Update to 4.7.3

[perso/Immae/Projets/packagist/ludivine-ckeditor-component.git] / sources / plugins / dialog / plugin.js

/**\r
 * @license Copyright (c) 2003-2017, CKSource - Frederico Knabben. All rights reserved.\r
 * For licensing, see LICENSE.md or http://ckeditor.com/license\r
 */\r
\r
/**\r
 * @fileOverview The floating dialog plugin.\r
 */\r
\r
/**\r
 * No resize for this dialog.\r
 *\r
 * @readonly\r
 * @property {Number} [=0]\r
 * @member CKEDITOR\r
 */\r
CKEDITOR.DIALOG_RESIZE_NONE = 0;\r
\r
/**\r
 * Only allow horizontal resizing for this dialog, disable vertical resizing.\r
 *\r
 * @readonly\r
 * @property {Number} [=1]\r
 * @member CKEDITOR\r
 */\r
CKEDITOR.DIALOG_RESIZE_WIDTH = 1;\r
\r
/**\r
 * Only allow vertical resizing for this dialog, disable horizontal resizing.\r
 *\r
 * @readonly\r
 * @property {Number} [=2]\r
 * @member CKEDITOR\r
 */\r
CKEDITOR.DIALOG_RESIZE_HEIGHT = 2;\r
\r
/**\r
 * Allow the dialog to be resized in both directions.\r
 *\r
 * @readonly\r
 * @property {Number} [=3]\r
 * @member CKEDITOR\r
 */\r
CKEDITOR.DIALOG_RESIZE_BOTH = 3;\r
\r
/**\r
 * Dialog state when idle.\r
 *\r
 * @readonly\r
 * @property {Number} [=1]\r
 * @member CKEDITOR\r
 */\r
CKEDITOR.DIALOG_STATE_IDLE = 1;\r
\r
/**\r
 * Dialog state when busy.\r
 *\r
 * @readonly\r
 * @property {Number} [=2]\r
 * @member CKEDITOR\r
 */\r
CKEDITOR.DIALOG_STATE_BUSY = 2;\r
\r
( function() {\r
	var cssLength = CKEDITOR.tools.cssLength;\r
\r
	function isTabVisible( tabId ) {\r
		return !!this._.tabs[ tabId ][ 0 ].$.offsetHeight;\r
	}\r
\r
	function getPreviousVisibleTab() {\r
		var tabId = this._.currentTabId,\r
			length = this._.tabIdList.length,\r
			tabIndex = CKEDITOR.tools.indexOf( this._.tabIdList, tabId ) + length;\r
\r
		for ( var i = tabIndex - 1; i > tabIndex - length; i-- ) {\r
			if ( isTabVisible.call( this, this._.tabIdList[ i % length ] ) )\r
				return this._.tabIdList[ i % length ];\r
		}\r
\r
		return null;\r
	}\r
\r
	function getNextVisibleTab() {\r
		var tabId = this._.currentTabId,\r
			length = this._.tabIdList.length,\r
			tabIndex = CKEDITOR.tools.indexOf( this._.tabIdList, tabId );\r
\r
		for ( var i = tabIndex + 1; i < tabIndex + length; i++ ) {\r
			if ( isTabVisible.call( this, this._.tabIdList[ i % length ] ) )\r
				return this._.tabIdList[ i % length ];\r
		}\r
\r
		return null;\r
	}\r
\r
\r
	function clearOrRecoverTextInputValue( container, isRecover ) {\r
		var inputs = container.$.getElementsByTagName( 'input' );\r
		for ( var i = 0, length = inputs.length; i < length; i++ ) {\r
			var item = new CKEDITOR.dom.element( inputs[ i ] );\r
\r
			if ( item.getAttribute( 'type' ).toLowerCase() == 'text' ) {\r
				if ( isRecover ) {\r
					item.setAttribute( 'value', item.getCustomData( 'fake_value' ) || '' );\r
					item.removeCustomData( 'fake_value' );\r
				} else {\r
					item.setCustomData( 'fake_value', item.getAttribute( 'value' ) );\r
					item.setAttribute( 'value', '' );\r
				}\r
			}\r
		}\r
	}\r
\r
	// Handle dialog element validation state UI changes.\r
	function handleFieldValidated( isValid, msg ) {\r
		var input = this.getInputElement();\r
		if ( input )\r
			isValid ? input.removeAttribute( 'aria-invalid' ) : input.setAttribute( 'aria-invalid', true );\r
\r
		if ( !isValid ) {\r
			if ( this.select )\r
				this.select();\r
			else\r
				this.focus();\r
		}\r
\r
		msg && alert( msg ); // jshint ignore:line\r
\r
		this.fire( 'validated', { valid: isValid, msg: msg } );\r
	}\r
\r
	function resetField() {\r
		var input = this.getInputElement();\r
		input && input.removeAttribute( 'aria-invalid' );\r
	}\r
\r
	var templateSource = '<div class="cke_reset_all {editorId} {editorDialogClass} {hidpi}' +\r
		'" dir="{langDir}"' +\r
		' lang="{langCode}"' +\r
		' role="dialog"' +\r
		' aria-labelledby="cke_dialog_title_{id}"' +\r
		'>' +\r
		'<table class="cke_dialog ' + CKEDITOR.env.cssClass + ' cke_{langDir}"' +\r
			' style="position:absolute" role="presentation">' +\r
			'<tr><td role="presentation">' +\r
			'<div class="cke_dialog_body" role="presentation">' +\r
				'<div id="cke_dialog_title_{id}" class="cke_dialog_title" role="presentation"></div>' +\r
				'<a id="cke_dialog_close_button_{id}" class="cke_dialog_close_button" href="javascript:void(0)" title="{closeTitle}" role="button"><span class="cke_label">X</span></a>' +\r
				'<div id="cke_dialog_tabs_{id}" class="cke_dialog_tabs" role="tablist"></div>' +\r
				'<table class="cke_dialog_contents" role="presentation">' +\r
				'<tr>' +\r
					'<td id="cke_dialog_contents_{id}" class="cke_dialog_contents_body" role="presentation"></td>' +\r
				'</tr>' +\r
				'<tr>' +\r
					'<td id="cke_dialog_footer_{id}" class="cke_dialog_footer" role="presentation"></td>' +\r
				'</tr>' +\r
				'</table>' +\r
			'</div>' +\r
			'</td></tr>' +\r
		'</table>' +\r
		'</div>';\r
\r
	function buildDialog( editor ) {\r
		var element = CKEDITOR.dom.element.createFromHtml( CKEDITOR.addTemplate( 'dialog', templateSource ).output( {\r
			id: CKEDITOR.tools.getNextNumber(),\r
			editorId: editor.id,\r
			langDir: editor.lang.dir,\r
