diff options
Diffstat (limited to 'themes/default/js/jquery.ui.js')
| -rw-r--r-- | themes/default/js/jquery.ui.js | 951 |
1 files changed, 951 insertions, 0 deletions
diff --git a/themes/default/js/jquery.ui.js b/themes/default/js/jquery.ui.js new file mode 100644 index 000000000..040583015 --- /dev/null +++ b/themes/default/js/jquery.ui.js @@ -0,0 +1,951 @@ +/*! + * jQuery UI 1.8.9 + * + * Copyright 2011, AUTHORS.txt (http://jqueryui.com/about) + * Dual licensed under the MIT or GPL Version 2 licenses. + * http://jquery.org/license + * + * http://docs.jquery.com/UI + */ + + /* BEGIN jquery.ui.core.js */ +(function( $, undefined ) { + +// prevent duplicate loading +// this is only a problem because we proxy existing functions +// and we don't want to double proxy them +$.ui = $.ui || {}; +if ( $.ui.version ) { + return; +} + +$.extend( $.ui, { + version: "1.8.9", + + keyCode: { + ALT: 18, + BACKSPACE: 8, + CAPS_LOCK: 20, + COMMA: 188, + COMMAND: 91, + COMMAND_LEFT: 91, // COMMAND + COMMAND_RIGHT: 93, + CONTROL: 17, + DELETE: 46, + DOWN: 40, + END: 35, + ENTER: 13, + ESCAPE: 27, + HOME: 36, + INSERT: 45, + LEFT: 37, + MENU: 93, // COMMAND_RIGHT + NUMPAD_ADD: 107, + NUMPAD_DECIMAL: 110, + NUMPAD_DIVIDE: 111, + NUMPAD_ENTER: 108, + NUMPAD_MULTIPLY: 106, + NUMPAD_SUBTRACT: 109, + PAGE_DOWN: 34, + PAGE_UP: 33, + PERIOD: 190, + RIGHT: 39, + SHIFT: 16, + SPACE: 32, + TAB: 9, + UP: 38, + WINDOWS: 91 // COMMAND + } +}); + +// plugins +$.fn.extend({ + _focus: $.fn.focus, + focus: function( delay, fn ) { + return typeof delay === "number" ? + this.each(function() { + var elem = this; + setTimeout(function() { + $( elem ).focus(); + if ( fn ) { + fn.call( elem ); + } + }, delay ); + }) : + this._focus.apply( this, arguments ); + }, + + scrollParent: function() { + var scrollParent; + if (($.browser.msie && (/(static|relative)/).test(this.css('position'))) || (/absolute/).test(this.css('position'))) { + scrollParent = this.parents().filter(function() { + return (/(relative|absolute|fixed)/).test($.curCSS(this,'position',1)) && (/(auto|scroll)/).test($.curCSS(this,'overflow',1)+$.curCSS(this,'overflow-y',1)+$.curCSS(this,'overflow-x',1)); + }).eq(0); + } else { + scrollParent = this.parents().filter(function() { + return (/(auto|scroll)/).test($.curCSS(this,'overflow',1)+$.curCSS(this,'overflow-y',1)+$.curCSS(this,'overflow-x',1)); + }).eq(0); + } + + return (/fixed/).test(this.css('position')) || !scrollParent.length ? $(document) : scrollParent; + }, + + zIndex: function( zIndex ) { + if ( zIndex !== undefined ) { + return this.css( "zIndex", zIndex ); + } + + if ( this.length ) { + var elem = $( this[ 0 ] ), position, value; + while ( elem.length && elem[ 0 ] !== document ) { + // Ignore z-index if position is set to a value where z-index is ignored by the browser + // This makes behavior of this function consistent across browsers + // WebKit always returns auto if the element is positioned + position = elem.css( "position" ); + if ( position === "absolute" || position === "relative" || position === "fixed" ) { + // IE returns 0 when zIndex is not specified + // other browsers return a string + // we ignore the case of nested elements with an explicit value of 0 + // <div style="z-index: -10;"><div style="z-index: 0;"></div></div> + value = parseInt( elem.css( "zIndex" ), 10 ); + if ( !isNaN( value ) && value !