--- /dev/null
+/*!
+ * jQuery UI Dialog 1.9.2
+ * http://jqueryui.com
+ *
+ * Copyright 2012 jQuery Foundation and other contributors
+ * Released under the MIT license.
+ * http://jquery.org/license
+ *
+ * http://api.jqueryui.com/dialog/
+ *
+ * Depends:
+ * jquery.ui.core.js
+ * jquery.ui.widget.js
+ * jquery.ui.button.js
+ * jquery.ui.draggable.js
+ * jquery.ui.mouse.js
+ * jquery.ui.position.js
+ * jquery.ui.resizable.js
+ */
+(function( $, undefined ) {
+
+var uiDialogClasses = "ui-dialog ui-widget ui-widget-content ui-corner-all ",
+ sizeRelatedOptions = {
+ buttons: true,
+ height: true,
+ maxHeight: true,
+ maxWidth: true,
+ minHeight: true,
+ minWidth: true,
+ width: true
+ },
+ resizableRelatedOptions = {
+ maxHeight: true,
+ maxWidth: true,
+ minHeight: true,
+ minWidth: true
+ };
+
+$.widget("ui.dialog", {
+ version: "1.9.2",
+ options: {
+ autoOpen: true,
+ buttons: {},
+ closeOnEscape: true,
+ closeText: "close",
+ dialogClass: "",
+ draggable: true,
+ hide: null,
+ height: "auto",
+ maxHeight: false,
+ maxWidth: false,
+ minHeight: 150,
+ minWidth: 150,
+ modal: false,
+ position: {
+ my: "center",
+ at: "center",
+ of: window,
+ collision: "fit",
+ // ensure that the titlebar is never outside the document
+ using: function( pos ) {
+ var topOffset = $( this ).css( pos ).offset().top;
+ if ( topOffset < 0 ) {
+ $( this ).css( "top", pos.top - topOffset );
+ }
+ }
+ },
+ resizable: true,
+ show: null,
+ stack: true,
+ title: "",
+ width: 300,
+ zIndex: 1000
+ },
+
+ _create: function() {
+ this.originalTitle = this.element.attr( "title" );
+ // #5742 - .attr() might return a DOMElement
+ if ( typeof this.originalTitle !== "string" ) {
+ this.originalTitle = "";
+ }
+ this.oldPosition = {
+ parent: this.element.parent(),
+ index: this.element.parent().children().index( this.element )
+ };
+ this.options.title = this.options.title || this.originalTitle;
+ var that = this,
+ options = this.options,
+
+ title = options.title || " ",
+ uiDialog,
+ uiDialogTitlebar,
+ uiDialogTitlebarClose,
+ uiDialogTitle,
+ uiDialogButtonPane;
+
+ uiDialog = ( this.uiDialog = $( "<div>" ) )
+ .addClass( uiDialogClasses + options.dialogClass )
+ .css({
+ display: "none",
+ outline: 0, // TODO: move to stylesheet
+ zIndex: options.zIndex
+ })
+ // setting tabIndex makes the div focusable
+ .attr( "tabIndex", -1)
+ .keydown(function( event ) {
+ if ( options.closeOnEscape && !event.isDefaultPrevented() && event.keyCode &&
+ event.keyCode === $.ui.keyCode.ESCAPE ) {
+ that.close( event );
+ event.preventDefault();
+ }
+ })
+ .mousedown(function( event ) {
+ that.moveToTop( false, event );
+ })
+ .appendTo( "body" );
+
+ this.element
+ .show()
+ .removeAttr( "title" )
+ .addClass( "ui-dialog-content ui-widget-content" )
+ .appendTo( uiDialog );
+
+ uiDialogTitlebar = ( this.uiDialogTitlebar = $( "<div>" ) )
+ .addClass( "ui-dialog-titlebar ui-widget-header " +
+ "ui-corner-all ui-helper-clearfix" )
+ .bind( "mousedown", function() {
+ // Dialog isn't getting focus when dragging (#8063)
+ uiDialog.focus();
+ })
+ .prependTo( uiDialog );
+
+ uiDialogTitlebarClose = $( "<a href='#'></a>" )
+ .addClass( "ui-dialog-titlebar-close ui-corner-all" )
+ .attr( "role", "button" )
+ .click(function( event ) {
+ event.preventDefault();
+ that.close( event );
+ })
+ .appendTo( uiDialogTitlebar );
+
+ ( this.uiDialogTitlebarCloseText = $( "<span>" ) )
+ .addClass( "ui-icon ui-icon-closethick" )
+ .text( options.closeText )
+ .appendTo( uiDialogTitlebarClose );
+
+ uiDialogTitle = $( "<span>" )
+ .uniqueId()
+ .addClass( "ui-dialog-title" )
+ .html( title )
+ .prependTo( uiDialogTitlebar );
+