			langCode: editor.langCode,\r
			editorDialogClass: 'cke_editor_' + editor.name.replace( /\./g, '\\.' ) + '_dialog',\r
			closeTitle: editor.lang.common.close,\r
			hidpi: CKEDITOR.env.hidpi ? 'cke_hidpi' : ''\r
		} ) );\r
\r
		// TODO: Change this to getById(), so it'll support custom templates.\r
		var body = element.getChild( [ 0, 0, 0, 0, 0 ] ),\r
			title = body.getChild( 0 ),\r
			close = body.getChild( 1 );\r
\r
		// Don't allow dragging on dialog (http://dev.ckeditor.com/ticket/13184).\r
		editor.plugins.clipboard && CKEDITOR.plugins.clipboard.preventDefaultDropOnElement( body );\r
\r
		// IFrame shim for dialog that masks activeX in IE. (http://dev.ckeditor.com/ticket/7619)\r
		if ( CKEDITOR.env.ie && !CKEDITOR.env.quirks && !CKEDITOR.env.edge ) {\r
			var src = 'javascript:void(function(){' + encodeURIComponent( 'document.open();(' + CKEDITOR.tools.fixDomain + ')();document.close();' ) + '}())', // jshint ignore:line\r
				iframe = CKEDITOR.dom.element.createFromHtml( '<iframe' +\r
					' frameBorder="0"' +\r
					' class="cke_iframe_shim"' +\r
					' src="' + src + '"' +\r
					' tabIndex="-1"' +\r
					'></iframe>' );\r
			iframe.appendTo( body.getParent() );\r
		}\r
\r
		// Make the Title and Close Button unselectable.\r
		title.unselectable();\r
		close.unselectable();\r
\r
		return {\r
			element: element,\r
			parts: {\r
				dialog: element.getChild( 0 ),\r
				title: title,\r
				close: close,\r
				tabs: body.getChild( 2 ),\r
				contents: body.getChild( [ 3, 0, 0, 0 ] ),\r
				footer: body.getChild( [ 3, 0, 1, 0 ] )\r
			}\r
		};\r
	}\r
\r
	/**\r
	 * This is the base class for runtime dialog objects. An instance of this\r
	 * class represents a single named dialog for a single editor instance.\r
	 *\r
	 *		var dialogObj = new CKEDITOR.dialog( editor, 'smiley' );\r
	 *\r
	 * @class\r
	 * @constructor Creates a dialog class instance.\r
	 * @param {Object} editor The editor which created the dialog.\r
	 * @param {String} dialogName The dialog's registered name.\r
	 */\r
	CKEDITOR.dialog = function( editor, dialogName ) {\r
		// Load the dialog definition.\r
		var definition = CKEDITOR.dialog._.dialogDefinitions[ dialogName ],\r
			defaultDefinition = CKEDITOR.tools.clone( defaultDialogDefinition ),\r
			buttonsOrder = editor.config.dialog_buttonsOrder || 'OS',\r
			dir = editor.lang.dir,\r
			tabsToRemove = {},\r
			i, processed, stopPropagation;\r
\r
		if ( ( buttonsOrder == 'OS' && CKEDITOR.env.mac ) || // The buttons in MacOS Apps are in reverse order (http://dev.ckeditor.com/ticket/4750)\r
		( buttonsOrder == 'rtl' && dir == 'ltr' ) || ( buttonsOrder == 'ltr' && dir == 'rtl' ) )\r
			defaultDefinition.buttons.reverse();\r
\r
\r
		// Completes the definition with the default values.\r
		definition = CKEDITOR.tools.extend( definition( editor ), defaultDefinition );\r
\r
		// Clone a functionally independent copy for this dialog.\r
		definition = CKEDITOR.tools.clone( definition );\r
\r
		// Create a complex definition object, extending it with the API\r
		// functions.\r
		definition = new definitionObject( this, definition );\r
\r
		var themeBuilt = buildDialog( editor );\r
\r
		// Initialize some basic parameters.\r
		this._ = {\r
			editor: editor,\r
			element: themeBuilt.element,\r
			name: dialogName,\r
			contentSize: { width: 0, height: 0 },\r
			size: { width: 0, height: 0 },\r
			contents: {},\r
			buttons: {},\r
			accessKeyMap: {},\r
\r
			// Initialize the tab and page map.\r
			tabs: {},\r
			tabIdList: [],\r
			currentTabId: null,\r
			currentTabIndex: null,\r
			pageCount: 0,\r
			lastTab: null,\r
			tabBarMode: false,\r
\r
			// Initialize the tab order array for input widgets.\r
			focusList: [],\r
			currentFocusIndex: 0,\r
			hasFocus: false\r
		};\r
\r
		this.parts = themeBuilt.parts;\r
\r
		CKEDITOR.tools.setTimeout( function() {\r
			editor.fire( 'ariaWidget', this.parts.contents );\r
		}, 0, this );\r
\r
		// Set the startup styles for the dialog, avoiding it enlarging the\r
		// page size on the dialog creation.\r
		var startStyles = {\r
			position: CKEDITOR.env.ie6Compat ? 'absolute' : 'fixed',\r
			top: 0,\r
			visibility: 'hidden'\r
		};\r
\r
		startStyles[ dir == 'rtl' ? 'right' : 'left' ] = 0;\r
		this.parts.dialog.setStyles( startStyles );\r
\r
\r
		// Call the CKEDITOR.event constructor to initialize this instance.\r
		CKEDITOR.event.call( this );\r
\r
		// Fire the "dialogDefinition" event, making it possible to customize\r
		// the dialog definition.\r
		this.definition = definition = CKEDITOR.fire( 'dialogDefinition', {\r
			name: dialogName,\r
			definition: definition\r
		}, editor ).definition;\r
\r
		// Cache tabs that should be removed.\r
		if ( !( 'removeDialogTabs' in editor._ ) && editor.config.removeDialogTabs ) {\r
			var removeContents = editor.config.removeDialogTabs.split( ';' );\r
\r
			for ( i = 0; i < removeContents.length; i++ ) {\r
				var parts = removeContents[ i ].split( ':' );\r
				if ( parts.length == 2 ) {\r
					var removeDialogName = parts[ 0 ];\r
					if ( !tabsToRemove[ removeDialogName ] )\r
						tabsToRemove[ removeDialogName ] = [];\r