== 0 ) { + return value; + } + } + elem = elem.parent(); + } + } + + return 0; + }, + + disableSelection: function() { + return this.bind( ( $.support.selectstart ? "selectstart" : "mousedown" ) + + ".ui-disableSelection", function( event ) { + event.preventDefault(); + }); + }, + + enableSelection: function() { + return this.unbind( ".ui-disableSelection" ); + } +}); + +$.each( [ "Width", "Height" ], function( i, name ) { + var side = name === "Width" ? [ "Left", "Right" ] : [ "Top", "Bottom" ], + type = name.toLowerCase(), + orig = { + innerWidth: $.fn.innerWidth, + innerHeight: $.fn.innerHeight, + outerWidth: $.fn.outerWidth, + outerHeight: $.fn.outerHeight + }; + + function reduce( elem, size, border, margin ) { + $.each( side, function() { + size -= parseFloat( $.curCSS( elem, "padding" + this, true) ) || 0; + if ( border ) { + size -= parseFloat( $.curCSS( elem, "border" + this + "Width", true) ) || 0; + } + if ( margin ) { + size -= parseFloat( $.curCSS( elem, "margin" + this, true) ) || 0; + } + }); + return size; + } + + $.fn[ "inner" + name ] = function( size ) { + if ( size === undefined ) { + return orig[ "inner" + name ].call( this ); + } + + return this.each(function() { + $( this ).css( type, reduce( this, size ) + "px" ); + }); + }; + + $.fn[ "outer" + name] = function( size, margin ) { + if ( typeof size !== "number" ) { + return orig[ "outer" + name ].call( this, size ); + } + + return this.each(function() { + $( this).css( type, reduce( this, size, true, margin ) + "px" ); + }); + }; +}); + +// selectors +function visible( element ) { + return !$( element ).parents().andSelf().filter(function() { + return $.curCSS( this, "visibility" ) === "hidden" || + $.expr.filters.hidden( this ); + }).length; +} + +$.extend( $.expr[ ":" ], { + data: function( elem, i, match ) { + return !!$.data( elem, match[ 3 ] ); + }, + + focusable: function( element ) { + var nodeName = element.nodeName.toLowerCase(), + tabIndex = $.attr( element, "tabindex" ); + if ( "area" === nodeName ) { + var map = element.parentNode, + mapName = map.name, + img; + if ( !element.href || !mapName || map.nodeName.toLowerCase() !== "map" ) { + return false; + } + img = $( "img[usemap=#" + mapName + "]" )[0]; + return !!img && visible( img ); + } + return ( /input|select|textarea|button|object/.test( nodeName ) + ? !element.disabled + : "a" == nodeName + ? element.href || !isNaN( tabIndex ) + : !isNaN( tabIndex )) + // the element and all of its ancestors must be visible + && visible( element ); + }, + + tabbable: function( element ) { + var tabIndex = $.attr( element, "tabindex" ); + return ( isNaN( tabIndex ) || tabIndex >= 0 ) && $( element ).is( ":focusable" ); + } +}); + +// support +$(function() { + var body = document.body, + div = body.appendChild( div = document.createElement( "div" ) ); + + $.extend( div.style, { + minHeight: "100px", + height: "auto", + padding: 0, + borderWidth: 0 + }); + + $.support.minHeight = div.offsetHeight === 100; + $.support.selectstart = "onselectstart" in div; + + // set display to none to avoid a layout bug in IE + // http://dev.jquery.com/ticket/4014 + body.removeChild( div ).style.display = "none"; +}); + + + + + +// deprecated +$.extend( $.ui, { + // $.ui.plugin is deprecated. Use the proxy pattern instead. + plugin: { + add: function( module, option, set ) { + var proto = $.ui[ module ].prototype; + for ( var i in set ) { + proto.plugins[ i ] = proto.plugins[ i ] || []; + proto.plugins[ i ].push( [ option, set[ i ] ] ); + } + }, + call: function( instance, name, args ) { + var set = instance.plugins[ name ]; + if ( !set || !instance.element[ 0 ].parentNode ) { + return; + } + + for ( var i = 0; i < set.length; i++ ) { + if ( instance.options[ set[ i ][ 0 ] ] ) { + set[ i ][ 1 ].apply( instance.element, args ); + } + } + } + }, + + // will be deprecated when we switch to jQuery 1.4 - use jQuery.contains() + contains: function( a, b ) { + return document.compareDocumentPosition ? + a.compareDocumentPosition( b ) & 16 : + a !