;
// strip border and padding from outerHeight to get CSS Height
var H = outerHeight
- b($E, "Top")
- b($E, "Bottom")
- n($E, "paddingTop")
- n($E, "paddingBottom")
;
return Math.max(0,H);
}
/**
* Returns the 'current CSS numeric value' for a CSS property - 0 if property does not exist
*
* @see Called by many methods
* @param {Array.<Object>} $E Must pass a jQuery object - first element is processed
* @param {string} prop The name of the CSS property, eg: top, width, etc.
* @param {boolean=} allowAuto true = return 'auto' if that is value; false = return 0
* @return {(string|number)} Usually used to get an integer value for position (top, left) or size (height, width)
*/
, cssNum: function ($E, prop, allowAuto) {
if (!$E.jquery) $E = $($E);
var CSS = $.layout.showInvisibly($E)
, p = $.curCSS($E[0], prop, true)
, v = allowAuto && p=="auto" ? p : (parseInt(p, 10) || 0);
$E.css( CSS ); // RESET
return v;
}
, borderWidth: function (el, side) {
if (el.jquery) el = el[0];
var b = "border"+ side.substr(0,1).toUpperCase() + side.substr(1); // left => Left
return $.curCSS(el, b+"Style", true) == "none" ? 0 : (parseInt($.curCSS(el, b+"Width", true), 10) || 0);
}
/**
* UTLITY for mouse tracking - FUTURE REFERENCE
*
* init: if (!window.mouse) {
* window.mouse = { x: 0, y: 0 };
* $(document).mousemove( $.layout.trackMouse );
* }
*
* @param {Object} evt
*
, trackMouse: function (evt) {
window.mouse = { x: evt.clientX, y: evt.clientY };
}
*/
/**
* SUBROUTINE for preventPrematureSlideClose option
*
* @param {Object} evt
* @param {Object=} el
*/
, isMouseOverElem: function (evt, el) {
var
$E = $(el || this)
, d = $E.offset()
, T = d.top
, L = d.left
, R = L + $E.outerWidth()
, B = T + $E.outerHeight()
, x = evt.pageX // evt.clientX ?
, y = evt.pageY // evt.clientY ?
;
// if X & Y are < 0, probably means is over an open SELECT
return ($.layout.browser.msie && x < 0 && y < 0) || ((x >= L && x <= R) && (y >= T && y <= B));
}
};
$.fn.layout = function (opts) {
/*
* ###########################
* WIDGET CONFIG & OPTIONS
* ###########################
*/
var
// LANGUAGE - for tips & messages
lang = $.layout.language // internal alias
// DEFAULT OPTIONS - CHANGE IF DESIRED
, options = {
name: "" // Not required, but useful for buttons and used for the state-cookie
, containerClass: "ui-layout-container" // layout-container element
, scrollToBookmarkOnLoad: true // after creating a layout, scroll to bookmark in URL (.../page.htm#myBookmark)
, resizeWithWindow: true // bind thisLayout.resizeAll() to the window.resize event
, resizeWithWindowDelay: 200 // delay calling resizeAll because makes window resizing very jerky
, resizeWithWindowMaxDelay: 0 // 0 = none - force resize every XX ms while window is being resized
, onresizeall_start: null // CALLBACK when resizeAll() STARTS - NOT pane-specific
, onresizeall_end: null // CALLBACK when resizeAll() ENDS - NOT pane-specific
, onload_start: null // CALLBACK when Layout inits - after options initialized, but before elements
, onload_end: null // CALLBACK when Layout inits - after EVERYTHING has been initialized
, onunload_start: null // CALLBACK when Layout is destroyed OR onWindowUnload
, onunload_end: null // CALLBACK when Layout is destroyed OR onWindowUnload
, autoBindCustomButtons: false // search for buttons with ui-layout-button class and auto-bind them
, zIndex: null // the PANE zIndex - resizers and masks will be +1
, initPanes: true // false = DO NOT initialize the panes onLoad - will init later
, showErrorMessages: true // enables fatal error messages to warn developers of common errors
// PANE SETTINGS
, defaults: { // default options for 'all panes' - will be overridden by 'per-pane settings'
applyDemoStyles: false // NOTE: renamed from applyDefaultStyles for clarity
, 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
, initClosed: false // true = init pane as 'closed'
, initHidden: false // true = init pane as 'hidden' - no resizer-bar/spacing
// SELECTORS
//, paneSelector: "" // MUST be pane-specific - jQuery selector for pane
, contentSelector: ".ui-layout-content" // INNER div/element to auto-size so only it scrolls, not the entire pane!
, contentIgnoreSelector: ".ui-layout-ignore" // element(s) to 'ignore' when measuring 'content'
, findNestedContent: false // true = $P.find(contentSelector), false = $P.children(contentSelector)
// GENERIC ROOT-CLASSES - for auto-generated classNames
, paneClass: "ui-layout-pane" // border-Pane - default: 'ui-layout-pane'
, resizerClass: "ui-layout-resizer" // Resizer Bar - default: 'ui-layout-resizer'
, togglerClass: "ui-layout-toggler" // Toggler Button - default: 'ui-layout-toggler'
, buttonClass: "ui-layout-button" // CUSTOM Buttons - default: 'ui-layout-button-toggle/-open/-close/-pin'
// ELEMENT SIZE & SPACING
//, size: 100 // MUST be pane-specific -initial size of 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 sides - HEIGHT on east/west sides
, 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: lang.Close // Toggler tool-tip (title)
, togglerTip_closed: lang.Open // ditto
, togglerContent_open: "" // text or HTML to put INSIDE the toggler
, togglerContent_closed: "" // ditto
// RESIZING OPTIONS
, resizerDblClickToggle: true //
, autoResize: true // IF size is 'auto' or a percentage, then recalc 'pixel size' whenever the layout resizes
, autoReopen: true // IF a pane was auto-closed due to noRoom, reopen it when there is room? False = leave it closed
, 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
, resizeNestedLayout: true // true = trigger nested.resizeAll() when a 'pane' of this layout is the 'container' for another
, resizeWhileDragging: false // true = LIVE Resizing as resizer is dragged
, resizeContentWhileDragging: false // true = re-measure header/footer heights as resizer is dragged
// TIPS & MESSAGES - also see lang object
, noRoomToOpenTip: lang.noRoomToOpenTip
, resizerTip: lang.Resize // Resizer tool-tip (title)
, sliderTip: lang.Slide // resizer-bar triggers 'sliding' when pane is closed
, sliderCursor: "pointer" // cursor when resizer-bar will trigger 'sliding'
, slideTrigger_open: "click" // click, dblclick, mouseenter
, slideTrigger_close: "mouseleave"// click, mouseleave
, slideDelay_open: 300 // applies only for mouseenter event - 0 = instant open
, slideDelay_close: 300 // applies only for mouseleave event (300ms is the minimum!)
, hideTogglerOnSlide: false // when pane is slid-open, should the toggler show?
, preventQuickSlideClose: $.layout.browser.webkit // Chrome triggers slideClosed as it is opening
, preventPrematureSlideClose: false
// HOT-KEYS & MISC
, 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'
// PANE ANIMATION
// 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 }
, fxOpacityFix: true // tries to fix opacity in IE to restore anti-aliasing after animation
// CALLBACKS
, triggerEventsOnLoad: false // true = trigger onopen OR onclose callbacks when layout initializes
, triggerEventsWhileDragging: true // true = trigger onresize callback REPEATEDLY if resizeWhileDragging==true
, onshow_start: null // CALLBACK when pane STARTS to Show - BEFORE onopen/onhide_start
, onshow_end: null // CALLBACK when pane ENDS being Shown - AFTER onopen/onhide_end
, onhide_start: null // CALLBACK when pane STARTS to Close - BEFORE onclose_start
, onhide_end: null // CALLBACK when pane ENDS being Closed - AFTER onclose_end
, onopen_start: null // CALLBACK when pane STARTS to Open
, onopen_end: null // CALLBACK when pane ENDS being Opened
, onclose_start: null // CALLBACK when pane STARTS to Close
, onclose_end: null // CALLBACK when pane ENDS being Closed
, onresize_start: null // CALLBACK when pane STARTS being Resized ***FOR ANY REASON***
, onresize_end: null // CALLBACK when pane ENDS being Resized ***FOR ANY REASON***
, onsizecontent_start: null // CALLBACK when sizing of content-element STARTS
, onsizecontent_end: null // CALLBACK when sizing of content-element ENDS
, onswap_start: null // CALLBACK when pane STARTS to Swap
, onswap_end: null // CALLBACK when pane ENDS being Swapped
, ondrag_start: null // CALLBACK when pane STARTS being ***MANUALLY*** Resized
, ondrag_end: null // CALLBACK when pane ENDS being ***MANUALLY*** Resized
}
, north: {
paneSelector: ".ui-layout-north"
, size: "auto" // eg: "auto", "30%", 200
, resizerCursor: "n-resize" // custom = url(myCursor.cur)
, customHotkey: "" // EITHER a charCode OR a character
}
, south: {
paneSelector: ".ui-layout-south"
, size: "auto"
, resizerCursor: "s-resize"
, customHotkey: ""
}
, east: {
paneSelector: ".ui-layout-east"
, size: 200
, resizerCursor: "e-resize"
, customHotkey: ""
}
, west: {
paneSelector: ".ui-layout-west"
, size: 200
, resizerCursor: "w-resize"
, customHotkey: ""
}
, center: {
paneSelector: ".ui-layout-center"
, minWidth: 0
, minHeight: 0
}
// STATE MANAGMENT
, useStateCookie: false // Enable cookie-based state-management - can fine-tune with cookie.autoLoad/autoSave
, cookie: {
name: "" // If not specified, will use Layout.name, else just "Layout"
, autoSave: true // Save a state cookie when page exits?
, autoLoad: true // Load the state cookie when Layout inits?
// Cookie Options
, domain: ""
, path: ""
, expires: "" // 'days' to keep cookie - leave blank for 'session cookie'
, secure: false
// List of options to save in the cookie - must be pane-specific
, keys: "north.size,south.size,east.size,west.size,"+
"north.isClosed,south.isClosed,east.isClosed,west.isClosed,"+
"north.isHidden,south.isHidden,east.isHidden,west.isHidden"
}
}
// PREDEFINED EFFECTS / DEFAULTS
, 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" }
}
}
// DYNAMIC DATA - IS READ-ONLY EXTERNALLY!
, state = {
// generate unique ID to use for event.namespace so can unbind only events added by 'this layout'
id: "layout"+ new Date().getTime() // code uses alias: sID
, initialized: false
, container: {} // init all keys
, north: {}
, south: {}
, east: {}
, west: {}
, center: {}
, cookie: {} // State Managment data storage
}
// INTERNAL CONFIG DATA - DO NOT CHANGE THIS!
, _c = {
allPanes: "north,south,west,east,center"
, borderPanes: "north,south,west,east"
, altSide: {
north: "south"
, south: "north"
, east: "west"
, west: "east"
}
// CSS used in multiple places
, hidden: { visibility: "hidden" }
, visible: { visibility: "visible" }
// layout element settings
, zIndex: { // set z-index values here
pane_normal: 1 // normal z-index for panes
, resizer_normal: 2 // normal z-index for resizer-bars
, iframe_mask: 2 // overlay div used to mask pane(s) during resizing
, pane_sliding: 100 // applied to *BOTH* the pane and its resizer when a pane is 'slid open'
, pane_animate: 1000 // applied to the pane when being animated - not applied to the resizer
, resizer_drag: 10000 // applied to the CLONED resizer-bar when being 'dragged'
}
, resizers: {
cssReq: {
position: "absolute"
, padding: 0
, margin: 0
, fontSize: "1px"
, textAlign: "left" // to counter-act "center" alignment!
, overflow: "hidden" // prevent toggler-button from overflowing
// SEE c.zIndex.resizer_normal
}
, cssDemo: { // DEMO CSS - applied if: options.PANE.applyDemoStyles=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
}
, cssDemo: { // DEMO CSS - applied if: options.PANE.applyDemoStyles=true
background: "#AAA"
}
}
, content: {
cssReq: {
position: "relative" /* contain floated or positioned elements */
}
, cssDemo: { // DEMO CSS - applied if: options.PANE.applyDemoStyles=true
overflow: "auto"
, padding: "10px"
}
, cssDemoPane: { // DEMO CSS - REMOVE scrolling from 'pane' when it has a content-div
overflow: "hidden"
, padding: 0
}
}
, panes: { // defaults for ALL panes - overridden by 'per-pane settings' below
cssReq: {
position: "absolute"
, margin: 0
// SEE c.zIndex.pane_normal
}
, cssDemo: { // DEMO CSS - applied if: options.PANE.applyDemoStyles=true
padding: "10px"
, background: "#FFF"
, border: "1px solid #BBB"
, overflow: "auto"
}
}
, north: {
side: "Top"
, sizeType: "Height"
, dir: "horz"
, cssReq: {
top: 0
, bottom: "auto"
, left: 0
, right: 0
, width: "auto"
// height: DYNAMIC
}
, pins: [] // array of 'pin buttons' to be auto-updated on open/close (classNames)
}
, south: {
side: "Bottom"
, sizeType: "Height"
, dir: "horz"
, cssReq: {
top: "auto"
, bottom: 0
, left: 0
, right: 0
, width: "auto"
// height: DYNAMIC
}
, pins: []
}
, east: {
side: "Right"
, sizeType: "Width"
, dir: "vert"
, cssReq: {
left: "auto"
, right: 0
, top: "auto" // DYNAMIC
, bottom: "auto" // DYNAMIC
, height: "auto"
// width: DYNAMIC
}
, pins: []
}
, west: {
side: "Left"
, sizeType: "Width"
, dir: "vert"
, cssReq: {
left: 0
, right: "auto"
, top: "auto" // DYNAMIC
, bottom: "auto" // DYNAMIC
, height: "auto"
// width: DYNAMIC
}
, pins: []
}
, center: {
dir: "center"
, cssReq: {
left: "auto" // DYNAMIC
, right: "auto" // DYNAMIC
, top: "auto" // DYNAMIC
, bottom: "auto" // DYNAMIC
, height: "auto"
, width: "auto"
}
}
}
/*
* ###########################
* INTERNAL HELPER FUNCTIONS
* ###########################
*/
/**
* Manages all internal timers
*/
, timer = {
data: {}
, set: function (s, fn, ms) { timer.clear(s); timer.data[s] = setTimeout(fn, ms); }
, clear: function (s) { var t=timer.data; if (t[s]) {clearTimeout(t[s]); delete t[s];} }
}
/**
* Returns true if passed param is EITHER a simple string OR a 'string object' - otherwise returns false
*/
, isStr = function (o) {
try { return typeof o == "string"
|| (typeof o == "object" && o.constructor.toString().match(/string/i) !== null); }
catch (e) { return false; }
}
/**
* Returns a simple string if passed EITHER a simple string OR a 'string object',
* else returns the original object
*/
, str = function (o) { // trim converts 'String object' to a simple string
return isStr(o) ? $.trim(o) : o == undefined || o == null ? "" : o;
}
/**
* min / max
*
* Aliases for Math methods to simplify coding
*/
, min = function (x,y) { return Math.min(x,y); }
, max = function (x,y) { return Math.max(x,y); }
/**
* 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 ???