+ uiDialogButtonPane = ( this.uiDialogButtonPane = $( "<div>" ) )
+ .addClass( "ui-dialog-buttonpane ui-widget-content ui-helper-clearfix" );
+
+ ( this.uiButtonSet = $( "<div>" ) )
+ .addClass( "ui-dialog-buttonset" )
+ .appendTo( uiDialogButtonPane );
+
+ uiDialog.attr({
+ role: "dialog",
+ "aria-labelledby": uiDialogTitle.attr( "id" )
+ });
+
+ uiDialogTitlebar.find( "*" ).add( uiDialogTitlebar ).disableSelection();
+ this._hoverable( uiDialogTitlebarClose );
+ this._focusable( uiDialogTitlebarClose );
+
+ if ( options.draggable && $.fn.draggable ) {
+ this._makeDraggable();
+ }
+ if ( options.resizable && $.fn.resizable ) {
+ this._makeResizable();
+ }
+
+ this._createButtons( options.buttons );
+ this._isOpen = false;
+
+ if ( $.fn.bgiframe ) {
+ uiDialog.bgiframe();
+ }
+
+ // prevent tabbing out of modal dialogs
+ this._on( uiDialog, { keydown: function( event ) {
+ if ( !options.modal || event.keyCode !== $.ui.keyCode.TAB ) {
+ return;
+ }
+
+ var tabbables = $( ":tabbable", uiDialog ),
+ first = tabbables.filter( ":first" ),
+ last = tabbables.filter( ":last" );
+
+ if ( event.target === last[0] && !event.shiftKey ) {
+ first.focus( 1 );
+ return false;
+ } else if ( event.target === first[0] && event.shiftKey ) {
+ last.focus( 1 );
+ return false;
+ }
+ }});
+ },
+
+ _init: function() {
+ if ( this.options.autoOpen ) {
+ this.open();
+ }
+ },
+
+ _destroy: function() {
+ var next,
+ oldPosition = this.oldPosition;
+
+ if ( this.overlay ) {
+ this.overlay.destroy();
+ }
+ this.uiDialog.hide();
+ this.element
+ .removeClass( "ui-dialog-content ui-widget-content" )
+ .hide()
+ .appendTo( "body" );
+ this.uiDialog.remove();
+
+ if ( this.originalTitle ) {
+ this.element.attr( "title", this.originalTitle );
+ }
+
+ next = oldPosition.parent.children().eq( oldPosition.index );
+ // Don't try to place the dialog next to itself (#8613)
+ if ( next.length && next[ 0 ] !== this.element[ 0 ] ) {
+ next.before( this.element );
+ } else {
+ oldPosition.parent.append( this.element );
+ }
+ },
+
+ widget: function() {
+ return this.uiDialog;
+ },
+
+ close: function( event ) {
+ var that = this,
+ maxZ, thisZ;
+
+ if ( !this._isOpen ) {
+ return;
+ }
+
+ if ( false === this._trigger( "beforeClose", event ) ) {
+ return;
+ }
+
+ this._isOpen = false;
+
+ if ( this.overlay ) {
+ this.overlay.destroy();
+ }
+
+ if ( this.options.hide ) {
+ this._hide( this.uiDialog, this.options.hide, function() {
+ that._trigger( "close", event );
+ });
+ } else {
+ this.uiDialog.hide();
+ this._trigger( "close", event );
+ }
+
+ $.ui.dialog.overlay.resize();
+
+ // adjust the maxZ to allow other modal dialogs to continue to work (see #4309)
+ if ( this.options.modal ) {
+ maxZ = 0;
+ $( ".ui-dialog" ).each(function() {
+ if ( this !== that.uiDialog[0] ) {
+ thisZ = $( this ).css( "z-index" );
+ if ( !isNaN( thisZ ) ) {
+ maxZ = Math.max( maxZ, thisZ );
+ }
+ }
+ });
+ $.ui.dialog.maxZ = maxZ;
+ }
+
+ return this;
+ },
+
+ isOpen: function() {
+ return this._isOpen;
+ },
+
+ // the force parameter allows us to move modal dialogs to their correct
+ // position on open
+ moveToTop: function( force, event ) {
+ var options = this.options,
+ saveScroll;
+
+ if ( ( options.modal && !force ) ||
+ ( !options.stack && !options.modal ) ) {
+ return this._trigger( "focus", event );
+ }
+
+ if ( options.zIndex > $.ui.dialog.maxZ ) {
+ $.ui.dialog.maxZ = options.zIndex;
+ }
+ if ( this.overlay ) {
+ $.ui.dialog.maxZ += 1;
+ $.ui.dialog.overlay.maxZ = $.ui.dialog.maxZ;
+ this.overlay.$el.css( "z-index", $.ui.dialog.overlay.maxZ );
+ }
+
+ // Save and then restore scroll
+ // Opera 9.5+ resets when parent z-index is changed.