== b && a.contains( b ); + }, + + // only used by resizable + hasScroll: function( el, a ) { + + //If overflow is hidden, the element might have extra content, but the user wants to hide it + if ( $( el ).css( "overflow" ) === "hidden") { + return false; + } + + var scroll = ( a && a === "left" ) ? "scrollLeft" : "scrollTop", + has = false; + + if ( el[ scroll ] > 0 ) { + return true; + } + + // TODO: determine which cases actually cause this to happen + // if the element doesn't have the scroll set, see if it's possible to + // set the scroll + el[ scroll ] = 1; + has = ( el[ scroll ] > 0 ); + el[ scroll ] = 0; + return has; + }, + + // these are odd functions, fix the API or move into individual plugins + isOverAxis: function( x, reference, size ) { + //Determines when x coordinate is over "b" element axis + return ( x > reference ) && ( x < ( reference + size ) ); + }, + isOver: function( y, x, top, left, height, width ) { + //Determines when x, y coordinates is over "b" element + return $.ui.isOverAxis( y, top, height ) && $.ui.isOverAxis( x, left, width ); + } +}); + +})( jQuery ); + +/* BEGIN jquery.ui.widjet.js */ +(function( $, undefined ) { + +// jQuery 1.4+ +if ( $.cleanData ) { + var _cleanData = $.cleanData; + $.cleanData = function( elems ) { + for ( var i = 0, elem; (elem = elems[i]) != null; i++ ) { + $( elem ).triggerHandler( "remove" ); + } + _cleanData( elems ); + }; +} else { + var _remove = $.fn.remove; + $.fn.remove = function( selector, keepData ) { + return this.each(function() { + if ( !keepData ) { + if ( !selector || $.filter( selector, [ this ] ).length ) { + $( "*", this ).add( [ this ] ).each(function() { + $( this ).triggerHandler( "remove" ); + }); + } + } + return _remove.call( $(this), selector, keepData ); + }); + }; +} + +$.widget = function( name, base, prototype ) { + var namespace = name.split( "." )[ 0 ], + fullName; + name = name.split( "." )[ 1 ]; + fullName = namespace + "-" + name; + + if ( !prototype ) { + prototype = base; + base = $.Widget; + } + + // create selector for plugin + $.expr[ ":" ][ fullName ] = function( elem ) { + return !!$.data( elem, name ); + }; + + $[ namespace ] = $[ namespace ] || {}; + $[ namespace ][ name ] = function( options, element ) { + // allow instantiation without initializing for simple inheritance + if ( arguments.length ) { + this._createWidget( options, element ); + } + }; + + var basePrototype = new base(); + // we need to make the options hash a property directly on the new instance + // otherwise we'll modify the options hash on the prototype that we're + // inheriting from +// $.each( basePrototype, function( key, val ) { +// if ( $.isPlainObject(val) ) { +// basePrototype[ key ] = $.extend( {}, val ); +// } +// }); + basePrototype.options = $.extend( true, {}, basePrototype.options ); + $[ namespace ][ name ].prototype = $.extend( true, basePrototype, { + namespace: namespace, + widgetName: name, + widgetEventPrefix: $[ namespace ][ name ].prototype.widgetEventPrefix || name, + widgetBaseClass: fullName + }, prototype ); + + $.widget.bridge( name, $[ namespace ][ name ] ); +}; + +$.widget.bridge = function( name, object ) { + $.fn[ name ] = function( options ) { + var isMethodCall = typeof options === "string", + args = Array.prototype.slice.call( arguments, 1 ), + returnValue = this; + + // allow multiple hashes to be passed on init + options = !isMethodCall && args.length ? + $.extend.apply( null, [ true, options ].concat(args) ) : + options; + + // prevent calls to internal methods + if ( isMethodCall && options.charAt( 0 ) === "_" ) { + return returnValue; + } + + if ( isMethodCall ) { + this.each(function() { + var instance = $.data( this, name ), + methodValue = instance && $.isFunction( instance[options] ) ? + instance[ options ].apply( instance, args ) : + instance; + // TODO: add this back in 1.9 and use $.error() (see #5972) +// if ( !instance ) { +// throw "cannot call methods on " + name + " prior to initialization; " + +// "attempted to call method '" + options + "'"; +// } +// if ( !