*
* @see initOptions()
* @param {Object} d Data/options passed by user - may be a single level or nested levels
* @return {Object} Creates a data struture that perfectly matches 'options', ready to be imported
*/
, _transformData = function (d) {
var a, json = { cookie:{}, defaults:{fxSettings:{}}, north:{fxSettings:{}}, south:{fxSettings:{}}, east:{fxSettings:{}}, west:{fxSettings:{}}, center:{fxSettings:{}} };
d = d || {};
if (d.effects || d.cookie || d.defaults || d.north || d.south || d.west || d.east || d.center)
json = $.extend( true, 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("__");
if (!a[1] || json[a[0]]) // check for invalid keys
json[ a[1] ? a[0] : "defaults" ][ a[1] ? a[1] : a[0] ] = val;
});
return json;
}
/**
* Set an INTERNAL callback to avoid simultaneous animation
* Runs only if needed and only if all callbacks are not 'already set'
* Called by open() and close() when isLayoutBusy=true
*
* @param {string} action Either 'open' or 'close'
* @param {string} pane A valid border-pane name, eg 'west'
* @param {boolean=} param Extra param for callback (optional)
*/
, _queue = function (action, pane, param) {
var tried = [];
// if isLayoutBusy, then some pane must be 'moving'
$.each(_c.borderPanes.split(","), function (i, p) {
if (_c[p].isMoving) {
bindCallback(p); // TRY to bind a callback
return false; // BREAK
}
});
// if pane does NOT have a callback, then add one, else follow the callback chain...
function bindCallback (p) {
var c = _c[p];
if (!c.doCallback) {
c.doCallback = true;
c.callback = action +","+ pane +","+ (param ? 1 : 0);
}
else { // try to 'chain' this callback
tried.push(p);
var cbPane = c.callback.split(",")[1]; // 2nd param of callback is 'pane'
// ensure callback target NOT 'itself' and NOT 'target pane' and NOT already tried (avoid loop)
if (cbPane != pane && !$.inArray(cbPane, tried) >= 0)
bindCallback(cbPane); // RECURSE
}
}
}
/**
* RUN the INTERNAL callback for this pane - if one exists
*
* @param {string} pane A valid border-pane name, eg 'west'
*/
, _dequeue = function (pane) {
var c = _c[pane];
// RESET flow-control flags
_c.isLayoutBusy = false;
delete c.isMoving;
if (!c.doCallback || !c.callback) return;
c.doCallback = false; // RESET logic flag
// EXECUTE the callback
var
cb = c.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 (!c.doCallback) c.callback = null; // RESET - unless callback above enabled it again!
}
/**
* 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|function())} v_fn Accepts a function name, OR a comma-delimited array: [0]=function name, [1]=argument
*/
, _execCallback = function (pane, v_fn) {
if (!v_fn) return;
var fn;
try {
if (typeof v_fn == "function")
fn = v_fn;
else if (!isStr(v_fn))
return;
else if (v_fn.match(/,/)) {
// 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") {
if (pane && $Ps[pane])
// pass data: pane-name, pane-element, pane-state, pane-options, and layout-name
return fn( pane, $Ps[pane], state[pane], options[pane], options.name );
else // must be a layout/container callback - pass suitable info
return fn( Instance, state, options, options.name );
}
}
catch (ex) {}
}
/**
* cure iframe display issues in IE & other browsers
*/
, _fixIframe = function (pane) {
if ($.layout.browser.mozilla) return; // skip FireFox - it auto-refreshes iframes onShow
var $P = $Ps[pane];
// if the 'pane' is an iframe, do it
if (state[pane].tagName == "IFRAME")
$P.css(_c.hidden).css(_c.visible);
else // ditto for any iframes INSIDE the pane
$P.find('IFRAME').css(_c.hidden).css(_c.visible);
}
/**
* cssW / cssH / cssSize / cssMinDims
*
* Contains logic to check boxModel & browser, and return the correct width/height for the current browser/doctype
*
* @see initPanes(), sizeMidPanes(), initHandles(), sizeHandles()
* @param {(string|!Object)} el Can accept a 'pane' (east, west, etc) OR a DOM object OR a jQuery object
* @param {number=} outerWidth (optional) Can pass a width, allowing calculations BEFORE element is resized
* @return {number} Returns the innerWidth of el by subtracting padding and borders
*/
, cssW = function (el, outerWidth) {
var str = isStr(el)
, $E = str ? $Ps[el] : $(el)
;
if (!$E.length) return 0;
if (isNaN(outerWidth)) // not specified
outerWidth = str ? getPaneSize(el) : $E.outerWidth();
return $.layout.cssWidth($E, outerWidth);
}
/**
* @param {(string|!Object)} el Can accept a 'pane' (east, west, etc) OR a DOM object OR a jQuery object
* @param {number=} outerHeight (optional) Can pass a width, allowing calculations BEFORE element is resized
* @return {number} Returns the innerHeight el by subtracting padding and borders
*/
, cssH = function (el, outerHeight) {
var str = isStr(el)
, $E = str ? $Ps[el] : $(el)
;
if (!$E.length) return 0;
if (isNaN(outerHeight)) // not specified
outerHeight = str ? getPaneSize(el) : $E.outerHeight();
return $.layout.cssHeight($E, outerHeight);
}
/**
* @param {string} pane Can accept ONLY a 'pane' (east, west, etc)
* @param {number=} outerSize (optional) Can pass a width, allowing calculations BEFORE element is resized
* @return {number} Returns the innerHeight/Width of el by subtracting padding and borders
*/
, 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);
}
/**
* @param {string} pane Can accept ONLY a 'pane' (east, west, etc)
* @return {Object} Returns hash of minWidth & minHeight
*/
, cssMinDims = function (pane) {
// minWidth/Height means CSS width/height = 1px
var
dir = _c[pane].dir
, d = {
minWidth: 1001 - cssW(pane, 1000)
, minHeight: 1001 - cssH(pane, 1000)
}
;
if (dir == "horz") d.minSize = d.minHeight;
if (dir == "vert") d.minSize = d.minWidth;
return d;
}
// TODO: see if these methods can be made more useful...
// TODO: *maybe* return cssW/H from these so caller can use this info
/**
* @param {(string|!Object)} el
* @param {number=} outerWidth
* @param {boolean=} autoHide
*/
, setOuterWidth = function (el, outerWidth, autoHide) {
var $E = el, w;
if (isStr(el)) $E = $Ps[el]; // west
else if (!el.jquery) $E = $(el);
w = cssW($E, outerWidth);
$E.css({ width: w });
if (w > 0) {
if (autoHide && $E.data('autoHidden') && $E.innerHeight() > 0) {
$E.show().data('autoHidden', false);
if (!$.layout.browser.mozilla) // FireFox refreshes iframes - IE does not
// make hidden, then visible to 'refresh' display after animation
$E.css(_c.hidden).css(_c.visible);
}
}
else if (autoHide && !$E.data('autoHidden'))
$E.hide().data('autoHidden', true);
}
/**
* @param {(string|!Object)} el
* @param {number=} outerHeight
* @param {boolean=} autoHide
*/
, setOuterHeight = function (el, outerHeight, autoHide) {
var $E = el, h;
if (isStr(el)) $E = $Ps[el]; // west
else if (!el.jquery) $E = $(el);
h = cssH($E, outerHeight);
$E.css({ height: h, visibility: "visible" }); // may have been 'hidden' by sizeContent
if (h > 0 && $E.innerWidth() > 0) {
if (autoHide && $E.data('autoHidden')) {
$E.show().data('autoHidden', false);
if (!$.layout.browser.mozilla) // FireFox refreshes iframes - IE does not
$E.css(_c.hidden).css(_c.visible);
}
}
else if (autoHide && !$E.data('autoHidden'))
$E.hide().data('autoHidden', true);
}
/**
* @param {(string|!Object)} el
* @param {number=} outerSize
* @param {boolean=} autoHide
*/
, setOuterSize = function (el, outerSize, autoHide) {
if (_c[pane].dir=="horz") // pane = north or south
setOuterHeight(el, outerSize, autoHide);
else // pane = east or west
setOuterWidth(el, outerSize, autoHide);
}
/**
* Converts any 'size' params to a pixel/integer size, if not already
* If 'auto' or a decimal/percentage is passed as 'size', a pixel-size is calculated
*
/**
* @param {string} pane
* @param {(string|number)=} size
* @param {string=} dir
* @return {number}
*/
, _parseSize = function (pane, size, dir) {
if (!dir) dir = _c[pane].dir;
if (isStr(size) && size.match(/%/))
size = parseInt(size, 10) / 100; // convert % to decimal
if (size === 0)
return 0;
else if (size >= 1)
return parseInt(size, 10);
else if (size > 0) { // percentage, eg: .25
var o = options, avail;
if (dir=="horz") // north or south or center.minHeight
avail = sC.innerHeight - ($Ps.north ? o.north.spacing_open : 0) - ($Ps.south ? o.south.spacing_open : 0);
else if (dir=="vert") // east or west or center.minWidth
avail = sC.innerWidth - ($Ps.west ? o.west.spacing_open : 0) - ($Ps.east ? o.east.spacing_open : 0);
return Math.floor(avail * size);
}
else if (pane=="center")
return 0;
else { // size < 0 || size=='auto' || size==Missing || size==Invalid
// auto-size the pane
var
$P = $Ps[pane]
, dim = (dir == "horz" ? "height" : "width")
, vis = $.layout.showInvisibly($P) // show pane invisibly if hidden
, s = $P.css(dim); // SAVE current size
;
$P.css(dim, "auto");
size = (dim == "height") ? $P.outerHeight() : $P.outerWidth(); // MEASURE
$P.css(dim, s).css(vis); // RESET size & visibility
return size;
}
}
/**
* Calculates current 'size' (outer-width or outer-height) of a border-pane - optionally with 'pane-spacing' added
*
* @param {(string|!Object)} pane
* @param {boolean=} inclSpace
* @return {number} Returns EITHER Width for east/west panes OR Height for north/south panes - adjusted for boxModel & browser
*/
, 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;
}
/**
* Calculate min/max pane dimensions and limits for resizing
*
* @param {string} pane
* @param {boolean=} slide
*/
, setSizeLimits = function (pane, slide) {
if (!isInitialized()) return;
var
o = options[pane]
, s = state[pane]
, c = _c[pane]
, dir = c.dir
, side = c.side.toLowerCase()
, type = c.sizeType.toLowerCase()
, isSliding = (slide != undefined ? slide : s.isSliding) // only open() passes 'slide' param
, $P = $Ps[pane]
, paneSpacing = o.spacing_open
// measure the pane on the *opposite side* from this pane
, altPane = _c.altSide[pane]
, altS = state[altPane]
, $altP = $Ps[altPane]
, altPaneSize = (!$altP || altS.isVisible===false || altS.isSliding ? 0 : (dir=="horz" ? $altP.outerHeight() : $altP.outerWidth()))
, altPaneSpacing = ((!$altP || altS.isHidden ? 0 : options[altPane][ altS.isClosed !== false ? "spacing_closed" : "spacing_open" ]) || 0)
// limitSize prevents this pane from 'overlapping' opposite pane
, containerSize = (dir=="horz" ? sC.innerHeight : sC.innerWidth)
, minCenterDims = cssMinDims("center")
, minCenterSize = dir=="horz" ? max(options.center.minHeight, minCenterDims.minHeight) : max(options.center.minWidth, minCenterDims.minWidth)
// if pane is 'sliding', then ignore center and alt-pane sizes - because 'overlays' them
, limitSize = (containerSize - paneSpacing - (isSliding ? 0 : (_parseSize("center", minCenterSize, dir) + altPaneSize + altPaneSpacing)))
, minSize = s.minSize = max( _parseSize(pane, o.minSize), cssMinDims(pane).minSize )
, maxSize = s.maxSize = min( (o.maxSize ? _parseSize(pane, o.maxSize) : 100000), limitSize )
, r = s.resizerPosition = {} // used to set resizing limits
, top = sC.insetTop
, left = sC.insetLeft
, W = sC.innerWidth
, H = sC.innerHeight
, rW = o.spacing_open // subtract resizer-width to get top/left position for south/east
;
switch (pane) {
case "north": r.min = top + minSize;
r.max = top + maxSize;
break;
case "west": r.min = left + minSize;
r.max = left + maxSize;
break;
case "south": r.min = top + H - maxSize - rW;
r.max = top + H - minSize - rW;
break;
case "east": r.min = left + W - maxSize - rW;
r.max = left + W - minSize - rW;
break;
};
}
/**
* Returns data for setting the size/position of center pane. Also used to set Height for east/west panes
*
* @return JSON Returns a hash of all dimensions: top, bottom, left, right, (outer) width and (outer) height
*/
, calcNewCenterPaneDims = function () {
var d = {
top: getPaneSize("north", true) // true = include 'spacing' value for pane
, bottom: getPaneSize("south", true)
, left: getPaneSize("west", true)
, right: getPaneSize("east", true)
, width: 0
, height: 0
};
// NOTE: sC = state.container
// calc center-pane outer dimensions
d.width = sC.innerWidth - d.left - d.right; // outerWidth
d.height = sC.innerHeight - d.bottom - d.top; // outerHeight
// add the 'container border/padding' to get final positions relative to the container
d.top += sC.insetTop;
d.bottom += sC.insetBottom;
d.left += sC.insetLeft;
d.right += sC.insetRight;
return d;
}
/**
* Returns data for setting size of an element (container or a pane).
*
* @see _create(), onWindowResize() for container, plus others for pane
* @return JSON Returns a hash of all dimensions: top, bottom, left, right, outerWidth, innerHeight, etc
*/
, elDims = function ($E) { return $.layout.getElementDimensions($E); }
, elCSS = function ($E, list) { return $.layout.getElementCSS($E, list); }
/**
* @param {!Object} el
* @param {boolean=} allStates
*/
, getHoverClasses = function (el, allStates) {
var
$El = $(el)
, type = $El.data("layoutRole")
, pane = $El.data("layoutEdge")
, o = options[pane]
, root = o[type +"Class"]
, _pane = "-"+ pane // eg: "-west"
, _open = "-open"
, _closed = "-closed"
, _slide = "-sliding"
, _hover = "-hover " // NOTE the trailing space
, _state = $El.hasClass(root+_closed) ? _closed : _open
, _alt = _state == _closed ? _open : _closed
, classes = (root+_hover) + (root+_pane+_hover) + (root+_state+_hover) + (root+_pane+_state+_hover)
;
if (allStates) // when 'removing' classes, also remove alternate-state classes
classes += (root+_alt+_hover) + (root+_pane+_alt+_hover);
if (type=="resizer" && $El.hasClass(root+_slide))
classes += (root+_slide+_hover) + (root+_pane+_slide+_hover);
return $.trim(classes);
}
, addHover = function (evt, el) {
var $E = $(el || this);
if (evt && $E.data("layoutRole") == "toggler")
evt.stopPropagation(); // prevent triggering 'slide' on Resizer-bar
$E.addClass( getHoverClasses($E) );
}
, removeHover = function (evt, el) {
var $E = $(el || this);
$E.removeClass( getHoverClasses($E, true) );
}
, onResizerEnter = function (evt) {
$('body').disableSelection();
addHover(evt, this);
}
, onResizerLeave = function (evt, el) {
var
e = el || this // el is only passed when called by the timer
, pane = $(e).data("layoutEdge")
, name = pane +"ResizerLeave"
;
timer.clear(pane+"_openSlider"); // cancel slideOpen timer, if set
timer.clear(name); // cancel enableSelection timer - may re/set below
if (!el) { // 1st call - mouseleave event
removeHover(evt, this); // do this on initial call
// this method calls itself on a timer because it needs to allow
// enough time for dragging to kick-in and set the isResizing flag
// dragging has a 100ms delay set, so this delay must be higher
timer.set(name, function(){ onResizerLeave(evt, e); }, 200);
}
// if user is resizing, then dragStop will enableSelection() when done
else if (!state[pane].isResizing) // 2nd call - by timer
$('body').enableSelection();
}
/*
* ###########################
* INITIALIZATION METHODS
* ###########################
*/
/**
* Initialize the layout - called automatically whenever an instance of layout is created
*
* @see none - triggered onInit
* @return mixed true = fully initialized | false = panes not initialized (yet) | 'cancel' = abort
*/
, _create = function () {
// initialize config/options
initOptions();
var o = options;
$.layout.browser.boxModel = $.support.boxModel;
// update options with saved state, if option enabled
if (o.useStateCookie && o.cookie.autoLoad)
loadCookie(); // Update options from state-cookie
// TEMP state so isInitialized returns true during init process
state.creatingLayout = true;
// options & state have been initialized, so now run beforeLoad callback
// onload will CANCEL layout creation if it returns false
if (false === _execCallback(null, o.onload_start))
return 'cancel';
// initialize the container element
_initContainer();
// bind hotkey function - keyDown - if required
initHotkeys();
// search for and bind custom-buttons
if (o.autoBindCustomButtons) initButtons();
// bind window.onunload
$(window).bind("unload."+ sID, unload);
// if layout elements are hidden, then layout WILL NOT complete initialization!