					tabsToRemove[ removeDialogName ].push( parts[ 1 ] );\r
				}\r
			}\r
			editor._.removeDialogTabs = tabsToRemove;\r
		}\r
\r
		// Remove tabs of this dialog.\r
		if ( editor._.removeDialogTabs && ( tabsToRemove = editor._.removeDialogTabs[ dialogName ] ) ) {\r
			for ( i = 0; i < tabsToRemove.length; i++ )\r
				definition.removeContents( tabsToRemove[ i ] );\r
		}\r
\r
		// Initialize load, show, hide, ok and cancel events.\r
		if ( definition.onLoad )\r
			this.on( 'load', definition.onLoad );\r
\r
		if ( definition.onShow )\r
			this.on( 'show', definition.onShow );\r
\r
		if ( definition.onHide )\r
			this.on( 'hide', definition.onHide );\r
\r
		if ( definition.onOk ) {\r
			this.on( 'ok', function( evt ) {\r
				// Dialog confirm might probably introduce content changes (http://dev.ckeditor.com/ticket/5415).\r
				editor.fire( 'saveSnapshot' );\r
				setTimeout( function() {\r
					editor.fire( 'saveSnapshot' );\r
				}, 0 );\r
				if ( definition.onOk.call( this, evt ) === false )\r
					evt.data.hide = false;\r
			} );\r
		}\r
\r
		// Set default dialog state.\r
		this.state = CKEDITOR.DIALOG_STATE_IDLE;\r
\r
		if ( definition.onCancel ) {\r
			this.on( 'cancel', function( evt ) {\r
				if ( definition.onCancel.call( this, evt ) === false )\r
					evt.data.hide = false;\r
			} );\r
		}\r
\r
		var me = this;\r
\r
		// Iterates over all items inside all content in the dialog, calling a\r
		// function for each of them.\r
		var iterContents = function( func ) {\r
				var contents = me._.contents,\r
					stop = false;\r
\r
				for ( var i in contents ) {\r
					for ( var j in contents[ i ] ) {\r
						stop = func.call( this, contents[ i ][ j ] );\r
						if ( stop )\r
							return;\r
					}\r
				}\r
			};\r
\r
		this.on( 'ok', function( evt ) {\r
			iterContents( function( item ) {\r
				if ( item.validate ) {\r
					var retval = item.validate( this ),\r
						invalid = ( typeof retval == 'string' ) || retval === false;\r
\r
					if ( invalid ) {\r
						evt.data.hide = false;\r
						evt.stop();\r
					}\r
\r
					handleFieldValidated.call( item, !invalid, typeof retval == 'string' ? retval : undefined );\r
					return invalid;\r
				}\r
			} );\r
		}, this, null, 0 );\r
\r
		this.on( 'cancel', function( evt ) {\r
			iterContents( function( item ) {\r
				if ( item.isChanged() ) {\r
					if ( !editor.config.dialog_noConfirmCancel && !confirm( editor.lang.common.confirmCancel ) ) // jshint ignore:line\r
						evt.data.hide = false;\r
					return true;\r
				}\r
			} );\r
		}, this, null, 0 );\r
\r
		this.parts.close.on( 'click', function( evt ) {\r
			if ( this.fire( 'cancel', { hide: true } ).hide !== false )\r
				this.hide();\r
			evt.data.preventDefault();\r
		}, this );\r
\r
		// Sort focus list according to tab order definitions.\r
		function setupFocus() {\r
			var focusList = me._.focusList;\r
			focusList.sort( function( a, b ) {\r
				// Mimics browser tab order logics;\r
				if ( a.tabIndex != b.tabIndex )\r
					return b.tabIndex - a.tabIndex;\r
				//  Sort is not stable in some browsers,\r
				// fall-back the comparator to 'focusIndex';\r
				else\r
					return a.focusIndex - b.focusIndex;\r
			} );\r
\r
			var size = focusList.length;\r
			for ( var i = 0; i < size; i++ )\r
				focusList[ i ].focusIndex = i;\r
		}\r
\r
		// Expects 1 or -1 as an offset, meaning direction of the offset change.\r
		function changeFocus( offset ) {\r
			var focusList = me._.focusList;\r
			offset = offset || 0;\r
\r
			if ( focusList.length < 1 )\r
				return;\r
\r
			var startIndex = me._.currentFocusIndex;\r
\r
			if ( me._.tabBarMode && offset < 0 ) {\r
				// If we are in tab mode, we need to mimic that we started tabbing back from the first\r
				// focusList (so it will go to the last one).\r
				startIndex = 0;\r
			}\r
\r
			// Trigger the 'blur' event of  any input element before anything,\r
			// since certain UI updates may depend on it.\r
			try {\r
				focusList[ startIndex ].getInputElement().$.blur();\r
			} catch ( e ) {}\r
\r
			var currentIndex = startIndex,\r
				hasTabs = me._.pageCount > 1;\r
\r
			do {\r
				currentIndex = currentIndex + offset;\r
\r
				if ( hasTabs && !me._.tabBarMode && ( currentIndex == focusList.length || currentIndex == -1 ) ) {\r
					// If the dialog was not in tab mode, then focus the first tab (http://dev.ckeditor.com/ticket/13027).\r
					me._.tabBarMode = true;\r
					me._.tabs[ me._.currentTabId ][ 0 ].focus();\r
					me._.currentFocusIndex = -1;\r
\r
					// Early return, in order to avoid accessing focusList[ -1 ].\r
					return;\r
				}\r
\r
				currentIndex = ( currentIndex + focusList.length ) % focusList.length;\r
\r
				if ( currentIndex == startIndex ) {\r
					break;\r
				}\r
			} while ( offset && !focusList[ currentIndex ].isFocusable() );\r
\r
			focusList[ currentIndex ].focus();\r
\r
			// Select whole field content.\r
			if ( focusList[ currentIndex ].type == 'text' )\r
				focusList[ currentIndex ].select();\r
		}\r
\r
		this.changeFocus = changeFocus;\r
\r
\r
		function keydownHandler( evt ) {\r
			// If I'm not the top dialog, ignore.\r