+ // http://bugs.jqueryui.com/ticket/3193
+ saveScroll = {
+ scrollTop: this.element.scrollTop(),
+ scrollLeft: this.element.scrollLeft()
+ };
+ $.ui.dialog.maxZ += 1;
+ this.uiDialog.css( "z-index", $.ui.dialog.maxZ );
+ this.element.attr( saveScroll );
+ this._trigger( "focus", event );
+
+ return this;
+ },
+
+ open: function() {
+ if ( this._isOpen ) {
+ return;
+ }
+
+ var hasFocus,
+ options = this.options,
+ uiDialog = this.uiDialog;
+
+ this._size();
+ this._position( options.position );
+ uiDialog.show( options.show );
+ this.overlay = options.modal ? new $.ui.dialog.overlay( this ) : null;
+ this.moveToTop( true );
+
+ // set focus to the first tabbable element in the content area or the first button
+ // if there are no tabbable elements, set focus on the dialog itself
+ hasFocus = this.element.find( ":tabbable" );
+ if ( !hasFocus.length ) {
+ hasFocus = this.uiDialogButtonPane.find( ":tabbable" );
+ if ( !hasFocus.length ) {
+ hasFocus = uiDialog;
+ }
+ }
+ hasFocus.eq( 0 ).focus();
+
+ this._isOpen = true;
+ this._trigger( "open" );
+
+ return this;
+ },
+
+ _createButtons: function( buttons ) {
+ var that = this,
+ hasButtons = false;
+
+ // if we already have a button pane, remove it
+ this.uiDialogButtonPane.remove();
+ this.uiButtonSet.empty();
+
+ if ( typeof buttons === "object" && buttons !== null ) {
+ $.each( buttons, function() {
+ return !(hasButtons = true);
+ });
+ }
+ if ( hasButtons ) {
+ $.each( buttons, function( name, props ) {
+ var button, click;
+ props = $.isFunction( props ) ?
+ { click: props, text: name } :
+ props;
+ // Default to a non-submitting button
+ props = $.extend( { type: "button" }, props );
+ // Change the context for the click callback to be the main element
+ click = props.click;
+ props.click = function() {
+ click.apply( that.element[0], arguments );
+ };
+ button = $( "<button></button>", props )
+ .appendTo( that.uiButtonSet );
+ if ( $.fn.button ) {
+ button.button();
+ }
+ });
+ this.uiDialog.addClass( "ui-dialog-buttons" );
+ this.uiDialogButtonPane.appendTo( this.uiDialog );
+ } else {
+ this.uiDialog.removeClass( "ui-dialog-buttons" );
+ }
+ },
+
+ _makeDraggable: function() {
+ var that = this,
+ options = this.options;
+
+ function filteredUi( ui ) {
+ return {
+ position: ui.position,
+ offset: ui.offset
+ };
+ }
+
+ this.uiDialog.draggable({
+ cancel: ".ui-dialog-content, .ui-dialog-titlebar-close",
+ handle: ".ui-dialog-titlebar",
+ containment: "document",
+ start: function( event, ui ) {
+ $( this )
+ .addClass( "ui-dialog-dragging" );
+ that._trigger( "dragStart", event, filteredUi( ui ) );
+ },
+ drag: function( event, ui ) {
+ that._trigger( "drag", event, filteredUi( ui ) );
+ },
+ stop: function( event, ui ) {
+ options.position = [
+ ui.position.left - that.document.scrollLeft(),
+ ui.position.top - that.document.scrollTop()
+ ];
+ $( this )
+ .removeClass( "ui-dialog-dragging" );
+ that._trigger( "dragStop", event, filteredUi( ui ) );
+ $.ui.dialog.overlay.resize();
+ }
+ });
+ },
+
+ _makeResizable: function( handles ) {
+ handles = (handles === undefined ? this.options.resizable : handles);
+ var that = this,
+ options = this.options,
+ // .ui-resizable has position: relative defined in the stylesheet
+ // but dialogs have to use absolute or fixed positioning
+ position = this.uiDialog.css( "position" ),
+ resizeHandles = typeof handles === 'string' ?