// initLayoutElements will set initialized=true and run the onload callback IF successful
if (o.initPanes) _initLayoutElements();
delete state.creatingLayout;
return state.initialized;
}
/**
* Initialize the layout IF not already
*
* @see All methods in Instance run this test
* @return boolean true = layoutElements have been initialized | false = panes are not initialized (yet)
*/
, isInitialized = function () {
if (state.initialized || state.creatingLayout) return true; // already initialized
else return _initLayoutElements(); // try to init panes NOW
}
/**
* Initialize the layout - called automatically whenever an instance of layout is created
*
* @see _create() & isInitialized
* @return An object pointer to the instance created
*/
, _initLayoutElements = function () {
// initialize config/options
var o = options;
// CANNOT init panes inside a hidden container!
if (!$N.is(":visible"))
return false;
// a center pane is required, so make sure it exists
if (!getPane('center').length) {
if (o.showErrorMessages) alert( lang.errCenterPaneMissing );
return false;
}
// TEMP state so isInitialized returns true during init process
state.creatingLayout = true;
// update Container dims
$.extend(sC, elDims( $N ));
// initialize all layout elements
initPanes(); // size & position panes - calls initHandles() - which calls initResizable()
sizeContent(); // AFTER panes & handles have been initialized, size 'content' divs
if (o.scrollToBookmarkOnLoad) {
var l = self.location;
if (l.hash) l.replace( l.hash ); // scrollTo Bookmark
}
// bind resizeAll() for 'this layout instance' to window.resize event
if (o.resizeWithWindow && !$N.data("layoutRole")) // skip if 'nested' inside a pane
$(window).bind("resize."+ sID, windowResize);
delete state.creatingLayout;
state.initialized = true;
_execCallback(null, o.onload_end || o.onload);
return true; // elements initialized successfully
}
, windowResize = function () {
var delay = Number(options.resizeWithWindowDelay);
if (delay < 10) delay = 100; // MUST have a delay!
// resizing uses a delay-loop because the resize event fires repeatly - except in FF, but delay anyway
timer.clear("winResize"); // if already running
timer.set("winResize", function(){
timer.clear("winResize");
timer.clear("winResizeRepeater");
var dims = elDims( $N );
// only trigger resizeAll() if container has changed size
if (dims.innerWidth !== sC.innerWidth || dims.innerHeight !== sC.innerHeight)
resizeAll();
}, delay);
// ALSO set fixed-delay timer, if not already running
if (!timer.data["winResizeRepeater"]) setWindowResizeRepeater();
}
, setWindowResizeRepeater = function () {
var delay = Number(options.resizeWithWindowMaxDelay);
if (delay > 0)
timer.set("winResizeRepeater", function(){ setWindowResizeRepeater(); resizeAll(); }, delay);
}
, unload = function () {
var o = options;
state.cookie = getState(); // save state in case onunload has custom state-management
_execCallback(null, o.onunload_start);
if (o.useStateCookie && o.cookie.autoSave) saveCookie();
_execCallback(null, o.onunload_end || o.onunload);
}
/**
* Validate and initialize container CSS and events
*
* @see _create()
*/
, _initContainer = function () {
var
tag = sC.tagName = $N[0].tagName
, o = options
, fullPage= (tag == "BODY")
, props = "overflow,position,margin,padding,border"
, CSS = {}
, hid = "hidden" // used A LOT!
, isVis = $N.is(":visible")
;
// sC -> state.container
sC.selector = $N.selector.split(".slice")[0];
sC.ref = tag +"/"+ sC.selector; // used in messages
$N .data("layout", Instance)
.data("layoutContainer", sID) // unique identifier for internal use
.addClass(o.containerClass)
;
// SAVE original container CSS for use in destroy()
if (!$N.data("layoutCSS")) {
// handle props like overflow different for BODY & HTML - has 'system default' values
if (fullPage) {
CSS = $.extend( elCSS($N, props), {
height: $N.css("height")
, overflow: $N.css("overflow")
, overflowX: $N.css("overflowX")
, overflowY: $N.css("overflowY")
});
// ALSO SAVE <HTML> CSS
var $H = $("html");
$H.data("layoutCSS", {
height: "auto" // FF would return a fixed px-size!
, overflow: $H.css("overflow")
, overflowX: $H.css("overflowX")
, overflowY: $H.css("overflowY")
});
}
else // handle props normally for non-body elements
CSS = elCSS($N, props+",top,bottom,left,right,width,height,overflow,overflowX,overflowY");
$N.data("layoutCSS", CSS);
}
try { // format html/body if this is a full page layout
if (fullPage) {
$("html").css({
height: "100%"
, overflow: hid
, overflowX: hid
, overflowY: hid
});
$("body").css({
position: "relative"
, height: "100%"
, overflow: hid
, overflowX: hid
, overflowY: hid
, margin: 0
, padding: 0 // TODO: test whether body-padding could be handled?
, border: "none" // a body-border creates problems because it cannot be measured!
});
// set current layout-container dimensions
$.extend(sC, elDims( $N ));
}
else { // set required CSS for overflow and position
// ENSURE container will not 'scroll'
CSS = { overflow: hid, overflowX: hid, overflowY: hid }
var
p = $N.css("position")
, h = $N.css("height")
;
// if this is a NESTED layout, then container/outer-pane ALREADY has position and height
if (!$N.data("layoutRole")) {
if (!p || !p.match(/fixed|absolute|relative/))
CSS.position = "relative"; // container MUST have a 'position'
/*
if (!h || h=="auto")
CSS.height = "100%"; // container MUST have a 'height'
*/
}
$N.css( CSS );
// set current layout-container dimensions
if (isVis) {
$.extend(sC, elDims( $N ));
if (o.showErrorMessages && sC.innerHeight < 2)
alert( lang.errContainerHeight.replace(/CONTAINER/, sC.ref) );
}
}
} catch (ex) {}
}
/**
* Bind layout hotkeys - if options enabled
*
* @see _create() and addPane()
* @param {string=} panes The edge(s) to process, blank = all
*/
, initHotkeys = function (panes) {
if (!panes || panes == "all") panes = _c.borderPanes;
// bind keyDown to capture hotkeys, if option enabled for ANY pane
$.each(panes.split(","), function (i, pane) {
var o = options[pane];
if (o.enableCursorHotkey || o.customHotkey) {
$(document).bind("keydown."+ sID, keyDown); // only need to bind this ONCE
return false; // BREAK - binding was done
}
});
}
/**
* Build final OPTIONS data
*
* @see _create()
*/
, initOptions = function () {
// simplify logic by making sure passed 'opts' var has basic keys
opts = _transformData( opts );
// TODO: create a compatibility add-on for new UI widget that will transform old option syntax
var newOpts = {
applyDefaultStyles: "applyDemoStyles"
};
renameOpts(opts.defaults);
$.each(_c.allPanes.split(","), function (i, pane) {
renameOpts(opts[pane]);
});
// update default effects, if case user passed key
if (opts.effects) {
$.extend( effects, opts.effects );
delete opts.effects;
}
$.extend( options.cookie, opts.cookie );
// see if any 'global options' were specified
var globals = "name,containerClass,zIndex,scrollToBookmarkOnLoad,resizeWithWindow,resizeWithWindowDelay,resizeWithWindowMaxDelay,"+
"onresizeall,onresizeall_start,onresizeall_end,onload,onload_start,onload_end,onunload,onunload_start,onunload_end,"+
"autoBindCustomButtons,useStateCookie,showErrorMessages";
$.each(globals.split(","), function (i, 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 (i, key) { delete opts.defaults[key]; } // is OK if key does not exist
);
// now update options.defaults
$.extend( true, options.defaults, opts.defaults );
// merge config for 'center-pane' - border-panes handled in the loop below
_c.center = $.extend( true, {}, _c.panes, _c.center );
// update config.zIndex values if zIndex option specified
var z = options.zIndex;
if (z === 0 || z > 0) {
_c.zIndex.pane_normal = z;
_c.zIndex.resizer_normal = z+1;
_c.zIndex.iframe_mask = z+1;
}
// merge options for 'center-pane' - border-panes handled in the loop below
$.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
var optionsCenter = ("paneClass,contentSelector,applyDemoStyles,triggerEventsOnLoad,showOverflowOnHover,"
+ "onresize,onresize_start,onresize_end,resizeNestedLayout,resizeContentWhileDragging,findNestedContent,"
+ "onsizecontent,onsizecontent_start,onsizecontent_end").split(",");
$.each(optionsCenter,
function (i, key) { options.center[key] = o_Center[key]; }
);
var o, 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.panes, _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 = "ui-layout-pane";
if (!o.resizerClass) o.resizerClass = "ui-layout-resizer";
if (!o.togglerClass) o.togglerClass = "ui-layout-toggler";
// 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
;
});
});
function renameOpts (O) {
for (var key in newOpts) {
if (O[key] != undefined) {
O[newOpts[key]] = O[key];
delete O[key];
}
}
}
}
/**
* Initialize module objects, styling, size and position for all panes
*
* @see _create()
* @param {string} pane The pane to process
*/
, getPane = function (pane) {
var sel = options[pane].paneSelector
if (sel.substr(0,1)==="#") // ID selector
// NOTE: elements selected 'by ID' DO NOT have to be 'children'
return $N.find(sel).eq(0);
else { // class or other selector
var $P = $N.children(sel).eq(0);
// look for the pane nested inside a 'form' element
return $P.length ? $P : $N.children("form:first").children(sel).eq(0);
}
}
, initPanes = function () {
// NOTE: do north & south FIRST so we can measure their height - do center LAST
$.each(_c.allPanes.split(","), function (idx, pane) {
addPane( pane, true );
});
// init the pane-handles NOW in case we have to hide or close the pane below
initHandles();
// now that all panes have been initialized and initially-sized,
// make sure there is really enough space available for each pane
$.each(_c.borderPanes.split(","), function (i, pane) {
if ($Ps[pane] && state[pane].isVisible) { // pane is OPEN
setSizeLimits(pane);
makePaneFit(pane); // pane may be Closed, Hidden or Resized by makePaneFit()
}
});
// size center-pane AGAIN in case we 'closed' a border-pane in loop above
sizeMidPanes("center");
// Chrome fires callback BEFORE it completes resizing, so add a delay before handling children
setTimeout(function(){
$.each(_c.allPanes.split(","), function (i, pane) {
var o = options[pane];
if ($Ps[pane] && state[pane].isVisible) { // pane is OPEN
// trigger onResize callbacks for all panes with triggerEventsOnLoad = true
if (o.triggerEventsOnLoad)
_execCallback(pane, o.onresize_end || o.onresize);
resizeNestedLayout(pane);
}
});
}, 50 ); // 50ms delay is enough
if (options.showErrorMessages && $N.innerHeight() < 2)
alert( lang.errContainerHeight.replace(/CONTAINER/, sC.ref) );
}
/**
* Remove a pane from the layout - subroutine of destroy()
*
* @see initPanes()
* @param {string} pane The pane to process
*/
, addPane = function (pane, force) {
if (!force && !isInitialized()) return;
var
o = options[pane]
, s = state[pane]
, c = _c[pane]
, fx = s.fx
, dir = c.dir
, spacing = o.spacing_open || 0
, isCenter = (pane == "center")
, CSS = {}
, $P = $Ps[pane]
, size, minSize, maxSize
;
// if pane-pointer already exists, remove the old one first
if ($P)
removePane( pane );
else
$Cs[pane] = false; // init
$P = $Ps[pane] = getPane(pane);
if (!$P.length) {
$Ps[pane] = false; // logic
return;
}
// SAVE original Pane CSS
if (!$P.data("layoutCSS")) {
var props = "position,top,left,bottom,right,width,height,overflow,zIndex,display,backgroundColor,padding,margin,border";
$P.data("layoutCSS", elCSS($P, props));
}
// add basic classes & attributes
$P
.data("parentLayout", Instance)
.data("layoutRole", "pane")
.data("layoutEdge", pane)
.css(c.cssReq).css("zIndex", _c.zIndex.pane_normal)
.css(o.applyDemoStyles ? c.cssDemo : {}) // demo styles
.addClass( o.paneClass +" "+ o.paneClass+"-"+pane ) // default = "ui-layout-pane ui-layout-pane-west" - may be a dupe of 'paneSelector'
.bind("mouseenter."+ sID, addHover )
.bind("mouseleave."+ sID, removeHover )
;
// see if this pane has a 'scrolling-content element'
initContent(pane, false); // false = do NOT sizeContent() - called later
if (!isCenter) {
// call _parseSize AFTER applying pane classes & styles - but before making visible (if hidden)
// if o.size is auto or not valid, then MEASURE the pane and use that as its 'size'
size = s.size = _parseSize(pane, o.size);
minSize = _parseSize(pane,o.minSize) || 1;
maxSize = _parseSize(pane,o.maxSize) || 100000;
if (size > 0) size = max(min(size, maxSize), minSize);
// state for border-panes
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!