			if ( me != CKEDITOR.dialog._.currentTop )\r
				return;\r
\r
			var keystroke = evt.data.getKeystroke(),\r
				rtl = editor.lang.dir == 'rtl',\r
				arrowKeys = [ 37, 38, 39, 40 ],\r
				button;\r
\r
			processed = stopPropagation = 0;\r
\r
			if ( keystroke == 9 || keystroke == CKEDITOR.SHIFT + 9 ) {\r
				var shiftPressed = ( keystroke == CKEDITOR.SHIFT + 9 );\r
				changeFocus( shiftPressed ? -1 : 1 );\r
				processed = 1;\r
			} else if ( keystroke == CKEDITOR.ALT + 121 && !me._.tabBarMode && me.getPageCount() > 1 ) {\r
				// Alt-F10 puts focus into the current tab item in the tab bar.\r
				me._.tabBarMode = true;\r
				me._.tabs[ me._.currentTabId ][ 0 ].focus();\r
				me._.currentFocusIndex = -1;\r
				processed = 1;\r
			} else if ( CKEDITOR.tools.indexOf( arrowKeys, keystroke ) != -1 && me._.tabBarMode ) {\r
				// Array with key codes that activate previous tab.\r
				var prevKeyCodes = [\r
						// Depending on the lang dir: right or left key\r
						rtl ? 39 : 37,\r
						// Top/bot arrow: actually for both cases it's the same.\r
						38\r
					],\r
					nextId = CKEDITOR.tools.indexOf( prevKeyCodes, keystroke ) != -1 ? getPreviousVisibleTab.call( me ) : getNextVisibleTab.call( me );\r
\r
				me.selectPage( nextId );\r
				me._.tabs[ nextId ][ 0 ].focus();\r
				processed = 1;\r
			} else if ( ( keystroke == 13 || keystroke == 32 ) && me._.tabBarMode ) {\r
				this.selectPage( this._.currentTabId );\r
				this._.tabBarMode = false;\r
				this._.currentFocusIndex = -1;\r
				changeFocus( 1 );\r
				processed = 1;\r
			}\r
			// If user presses enter key in a text box, it implies clicking OK for the dialog.\r
			else if ( keystroke == 13 /*ENTER*/ ) {\r
				// Don't do that for a target that handles ENTER.\r
				var target = evt.data.getTarget();\r
				if ( !target.is( 'a', 'button', 'select', 'textarea' ) && ( !target.is( 'input' ) || target.$.type != 'button' ) ) {\r
					button = this.getButton( 'ok' );\r
					button && CKEDITOR.tools.setTimeout( button.click, 0, button );\r
					processed = 1;\r
				}\r
				stopPropagation = 1; // Always block the propagation (http://dev.ckeditor.com/ticket/4269)\r
			} else if ( keystroke == 27 /*ESC*/ ) {\r
				button = this.getButton( 'cancel' );\r
\r
				// If there's a Cancel button, click it, else just fire the cancel event and hide the dialog.\r
				if ( button )\r
					CKEDITOR.tools.setTimeout( button.click, 0, button );\r
				else {\r
					if ( this.fire( 'cancel', { hide: true } ).hide !== false )\r
						this.hide();\r
				}\r
				stopPropagation = 1; // Always block the propagation (http://dev.ckeditor.com/ticket/4269)\r
			} else {\r
				return;\r
			}\r
\r
			keypressHandler( evt );\r
		}\r
\r
		function keypressHandler( evt ) {\r
			if ( processed )\r
				evt.data.preventDefault( 1 );\r
			else if ( stopPropagation )\r
				evt.data.stopPropagation();\r
		}\r
\r
		var dialogElement = this._.element;\r
\r
		editor.focusManager.add( dialogElement, 1 );\r
\r
		// Add the dialog keyboard handlers.\r
		this.on( 'show', function() {\r
			dialogElement.on( 'keydown', keydownHandler, this );\r
\r
			// Some browsers instead, don't cancel key events in the keydown, but in the\r
			// keypress. So we must do a longer trip in those cases. (http://dev.ckeditor.com/ticket/4531,http://dev.ckeditor.com/ticket/8985)\r
			if ( CKEDITOR.env.gecko )\r
				dialogElement.on( 'keypress', keypressHandler, this );\r
\r
		} );\r
		this.on( 'hide', function() {\r
			dialogElement.removeListener( 'keydown', keydownHandler );\r
			if ( CKEDITOR.env.gecko )\r
				dialogElement.removeListener( 'keypress', keypressHandler );\r
\r
			// Reset fields state when closing dialog.\r
			iterContents( function( item ) {\r
				resetField.apply( item );\r
			} );\r
		} );\r
		this.on( 'iframeAdded', function( evt ) {\r
			var doc = new CKEDITOR.dom.document( evt.data.iframe.$.contentWindow.document );\r
			doc.on( 'keydown', keydownHandler, this, null, 0 );\r
		} );\r
\r
		// Auto-focus logic in dialog.\r
		this.on( 'show', function() {\r
			// Setup tabIndex on showing the dialog instead of on loading\r
			// to allow dynamic tab order happen in dialog definition.\r
			setupFocus();\r
\r
			var hasTabs = me._.pageCount > 1;\r
\r
			if ( editor.config.dialog_startupFocusTab && hasTabs ) {\r
				me._.tabBarMode = true;\r
				me._.tabs[ me._.currentTabId ][ 0 ].focus();\r
				me._.currentFocusIndex = -1;\r
			} else if ( !this._.hasFocus ) {\r
				// http://dev.ckeditor.com/ticket/13114#comment:4.\r
				this._.currentFocusIndex = hasTabs ? -1 : this._.focusList.length - 1;\r
\r
				// Decide where to put the initial focus.\r
				if ( definition.onFocus ) {\r
					var initialFocus = definition.onFocus.call( this );\r
					// Focus the field that the user specified.\r
					initialFocus && initialFocus.focus();\r
				}\r
				// Focus the first field in layout order.\r
				else {\r
					changeFocus( 1 );\r
				}\r
			}\r
		}, this, null, 0xffffffff );\r
\r
		// IE6 BUG: Text fields and text areas are only half-rendered the first time the dialog appears in IE6 (http://dev.ckeditor.com/ticket/2661).\r