+ handles :
+ "n,e,s,w,se,sw,ne,nw";
+
+ function filteredUi( ui ) {
+ return {
+ originalPosition: ui.originalPosition,
+ originalSize: ui.originalSize,
+ position: ui.position,
+ size: ui.size
+ };
+ }
+
+ this.uiDialog.resizable({
+ cancel: ".ui-dialog-content",
+ containment: "document",
+ alsoResize: this.element,
+ maxWidth: options.maxWidth,
+ maxHeight: options.maxHeight,
+ minWidth: options.minWidth,
+ minHeight: this._minHeight(),
+ handles: resizeHandles,
+ start: function( event, ui ) {
+ $( this ).addClass( "ui-dialog-resizing" );
+ that._trigger( "resizeStart", event, filteredUi( ui ) );
+ },
+ resize: function( event, ui ) {
+ that._trigger( "resize", event, filteredUi( ui ) );
+ },
+ stop: function( event, ui ) {
+ $( this ).removeClass( "ui-dialog-resizing" );
+ options.height = $( this ).height();
+ options.width = $( this ).width();
+ that._trigger( "resizeStop", event, filteredUi( ui ) );
+ $.ui.dialog.overlay.resize();
+ }
+ })
+ .css( "position", position )
+ .find( ".ui-resizable-se" )
+ .addClass( "ui-icon ui-icon-grip-diagonal-se" );
+ },
+
+ _minHeight: function() {
+ var options = this.options;
+
+ if ( options.height === "auto" ) {
+ return options.minHeight;
+ } else {
+ return Math.min( options.minHeight, options.height );
+ }
+ },
+
+ _position: function( position ) {
+ var myAt = [],
+ offset = [ 0, 0 ],
+ isVisible;
+
+ if ( position ) {
+ // deep extending converts arrays to objects in jQuery <= 1.3.2 :-(
+ // if (typeof position == 'string' || $.isArray(position)) {
+ // myAt = $.isArray(position) ? position : position.split(' ');
+
+ if ( typeof position === "string" || (typeof position === "object" && "0" in position ) ) {
+ myAt = position.split ? position.split( " " ) : [ position[ 0 ], position[ 1 ] ];
+ if ( myAt.length === 1 ) {
+ myAt[ 1 ] = myAt[ 0 ];
+ }
+
+ $.each( [ "left", "top" ], function( i, offsetPosition ) {
+ if ( +myAt[ i ] === myAt[ i ] ) {
+ offset[ i ] = myAt[ i ];
+ myAt[ i ] = offsetPosition;
+ }
+ });
+
+ position = {
+ my: myAt[0] + (offset[0] < 0 ? offset[0] : "+" + offset[0]) + " " +
+ myAt[1] + (offset[1] < 0 ? offset[1] : "+" + offset[1]),
+ at: myAt.join( " " )
+ };
+ }
+
+ position = $.extend( {}, $.ui.dialog.prototype.options.position, position );
+ } else {
+ position = $.ui.dialog.prototype.options.position;
+ }
+
+ // need to show the dialog to get the actual offset in the position plugin
+ isVisible = this.uiDialog.is( ":visible" );
+ if ( !isVisible ) {
+ this.uiDialog.show();
+ }
+ this.uiDialog.position( position );
+ if ( !isVisible ) {
+ this.uiDialog.hide();
+ }
+ },
+
+ _setOptions: function( options ) {
+ var that = this,
+ resizableOptions = {},
+ resize = false;
+
+ $.each( options, function( key, value ) {
+ that._setOption( key, value );
+
+ if ( key in sizeRelatedOptions ) {
+ resize = true;
+ }
+ if ( key in resizableRelatedOptions ) {
+ resizableOptions[ key ] = value;
+ }
+ });
+
+ if ( resize ) {
+ this._size();
+ }
+ if ( this.uiDialog.is( ":data(resizable)" ) ) {
+ this.uiDialog.resizable( "option", resizableOptions );
+ }
+ },
+
+ _setOption: function( key, value ) {
+ var isDraggable, isResizable,
+ uiDialog = this.uiDialog;
+
+ switch ( key ) {
+ case "buttons":
+ this._createButtons( value );
+ break;
+ case "closeText":
+ // ensure that we always pass a string
+ this.uiDialogTitlebarCloseText.text( "" + value );
+ break;
+ case "dialogClass":
+ uiDialog
+ .removeClass( this.options.dialogClass )
+ .addClass( uiDialogClasses + value );
+ break;
+ case "disabled":
+ if ( value ) {