}
// state common to ALL panes
s.tagName = $P[0].tagName;
s.edge = pane // useful if pane is (or about to be) 'swapped' - easy find out where it is (or is going)
s.noRoom = false; // true = pane 'automatically' hidden due to insufficient room - will unhide automatically
s.isVisible = true; // false = pane is invisible - closed OR hidden - simplify logic
// set css-position to account for container borders & padding
switch (pane) {
case "north": CSS.top = sC.insetTop;
CSS.left = sC.insetLeft;
CSS.right = sC.insetRight;
break;
case "south": CSS.bottom = sC.insetBottom;
CSS.left = sC.insetLeft;
CSS.right = sC.insetRight;
break;
case "west": CSS.left = sC.insetLeft; // top, bottom & height set by sizeMidPanes()
break;
case "east": CSS.right = sC.insetRight; // ditto
break;
case "center": // top, left, width & height set by sizeMidPanes()
}
if (dir == "horz") // north or south pane
CSS.height = max(1, cssH(pane, size));
else if (dir == "vert") // east or west pane
CSS.width = max(1, cssW(pane, size));
//else if (isCenter) {}
$P.css(CSS); // apply size -- top, bottom & height will be set by sizeMidPanes
if (dir != "horz") sizeMidPanes(pane, true); // true = skipCallback
// close or hide the pane if specified in settings
if (o.initClosed && o.closable && !o.initHidden)
close(pane, true, true); // true, true = force, noAnimation
else if (o.initHidden || o.initClosed)
hide(pane); // will be completely invisible - no resizer or spacing
else if (!s.noRoom)
// make the pane visible - in case was initially hidden
$P.css("display","block");
// ELSE setAsOpen() - called later by initHandles()
// RESET visibility now - pane will appear IF display:block
$P.css("visibility","visible");
// check option for auto-handling of pop-ups & drop-downs
if (o.showOverflowOnHover)
$P.hover( allowOverflow, resetOverflow );
// if adding a pane AFTER initialization, then...
if (state.initialized) {
initHandles( pane );
initHotkeys( pane );
resizeAll(); // will sizeContent if pane is visible
if (s.isVisible) { // pane is OPEN
if (o.triggerEventsOnLoad)
_execCallback(pane, o.onresize_end || o.onresize);
resizeNestedLayout(pane);
}
}
}
/**
* Initialize module objects, styling, size and position for all resize bars and toggler buttons
*
* @see _create()
* @param {string=} panes The edge(s) to process, blank = all
*/
, initHandles = function (panes) {
if (!panes || panes == "all") panes = _c.borderPanes;
// create toggler DIVs for each pane, and set object pointers for them, eg: $R.north = north toggler DIV
$.each(panes.split(","), function (i, pane) {
var $P = $Ps[pane];
$Rs[pane] = false; // INIT
$Ts[pane] = false;
if (!$P) return; // pane does not exist - skip
var
o = options[pane]
, s = state[pane]
, c = _c[pane]
, rClass = o.resizerClass
, tClass = o.togglerClass
, side = c.side.toLowerCase()
, spacing = (s.isVisible ? o.spacing_open : o.spacing_closed)
, _pane = "-"+ pane // used for classNames
, _state = (s.isVisible ? "-open" : "-closed") // used for classNames
// INIT RESIZER BAR
, $R = $Rs[pane] = $("<div></div>")
// INIT TOGGLER BUTTON
, $T = (o.closable ? $Ts[pane] = $("<div></div>") : false)
;
//if (s.isVisible && o.resizable) ... handled by initResizable
if (!s.isVisible && o.slidable)
$R.attr("title", o.sliderTip).css("cursor", o.sliderCursor);
$R
// if paneSelector is an ID, then create a matching ID for the resizer, eg: "#paneLeft" => "paneLeft-resizer"
.attr("id", (o.paneSelector.substr(0,1)=="#" ? o.paneSelector.substr(1) + "-resizer" : ""))
.data("parentLayout", Instance)
.data("layoutRole", "resizer")
.data("layoutEdge", pane)
.css(_c.resizers.cssReq).css("zIndex", _c.zIndex.resizer_normal)
.css(o.applyDemoStyles ? _c.resizers.cssDemo : {}) // add demo styles
.addClass(rClass +" "+ rClass+_pane)
.appendTo($N) // append DIV to container
;
if ($T) {
$T
// if paneSelector is an ID, then create a matching ID for the resizer, eg: "#paneLeft" => "#paneLeft-toggler"
.attr("id", (o.paneSelector.substr(0,1)=="#" ? o.paneSelector.substr(1) + "-toggler" : ""))
.data("parentLayout", Instance)
.data("layoutRole", "toggler")
.data("layoutEdge", pane)
.css(_c.togglers.cssReq) // add base/required styles
.css(o.applyDemoStyles ? _c.togglers.cssDemo : {}) // add demo styles
.addClass(tClass +" "+ tClass+_pane)
.appendTo($R) // append SPAN to resizer DIV
;
// ADD INNER-SPANS TO TOGGLER
if (o.togglerContent_open) // ui-layout-open
$("<span>"+ o.togglerContent_open +"</span>")
.data("layoutRole", "togglerContent")
.data("layoutEdge", pane)
.addClass("content content-open")
.css("display","none")
.appendTo( $T )
//.hover( addHover, removeHover ) // use ui-layout-toggler-west-hover .content-open instead!
;
if (o.togglerContent_closed) // ui-layout-closed
$("<span>"+ o.togglerContent_closed +"</span>")
.data("layoutRole", "togglerContent")
.data("layoutEdge", pane)
.addClass("content content-closed")
.css("display","none")
.appendTo( $T )
//.hover( addHover, removeHover ) // use ui-layout-toggler-west-hover .content-closed instead!
;
// ADD TOGGLER.click/.hover
enableClosable(pane);
}
// add Draggable events
initResizable(pane);
// ADD CLASSNAMES & SLIDE-BINDINGS - eg: class="resizer resizer-west resizer-open"
if (s.isVisible)
setAsOpen(pane); // onOpen will be called, but NOT onResize
else {
setAsClosed(pane); // onClose will be called
bindStartSlidingEvent(pane, true); // will enable events IF option is set
}
});
// SET ALL HANDLE DIMENSIONS
sizeHandles("all");
}
/**
* Initialize scrolling ui-layout-content div - if exists
*
* @see initPane() - or externally after an Ajax injection
* @param {string} pane The pane to process
* @param {boolean=} resize Size content after init, default = true
*/
, initContent = function (pane, resize) {
if (!isInitialized()) return;
var
o = options[pane]
, sel = o.contentSelector
, $P = $Ps[pane]
, $C
;
if (sel) $C = $Cs[pane] = (o.findNestedContent)
? $P.find(sel).eq(0) // match 1-element only
: $P.children(sel).eq(0)
;
if ($C && $C.length) {
// SAVE original Pane CSS
if (!$C.data("layoutCSS"))
$C.data("layoutCSS", elCSS($C, "height"));
$C.css( _c.content.cssReq );
if (o.applyDemoStyles) {
$C.css( _c.content.cssDemo ); // add padding & overflow: auto to content-div
$P.css( _c.content.cssDemoPane ); // REMOVE padding/scrolling from pane
}
state[pane].content = {}; // init content state
if (resize !== false) sizeContent(pane);
// sizeContent() is called AFTER init of all elements
}
else
$Cs[pane] = false;
}
/**
* Searches for .ui-layout-button-xxx elements and auto-binds them as layout-buttons
*
* @see _create()
*/
, initButtons = function () {
var pre = "ui-layout-button-", name;
$.each("toggle,open,close,pin,toggle-slide,open-slide".split(","), function (i, action) {
$.each(_c.borderPanes.split(","), function (ii, pane) {
$("."+pre+action+"-"+pane).each(function(){
// if button was previously 'bound', data.layoutName was set, but is blank if layout has no 'name'
name = $(this).data("layoutName") || $(this).attr("layoutName");
if (name == undefined || name == options.name)
bindButton(this, action, pane);
});
});
});
}
/**
* Add resize-bars to all panes that specify it in options
* -dependancy: $.fn.resizable - will skip if not found
*
* @see _create()
* @param {string=} panes The edge(s) to process, blank = all
*/
, initResizable = function (panes) {
var
draggingAvailable = (typeof $.fn.draggable == "function")
, $Frames, side // set in start()
;
if (!panes || panes == "all") panes = _c.borderPanes;
$.each(panes.split(","), function (idx, pane) {
var
o = options[pane]
, s = state[pane]
, c = _c[pane]
, side = (c.dir=="horz" ? "top" : "left")
, r, live // set in start because may change
;
if (!draggingAvailable || !$Ps[pane] || !o.resizable) {
o.resizable = false;
return true; // skip to next
}
var
$P = $Ps[pane]
, $R = $Rs[pane]
, base = o.resizerClass
// 'drag' classes are applied to the ORIGINAL resizer-bar while dragging is in process
, resizerClass = base+"-drag" // resizer-drag
, resizerPaneClass = base+"-"+pane+"-drag" // resizer-north-drag
// 'helper' class is applied to the CLONED resizer-bar while it is being dragged
, helperClass = base+"-dragging" // resizer-dragging
, helperPaneClass = base+"-"+pane+"-dragging" // resizer-north-dragging
, helperLimitClass = base+"-dragging-limit" // resizer-drag
, helperPaneLimitClass = base+"-"+pane+"-dragging-limit" // resizer-north-drag
, helperClassesSet = false // logic var
;
if (!s.isClosed)
$R
.attr("title", o.resizerTip)
.css("cursor", o.resizerCursor) // n-resize, s-resize, etc
;
$R.bind("mouseenter."+ sID, onResizerEnter)
.bind("mouseleave."+ sID, onResizerLeave);
$R.draggable({
containment: $N[0] // limit resizing to layout container
, axis: (c.dir=="horz" ? "y" : "x") // limit resizing to horz or vert axis
, delay: 0
, distance: 1
// basic format for helper - style it using class: .ui-draggable-dragging
, helper: "clone"
, opacity: o.resizerDragOpacity
, addClasses: false // avoid ui-state-disabled class when disabled
//, iframeFix: o.draggableIframeFix // TODO: consider using when bug is fixed
, zIndex: _c.zIndex.resizer_drag
, start: function (e, ui) {
// REFRESH options & state pointers in case we used swapPanes
o = options[pane];
s = state[pane];
// re-read options
live = o.resizeWhileDragging;
// ondrag_start callback - will CANCEL hide if returns false
// TODO: dragging CANNOT be cancelled like this, so see if there is a way?
if (false === _execCallback(pane, o.ondrag_start)) return false;
_c.isLayoutBusy = true; // used by sizePane() logic during a liveResize
s.isResizing = true; // prevent pane from closing while resizing
timer.clear(pane+"_closeSlider"); // just in case already triggered
// SET RESIZER LIMITS - used in drag()
setSizeLimits(pane); // update pane/resizer state
r = s.resizerPosition;
$R.addClass( resizerClass +" "+ resizerPaneClass ); // add drag classes
helperClassesSet = false; // reset logic var - see drag()
// MASK PANES WITH IFRAMES OR OTHER TROUBLESOME ELEMENTS
$Frames = $(o.maskIframesOnResize === true ? "iframe" : o.maskIframesOnResize).filter(":visible");
var id, i=0; // ID incrementer - used when 'resizing' masks during dynamic resizing
$Frames.each(function() {
id = "ui-layout-mask-"+ (++i);
$(this).data("layoutMaskID", id); // tag iframe with corresponding maskID
$('<div id="'+ id +'" class="ui-layout-mask ui-layout-mask-'+ pane +'"/>')
.css({
background: "#fff"
, opacity: "0.001"
, zIndex: _c.zIndex.iframe_mask
, position: "absolute"
, width: this.offsetWidth+"px"
, height: this.offsetHeight+"px"
})
.css($(this).position()) // top & left -- changed from offset()
.appendTo(this.parentNode) // put mask-div INSIDE pane to avoid zIndex issues
;
});
// DISABLE TEXT SELECTION (probably already done by resizer.mouseOver)
$('body').disableSelection();
}
, drag: function (e, ui) {
if (!helperClassesSet) { // can only add classes after clone has been added to the DOM
//$(".ui-draggable-dragging")
ui.helper
.addClass( helperClass +" "+ helperPaneClass ) // add helper classes
.css({ right: "auto", bottom: "auto" }) // fix dir="rtl" issue
.children().css("visibility","hidden") // hide toggler inside dragged resizer-bar
;
helperClassesSet = 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.pane_sliding);
}
// CONTAIN RESIZER-BAR TO RESIZING LIMITS
var limit = 0;
if (ui.position[side] < r.min) {
ui.position[side] = r.min;
limit = -1;
}
else if (ui.position[side] > r.max) {
ui.position[side] = r.max;
limit = 1;
}
// ADD/REMOVE dragging-limit CLASS
if (limit) {
ui.helper.addClass( helperLimitClass +" "+ helperPaneLimitClass ); // at dragging-limit
window.defaultStatus = "Panel has reached its " +
((limit>0 && pane.match(/north|west/)) || (limit<0 && pane.match(/south|east/)) ? "maximum" : "minimum") +" size";
}
else {
ui.helper.removeClass( helperLimitClass +" "+ helperPaneLimitClass ); // not at dragging-limit
window.defaultStatus = "";
}
// DYNAMICALLY RESIZE PANES IF OPTION ENABLED
if (live) resizePanes(e, ui, pane);
}
, stop: function (e, ui) {
$('body').enableSelection(); // RE-ENABLE TEXT SELECTION
window.defaultStatus = ""; // clear 'resizing limit' message from statusbar
$R.removeClass( resizerClass +" "+ resizerPaneClass ); // remove drag classes from Resizer
s.isResizing = false;
_c.isLayoutBusy = false; // set BEFORE resizePanes so other logic can pick it up
resizePanes(e, ui, pane, true); // true = resizingDone
}
});
/**
* resizePanes
*
* Sub-routine called from stop() and optionally drag()
*
* @param {!Object} evt
* @param {!Object} ui
* @param {string} pane
* @param {boolean=} resizingDone
*/
var resizePanes = function (evt, ui, pane, resizingDone) {
var
dragPos = ui.position
, c = _c[pane]
, resizerPos, newSize
, i = 0 // ID incrementer
;
switch (pane) {
case "north": resizerPos = dragPos.top; break;
case "west": resizerPos = dragPos.left; break;
case "south": resizerPos = sC.offsetHeight - dragPos.top - o.spacing_open; break;
case "east": resizerPos = sC.offsetWidth - dragPos.left - o.spacing_open; break;
};
if (resizingDone) {
// Remove OR Resize MASK(S) created in drag.start
$("div.ui-layout-mask").each(function() { this.parentNode.removeChild(this); });
//$("div.ui-layout-mask").remove(); // TODO: Is this less efficient?
// ondrag_start callback - will CANCEL hide if returns false
if (false === _execCallback(pane, o.ondrag_end || o.ondrag)) return false;
}
else
$Frames.each(function() {
$("#"+ $(this).data("layoutMaskID")) // get corresponding mask by ID
.css($(this).position()) // update top & left
.css({ // update width & height
width: this.offsetWidth +"px"
, height: this.offsetHeight+"px"
})
;
});
// remove container margin from resizer position to get the pane size
newSize = resizerPos - sC["inset"+ c.side];
manualSizePane(pane, newSize);
}
});
}
/**
* Destroy this layout and reset all elements
*/
, destroy = function () {
// UNBIND layout events and remove global object
$(window).unbind("."+ sID);
$(document).unbind("."+ sID);
// loop all panes to remove layout classes, attributes and bindings
$.each(_c.allPanes.split(","), function (i, pane) {
removePane( pane, false, true ); // true = skipResize
});
// reset layout-container
$N .removeData("layout")
.removeData("layoutContainer")
.removeClass(options.containerClass)
;
// do NOT reset container CSS if is a 'pane' in an outer-layout - ie, THIS layout is 'nested'
if (!$N.data("layoutEdge") && $N.data("layoutCSS")) // RESET CSS
$N.css( $N.data("layoutCSS") ).removeData("layoutCSS");
// for full-page layouts, also reset the <HTML> CSS
if (sC.tagName == "BODY" && ($N = $("html")).data("layoutCSS")) // RESET <HTML> CSS
$N.css( $N.data("layoutCSS") ).removeData("layoutCSS");
// trigger state-management and onunload callback
unload();
}
/**
* Remove a pane from the layout - subroutine of destroy()
*
* @see destroy()
* @param {string} pane The pane to process
* @param {boolean=} remove Remove the DOM element? default = false
* @param {boolean=} skipResize Skip calling resizeAll()? default = false
*/
, removePane = function (pane, remove, skipResize) {
if (!isInitialized()) return;
if (!$Ps[pane]) return; // NO SUCH PANE
var
$P = $Ps[pane]
, $C = $Cs[pane]
, $R = $Rs[pane]
, $T = $Ts[pane]
// create list of ALL pane-classes that need to be removed
, _open = "-open"
, _sliding= "-sliding"
, _closed = "-closed"
, root = options[pane].paneClass // default="ui-layout-pane"
, pRoot = root +"-"+ pane // eg: "ui-layout-pane-west"
, classes = [ root, root+_open, root+_closed, root+_sliding, // generic classes
pRoot, pRoot+_open, pRoot+_closed, pRoot+_sliding ] // pane-specific classes
;
$.merge(classes, getHoverClasses($P, true)); // ADD hover-classes
if (!$P || !$P.length) {
} // pane has already been deleted!
else if (remove && !$P.data("layoutContainer") && (!$C || !$C.length || !$C.data("layoutContainer")))
$P.remove();
else {
$P .removeClass( classes.join(" ") ) // remove ALL pane-classes
.removeData("layoutParent")
.removeData("layoutRole")
.removeData("layoutEdge")
.removeData("autoHidden") // in case set
.unbind("."+ sID) // remove ALL Layout events
// TODO: remove these extra unbind commands when jQuery is fixed
//.unbind("mouseenter"+ sID)
//.unbind("mouseleave"+ sID)
;
// do NOT reset CSS if this pane is STILL the container of a nested layout!