$.isFunction( instance[options] ) ) { +// throw "no such method '" + options + "' for " + name + " widget instance"; +// } +// var methodValue = instance[ options ].apply( instance, args ); + if ( methodValue !== instance && methodValue !== undefined ) { + returnValue = methodValue; + return false; + } + }); + } else { + this.each(function() { + var instance = $.data( this, name ); + if ( instance ) { + instance.option( options || {} )._init(); + } else { + $.data( this, name, new object( options, this ) ); + } + }); + } + + return returnValue; + }; +}; + +$.Widget = function( options, element ) { + // allow instantiation without initializing for simple inheritance + if ( arguments.length ) { + this._createWidget( options, element ); + } +}; + +$.Widget.prototype = { + widgetName: "widget", + widgetEventPrefix: "", + options: { + disabled: false + }, + _createWidget: function( options, element ) { + // $.widget.bridge stores the plugin instance, but we do it anyway + // so that it's stored even before the _create function runs + $.data( element, this.widgetName, this ); + this.element = $( element ); + this.options = $.extend( true, {}, + this.options, + this._getCreateOptions(), + options ); + + var self = this; + this.element.bind( "remove." + this.widgetName, function() { + self.destroy(); + }); + + this._create(); + this._trigger( "create" ); + this._init(); + }, + _getCreateOptions: function() { + return $.metadata && $.metadata.get( this.element[0] )[ this.widgetName ]; + }, + _create: function() {}, + _init: function() {}, + + destroy: function() { + this.element + .unbind( "." + this.widgetName ) + .removeData( this.widgetName ); + this.widget() + .unbind( "." + this.widgetName ) + .removeAttr( "aria-disabled" ) + .removeClass( + this.widgetBaseClass + "-disabled " + + "ui-state-disabled" ); + }, + + widget: function() { + return this.element; + }, + + option: function( key, value ) { + var options = key; + + if ( arguments.length === 0 ) { + // don't return a reference to the internal hash + return $.extend( {}, this.options ); + } + + if (typeof key === "string" ) { + if ( value === undefined ) { + return this.options[ key ]; + } + options = {}; + options[ key ] = value; + } + + this._setOptions( options ); + + return this; + }, + _setOptions: function( options ) { + var self = this; + $.each( options, function( key, value ) { + self._setOption( key, value ); + }); + + return this; + }, + _setOption: function( key, value ) { + this.options[ key ] = value; + + if ( key === "disabled" ) { + this.widget() + [ value ? "addClass" : "removeClass"]( + this.widgetBaseClass + "-disabled" + " " + + "ui-state-disabled" ) + .attr( "aria-disabled", value ); + } + + return this; + }, + + enable: function() { + return this._setOption( "disabled", false ); + }, + disable: function() { + return this._setOption( "disabled", true ); + }, + + _trigger: function( type, event, data ) { + var callback = this.options[ type ]; + + event = $.Event( event ); + event.type = ( type === this.widgetEventPrefix ? + type : + this.widgetEventPrefix + type ).toLowerCase(); + data = data || {}; + + // copy original event properties over to the new event + // this would happen if we could call $.event.fix instead of $.Event + // but we don't have a way to force an event to be fixed multiple times + if ( event.originalEvent ) { + for ( var i = $.event.props.length, prop; i; ) { + prop = $.event.props[ --i ]; + event[ prop ] = event.originalEvent[ prop ]; + } + } + + this.element.trigger( event, data ); + + return !