		// This is still needed after [2708] and [2709] because text fields in hidden TR tags are still broken.\r
		if ( CKEDITOR.env.ie6Compat ) {\r
			this.on( 'load', function() {\r
				var outer = this.getElement(),\r
					inner = outer.getFirst();\r
				inner.remove();\r
				inner.appendTo( outer );\r
			}, this );\r
		}\r
\r
		initDragAndDrop( this );\r
		initResizeHandles( this );\r
\r
		// Insert the title.\r
		( new CKEDITOR.dom.text( definition.title, CKEDITOR.document ) ).appendTo( this.parts.title );\r
\r
		// Insert the tabs and contents.\r
		for ( i = 0; i < definition.contents.length; i++ ) {\r
			var page = definition.contents[ i ];\r
			page && this.addPage( page );\r
		}\r
\r
		this.parts.tabs.on( 'click', function( evt ) {\r
			var target = evt.data.getTarget();\r
			// If we aren't inside a tab, bail out.\r
			if ( target.hasClass( 'cke_dialog_tab' ) ) {\r
				// Get the ID of the tab, without the 'cke_' prefix and the unique number suffix.\r
				var id = target.$.id;\r
				this.selectPage( id.substring( 4, id.lastIndexOf( '_' ) ) );\r
\r
				if ( this._.tabBarMode ) {\r
					this._.tabBarMode = false;\r
					this._.currentFocusIndex = -1;\r
					changeFocus( 1 );\r
				}\r
				evt.data.preventDefault();\r
			}\r
		}, this );\r
\r
		// Insert buttons.\r
		var buttonsHtml = [],\r
			buttons = CKEDITOR.dialog._.uiElementBuilders.hbox.build( this, {\r
				type: 'hbox',\r
				className: 'cke_dialog_footer_buttons',\r
				widths: [],\r
				children: definition.buttons\r
			}, buttonsHtml ).getChild();\r
		this.parts.footer.setHtml( buttonsHtml.join( '' ) );\r
\r
		for ( i = 0; i < buttons.length; i++ )\r
			this._.buttons[ buttons[ i ].id ] = buttons[ i ];\r
\r
		/**\r
		 * Current state of the dialog. Use the {@link #setState} method to update it.\r
		 * See the {@link #event-state} event to know more.\r
		 *\r
		 * @readonly\r
		 * @property {Number} [state=CKEDITOR.DIALOG_STATE_IDLE]\r
		 */\r
	};\r
\r
	// Focusable interface. Use it via dialog.addFocusable.\r
	function Focusable( dialog, element, index ) {\r
		this.element = element;\r
		this.focusIndex = index;\r
		// TODO: support tabIndex for focusables.\r
		this.tabIndex = 0;\r
		this.isFocusable = function() {\r
			return !element.getAttribute( 'disabled' ) && element.isVisible();\r
		};\r
		this.focus = function() {\r
			dialog._.currentFocusIndex = this.focusIndex;\r
			this.element.focus();\r
		};\r
		// Bind events\r
		element.on( 'keydown', function( e ) {\r
			if ( e.data.getKeystroke() in { 32: 1, 13: 1 } )\r
				this.fire( 'click' );\r
		} );\r
		element.on( 'focus', function() {\r
			this.fire( 'mouseover' );\r
		} );\r
		element.on( 'blur', function() {\r
			this.fire( 'mouseout' );\r
		} );\r
	}\r
\r
	// Re-layout the dialog on window resize.\r
	function resizeWithWindow( dialog ) {\r
		var win = CKEDITOR.document.getWindow();\r
		function resizeHandler() {\r
			dialog.layout();\r
		}\r
		win.on( 'resize', resizeHandler );\r
		dialog.on( 'hide', function() {\r
			win.removeListener( 'resize', resizeHandler );\r
		} );\r
	}\r
\r
	CKEDITOR.dialog.prototype = {\r
		destroy: function() {\r
			this.hide();\r
			this._.element.remove();\r
		},\r
\r
		/**\r
		 * Resizes the dialog.\r
		 *\r
		 *		dialogObj.resize( 800, 640 );\r
		 *\r
		 * @method\r
		 * @param {Number} width The width of the dialog in pixels.\r
		 * @param {Number} height The height of the dialog in pixels.\r
		 */\r
		resize: ( function() {\r
			return function( width, height ) {\r
				if ( this._.contentSize && this._.contentSize.width == width && this._.contentSize.height == height )\r
					return;\r
\r
				CKEDITOR.dialog.fire( 'resize', {\r
					dialog: this,\r
					width: width,\r
					height: height\r
				}, this._.editor );\r
\r
				this.fire( 'resize', {\r
					width: width,\r
					height: height\r
				}, this._.editor );\r
\r
				var contents = this.parts.contents;\r
				contents.setStyles( {\r
					width: width + 'px',\r
					height: height + 'px'\r
				} );\r
\r
				// Update dialog position when dimension get changed in RTL.\r
				if ( this._.editor.lang.dir == 'rtl' && this._.position )\r
					this._.position.x = CKEDITOR.document.getWindow().getViewPaneSize().width - this._.contentSize.width - parseInt( this._.element.getFirst().getStyle( 'right' ), 10 );\r
\r
				this._.contentSize = { width: width, height: height };\r
			};\r
		} )(),\r
\r
		/**\r
		 * Gets the current size of the dialog in pixels.\r
		 *\r
		 * var width = dialogObj.getSize().width;\r
		 *\r
		 * @returns {Object}\r
		 * @returns {Number} return.width\r
		 * @returns {Number} return.height\r
		 */\r
		getSize: function() {\r
			var element = this._.element.getFirst();\r
			return { width: element.$.offsetWidth || 0, height: element.$.offsetHeight || 0 };\r
		},\r
\r
		/**\r
		 * Moves the dialog to an `(x, y)` coordinate relative to the window.\r
		 *\r
		 * dialogObj.move( 10, 40 );\r
		 *\r
		 * @method\r
		 * @param {Number} x The target x-coordinate.\r
		 * @param {Number} y The target y-coordinate.\r