// the nested layout will reset its 'container' when/if it is destroyed
if (!$P.data("layoutContainer"))
$P.css( $P.data("layoutCSS") ).removeData("layoutCSS");
// DITTO for the Content elem
if ($C && $C.length && !$C.data("layoutContainer"))
$C.css( $C.data("layoutCSS") ).removeData("layoutCSS");
}
// REMOVE pane resizer and toggler elements
if ($T && $T.length) $T.remove();
if ($R && $R.length) $R.remove();
// CLEAR all pointers and data
$Ps[pane] = $Cs[pane] = $Rs[pane] = $Ts[pane] = false;
// skip resize & state-clear when called from destroy()
if (!skipResize) {
resizeAll();
state[pane] = {};
}
}
/*
* ###########################
* ACTION METHODS
* ###########################
*/
/**
* 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
* @param {boolean=} noAnimation
*/
, hide = function (pane, noAnimation) {
if (!isInitialized()) return;
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 (state.initialized && false === _execCallback(pane, o.onhide_start)) return;
s.isSliding = false; // just in case
// now hide the elements
if ($R) $R.hide(); // hide resizer-bar
if (!state.initialized || s.isClosed) {
s.isClosed = true; // to trigger open-animation on show()
s.isHidden = true;
s.isVisible = false;
$P.hide(); // no animation when loading page
sizeMidPanes(_c[pane].dir == "horz" ? "all" : "center");
if (state.initialized || o.triggerEventsOnLoad)
_execCallback(pane, o.onhide_end || o.onhide);
}
else {
s.isHiding = true; // used by onclose
close(pane, false, noAnimation); // adjust all panes to fit
}
}
/**
* Show a hidden pane - show as 'closed' by default unless openPane = true
*
* @param {string} pane The pane being opened, ie: north, south, east, or west
* @param {boolean=} openPane
* @param {boolean=} noAnimation
* @param {boolean=} noAlert
*/
, show = function (pane, openPane, noAnimation, noAlert) {
if (!isInitialized()) return;
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
// onshow_start callback - will CANCEL show if returns false
if (false === _execCallback(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) $R.show(); - will be shown by open/close
if (openPane === false)
close(pane, true); // true = force
else
open(pane, false, noAnimation, noAlert); // adjust all panes to fit
}
/**
* Toggles a pane open/closed by calling either open or close
*
* @param {string} pane The pane being toggled, ie: north, south, east, or west
* @param {boolean=} slide
*/
, toggle = function (pane, slide) {
if (!isInitialized()) return;
if (!isStr(pane)) {
pane.stopImmediatePropagation(); // pane = event
pane = $(this).data("layoutEdge"); // bound to $R.dblclick
}
var s = state[str(pane)];
if (s.isHidden)
show(pane); // will call 'open' after unhiding it
else if (s.isClosed)
open(pane, !!slide);
else
close(pane);
}
/**
* Utility method used during init or other auto-processes
*
* @param {string} pane The pane being closed
* @param {boolean=} setHandles
*/
, _closePane = function (pane, setHandles) {
var
$P = $Ps[pane]
, s = state[pane]
;
$P.hide();
s.isClosed = true;
s.isVisible = false;
// UNUSED: if (setHandles) setAsClosed(pane, true); // true = force
}
/**
* 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
* @param {boolean=} force
* @param {boolean=} noAnimation
* @param {boolean=} skipCallback
*/
, close = function (pane, force, noAnimation, skipCallback) {
if (!state.initialized && $Ps[pane]) {
_closePane(pane); // INIT pane as closed
return;
}
if (!isInitialized()) return;
var
$P = $Ps[pane]
, $R = $Rs[pane]
, $T = $Ts[pane]
, o = options[pane]
, s = state[pane]
, doFX = !noAnimation && !s.isClosed && (o.fxName_close != "none")
// transfer logic vars to temp vars
, isShowing = s.isShowing
, isHiding = s.isHiding
, wasSliding = s.isSliding
;
// now clear the logic vars
delete s.isShowing;
delete s.isHiding;
if (!$P || (!o.closable && !isShowing && !isHiding)) return; // invalid request // (!o.resizable && !o.closable) ???
else if (!force && s.isClosed && !isShowing) return; // already closed
if (_c.isLayoutBusy) { // layout is 'busy' - probably with an animation
_queue("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 === _execCallback(pane, o.onclose_start)) return;
// SET flow-control flags
_c[pane].isMoving = true;
_c.isLayoutBusy = true;
s.isClosed = true;
s.isVisible = false;
// update isHidden BEFORE sizing panes
if (isHiding) s.isHidden = true;
else if (isShowing) s.isHidden = false;
if (s.isSliding) // pane is being closed, so UNBIND trigger events
bindStopSlidingEvents(pane, false); // will set isSliding=false
else // resize panes adjacent to this one
sizeMidPanes(_c[pane].dir == "horz" ? "all" : "center", false); // false = NOT skipCallback
// if this pane has a resizer bar, move it NOW - before animation
setAsClosed(pane);
// CLOSE THE PANE
if (doFX) { // animate the close
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
close_2();
});
}
else { // hide the pane without animation
$P.hide();
close_2();
};
// SUBROUTINE
function close_2 () {
if (s.isClosed) { // make sure pane was not 'reopened' before animation finished!
bindStartSlidingEvent(pane, true); // will enable if o.slidable = true
// if opposite-pane was autoClosed, see if it can be autoOpened now
var altPane = _c.altSide[pane];
if (state[ altPane ].noRoom) {
setSizeLimits( altPane );
makePaneFit( altPane );
}
if (!skipCallback && (state.initialized || o.triggerEventsOnLoad)) {
// onclose callback - UNLESS just 'showing' a hidden pane as 'closed'
if (!isShowing) _execCallback(pane, o.onclose_end || o.onclose);
// onhide OR onshow callback
if (isShowing) _execCallback(pane, o.onshow_end || o.onshow);
if (isHiding) _execCallback(pane, o.onhide_end || o.onhide);
}
}
// execute internal flow-control callback
_dequeue(pane);
}
}
/**
* @param {string} pane The pane just closed, ie: north, south, east, or west
*/
, setAsClosed = function (pane) {
var
$P = $Ps[pane]
, $R = $Rs[pane]
, $T = $Ts[pane]
, o = options[pane]
, s = state[pane]
, side = _c[pane].side.toLowerCase()
, inset = "inset"+ _c[pane].side
, rClass = o.resizerClass
, tClass = o.togglerClass
, _pane = "-"+ pane // used for classNames
, _open = "-open"
, _sliding= "-sliding"
, _closed = "-closed"
;
$R
.css(side, sC[inset]) // move the resizer
.removeClass( rClass+_open +" "+ rClass+_pane+_open )
.removeClass( rClass+_sliding +" "+ rClass+_pane+_sliding )
.addClass( rClass+_closed +" "+ rClass+_pane+_closed )
.unbind("dblclick."+ sID)
;
// DISABLE 'resizing' when closed - do this BEFORE bindStartSlidingEvent?
if (o.resizable && typeof $.fn.draggable == "function")
$R
.draggable("disable")
.removeClass("ui-state-disabled") // do NOT apply disabled styling - not suitable here
.css("cursor", "default")
.attr("title","")
;
// if pane has a toggler button, adjust that too
if ($T) {
$T
.removeClass( tClass+_open +" "+ tClass+_pane+_open )
.addClass( tClass+_closed +" "+ tClass+_pane+_closed )
.attr("title", o.togglerTip_closed) // may be blank
;
// toggler-content - if exists
$T.children(".content-open").hide();
$T.children(".content-closed").css("display","block");
}
// sync any 'pin buttons'
syncPinBtns(pane, false);
if (state.initialized) {
// resize 'length' and position togglers for adjacent panes
sizeHandles("all");
}
}
/**
* 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
* @param {boolean=} slide
* @param {boolean=} noAnimation
* @param {boolean=} noAlert
*/
, open = function (pane, slide, noAnimation, noAlert) {
if (!isInitialized()) return;
var
$P = $Ps[pane]
, $R = $Rs[pane]
, $T = $Ts[pane]
, o = options[pane]
, s = state[pane]
, doFX = !noAnimation && s.isClosed && (o.fxName_open != "none")
// transfer logic var to temp var
, isShowing = s.isShowing
;
// now clear the logic var
delete s.isShowing;
if (!$P || (!o.resizable && !o.closable && !isShowing)) return; // invalid request
else if (s.isVisible && !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
_queue("open", pane, slide); // set a callback for this action, if possible
return; // ABORT
}
setSizeLimits(pane, slide); // update pane-state
// onopen_start callback - will CANCEL hide if returns false
if (false === _execCallback(pane, o.onopen_start)) return;
// make sure there is enough space available to open the pane
setSizeLimits(pane, slide); // update pane-state
if (s.minSize > s.maxSize) { // INSUFFICIENT ROOM FOR PANE TO OPEN!
syncPinBtns(pane, false); // make sure pin-buttons are reset
if (!noAlert && o.noRoomToOpenTip)
alert(o.noRoomToOpenTip);
return; // ABORT
}
// SET flow-control flags
_c[pane].isMoving = true;
_c.isLayoutBusy = true;
if (slide) // START Sliding - will set isSliding=true
bindStopSlidingEvents(pane, true); // BIND trigger events to close sliding-pane
else if (s.isSliding) // PIN PANE (stop sliding) - open pane 'normally' instead
bindStopSlidingEvents(pane, false); // UNBIND trigger events - will set isSliding=false
else if (o.slidable)
bindStartSlidingEvent(pane, false); // UNBIND trigger events
s.noRoom = false; // will be reset by makePaneFit if 'noRoom'
makePaneFit(pane);
s.isVisible = true;
s.isClosed = false;
// update isHidden BEFORE sizing panes - WHY??? Old?
if (isShowing) s.isHidden = false;
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
open_2(); // continue
});
}
else {// no animation
$P.show(); // just show pane and...
open_2(); // continue
};
// SUBROUTINE
function open_2 () {
if (s.isVisible) { // make sure pane was not closed or hidden before animation finished!
// cure iframe display issues
_fixIframe(pane);
// 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", false); // false = NOT skipCallback
// set classes, position handles and execute callbacks...
setAsOpen(pane);
}
// internal flow-control callback
_dequeue(pane);
};
}
/**
* @param {string} pane The pane just opened, ie: north, south, east, or west
* @param {boolean=} skipCallback
*/
, setAsOpen = function (pane, skipCallback) {
var
$P = $Ps[pane]
, $R = $Rs[pane]
, $T = $Ts[pane]
, o = options[pane]
, s = state[pane]
, side = _c[pane].side.toLowerCase()
, inset = "inset"+ _c[pane].side
, rClass = o.resizerClass
, tClass = o.togglerClass
, _pane = "-"+ pane // used for classNames
, _open = "-open"
, _closed = "-closed"
, _sliding= "-sliding"
;
$R
.css(side, sC[inset] + getPaneSize(pane)) // move the resizer
.removeClass( rClass+_closed +" "+ rClass+_pane+_closed )
.addClass( rClass+_open +" "+ rClass+_pane+_open )
;
if (s.isSliding)
$R.addClass( rClass+_sliding +" "+ rClass+_pane+_sliding )
else // in case 'was sliding'
$R.removeClass( rClass+_sliding +" "+ rClass+_pane+_sliding )
if (o.resizerDblClickToggle)
$R.bind("dblclick", toggle );
removeHover( 0, $R ); // remove hover classes
if (o.resizable && typeof $.fn.draggable == "function")
$R
.draggable("enable")
.css("cursor", o.resizerCursor)
.attr("title", o.resizerTip)
;
else if (!s.isSliding)
$R.css("cursor", "default"); // n-resize, s-resize, etc
// if pane also has a toggler button, adjust that too
if ($T) {
$T
.removeClass( tClass+_closed +" "+ tClass+_pane+_closed )
.addClass( tClass+_open +" "+ tClass+_pane+_open )
.attr("title", o.togglerTip_open) // may be blank
;
removeHover( 0, $T ); // remove hover classes
// toggler-content - if exists
$T.children(".content-closed").hide();
$T.children(".content-open").css("display","block");
}
// sync any 'pin buttons'
syncPinBtns(pane, !s.isSliding);
// update pane-state dimensions - BEFORE resizing content
$.extend(s, elDims($P));
if (state.initialized) {
// resize resizer & toggler sizes for all panes
sizeHandles("all");
// resize content every time pane opens - to be sure
sizeContent(pane, true); // true = remeasure headers/footers, even if 'isLayoutBusy'
}
if (!skipCallback && (state.initialized || o.triggerEventsOnLoad) && $P.is(":visible")) {
// onopen callback
_execCallback(pane, o.onopen_end || o.onopen);
// onshow callback - TODO: should this be here?
if (s.isShowing) _execCallback(pane, o.onshow_end || o.onshow);
// ALSO call onresize because layout-size *may* have changed while pane was closed
if (state.initialized) {
_execCallback(pane, o.onresize_end || o.onresize);
resizeNestedLayout(pane);
}
}
}
/**
* slideOpen / slideClose / slideToggle
*
* Pass-though methods for sliding
*/
, slideOpen = function (evt_or_pane) {
if (!isInitialized()) return;
var
evt = isStr(evt_or_pane) ? null : evt_or_pane
, pane = evt ? $(this).data("layoutEdge") : evt_or_pane
, s = state[pane]
, delay = options[pane].slideDelay_open
;
// prevent event from triggering on NEW resizer binding created below
if (evt) evt.stopImmediatePropagation();
if (s.isClosed && evt && evt.type == "mouseenter" && delay > 0)
// trigger = mouseenter - use a delay
timer.set(pane+"_openSlider", open_NOW, delay);
else
open_NOW(); // will unbind events if is already open
/**
* SUBROUTINE for timed open
*/
function open_NOW (evt) {
if (!s.isClosed) // skip if no longer closed!
bindStopSlidingEvents(pane, true); // BIND trigger events to close sliding-pane
else if (!_c[pane].isMoving)
open(pane, true); // true = slide - open() will handle binding
};
}
, slideClose = function (evt_or_pane) {
if (!isInitialized()) return;
var
evt = isStr(evt_or_pane) ? null : evt_or_pane
, pane = evt ? $(this).data("layoutEdge") : evt_or_pane
, o = options[pane]
, s = state[pane]
, delay = _c[pane].isMoving ? 1000 : 300 // MINIMUM delay - option may override
;
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 if (o.preventQuickSlideClose && _c.isLayoutBusy)
return; // handle Chrome quick-close on slide-open
else if (o.preventPrematureSlideClose && evt && $.layout.isMouseOverElem(evt, $Ps[pane]))
return; // handle incorrect mouseleave trigger, like when over a SELECT-list in IE
else if (evt) // trigger = mouseleave - use a delay
// 1 sec delay if 'opening', else .3 sec
timer.set(pane+"_closeSlider", close_NOW, max(o.slideDelay_close, delay));
else // called programically
close_NOW();
/**
* SUBROUTINE for timed close
*/
function close_NOW () {
if (s.isClosed) // skip 'close' if already closed!
bindStopSlidingEvents(pane, false); // UNBIND trigger events - TODO: is this needed here?
else if (!_c[pane].isMoving)
close(pane); // close will handle unbinding
};
}
, slideToggle = function (pane) { toggle(pane, true); }
/**
* 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
*/
, lockPaneForFX = function (pane, doLock) {
var $P = $Ps[pane];
if (doLock) {
$P.css({ zIndex: _c.zIndex.pane_animate }); // overlay all elements during animation
if (pane=="south")
$P.css({ top: sC.insetTop + sC.innerHeight - $P.outerHeight() });
else if (pane=="east")
$P.css({ left: sC.insetLeft + sC.innerWidth - $P.outerWidth() });
}
else { // animation DONE - RESET CSS
// TODO: see if this can be deleted. It causes a quick-close when sliding in Chrome
$P.css({ zIndex: (state[pane].isSliding ? _c.zIndex.pane_sliding : _c.zIndex.pane_normal) });
if (pane=="south")
$P.css({ top: "auto" });
else if (pane=="east")
$P.css({ left: "auto" });
// fix anti-aliasing in IE - only needed for animations that change opacity
var o = options[pane];
if ($.layout.browser.msie && o.fxOpacityFix && o.fxName_open != "slide" && $P.css("filter") && $P.css("opacity") == 1)
$P[0].style.removeAttribute('filter');
}
}
/**
* Toggle sliding functionality of a specific pane on/off by adding removing 'slide open' trigger
*
* @see open(), close()
* @param {string} pane The pane to enable/disable, 'north', 'south', etc.