( $.isFunction(callback) && + callback.call( this.element[0], event, data ) === false || + event.isDefaultPrevented() ); + } +}; + +})( jQuery ); + +/* BEGIN jquery.ui.mouse.js */ +(function( $, undefined ) { + +$.widget("ui.mouse", { + options: { + cancel: ':input,option', + distance: 1, + delay: 0 + }, + _mouseInit: function() { + var self = this; + + this.element + .bind('mousedown.'+this.widgetName, function(event) { + return self._mouseDown(event); + }) + .bind('click.'+this.widgetName, function(event) { + if (true === $.data(event.target, self.widgetName + '.preventClickEvent')) { + $.removeData(event.target, self.widgetName + '.preventClickEvent'); + event.stopImmediatePropagation(); + return false; + } + }); + + this.started = false; + }, + + // TODO: make sure destroying one instance of mouse doesn't mess with + // other instances of mouse + _mouseDestroy: function() { + this.element.unbind('.'+this.widgetName); + }, + + _mouseDown: function(event) { + // don't let more than one widget handle mouseStart + // TODO: figure out why we have to use originalEvent + event.originalEvent = event.originalEvent || {}; + if (event.originalEvent.mouseHandled) { return; } + + // we may have missed mouseup (out of window) + (this._mouseStarted && this._mouseUp(event)); + + this._mouseDownEvent = event; + + var self = this, + btnIsLeft = (event.which == 1), + elIsCancel = (typeof this.options.cancel == "string" ? $(event.target).parents().add(event.target).filter(this.options.cancel).length : false); + if (!btnIsLeft || elIsCancel || !this._mouseCapture(event)) { + return true; + } + + this.mouseDelayMet = !this.options.delay; + if (!this.mouseDelayMet) { + this._mouseDelayTimer = setTimeout(function() { + self.mouseDelayMet = true; + }, this.options.delay); + } + + if (this._mouseDistanceMet(event) && this._mouseDelayMet(event)) { + this._mouseStarted = (this._mouseStart(event) !== false); + if (!this._mouseStarted) { + event.preventDefault(); + return true; + } + } + + // these delegates are required to keep context + this._mouseMoveDelegate = function(event) { + return self._mouseMove(event); + }; + this._mouseUpDelegate = function(event) { + return self._mouseUp(event); + }; + $(document) + .bind('mousemove.'+this.widgetName, this._mouseMoveDelegate) + .bind('mouseup.'+this.widgetName, this._mouseUpDelegate); + + event.preventDefault(); + event.originalEvent.mouseHandled = true; + return true; + }, + + _mouseMove: function(event) { + // IE mouseup check - mouseup happened when mouse was out of window + if ($.browser.msie && !(document.documentMode >= 9) && !event.button) { + return this._mouseUp(event); + } + + if (this._mouseStarted) { + this._mouseDrag(event); + return event.preventDefault(); + } + + if (this._mouseDistanceMet(event) && this._mouseDelayMet(event)) { + this._mouseStarted = + (this._mouseStart(this._mouseDownEvent, event) !== false); + (this._mouseStarted ? this._mouseDrag(event) : this._mouseUp(event)); + } + + return !this._mouseStarted; + }, + + _mouseUp: function(event) { + $(document) + .unbind('mousemove.'+this.widgetName, this._mouseMoveDelegate) + .unbind('mouseup.'