		 * @param {Boolean} save Flag indicate whether the dialog position should be remembered on next open up.\r
		 */\r
		move: function( x, y, save ) {\r
\r
			// The dialog may be fixed positioned or absolute positioned. Ask the\r
			// browser what is the current situation first.\r
			var element = this._.element.getFirst(), rtl = this._.editor.lang.dir == 'rtl';\r
			var isFixed = element.getComputedStyle( 'position' ) == 'fixed';\r
\r
			// (http://dev.ckeditor.com/ticket/8888) In some cases of a very small viewport, dialog is incorrectly\r
			// positioned in IE7. It also happens that it remains sticky and user cannot\r
			// scroll down/up to reveal dialog's content below/above the viewport; this is\r
			// cumbersome.\r
			// The only way to fix this is to move mouse out of the browser and\r
			// go back to see that dialog position is automagically fixed. No events,\r
			// no style change - pure magic. This is a IE7 rendering issue, which can be\r
			// fixed with dummy style redraw on each move.\r
			if ( CKEDITOR.env.ie )\r
				element.setStyle( 'zoom', '100%' );\r
\r
			if ( isFixed && this._.position && this._.position.x == x && this._.position.y == y )\r
				return;\r
\r
			// Save the current position.\r
			this._.position = { x: x, y: y };\r
\r
			// If not fixed positioned, add scroll position to the coordinates.\r
			if ( !isFixed ) {\r
				var scrollPosition = CKEDITOR.document.getWindow().getScrollPosition();\r
				x += scrollPosition.x;\r
				y += scrollPosition.y;\r
			}\r
\r
			// Translate coordinate for RTL.\r
			if ( rtl ) {\r
				var dialogSize = this.getSize(), viewPaneSize = CKEDITOR.document.getWindow().getViewPaneSize();\r
				x = viewPaneSize.width - dialogSize.width - x;\r
			}\r
\r
			var styles = { 'top': ( y > 0 ? y : 0 ) + 'px' };\r
			styles[ rtl ? 'right' : 'left' ] = ( x > 0 ? x : 0 ) + 'px';\r
\r
			element.setStyles( styles );\r
\r
			save && ( this._.moved = 1 );\r
		},\r
\r
		/**\r
		 * Gets the dialog's position in the window.\r
		 *\r
		 *		var dialogX = dialogObj.getPosition().x;\r
		 *\r
		 * @returns {Object}\r
		 * @returns {Number} return.x\r
		 * @returns {Number} return.y\r
		 */\r
		getPosition: function() {\r
			return CKEDITOR.tools.extend( {}, this._.position );\r
		},\r
\r
		/**\r
		 * Shows the dialog box.\r
		 *\r
		 *		dialogObj.show();\r
		 */\r
		show: function() {\r
			// Insert the dialog's element to the root document.\r
			var element = this._.element;\r
			var definition = this.definition;\r
			if ( !( element.getParent() && element.getParent().equals( CKEDITOR.document.getBody() ) ) )\r
				element.appendTo( CKEDITOR.document.getBody() );\r
			else\r
				element.setStyle( 'display', 'block' );\r
\r
			// First, set the dialog to an appropriate size.\r
			this.resize(\r
				this._.contentSize && this._.contentSize.width || definition.width || definition.minWidth,\r
				this._.contentSize && this._.contentSize.height || definition.height || definition.minHeight\r
			);\r
\r
			// Reset all inputs back to their default value.\r
			this.reset();\r
\r
			// Selects the first tab if no tab is already selected.\r
			if ( this._.currentTabId === null ) {\r
				this.selectPage( this.definition.contents[ 0 ].id );\r
			}\r
\r
			// Set z-index.\r
			if ( CKEDITOR.dialog._.currentZIndex === null )\r
				CKEDITOR.dialog._.currentZIndex = this._.editor.config.baseFloatZIndex;\r
			this._.element.getFirst().setStyle( 'z-index', CKEDITOR.dialog._.currentZIndex += 10 );\r
\r
			// Maintain the dialog ordering and dialog cover.\r
			if ( CKEDITOR.dialog._.currentTop === null ) {\r
				CKEDITOR.dialog._.currentTop = this;\r
				this._.parentDialog = null;\r
				showCover( this._.editor );\r
\r
			} else {\r
				this._.parentDialog = CKEDITOR.dialog._.currentTop;\r
				var parentElement = this._.parentDialog.getElement().getFirst();\r
				parentElement.$.style.zIndex -= Math.floor( this._.editor.config.baseFloatZIndex / 2 );\r
				CKEDITOR.dialog._.currentTop = this;\r
			}\r
\r
			element.on( 'keydown', accessKeyDownHandler );\r
			element.on( 'keyup', accessKeyUpHandler );\r
\r
			// Reset the hasFocus state.\r
			this._.hasFocus = false;\r
\r
			for ( var i in definition.contents ) {\r
				if ( !definition.contents[ i ] )\r
					continue;\r
\r
				var content = definition.contents[ i ],\r
					tab = this._.tabs[ content.id ],\r
					requiredContent = content.requiredContent,\r
					enableElements = 0;\r
\r
				if ( !tab )\r
					continue;\r
\r
				for ( var j in this._.contents[ content.id ] ) {\r
					var elem = this._.contents[ content.id ][ j ];\r
\r
					if ( elem.type == 'hbox' || elem.type == 'vbox' || !elem.getInputElement() )\r
						continue;\r
\r
					if ( elem.requiredContent && !this._.editor.activeFilter.check( elem.requiredContent ) )\r
						elem.disable();\r
					else {\r
						elem.enable();\r
						enableElements++;\r
					}\r
				}\r
\r
				if ( !enableElements || ( requiredContent && !this._.editor.activeFilter.check( requiredContent ) ) )\r
					tab[ 0 ].addClass( 'cke_dialog_tab_disabled' );\r
				else\r
					tab[ 0 ].removeClass( 'cke_dialog_tab_disabled' );\r
			}\r
\r