* @param {boolean} enable Enable or Disable sliding?
*/
, bindStartSlidingEvent = function (pane, enable) {
var
o = options[pane]
, $P = $Ps[pane]
, $R = $Rs[pane]
, trigger = o.slideTrigger_open.toLowerCase()
;
if (!$R || (enable && !o.slidable)) return;
// make sure we have a valid event
if (trigger.match(/mouseover/))
trigger = o.slideTrigger_open = "mouseenter";
else if (!trigger.match(/click|dblclick|mouseenter/))
trigger = o.slideTrigger_open = "click";
$R
// add or remove trigger event
[enable ? "bind" : "unbind"](trigger +'.'+ sID, slideOpen)
// set the appropriate cursor & title/tip
.css("cursor", enable ? o.sliderCursor : "default")
.attr("title", enable ? o.sliderTip : "")
;
}
/**
* Add or remove 'mouseleave' 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'
*
* @see slideOpen(), slideClose()
* @param {string} pane The pane to process, 'north', 'south', etc.
* @param {boolean} enable Enable or Disable events?
*/
, bindStopSlidingEvents = function (pane, enable) {
var
o = options[pane]
, s = state[pane]
, z = _c.zIndex
, trigger = o.slideTrigger_close.toLowerCase()
, action = (enable ? "bind" : "unbind")
, $P = $Ps[pane]
, $R = $Rs[pane]
;
s.isSliding = enable; // logic
timer.clear(pane+"_closeSlider"); // just in case
// remove 'slideOpen' trigger event from resizer
// ALSO will raise the zIndex of the pane & resizer
if (enable) bindStartSlidingEvent(pane, false);
// RE/SET zIndex - increases when pane is sliding-open, resets to normal when not
$P.css("zIndex", enable ? z.pane_sliding : z.pane_normal);
$R.css("zIndex", enable ? z.pane_sliding : z.resizer_normal);
// make sure we have a valid event
if (!trigger.match(/click|mouseleave/))
trigger = o.slideTrigger_close = "mouseleave"; // also catches 'mouseout'
// add/remove slide triggers
$R[action](trigger, slideClose); // base event on resize
// need extra events for mouseleave
if (trigger == "mouseleave") {
// also close on pane.mouseleave
$P[action]("mouseleave."+ sID, slideClose);
// cancel timer when mouse moves between 'pane' and 'resizer'
$R[action]("mouseenter."+ sID, cancelMouseOut);
$P[action]("mouseenter."+ sID, cancelMouseOut);
}
if (!enable)
timer.clear(pane+"_closeSlider");
else if (trigger == "click" && !o.resizable) {
// IF pane is not resizable (which already has a cursor and tip)
// then set the a cursor & title/tip on resizer when sliding
$R.css("cursor", enable ? o.sliderCursor : "default");
$R.attr("title", enable ? o.togglerTip_open : ""); // use Toggler-tip, eg: "Close Pane"
}
// SUBROUTINE for mouseleave timer clearing
function cancelMouseOut (evt) {
timer.clear(pane+"_closeSlider");
evt.stopPropagation();
}
}
/**
* Hides/closes a pane if there is insufficient room - reverses this when there is room again
* MUST have already called setSizeLimits() before calling this method
*
* @param {string} pane The pane being resized
* @param {boolean=} isOpening Called from onOpen?
* @param {boolean=} skipCallback Should the onresize callback be run?
* @param {boolean=} force
*/
, makePaneFit = function (pane, isOpening, skipCallback, force) {
var
o = options[pane]
, s = state[pane]
, c = _c[pane]
, $P = $Ps[pane]
, $R = $Rs[pane]
, isSidePane = c.dir=="vert"
, hasRoom = false
;
// special handling for center & east/west panes
if (pane == "center" || (isSidePane && s.noVerticalRoom)) {
// see if there is enough room to display the pane
// ERROR: hasRoom = s.minHeight <= s.maxHeight && (isSidePane || s.minWidth <= s.maxWidth);
hasRoom = (s.maxHeight > 0);
if (hasRoom && s.noRoom) { // previously hidden due to noRoom, so show now
$P.show();
if ($R) $R.show();
s.isVisible = true;
s.noRoom = false;
if (isSidePane) s.noVerticalRoom = false;
_fixIframe(pane);
}
else if (!hasRoom && !s.noRoom) { // not currently hidden, so hide now
$P.hide();
if ($R) $R.hide();
s.isVisible = false;
s.noRoom = true;
}
}
// see if there is enough room to fit the border-pane
if (pane == "center") {
// ignore center in this block
}
else if (s.minSize <= s.maxSize) { // pane CAN fit
hasRoom = true;
if (s.size > s.maxSize) // pane is too big - shrink it
sizePane(pane, s.maxSize, skipCallback, force);
else if (s.size < s.minSize) // pane is too small - enlarge it
sizePane(pane, s.minSize, skipCallback, force);
else if ($R && $P.is(":visible")) {
// make sure resizer-bar is positioned correctly
// handles situation where nested layout was 'hidden' when initialized
var
side = c.side.toLowerCase()
, pos = s.size + sC["inset"+ c.side]
;
if ($.layout.cssNum($R, side) != pos) $R.css( side, pos );
}
// if was previously hidden due to noRoom, then RESET because NOW there is room
if (s.noRoom) {
// s.noRoom state will be set by open or show
if (s.wasOpen && o.closable) {
if (o.autoReopen)
open(pane, false, true, true); // true = noAnimation, true = noAlert
else // leave the pane closed, so just update state
s.noRoom = false;
}
else
show(pane, s.wasOpen, true, true); // true = noAnimation, true = noAlert
}
}
else { // !hasRoom - pane CANNOT fit
if (!s.noRoom) { // pane not set as noRoom yet, so hide or close it now...
s.noRoom = true; // update state
s.wasOpen = !s.isClosed && !s.isSliding;
if (s.isClosed){} // SKIP
else if (o.closable) // 'close' if possible
close(pane, true, true); // true = force, true = noAnimation
else // 'hide' pane if cannot just be closed
hide(pane, true); // true = noAnimation
}
}
}
/**
* sizePane / manualSizePane
* sizePane is called only by internal methods whenever a pane needs to be resized
* manualSizePane is an exposed flow-through method allowing extra code when pane is 'manually resized'
*
* @param {string} pane The pane being resized
* @param {number} size The *desired* new size for this pane - will be validated
* @param {boolean=} skipCallback Should the onresize callback be run?
*/
, manualSizePane = function (pane, size, skipCallback) {
if (!isInitialized()) return;
// ANY call to sizePane will disabled autoResize
var
o = options[pane]
// if resizing callbacks have been delayed and resizing is now DONE, force resizing to complete...
, forceResize = o.resizeWhileDragging && !_c.isLayoutBusy // && !o.triggerEventsWhileDragging
;
o.autoResize = false;
// flow-through...
sizePane(pane, size, skipCallback, forceResize);
}
/**
* @param {string} pane The pane being resized
* @param {number} size The *desired* new size for this pane - will be validated
* @param {boolean=} skipCallback Should the onresize callback be run?
* @param {boolean=} force Force resizing even if does not seem necessary
*/
, sizePane = function (pane, size, skipCallback, force) {
if (!isInitialized()) return;
var
o = options[pane]
, s = state[pane]
, $P = $Ps[pane]
, $R = $Rs[pane]
, side = _c[pane].side.toLowerCase()
, dimName = _c[pane].sizeType.toLowerCase()
, inset = "inset"+ _c[pane].side
, skipResizeWhileDragging = _c.isLayoutBusy && !o.triggerEventsWhileDragging
, oldSize
;
// calculate 'current' min/max sizes
setSizeLimits(pane); // update pane-state
oldSize = s.size;
size = _parseSize(pane, size); // handle percentages & auto
size = max(size, _parseSize(pane, o.minSize));
size = min(size, s.maxSize);
if (size < s.minSize) { // not enough room for pane!
makePaneFit(pane, false, skipCallback); // will hide or close pane
return;
}
// IF newSize is same as oldSize, then nothing to do - abort
if (!force && size == oldSize) return;
// onresize_start callback CANNOT cancel resizing because this would break the layout!
if (!skipCallback && state.initialized && s.isVisible)
_execCallback(pane, o.onresize_start);
// resize the pane, and make sure its visible
$P.css( dimName, max(1, cssSize(pane, size)) );
/*
var
edge = _c[pane].sizeType.toLowerCase()
, test = [{
target: size
, attempt: size
, actual: edge=='width' ? $P.outerWidth() : $P.outerHeight()
}]
, lastTest = test[0]
, thisTest = {}
;
while (lastTest.actual != size) {
test.push( {} );
thisTest = test[ test.length - 1 ];
if (lastTest.actual > size)
thisTest.attempt = Math.max(1, lastTest.attempt - (lastTest.actual - size));
else // lastTest.actual < size
thisTest.attempt = Math.max(1, lastTest.attempt + (size - lastTest.actual));
$P.css( edge, cssSize(pane, thisTest.attempt) );
thisTest.actual = edge=='width' ? $P.outerWidth() : $P.outerHeight()
// after 3 tries, is as close as its gonna get!
if (test.length == 3) break;
else lastTest = thisTest;
}
debugData( test, pane );
*/
// update pane-state dimensions
s.size = size;
$.extend(s, elDims($P));
// reposition the resizer-bar
if ($R && $P.is(":visible")) $R.css( side, size + sC[inset] );
sizeContent(pane);
if (!skipCallback && !skipResizeWhileDragging && state.initialized && s.isVisible) {
_execCallback(pane, o.onresize_end || o.onresize);
resizeNestedLayout(pane);
}
// resize all the adjacent panes, and adjust their toggler buttons
// when skipCallback passed, it means the controlling method will handle 'other panes'
if (!skipCallback) {
// also no callback if live-resize is in progress and NOT triggerEventsWhileDragging
if (!s.isSliding) sizeMidPanes(_c[pane].dir=="horz" ? "all" : "center", skipResizeWhileDragging, force);
sizeHandles("all");
}
// if opposite-pane was autoClosed, see if it can be autoOpened now
var altPane = _c.altSide[pane];
if (size < oldSize && state[ altPane ].noRoom) {
setSizeLimits( altPane );
makePaneFit( altPane, false, skipCallback );
}
}
/**
* @see initPanes(), sizePane(), resizeAll(), open(), close(), hide()
* @param {string} panes The pane(s) being resized, comma-delmited string
* @param {boolean=} skipCallback Should the onresize callback be run?
* @param {boolean=} force
*/
, sizeMidPanes = function (panes, skipCallback, force) {
if (!panes || panes == "all") panes = "east,west,center";
$.each(panes.split(","), function (i, pane) {
if (!$Ps[pane]) return; // NO PANE - skip
var
o = options[pane]
, s = state[pane]
, $P = $Ps[pane]
, $R = $Rs[pane]
, isCenter= (pane=="center")
, hasRoom = true
, CSS = {}
, newCenter = calcNewCenterPaneDims()
;
// update pane-state dimensions
$.extend(s, elDims($P));
if (pane == "center") {
if (!force && s.isVisible && newCenter.width == s.outerWidth && newCenter.height == s.outerHeight)
return true; // SKIP - pane already the correct size
// set state for makePaneFit() logic
$.extend(s, cssMinDims(pane), {
maxWidth: newCenter.width
, maxHeight: newCenter.height
});
CSS = newCenter;
// convert OUTER width/height to CSS width/height
CSS.width = cssW(pane, CSS.width);
CSS.height = cssH(pane, CSS.height);
hasRoom = CSS.width > 0 && CSS.height > 0;
// during layout init, try to shrink east/west panes to make room for center
if (!hasRoom && !state.initialized && o.minWidth > 0) {
var
reqPx = o.minWidth - s.outerWidth
, minE = options.east.minSize || 0
, minW = options.west.minSize || 0
, sizeE = state.east.size
, sizeW = state.west.size
, newE = sizeE
, newW = sizeW
;
if (reqPx > 0 && state.east.isVisible && sizeE > minE) {
newE = max( sizeE-minE, sizeE-reqPx );
reqPx -= sizeE-newE;
}
if (reqPx > 0 && state.west.isVisible && sizeW > minW) {
newW = max( sizeW-minW, sizeW-reqPx );
reqPx -= sizeW-newW;
}
// IF we found enough extra space, then resize the border panes as calculated
if (reqPx == 0) {
if (sizeE != minE)
sizePane('east', newE, true); // true = skipCallback - initPanes will handle when done
if (sizeW != minW)
sizePane('west', newW, true);
// now start over!
sizeMidPanes('center', skipCallback, force);
return; // abort this loop
}
}
}
else { // for east and west, set only the height, which is same as center height
// set state.min/maxWidth/Height for makePaneFit() logic
if (s.isVisible && !s.noVerticalRoom)
$.extend(s, elDims($P), cssMinDims(pane))
if (!force && !s.noVerticalRoom && newCenter.height == s.outerHeight)
return true; // SKIP - pane already the correct size
// east/west have same top, bottom & height as center
CSS.top = newCenter.top;
CSS.bottom = newCenter.bottom;
CSS.height = cssH(pane, newCenter.height);
s.maxHeight = max(0, CSS.height);
hasRoom = (s.maxHeight > 0);
if (!hasRoom) s.noVerticalRoom = true; // makePaneFit() logic
}
if (hasRoom) {
// resizeAll passes skipCallback because it triggers callbacks after ALL panes are resized
if (!skipCallback && state.initialized)
_execCallback(pane, o.onresize_start);
$P.css(CSS); // apply the CSS to pane
if (s.noRoom && !s.isClosed && !s.isHidden)
makePaneFit(pane); // will re-open/show auto-closed/hidden pane
if (s.isVisible) {
$.extend(s, elDims($P)); // update pane dimensions
if (state.initialized) sizeContent(pane); // also resize the contents, if exists
}
}
else if (!s.noRoom && s.isVisible) // no room for pane
makePaneFit(pane); // will hide or close pane
if (!s.isVisible)
return true; // DONE - next pane
/*
* 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
* ALSO required when pane is an IFRAME because will NOT default to 'full width'
*/
if (pane == "center") { // finished processing midPanes
var b = $.layout.browser;
var fix = b.isIE6 || (b.msie && !b.boxModel);
if ($Ps.north && (fix || state.north.tagName=="IFRAME"))
$Ps.north.css("width", cssW($Ps.north, sC.innerWidth));
if ($Ps.south && (fix || state.south.tagName=="IFRAME"))
$Ps.south.css("width", cssW($Ps.south, sC.innerWidth));
}
// resizeAll passes skipCallback because it triggers callbacks after ALL panes are resized
if (!skipCallback && state.initialized) {
_execCallback(pane, o.onresize_end || o.onresize);
resizeNestedLayout(pane);
}
});
}
/**
* @see window.onresize(), callbacks or custom code
*/
, resizeAll = function () {
if (!state.initialized) {
_initLayoutElements();
return; // no need to resize since we just initialized!