+ uiDialog.addClass( "ui-dialog-disabled" );
+ } else {
+ uiDialog.removeClass( "ui-dialog-disabled" );
+ }
+ break;
+ case "draggable":
+ isDraggable = uiDialog.is( ":data(draggable)" );
+ if ( isDraggable && !value ) {
+ uiDialog.draggable( "destroy" );
+ }
+
+ if ( !isDraggable && value ) {
+ this._makeDraggable();
+ }
+ break;
+ case "position":
+ this._position( value );
+ break;
+ case "resizable":
+ // currently resizable, becoming non-resizable
+ isResizable = uiDialog.is( ":data(resizable)" );
+ if ( isResizable && !value ) {
+ uiDialog.resizable( "destroy" );
+ }
+
+ // currently resizable, changing handles
+ if ( isResizable && typeof value === "string" ) {
+ uiDialog.resizable( "option", "handles", value );
+ }
+
+ // currently non-resizable, becoming resizable
+ if ( !isResizable && value !== false ) {
+ this._makeResizable( value );
+ }
+ break;
+ case "title":
+ // convert whatever was passed in o a string, for html() to not throw up
+ $( ".ui-dialog-title", this.uiDialogTitlebar )
+ .html( "" + ( value || " " ) );
+ break;
+ }
+
+ this._super( key, value );
+ },
+
+ _size: function() {
+ /* If the user has resized the dialog, the .ui-dialog and .ui-dialog-content
+ * divs will both have width and height set, so we need to reset them
+ */
+ var nonContentHeight, minContentHeight, autoHeight,
+ options = this.options,
+ isVisible = this.uiDialog.is( ":visible" );
+
+ // reset content sizing
+ this.element.show().css({
+ width: "auto",
+ minHeight: 0,
+ height: 0
+ });
+
+ if ( options.minWidth > options.width ) {
+ options.width = options.minWidth;
+ }
+
+ // reset wrapper sizing
+ // determine the height of all the non-content elements
+ nonContentHeight = this.uiDialog.css({
+ height: "auto",
+ width: options.width
+ })
+ .outerHeight();
+ minContentHeight = Math.max( 0, options.minHeight - nonContentHeight );
+
+ if ( options.height === "auto" ) {
+ // only needed for IE6 support
+ if ( $.support.minHeight ) {
+ this.element.css({
+ minHeight: minContentHeight,
+ height: "auto"
+ });
+ } else {
+ this.uiDialog.show();
+ autoHeight = this.element.css( "height", "auto" ).height();
+ if ( !isVisible ) {
+ this.uiDialog.hide();
+ }
+ this.element.height( Math.max( autoHeight, minContentHeight ) );
+ }
+ } else {
+ this.element.height( Math.max( options.height - nonContentHeight, 0 ) );
+ }
+
+ if (this.uiDialog.is( ":data(resizable)" ) ) {
+ this.uiDialog.resizable( "option", "minHeight", this._minHeight() );
+ }
+ }
+});
+
+$.extend($.ui.dialog, {
+ uuid: 0,
+ maxZ: 0,
+
+ getTitleId: function($el) {
+ var id = $el.attr( "id" );
+ if ( !id ) {
+ this.uuid += 1;
+ id = this.uuid;
+ }
+ return "ui-dialog-title-" + id;
+ },
+
+ overlay: function( dialog ) {
+ this.$el = $.ui.dialog.overlay.create( dialog );
+ }
+});
+
+$.extend( $.ui.dialog.overlay, {
+ instances: [],
+ // reuse old instances due to IE memory leak with alpha transparency (see #5185)
+ oldInstances: [],
+ maxZ: 0,
+ events: $.map(
+ "focus,mousedown,mouseup,keydown,keypress,click".split( "," ),
+ function( event ) {
+ return event + ".dialog-overlay";
+ }
+ ).join( " " ),
+ create: function( dialog ) {
+ if ( this.instances.length === 0 ) {
+ // prevent use of anchors and inputs
+ // we use a setTimeout in case the overlay is created from an
+ // event that we're going to be cancelling (see #2804)
+ setTimeout(function() {
+ // handle $(el).dialog().dialog('close') (see #4065)
+ if ( $.ui.dialog.overlay.instances.length ) {
+ $( document ).bind( $.ui.dialog.overlay.events, function( event ) {