+this.widgetName, this._mouseUpDelegate); + + if (this._mouseStarted) { + this._mouseStarted = false; + + if (event.target == this._mouseDownEvent.target) { + $.data(event.target, this.widgetName + '.preventClickEvent', true); + } + + this._mouseStop(event); + } + + return false; + }, + + _mouseDistanceMet: function(event) { + return (Math.max( + Math.abs(this._mouseDownEvent.pageX - event.pageX), + Math.abs(this._mouseDownEvent.pageY - event.pageY) + ) >= this.options.distance + ); + }, + + _mouseDelayMet: function(event) { + return this.mouseDelayMet; + }, + + // These are placeholder methods, to be overriden by extending plugin + _mouseStart: function(event) {}, + _mouseDrag: function(event) {}, + _mouseStop: function(event) {}, + _mouseCapture: function(event) { return true; } +}); + +})(jQuery); + +/* BEGIN jquery.ui.position.js */ +(function( $, undefined ) { + +$.ui = $.ui || {}; + +var horizontalPositions = /left|center|right/, + verticalPositions = /top|center|bottom/, + center = "center", + _position = $.fn.position, + _offset = $.fn.offset; + +$.fn.position = function( options ) { + if ( !options || !options.of ) { + return _position.apply( this, arguments ); + } + + // make a copy, we don't want to modify arguments + options = $.extend( {}, options ); + + var target = $( options.of ), + targetElem = target[0], + collision = ( options.collision || "flip" ).split( " " ), + offset = options.offset ? options.offset.split( " " ) : [ 0, 0 ], + targetWidth, + targetHeight, + basePosition; + + if ( targetElem.nodeType === 9 ) { + targetWidth = target.width(); + targetHeight = target.height(); + basePosition = { top: 0, left: 0 }; + // TODO: use $.isWindow() in 1.9 + } else if ( targetElem.setTimeout ) { + targetWidth = target.width(); + targetHeight = target.height(); + basePosition = { top: target.scrollTop(), left: target.scrollLeft() }; + } else if ( targetElem.preventDefault ) { + // force left top to allow flipping + options.at = "left top"; + targetWidth = targetHeight = 0; + basePosition = { top: options.of.pageY, left: options.of.pageX }; + } else { + targetWidth = target.outerWidth(); + targetHeight = target.outerHeight(); + basePosition = target.offset(); + } + + // force my and at to have valid horizontal and veritcal positions + // if a value is missing or invalid, it will be converted to center + $.each( [ "my", "at" ], function() { + var pos = ( options[this] || "" ).split( " " ); + if ( pos.length === 1) { + pos = horizontalPositions.test( pos[0] ) ? + pos.concat( [center] ) : + verticalPositions.test( pos[0] ) ? + [ center ].concat( pos ) : + [ center, center ]; + } + pos[ 0 ] = horizontalPositions.test( pos[0] ) ? pos[ 0 ] : center; + pos[ 1 ] = verticalPositions.test( pos[1] ) ? pos[ 1 ] : center; + options[ this ] = pos; + }); + + // normalize collision option + if ( collision.length === 1 ) { + collision[ 1 ] = collision[ 0 ]; + } + + // normalize offset option + offset[ 0 ] = parseInt( offset[0], 10 ) || 0; + if ( offset.length === 1 ) { + offset[ 1 ] = offset[ 0 ]; + } + offset[ 1 ] = parseInt( offset[1], 10 ) || 0; + + if ( options.at[0] === "right" ) { + basePosition.left += targetWidth; + } else if ( options.at[0] === center ) { + basePosition.left += targetWidth / 2; + } + + if ( options.at[1] === "bottom" ) { + basePosition.top += targetHeight; + } else if ( options.at[1] === center ) { + basePosition.top += targetHeight / 2; + } + + basePosition.left += offset[ 0 ]; + basePosition.top += offset[ 1 ]; + + return this.each(function() { + var elem = $( this ), + elemWidth = elem.outerWidth(), + elemHeight = elem.outerHeight(), + marginLeft = parseInt( $.curCSS( this, "marginLeft", true ) ) || 0, + marginTop = parseInt( $.curCSS( this, "marginTop", true ) ) || 0, + collisionWidth = elemWidth + marginLeft + + ( parseInt( $.curCSS( this, "marginRight", true ) ) || 0 ), + collisionHeight = elemHeight + marginTop + + ( parseInt( $.curCSS( this, "marginBottom", true ) ) || 0 ), + position = $.extend( {}, basePosition ), + collisionPosition; + + if ( options.my[0] === "right" ) { + position.left -= elemWidth; + } else if ( options.my[0] === center ) { + position.left -= elemWidth / 2; + } + + if ( options.my[1] === "bottom" ) { + position.top -= elemHeight; + } else if ( options.my[1] === center ) { + position.top -= elemHeight / 2; + } + + // prevent fractions (see #5280) + position.left = Math.round( position.left ); + position.top = Math.round( position.top ); + + collisionPosition = { + left: position.left - marginLeft, + top: position.top - marginTop + }; + + $.each( [ "left", "top" ], function( i, dir ) { + if ( $.ui.position[ collision[i] ] ) { + $.ui.position[ collision[i] ][ dir ]( position, { + targetWidth: targetWidth, + targetHeight: targetHeight, + elemWidth: elemWidth, + elemHeight: elemHeight, + collisionPosition: collisionPosition, + collisionWidth: collisionWidth, + collisionHeight: collisionHeight, + offset: offset, + my: options.my, + at: options.at + }); + } + }); + + if ( $.fn.bgiframe ) { + elem.bgiframe(); + } + elem.offset( $.extend( position, { using: options.using } ) ); + }); +}; + +$.ui.position = { + fit: { + left: function( position, data ) { + var win = $( window ), + over = data.collisionPosition.left + data.collisionWidth - win.width() - win.scrollLeft(); + position.left = over > 0 ? position.left - over : Math.max( position.left - data.collisionPosition.left, position.left ); + }, + top: function( position, data ) { + var win = $( window ), + over = data.collisionPosition.top + data.collisionHeight - win.height() - win.scrollTop(); + position.top = over > 0 ? position.top - over : Math.max( position.top - data.collisionPosition.top, position.top ); + } + }, + + flip: { + left: function( position, data ) { + if ( data.at[0] === center ) { + return; + } + var win = $( window ), + over = data.collisionPosition.left + data.collisionWidth - win.width() - win.scrollLeft(), + myOffset = data.my[ 0 ] === "left" ? + -data.elemWidth : + data.my[ 0 ] === "right" ? + data.elemWidth : + 0, + atOffset = data.at[ 0 ] === "left" ? + data.targetWidth : + -data.targetWidth, + offset = -2 * data.offset[ 0 ]; + position.left += data.collisionPosition.left < 0 ? + myOffset + atOffset + offset : + over > 0 ? + myOffset + atOffset + offset : + 0; + }, + top: function( position, data ) { + if ( data.at[1] === center ) { + return; + } + var win = $( window ), + over = data.collisionPosition.top + data.collisionHeight - win.height() - win.scrollTop(), + myOffset = data.my[ 1 ] === "top" ? + -data.elemHeight : + data.my[ 1 ] === "bottom" ? + data.elemHeight : + 0, + atOffset = data.at[ 1 ] === "top" ? + data.targetHeight : + -data.targetHeight, + offset = -2 * data.offset[ 1 ]; + position.top += data.collisionPosition.top < 0 ? + myOffset + atOffset + offset : + over > 0 ? + myOffset + atOffset + offset : + 0; + } + } +}; + +// offset setter from jQuery 1.4 +if ( !$.offset.setOffset ) { + $.offset.setOffset = function( elem, options ) { + // set position first, in-case top/left are set even on static elem + if ( /static/.test( $.curCSS( elem, "position" ) ) ) { + elem.style.position = "relative"; + } + var curElem = $( elem ), + curOffset = curElem.offset(), + curTop = parseInt( $.curCSS( elem, "top", true ), 10 ) || 0, + curLeft = parseInt( $.curCSS( elem, "left", true ), 10) || 0, + props = { + top: (options.top - curOffset.top) + curTop, + left: (options.left - curOffset.left) + curLeft + }; + + if ( 'using' in options ) { + options.using.call( elem, props ); + } else { + curElem.css( props ); + } + }; + + $.fn.offset = function( options ) { + var elem = this[ 0 ]; + if ( !elem || !elem.ownerDocument ) { return null; } + if ( options ) { + return this.each(function() { + $.offset.setOffset( this, options ); + }); + } + return _offset.call( this ); + }; +} + +}( jQuery )); |