}
var oldW = sC.innerWidth
, oldH = sC.innerHeight
;
// cannot size layout when 'container' is hidden or collapsed
if (!$N.is(":visible:") ) return;
$.extend( state.container, elDims( $N ) ); // UPDATE container dimensions
if (!sC.outerHeight) return;
// onresizeall_start will CANCEL resizing if returns false
// state.container has already been set, so user can access this info for calcuations
if (false === _execCallback(null, options.onresizeall_start)) return false;
var // see if container is now 'smaller' than before
shrunkH = (sC.innerHeight < oldH)
, shrunkW = (sC.innerWidth < oldW)
, $P, o, s, dir
;
// NOTE special order for sizing: S-N-E-W
$.each(["south","north","east","west"], function (i, pane) {
if (!$Ps[pane]) return; // no pane - SKIP
s = state[pane];
o = options[pane];
dir = _c[pane].dir;
if (o.autoResize && s.size != o.size) // resize pane to original size set in options
sizePane(pane, o.size, true, true); // true=skipCallback, true=forceResize
else {
setSizeLimits(pane);
makePaneFit(pane, false, true, true); // true=skipCallback, true=forceResize
}
});
sizeMidPanes("all", true, true); // true=skipCallback, true=forceResize
sizeHandles("all"); // reposition the toggler elements
// trigger all individual pane callbacks AFTER layout has finished resizing
o = options; // reuse alias
$.each(_c.allPanes.split(","), function (i, pane) {
$P = $Ps[pane];
if (!$P) return; // SKIP
if (state[pane].isVisible) { // undefined for non-existent panes
_execCallback(pane, o[pane].onresize_end || o[pane].onresize); // callback - if exists
resizeNestedLayout(pane);
}
});
_execCallback(null, o.onresizeall_end || o.onresizeall); // onresizeall callback, if exists
}
/**
* Whenever a pane resizes or opens that has a nested layout, trigger resizeAll
*
* @param {string} pane The pane just resized or opened
*/
, resizeNestedLayout = function (pane) {
var
$P = $Ps[pane]
, $C = $Cs[pane]
, d = "layoutContainer"
;
if (options[pane].resizeNestedLayout) {
if ($P.data( d ))
$P.layout().resizeAll();
else if ($C && $C.data( d ))
$C.layout().resizeAll();
}
}
/**
* IF pane has a content-div, then resize all elements inside pane to fit pane-height
*
* @param {string=} panes The pane(s) being resized
* @param {boolean=} remeasure Should the content (header/footer) be remeasured?
*/
, sizeContent = function (panes, remeasure) {
if (!isInitialized()) return;
if (!panes || panes == "all") panes = _c.allPanes;
$.each(panes.split(","), function (idx, pane) {
var
$P = $Ps[pane]
, $C = $Cs[pane]
, o = options[pane]
, s = state[pane]
, m = s.content // m = measurements
;
if (!$P || !$C || !$P.is(":visible")) return true; // NOT VISIBLE - skip
// onsizecontent_start will CANCEL resizing if returns false
if (false === _execCallback(null, o.onsizecontent_start)) return;
// skip re-measuring offsets if live-resizing
if (!_c.isLayoutBusy || m.top == undefined || remeasure || o.resizeContentWhileDragging) {
_measure();
// if any footers are below pane-bottom, they may not measure correctly,
// so allow pane overflow and re-measure
if (m.hiddenFooters > 0 && $P.css("overflow") == "hidden") {
$P.css("overflow", "visible");
_measure(); // remeasure while overflowing
$P.css("overflow", "hidden");
}
}
// NOTE: spaceAbove/Below *includes* the pane paddingTop/Bottom, but not pane.borders
var newH = s.innerHeight - (m.spaceAbove - s.css.paddingTop) - (m.spaceBelow - s.css.paddingBottom);
if (!$C.is(":visible") || m.height != newH) {
// size the Content element to fit new pane-size - will autoHide if not enough room
setOuterHeight($C, newH, true); // true=autoHide
m.height = newH; // save new height
};
if (state.initialized) {
_execCallback(pane, o.onsizecontent_end || o.onsizecontent);
resizeNestedLayout(pane);
}
function _below ($E) {
return max(s.css.paddingBottom, (parseInt($E.css("marginBottom"), 10) || 0));
};
function _measure () {
var
ignore = options[pane].contentIgnoreSelector
, $Fs = $C.nextAll().not(ignore || ':lt(0)') // not :lt(0) = ALL
, $Fs_vis = $Fs.filter(':visible')
, $F = $Fs_vis.filter(':last')
;
m = {
top: $C[0].offsetTop
, height: $C.outerHeight()
, numFooters: $Fs.length
, hiddenFooters: $Fs.length - $Fs_vis.length
, spaceBelow: 0 // correct if no content footer ($E)
}
m.spaceAbove = m.top; // just for state - not used in calc
m.bottom = m.top + m.height;
if ($F.length)
//spaceBelow = (LastFooter.top + LastFooter.height) [footerBottom] - Content.bottom + max(LastFooter.marginBottom, pane.paddingBotom)
m.spaceBelow = ($F[0].offsetTop + $F.outerHeight()) - m.bottom + _below($F);
else // no footer - check marginBottom on Content element itself
m.spaceBelow = _below($C);
};
});
}
/**
* Called every time a pane is opened, closed, or resized to slide the togglers to 'center' and adjust their length if necessary
*
* @see initHandles(), open(), close(), resizeAll()
* @param {string=} panes The pane(s) being resized
*/
, sizeHandles = function (panes) {
if (!panes || panes == "all") panes = _c.borderPanes;
$.each(panes.split(","), function (i, pane) {
var
o = options[pane]
, s = state[pane]
, $P = $Ps[pane]
, $R = $Rs[pane]
, $T = $Ts[pane]
, $TC
;
if (!$P || !$R) return;
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(); // s.outerWidth ||
s.resizerLength = paneLen;
$R.css({
width: max(1, cssW($R, paneLen)) // account for borders & padding
, height: max(0, cssH($R, spacing)) // ditto
, left: $.layout.cssNum($P, "left")
});
}
else { // east/west
paneLen = $P.outerHeight(); // s.outerHeight ||
s.resizerLength = paneLen;
$R.css({
height: max(1, cssH($R, paneLen)) // account for borders & padding
, width: max(0, cssW($R, spacing)) // ditto
, top: sC.insetTop + getPaneSize("north", true) // TODO: what if no North pane?
//, top: $.layout.cssNum($Ps["center"], "top")
});
}
// remove hover classes
removeHover( o, $R );
if ($T) {
if (togLen == 0 || (s.isSliding && o.hideTogglerOnSlide)) {
$T.hide(); // always HIDE the toggler when 'sliding'
return;
}
else
$T.show(); // in case was previously hidden
if (!(togLen > 0) || togLen == "100%" || togLen > paneLen) {
togLen = paneLen;
offset = 0;
}
else { // calculate 'offset' based on options.PANE.togglerAlign_open/closed
if (isStr(togAlign)) {
switch (togAlign) {
case "top":
case "left": offset = 0;
break;
case "bottom":
case "right": offset = paneLen - togLen;
break;
case "middle":
case "center":
default: offset = Math.floor((paneLen - togLen) / 2); // 'default' catches typos
}
}
else { // togAlign = number
var x = parseInt(togAlign, 10); //
if (togAlign >= 0) offset = x;
else offset = paneLen - togLen + x; // NOTE: x is negative!
}
}
if (dir == "horz") { // north/south
var width = cssW($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
, top: 0
});
// CENTER the toggler content SPAN
$T.children(".content").each(function(){
$TC = $(this);
$TC.css("marginLeft", Math.floor((width-$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
, left: 0
});
// CENTER the toggler content SPAN
$T.children(".content").each(function(){
$TC = $(this);
$TC.css("marginTop", Math.floor((height-$TC.outerHeight())/2)); // could be negative
});
}
// remove ALL hover classes
removeHover( 0, $T );
}
// DONE measuring and sizing this resizer/toggler, so can be 'hidden' now
if (!state.initialized && (o.initHidden || s.noRoom)) {
$R.hide();
if ($T) $T.hide();
}
});
}
, enableClosable = function (pane) {
if (!isInitialized()) return;
var $T = $Ts[pane], o = options[pane];
if (!$T) return;
o.closable = true;
$T .bind("click."+ sID, function(evt){ evt.stopPropagation(); toggle(pane); })
.bind("mouseenter."+ sID, addHover)
.bind("mouseleave."+ sID, removeHover)
.css("visibility", "visible")
.css("cursor", "pointer")
.attr("title", state[pane].isClosed ? o.togglerTip_closed : o.togglerTip_open) // may be blank
.show()
;
}
, disableClosable = function (pane, hide) {
if (!isInitialized()) return;
var $T = $Ts[pane];
if (!$T) return;
options[pane].closable = false;
// is closable is disable, then pane MUST be open!
if (state[pane].isClosed) open(pane, false, true);
$T .unbind("."+ sID)
.css("visibility", hide ? "hidden" : "visible") // instead of hide(), which creates logic issues
.css("cursor", "default")
.attr("title", "")
;
}
, enableSlidable = function (pane) {
if (!isInitialized()) return;
var $R = $Rs[pane], o = options[pane];
if (!$R || !$R.data('draggable')) return;
options[pane].slidable = true;
if (s.isClosed)
bindStartSlidingEvent(pane, true);
}
, disableSlidable = function (pane) {
if (!isInitialized()) return;
var $R = $Rs[pane];
if (!$R) return;
options[pane].slidable = false;
if (state[pane].isSliding)
close(pane, false, true);
else {
bindStartSlidingEvent(pane, false);
$R .css("cursor", "default")
.attr("title", "")
;
removeHover(null, $R[0]); // in case currently hovered
}
}
, enableResizable = function (pane) {
if (!isInitialized()) return;
var $R = $Rs[pane], o = options[pane];
if (!$R || !$R.data('draggable')) return;
o.resizable = true;
$R .draggable("enable")
.bind("mouseenter."+ sID, onResizerEnter)
.bind("mouseleave."+ sID, onResizerLeave)
;
if (!state[pane].isClosed)
$R .css("cursor", o.resizerCursor)
.attr("title", o.resizerTip)
;
}
, disableResizable = function (pane) {
if (!isInitialized()) return;
var $R = $Rs[pane];
if (!$R || !$R.data('draggable')) return;
options[pane].resizable = false;
$R .draggable("disable")
.unbind("."+ sID)
.css("cursor", "default")
.attr("title", "")
;
removeHover(null, $R[0]); // in case currently hovered
}
/**
* Move a pane from source-side (eg, west) to target-side (eg, east)
* If pane exists on target-side, move that to source-side, ie, 'swap' the panes
*
* @param {string} pane1 The pane/edge being swapped
* @param {string} pane2 ditto
*/
, swapPanes = function (pane1, pane2) {
if (!isInitialized()) return;
// change state.edge NOW so callbacks can know where pane is headed...
state[pane1].edge = pane2;
state[pane2].edge = pane1;
// run these even if NOT state.initialized
var cancelled = false;
if (false === _execCallback(pane1, options[pane1].onswap_start)) cancelled = true;
if (!cancelled && false === _execCallback(pane2, options[pane2].onswap_start)) cancelled = true;
if (cancelled) {
state[pane1].edge = pane1; // reset
state[pane2].edge = pane2;
return;
}
var
oPane1 = copy( pane1 )
, oPane2 = copy( pane2 )
, sizes = {}
;
sizes[pane1] = oPane1 ? oPane1.state.size : 0;
sizes[pane2] = oPane2 ? oPane2.state.size : 0;
// clear pointers & state
$Ps[pane1] = false;
$Ps[pane2] = false;
state[pane1] = {};
state[pane2] = {};
// ALWAYS remove the resizer & toggler elements
if ($Ts[pane1]) $Ts[pane1].remove();
if ($Ts[pane2]) $Ts[pane2].remove();
if ($Rs[pane1]) $Rs[pane1].remove();
if ($Rs[pane2]) $Rs[pane2].remove();
$Rs[pane1] = $Rs[pane2] = $Ts[pane1] = $Ts[pane2] = false;
// transfer element pointers and data to NEW Layout keys
move( oPane1, pane2 );
move( oPane2, pane1 );
// cleanup objects
oPane1 = oPane2 = sizes = null;
// make panes 'visible' again
if ($Ps[pane1]) $Ps[pane1].css(_c.visible);
if ($Ps[pane2]) $Ps[pane2].css(_c.visible);
// fix any size discrepancies caused by swap
resizeAll();
// run these even if NOT state.initialized
_execCallback(pane1, options[pane1].onswap_end || options[pane1].onswap);
_execCallback(pane2, options[pane2].onswap_end || options[pane2].onswap);
return;
function copy (n) { // n = pane
var
$P = $Ps[n]
, $C = $Cs[n]
;
return !$P ? false : {
pane: n
, P: $P ? $P[0] : false
, C: $C ? $C[0] : false
, state: $.extend({}, state[n])
, options: $.extend({}, options[n])
}
};
function move (oPane, pane) {
if (!oPane) return;
var
P = oPane.P
, C = oPane.C
, oldPane = oPane.pane
, c = _c[pane]
, side = c.side.toLowerCase()
, inset = "inset"+ c.side
// save pane-options that should be retained
, s = $.extend({}, state[pane])
, o = options[pane]
// RETAIN side-specific FX Settings - more below
, fx = { resizerCursor: o.resizerCursor }
, re, size, pos
;
$.each("fxName,fxSpeed,fxSettings".split(","), function (i, k) {
fx[k] = o[k];
fx[k +"_open"] = o[k +"_open"];
fx[k +"_close"] = o[k +"_close"];
});
// update object pointers and attributes
$Ps[pane] = $(P)
.data("layoutEdge", pane)
.css(_c.hidden)
.css(c.cssReq)
;
$Cs[pane] = C ? $(C) : false;
// set options and state
options[pane] = $.extend({}, oPane.options, fx);
state[pane] = $.extend({}, oPane.state);
// change classNames on the pane, eg: ui-layout-pane-east ==> ui-layout-pane-west
re = new RegExp(o.paneClass +"-"+ oldPane, "g");
P.className = P.className.replace(re, o.paneClass +"-"+ pane);
// ALWAYS regenerate the resizer & toggler elements
initHandles(pane); // create the required resizer & toggler
// if moving to different orientation, then keep 'target' pane size
if (c.dir != _c[oldPane].dir) {
size = sizes[pane] || 0;
setSizeLimits(pane); // update pane-state
size = max(size, state[pane].minSize);
// use manualSizePane to disable autoResize - not useful after panes are swapped
manualSizePane(pane, size, true); // true = skipCallback
}
else // move the resizer here
$Rs[pane].css(side, sC[inset] + (state[pane].isVisible ? getPaneSize(pane) : 0));
// ADD CLASSNAMES & SLIDE-BINDINGS
if (oPane.state.isVisible && !s.isVisible)
setAsOpen(pane, true); // true = skipCallback
else {
setAsClosed(pane);
bindStartSlidingEvent(pane, true); // will enable events IF option is set
}
// DESTROY the object
oPane = null;
};
}
; // END var DECLARATIONS
/**
* Capture keys when enableCursorHotkey - toggle pane if hotkey pressed
*
* @see 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 - $.ui.keyCode.UP
, 40: "south" // Down Cursor - $.ui.keyCode.DOWN
, 37: "west" // Left Cursor - $.ui.keyCode.LEFT
, 39: "east" // Right Cursor - $.ui.keyCode.RIGHT
}
, ALT = evt.altKey // no worky!