			CKEDITOR.tools.setTimeout( function() {\r
				this.layout();\r
				resizeWithWindow( this );\r
\r
				this.parts.dialog.setStyle( 'visibility', '' );\r
\r
				// Execute onLoad for the first show.\r
				this.fireOnce( 'load', {} );\r
				CKEDITOR.ui.fire( 'ready', this );\r
\r
				this.fire( 'show', {} );\r
				this._.editor.fire( 'dialogShow', this );\r
\r
				if ( !this._.parentDialog )\r
					this._.editor.focusManager.lock();\r
\r
				// Save the initial values of the dialog.\r
				this.foreach( function( contentObj ) {\r
					contentObj.setInitValue && contentObj.setInitValue();\r
				} );\r
\r
			}, 100, this );\r
		},\r
\r
		/**\r
		 * Rearrange the dialog to its previous position or the middle of the window.\r
		 *\r
		 * @since 3.5\r
		 */\r
		layout: function() {\r
			var el = this.parts.dialog;\r
			var dialogSize = this.getSize();\r
			var win = CKEDITOR.document.getWindow(),\r
					viewSize = win.getViewPaneSize();\r
\r
			var posX = ( viewSize.width - dialogSize.width ) / 2,\r
				posY = ( viewSize.height - dialogSize.height ) / 2;\r
\r
			// Switch to absolute position when viewport is smaller than dialog size.\r
			if ( !CKEDITOR.env.ie6Compat ) {\r
				if ( dialogSize.height + ( posY > 0 ? posY : 0 ) > viewSize.height || dialogSize.width + ( posX > 0 ? posX : 0 ) > viewSize.width ) {\r
					el.setStyle( 'position', 'absolute' );\r
				} else {\r
					el.setStyle( 'position', 'fixed' );\r
				}\r
			}\r
\r
			this.move( this._.moved ? this._.position.x : posX, this._.moved ? this._.position.y : posY );\r
		},\r
\r
		/**\r
		 * Executes a function for each UI element.\r
		 *\r
		 * @param {Function} fn Function to execute for each UI element.\r
		 * @returns {CKEDITOR.dialog} The current dialog object.\r
		 */\r
		foreach: function( fn ) {\r
			for ( var i in this._.contents ) {\r
				for ( var j in this._.contents[ i ] ) {\r
					fn.call( this, this._.contents[i][j] );\r
				}\r
			}\r
\r
			return this;\r
		},\r
\r
		/**\r
		 * Resets all input values in the dialog.\r
		 *\r
		 *		dialogObj.reset();\r
		 *\r
		 * @method\r
		 * @chainable\r
		 */\r
		reset: ( function() {\r
			var fn = function( widget ) {\r
					if ( widget.reset )\r
						widget.reset( 1 );\r
				};\r
			return function() {\r
				this.foreach( fn );\r
				return this;\r
			};\r
		} )(),\r
\r
\r
		/**\r
		 * Calls the {@link CKEDITOR.dialog.definition.uiElement#setup} method of each\r
		 * of the UI elements, with the arguments passed through it.\r
		 * It is usually being called when the dialog is opened, to put the initial value inside the field.\r
		 *\r
		 *		dialogObj.setupContent();\r
		 *\r
		 *		var timestamp = ( new Date() ).valueOf();\r
		 *		dialogObj.setupContent( timestamp );\r
		 */\r
		setupContent: function() {\r
			var args = arguments;\r
			this.foreach( function( widget ) {\r
				if ( widget.setup )\r
					widget.setup.apply( widget, args );\r
			} );\r
		},\r
\r
		/**\r
		 * Calls the {@link CKEDITOR.dialog.definition.uiElement#commit} method of each\r
		 * of the UI elements, with the arguments passed through it.\r
		 * It is usually being called when the user confirms the dialog, to process the values.\r
		 *\r
		 *		dialogObj.commitContent();\r
		 *\r
		 *		var timestamp = ( new Date() ).valueOf();\r
		 *		dialogObj.commitContent( timestamp );\r
		 */\r
		commitContent: function() {\r
			var args = arguments;\r
			this.foreach( function( widget ) {\r
				// Make sure IE triggers "change" event on last focused input before closing the dialog. (http://dev.ckeditor.com/ticket/7915)\r
				if ( CKEDITOR.env.ie && this._.currentFocusIndex == widget.focusIndex )\r
					widget.getInputElement().$.blur();\r
\r
				if ( widget.commit )\r
					widget.commit.apply( widget, args );\r
			} );\r
		},\r
\r
		/**\r
		 * Hides the dialog box.\r
		 *\r
		 *		dialogObj.hide();\r
		 */\r
		hide: function() {\r
			if ( !this.parts.dialog.isVisible() )\r
				return;\r
\r
			this.fire( 'hide', {} );\r
			this._.editor.fire( 'dialogHide', this );\r
			// Reset the tab page.\r
			this.selectPage( this._.tabIdList[ 0 ] );\r
			var element = this._.element;\r
			element.setStyle( 'display', 'none' );\r
			this.parts.dialog.setStyle( 'visibility', 'hidden' );\r
			// Unregister all access keys associated with this dialog.\r
			unregisterAccessKey( this );\r
\r
			// Close any child(top) dialogs first.\r
			while ( CKEDITOR.dialog._.currentTop != this )\r
				CKEDITOR.dialog._.currentTop.hide();\r
\r
			// Maintain dialog ordering and remove cover if needed.\r
			if ( !this._.parentDialog )\r
				hideCover( this._.editor );\r
			else {\r
				var parentElement = this._.parentDialog.getElement().getFirst();\r
				parentElement.setStyle( 'z-index', parseInt( parentElement.$.style.zIndex, 10 ) + Math.floor( this._.editor.config.baseFloatZIndex / 2 ) );\r
			}\r
			CKEDITOR.dialog._.currentTop = this._.parentDialog;\r
\r
			// Deduct or clear the z-index.\r
			if ( !this._.parentDialog ) {\r
				CKEDITOR.dialog._.currentZIndex = null;\r
\r
				// Remove access key handlers.\r
				element.removeListener( 'keydown', accessKeyDownHandler );\r