+ // stop events if the z-index of the target is < the z-index of the overlay
+ // we cannot return true when we don't want to cancel the event (#3523)
+ if ( $( event.target ).zIndex() < $.ui.dialog.overlay.maxZ ) {
+ return false;
+ }
+ });
+ }
+ }, 1 );
+
+ // handle window resize
+ $( window ).bind( "resize.dialog-overlay", $.ui.dialog.overlay.resize );
+ }
+
+ var $el = ( this.oldInstances.pop() || $( "<div>" ).addClass( "ui-widget-overlay" ) );
+
+ // allow closing by pressing the escape key
+ $( document ).bind( "keydown.dialog-overlay", function( event ) {
+ var instances = $.ui.dialog.overlay.instances;
+ // only react to the event if we're the top overlay
+ if ( instances.length !== 0 && instances[ instances.length - 1 ] === $el &&
+ dialog.options.closeOnEscape && !event.isDefaultPrevented() && event.keyCode &&
+ event.keyCode === $.ui.keyCode.ESCAPE ) {
+
+ dialog.close( event );
+ event.preventDefault();
+ }
+ });
+
+ $el.appendTo( document.body ).css({
+ width: this.width(),
+ height: this.height()
+ });
+
+ if ( $.fn.bgiframe ) {
+ $el.bgiframe();
+ }
+
+ this.instances.push( $el );
+ return $el;
+ },
+
+ destroy: function( $el ) {
+ var indexOf = $.inArray( $el, this.instances ),
+ maxZ = 0;
+
+ if ( indexOf !== -1 ) {
+ this.oldInstances.push( this.instances.splice( indexOf, 1 )[ 0 ] );
+ }
+
+ if ( this.instances.length === 0 ) {
+ $( [ document, window ] ).unbind( ".dialog-overlay" );
+ }
+
+ $el.height( 0 ).width( 0 ).remove();
+
+ // adjust the maxZ to allow other modal dialogs to continue to work (see #4309)
+ $.each( this.instances, function() {
+ maxZ = Math.max( maxZ, this.css( "z-index" ) );
+ });
+ this.maxZ = maxZ;
+ },
+
+ height: function() {
+ var scrollHeight,
+ offsetHeight;
+ // handle IE
+ if ( $.ui.ie ) {
+ scrollHeight = Math.max(
+ document.documentElement.scrollHeight,
+ document.body.scrollHeight
+ );
+ offsetHeight = Math.max(
+ document.documentElement.offsetHeight,
+ document.body.offsetHeight
+ );
+
+ if ( scrollHeight < offsetHeight ) {
+ return $( window ).height() + "px";
+ } else {
+ return scrollHeight + "px";
+ }
+ // handle "good" browsers
+ } else {
+ return $( document ).height() + "px";
+ }
+ },
+
+ width: function() {
+ var scrollWidth,
+ offsetWidth;
+ // handle IE
+ if ( $.ui.ie ) {
+ scrollWidth = Math.max(
+ document.documentElement.scrollWidth,
+ document.body.scrollWidth
+ );
+ offsetWidth = Math.max(
+ document.documentElement.offsetWidth,
+ document.body.offsetWidth
+ );
+
+ if ( scrollWidth < offsetWidth ) {
+ return $( window ).width() + "px";
+ } else {
+ return scrollWidth + "px";
+ }
+ // handle "good" browsers
+ } else {
+ return $( document ).width() + "px";
+ }
+ },
+
+ resize: function() {
+ /* If the dialog is draggable and the user drags it past the
+ * right edge of the window, the document becomes wider so we
+ * need to stretch the overlay. If the user then drags the
+ * dialog back to the left, the document will become narrower,
+ * so we need to shrink the overlay to the appropriate size.
+ * This is handled by shrinking the overlay before setting it
+ * to the full document size.
+ */
+ var $overlays = $( [] );
+ $.each( $.ui.dialog.overlay.instances, function() {
+ $overlays = $overlays.add( this );
+ });
+
+ $overlays.css({
+ width: 0,
+ height: 0
+ }).css({
+ width: $.ui.dialog.overlay.width(),
+ height: $.ui.dialog.overlay.height()
+ });
+ }
+});
+
+$.extend( $.ui.dialog.overlay.prototype, {
+ destroy: function() {
+ $.ui.dialog.overlay.destroy( this.$el );
+ }
+});
+
+}( jQuery ) );
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