, SHIFT = evt.shiftKey
, CTRL = evt.ctrlKey
, CURSOR = (CTRL && code >= 37 && code <= 40)
, o, k, m, pane
;
if (CURSOR && options[PANE[code]].enableCursorHotkey) // valid cursor-hotkey
pane = PANE[code];
else if (CTRL || SHIFT) // check to see if this matches a custom-hotkey
$.each(_c.borderPanes.split(","), function (i, p) { // loop each pane to check its hotkey
o = options[p];
k = o.customHotkey;
m = o.customHotkeyModifier; // if missing or invalid, treated as "CTRL+SHIFT"
if ((SHIFT && m=="SHIFT") || (CTRL && m=="CTRL") || (CTRL && SHIFT)) { // Modifier matches
if (k && code == (isNaN(k) || k <= 9 ? k.toUpperCase().charCodeAt(0) : k)) { // Key matches
pane = p;
return false; // BREAK
}
}
});
// validate pane
if (!pane || !$Ps[pane] || !options[pane].closable || state[pane].isHidden)
return true;
toggle(pane);
evt.stopPropagation();
evt.returnValue = false; // CANCEL key
return false;
};
/*
* ######################################
* UTILITY METHODS
* called externally or by initButtons
* ######################################
*/
/**
* Change/reset a pane overflow setting & zIndex to allow popups/drop-downs to work
*
* @param {Object=} el (optional) Can also be 'bound' to a click, mouseOver, or other event
*/
function allowOverflow (el) {
if (!isInitialized()) return;
if (this && this.tagName) el = this; // BOUND to element
var $P;
if (isStr(el))
$P = $Ps[el];
else if ($(el).data("layoutRole"))
$P = $(el);
else
$(el).parents().each(function(){
if ($(this).data("layoutRole")) {
$P = $(this);
return false; // BREAK
}
});
if (!$P || !$P.length) return; // INVALID
var
pane = $P.data("layoutEdge")
, 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 its closed, then abort
if (s.isSliding || s.isResizing || s.isClosed) {
s.cssSaved = false;
return;
}
var
newCSS = { zIndex: (_c.zIndex.pane_normal + 2) }
, 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.match(/visible|auto/)) {
curCSS.overflowX = ofX;
newCSS.overflowX = "visible";
}
if (ofY && !ofY.match(/visible|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 (el) {
if (!isInitialized()) return;
if (this && this.tagName) el = this; // BOUND to element
var $P;
if (isStr(el))
$P = $Ps[el];
else if ($(el).data("layoutRole"))
$P = $(el);
else
$(el).parents().each(function(){
if ($(this).data("layoutRole")) {
$P = $(this);
return false; // BREAK
}
});
if (!$P || !$P.length) return; // INVALID
var
pane = $P.data("layoutEdge")
, 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;
};
/**
* Helper function to validate params received by addButton utilities
*
* Two classes are added to the element, based on the buttonClass...
* The type of button is appended to create the 2nd className:
* - ui-layout-button-pin
* - ui-layout-pane-button-toggle
* - ui-layout-pane-button-open
* - ui-layout-pane-button-close
*
* @param {(string|!Object)} selector jQuery selector (or element) for button, eg: ".ui-layout-north .toggle-button"
* @param {string} pane Name of the pane the button is for: 'north', 'south', etc.
* @return {Array.<Object>} If both params valid, the element matching 'selector' in a jQuery wrapper - otherwise returns null
*/
function getBtn (selector, pane, action) {
var $E = $(selector)
, err = options.showErrorMessages;
if (!$E.length) { // element not found
if (err) alert(lang.errButton + lang.selector +": "+ selector);
}
else if (_c.borderPanes.indexOf(pane) == -1) { // invalid 'pane' sepecified
if (err) alert(lang.errButton + lang.pane +": "+ pane);
}
else { // VALID
var btn = options[pane].buttonClass +"-"+ action;
$E
.addClass( btn +" "+ btn +"-"+ pane )
.data("layoutName", options.name) // add layout identifier - even if blank!
;
return $E;
}
return null; // INVALID
};
/**
* NEW syntax for binding layout-buttons - will eventually replace addToggleBtn, addOpenBtn, etc.
*
* @param {(string|!Object)} selector jQuery selector (or element) for button, eg: ".ui-layout-north .toggle-button"
* @param {string} action
* @param {string} pane
*/
function bindButton (selector, action, pane) {
switch (action.toLowerCase()) {
case "toggle": addToggleBtn(selector, pane); break;
case "open": addOpenBtn(selector, pane); break;
case "close": addCloseBtn(selector, pane); break;
case "pin": addPinBtn(selector, pane); break;
case "toggle-slide": addToggleBtn(selector, pane, true); break;
case "open-slide": addOpenBtn(selector, pane, true); break;
}
};
/**
* Add a custom Toggler button for a pane
*
* @param {(string|!Object)} selector jQuery selector (or element) for button, eg: ".ui-layout-north .toggle-button"
* @param {string} pane Name of the pane the button is for: 'north', 'south', etc.
* @param {boolean=} slide true = slide-open, false = pin-open
*/
function addToggleBtn (selector, pane, slide) {
var $E = getBtn(selector, pane, "toggle");
if ($E)
$E.click(function (evt) {
toggle(pane, !!slide);
evt.stopPropagation();
});
};
/**
* Add a custom Open button for a pane
*
* @param {(string|!Object)} selector jQuery selector (or element) for button, eg: ".ui-layout-north .toggle-button"
* @param {string} pane Name of the pane the button is for: 'north', 'south', etc.
* @param {boolean=} slide true = slide-open, false = pin-open
*/
function addOpenBtn (selector, pane, slide) {
var $E = getBtn(selector, pane, "open");
if ($E)
$E
.attr("title", lang.Open)
.click(function (evt) {
open(pane, !!slide);
evt.stopPropagation();
})
;
};
/**
* Add a custom Close button for a pane
*
* @param {(string|!Object)} selector jQuery selector (or element) for button, eg: ".ui-layout-north .toggle-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", lang.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|!Object)} selector jQuery selector (or element) for button, eg: ".ui-layout-north .toggle-button"
* @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
}
};
/**
* 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
*
* @see open(), close()
* @param {string} pane These are the params returned to callbacks by layout()
* @param {boolean} 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);
});
};
/**
* Change the class of the pin button to make it look 'up' or 'down'
*
* @see addPinBtn(), syncPinBtns()
* @param {Array.<Object>} $Pin The pin-span element in a jQuery wrapper
* @param {string} pane These are the params returned to callbacks by layout()
* @param {boolean} doPin true = set the pin 'down', false = set it 'up'
*/
function setPinState ($Pin, pane, doPin) {
var updown = $Pin.attr("pin");
if (updown && doPin == (updown=="down")) return; // already in correct state
var
pin = options[pane].buttonClass +"-pin"
, side = pin +"-"+ pane
, UP = pin +"-up "+ side +"-up"
, DN = pin +"-down "+side +"-down"
;
$Pin
.attr("pin", doPin ? "down" : "up") // logic
.attr("title", doPin ? lang.Unpin : lang.Pin)
.removeClass( doPin ? UP : DN )
.addClass( doPin ? DN : UP )
;
};
/*
* LAYOUT STATE MANAGEMENT
*
* @example .layout({ cookie: { name: "myLayout", keys: "west.isClosed,east.isClosed" } })
* @example .layout({ cookie__name: "myLayout", cookie__keys: "west.isClosed,east.isClosed" })
* @example myLayout.getState( "west.isClosed,north.size,south.isHidden" );
* @example myLayout.saveCookie( "west.isClosed,north.size,south.isHidden", {expires: 7} );
* @example myLayout.deleteCookie();
* @example myLayout.loadCookie();
* @example var hSaved = myLayout.state.cookie;
*/
function isCookiesEnabled () {
// TODO: is the cookieEnabled property common enough to be useful???
return (navigator.cookieEnabled != 0);
};
/**
* Read & return data from the cookie - as JSON
*
* @param {Object=} opts
*/
function getCookie (opts) {
var
o = $.extend( {}, options.cookie, opts || {} )
, name = o.name || options.name || "Layout"
, c = document.cookie
, cs = c ? c.split(';') : []
, pair // loop var
;
for (var i=0, n=cs.length; i < n; i++) {
pair = $.trim(cs[i]).split('='); // name=value pair
if (pair[0] == name) // found the layout cookie
// convert cookie string back to a hash
return decodeJSON( decodeURIComponent(pair[1]) );
}
return "";
};
/**
* Get the current layout state and save it to a cookie
*
* @param {(string|Array)=} keys
* @param {Object=} opts
*/
function saveCookie (keys, opts) {
var
o = $.extend( {}, options.cookie, opts || {} )
, name = o.name || options.name || "Layout"
, params = ''
, date = ''
, clear = false
;
if (o.expires.toUTCString)
date = o.expires;
else if (typeof o.expires == 'number') {
date = new Date();
if (o.expires > 0)
date.setDate(date.getDate() + o.expires);
else {
date.setYear(1970);
clear = true;
}
}
if (date) params += ';expires='+ date.toUTCString();
if (o.path) params += ';path='+ o.path;
if (o.domain) params += ';domain='+ o.domain;
if (o.secure) params += ';secure';
if (clear) {
state.cookie = {}; // clear data
document.cookie = name +'='+ params; // expire the cookie
}
else {
state.cookie = getState(keys || o.keys); // read current panes-state
document.cookie = name +'='+ encodeURIComponent( encodeJSON(state.cookie) ) + params; // write cookie
}
return $.extend({}, state.cookie); // return COPY of state.cookie
};
/**
* Remove the state cookie
*/
function deleteCookie () {
saveCookie('', { expires: -1 });
};
/**
* Get data from the cookie and USE IT to loadState
*
* @param {Object=} opts
*/
function loadCookie (opts) {
var o = getCookie(opts); // READ the cookie
if (o) {
state.cookie = $.extend({}, o); // SET state.cookie
loadState(o); // LOAD the retrieved state
}
return o;
};
/**
* Update layout options from the cookie, if one exists
*
* @param {Object=} opts
* @param {boolean=} animate
*/
function loadState (opts, animate) {
opts = _transformData(opts);
$.extend( true, options, opts ); // update layout options
// if layout has already been initialized, then UPDATE layout state
if (state.initialized) {
var pane, o, s, h, c, a = !animate;
$.each(_c.allPanes.split(","), function (idx, pane) {
o = opts[ pane ];
if (typeof o != 'object') return; // no key, continue
s = o.size;
c = o.initClosed;
h = o.initHidden;
if (s > 0 || s=="auto") sizePane(pane, s);
if (h === true) hide(pane, a);
else if (c === false) open(pane, false, a );
else if (c === true) close(pane, false, a);
else if (h === false) show(pane, false, a);
});
}
};
/**
* Get the *current layout state* and return it as a hash
*
* @param {(string|Array)=} keys
*/
function getState (keys) {
var
data = {}
, alt = { isClosed: 'initClosed', isHidden: 'initHidden' }
, pair, pane, key, val
;
if (!keys) keys = options.cookie.keys; // if called by user
if ($.isArray(keys)) keys = keys.join(",");
// convert keys to an array and change delimiters from '__' to '.'
keys = keys.replace(/__/g, ".").split(',');
// loop keys and create a data hash
for (var i=0,n=keys.length; i < n; i++) {
pair = keys[i].split(".");
pane = pair[0];
key = pair[1];
if (_c.allPanes.indexOf(pane) < 0) continue; // bad pane!
val = state[ pane ][ key ];
if (val == undefined) continue;
if (key=="isClosed" && state[pane]["isSliding"])
val = true; // if sliding, then *really* isClosed
( data[pane] || (data[pane]={}) )[ alt[key] ? alt[key] : key ] = val;
}
return data;
};
/**
* Stringify a JSON hash so can save in a cookie or db-field
*/
function encodeJSON (JSON) {
return parse( JSON );
function parse (h) {
var D=[], i=0, k, v, t; // k = key, v = value
for (k in h) {
v = h[k];
t = typeof v;
if (t == 'string') // STRING - add quotes
v = '"'+ v +'"';
else if (t == 'object') // SUB-KEY - recurse into it
v = parse(v);
D[i++] = '"'+ k +'":'+ v;
}
return "{"+ D.join(",") +"}";
};
};
/**
* Convert stringified JSON back to a hash object
*/
function decodeJSON (str) {
try { return window["eval"]("("+ str +")") || {}; }
catch (e) { return {}; }
};
/*
* #####################
* CREATE/RETURN LAYOUT
* #####################
*/
// validate that container exists
var $N = $(this).eq(0); // FIRST matching Container element
if (!$N.length) {
if (options.showErrorMessages)
alert( lang.errContainerMissing );
return null;
};
// Users retreive Instance of a layout with: $N.layout() OR $N.data("layout")
// return the Instance-pointer if layout has already been initialized
if ($N.data("layoutContainer") && $N.data("layout"))
return $N.data("layout"); // cached pointer
// init global vars
var
$Ps = {} // Panes x5 - set in initPanes()
, $Cs = {} // Content x5 - set in initPanes()
, $Rs = {} // Resizers x4 - set in initHandles()
, $Ts = {} // Togglers x4 - set in initHandles()
// aliases for code brevity
, sC = state.container // alias for easy access to 'container dimensions'
, sID = state.id // alias for unique layout ID/namespace - eg: "layout435"
;
// create Instance object to expose data & option Properties, and primary action Methods
var Instance = {
options: options // property - options hash
, state: state // property - dimensions hash
, container: $N // property - object pointers for layout container
, panes: $Ps // property - object pointers for ALL Panes: panes.north, panes.center
, contents: $Cs // property - object pointers for ALL Content: content.north, content.center
, resizers: $Rs // property - object pointers for ALL Resizers, eg: resizers.north
, togglers: $Ts // property - object pointers for ALL Togglers, eg: togglers.north
, toggle: toggle // method - pass a 'pane' ("north", "west", etc)
, hide: hide // method - ditto
, show: show // method - ditto
, open: open // method - ditto
, close: close // method - ditto
, slideOpen: slideOpen // method - ditto
, slideClose: slideClose // method - ditto
, slideToggle: slideToggle // method - ditto
, initContent: initContent // method - ditto
, sizeContent: sizeContent // method - ditto
, sizePane: manualSizePane // method - pass a 'pane' AND an 'outer-size' in pixels or percent, or 'auto'
, swapPanes: swapPanes // method - pass TWO 'panes' - will swap them
, resizeAll: resizeAll // method - no parameters
, initPanes: isInitialized // method - no parameters
, destroy: destroy // method - no parameters
, addPane: addPane // method - pass a 'pane'
, removePane: removePane // method - pass a 'pane' to remove from layout, add 'true' to delete the pane-elem
, setSizeLimits: setSizeLimits // method - pass a 'pane' - update state min/max data
, bindButton: bindButton // utility - pass element selector, 'action' and 'pane' (E, "toggle", "west")
, addToggleBtn: addToggleBtn // utility - pass element selector and 'pane' (E, "west")
, addOpenBtn: addOpenBtn // utility - ditto
, addCloseBtn: addCloseBtn // utility - ditto
, addPinBtn: addPinBtn // utility - ditto
, allowOverflow: allowOverflow // utility - pass calling element (this)
, resetOverflow: resetOverflow // utility - ditto
, encodeJSON: encodeJSON // method - pass a JSON object
, decodeJSON: decodeJSON // method - pass a string of encoded JSON
, getState: getState // method - returns hash of current layout-state
, getCookie: getCookie // method - update options from cookie - returns hash of cookie data
, saveCookie: saveCookie // method - optionally pass keys-list and cookie-options (hash)
, deleteCookie: deleteCookie // method
, loadCookie: loadCookie // method - update options from cookie - returns hash of cookie data
, loadState: loadState // method - pass a hash of state to use to update options
, cssWidth: cssW // utility - pass element and target outerWidth
, cssHeight: cssH // utility - ditto
, enableClosable: enableClosable
, disableClosable: disableClosable
, enableSlidable: enableSlidable
, disableSlidable: disableSlidable
, enableResizable: enableResizable
, disableResizable: disableResizable
};
// create the border layout NOW
if (_create() === 'cancel') // onload_start callback returned false to CANCEL layout creation
return null;
else // true OR false -- if layout-elements did NOT init (hidden or do not exist), can auto-init later
return Instance; // return the Instance object
}
})( jQuery );