				element.removeListener( 'keyup', accessKeyUpHandler );\r
\r
				var editor = this._.editor;\r
				editor.focus();\r
\r
				// Give a while before unlock, waiting for focus to return to the editable. (http://dev.ckeditor.com/ticket/172)\r
				setTimeout( function() {\r
					editor.focusManager.unlock();\r
\r
					// Fixed iOS focus issue (http://dev.ckeditor.com/ticket/12381).\r
					// Keep in mind that editor.focus() does not work in this case.\r
					if ( CKEDITOR.env.iOS ) {\r
						editor.window.focus();\r
					}\r
				}, 0 );\r
\r
			} else {\r
				CKEDITOR.dialog._.currentZIndex -= 10;\r
			}\r
\r
			delete this._.parentDialog;\r
			// Reset the initial values of the dialog.\r
			this.foreach( function( contentObj ) {\r
				contentObj.resetInitValue && contentObj.resetInitValue();\r
			} );\r
\r
			// Reset dialog state back to IDLE, if busy (http://dev.ckeditor.com/ticket/13213).\r
			this.setState( CKEDITOR.DIALOG_STATE_IDLE );\r
		},\r
\r
		/**\r
		 * Adds a tabbed page into the dialog.\r
		 *\r
		 * @param {Object} contents Content definition.\r
		 */\r
		addPage: function( contents ) {\r
			if ( contents.requiredContent && !this._.editor.filter.check( contents.requiredContent ) )\r
				return;\r
\r
			var pageHtml = [],\r
				titleHtml = contents.label ? ' title="' + CKEDITOR.tools.htmlEncode( contents.label ) + '"' : '',\r
				vbox = CKEDITOR.dialog._.uiElementBuilders.vbox.build( this, {\r
					type: 'vbox',\r
					className: 'cke_dialog_page_contents',\r
					children: contents.elements,\r
					expand: !!contents.expand,\r
					padding: contents.padding,\r
					style: contents.style || 'width: 100%;'\r
				}, pageHtml );\r
\r
			var contentMap = this._.contents[ contents.id ] = {},\r
				cursor,\r
				children = vbox.getChild(),\r
				enabledFields = 0;\r
\r
			while ( ( cursor = children.shift() ) ) {\r
				// Count all allowed fields.\r
				if ( !cursor.notAllowed && cursor.type != 'hbox' && cursor.type != 'vbox' )\r
					enabledFields++;\r
\r
				contentMap[ cursor.id ] = cursor;\r
				if ( typeof cursor.getChild == 'function' )\r
					children.push.apply( children, cursor.getChild() );\r
			}\r
\r
			// If all fields are disabled (because they are not allowed) hide this tab.\r
			if ( !enabledFields )\r
				contents.hidden = true;\r
\r
			// Create the HTML for the tab and the content block.\r
			var page = CKEDITOR.dom.element.createFromHtml( pageHtml.join( '' ) );\r
			page.setAttribute( 'role', 'tabpanel' );\r
\r
			var env = CKEDITOR.env;\r
			var tabId = 'cke_' + contents.id + '_' + CKEDITOR.tools.getNextNumber(),\r
				tab = CKEDITOR.dom.element.createFromHtml( [\r
					'<a class="cke_dialog_tab"',\r
					( this._.pageCount > 0 ? ' cke_last' : 'cke_first' ),\r
					titleHtml,\r
					( !!contents.hidden ? ' style="display:none"' : '' ),\r
					' id="', tabId, '"',\r
					env.gecko && !env.hc ? '' : ' href="javascript:void(0)"',\r
					' tabIndex="-1"',\r
					' hidefocus="true"',\r
					' role="tab">',\r
					contents.label,\r
					'</a>'\r
				].join( '' ) );\r
\r
			page.setAttribute( 'aria-labelledby', tabId );\r
\r
			// Take records for the tabs and elements created.\r
			this._.tabs[ contents.id ] = [ tab, page ];\r
			this._.tabIdList.push( contents.id );\r
			!contents.hidden && this._.pageCount++;\r
			this._.lastTab = tab;\r
			this.updateStyle();\r
\r
			// Attach the DOM nodes.\r
\r
			page.setAttribute( 'name', contents.id );\r
			page.appendTo( this.parts.contents );\r
\r
			tab.unselectable();\r
			this.parts.tabs.append( tab );\r
\r
			// Add access key handlers if access key is defined.\r
			if ( contents.accessKey ) {\r
				registerAccessKey( this, this, 'CTRL+' + contents.accessKey, tabAccessKeyDown, tabAccessKeyUp );\r
				this._.accessKeyMap[ 'CTRL+' + contents.accessKey ] = contents.id;\r
			}\r
		},\r
\r
		/**\r
		 * Activates a tab page in the dialog by its id.\r
		 *\r
		 *		dialogObj.selectPage( 'tab_1' );\r
		 *\r
		 * @param {String} id The id of the dialog tab to be activated.\r
		 */\r
		selectPage: function( id ) {\r
			if ( this._.currentTabId == id )\r
				return;\r
\r
			if ( this._.tabs[ id ][ 0 ].hasClass( 'cke_dialog_tab_disabled' ) )\r
				return;\r
\r
			// If event was canceled - do nothing.\r
			if ( this.fire( 'selectPage', { page: id, currentPage: this._.currentTabId } ) === false )\r
				return;\r
\r
			// Hide the non-selected tabs and pages.\r
			for ( var i in this._.tabs ) {\r
				var tab = this._.tabs[ i ][ 0 ],\r
					page = this._.tabs[ i ][ 1 ];\r
				if ( i != id ) {\r
					tab.removeClass( 'cke_dialog_tab_selected' );\r
					page.hide();\r
				}\r
				page.setAttribute( 'aria-hidden', i != id );\r
			}\r
\r
			var selected = this._.tabs[ id ];\r
			selected[ 0 ].addClass( 'cke_dialog_tab_selected' );\r
\r
			// [IE] an invisible input[type='text'] will enlarge it's width\r
			// if it's value is long when it shows, so we clear it's value\r
			// before it shows and then recover it (http://dev.ckeditor.com/ticket/5649)\r
			if ( CKEDITOR.env.ie6Compat || CKEDITOR.env.ie7Compat ) {\r
				clearOrRecoverTextInputValue( selected[ 1 ] );\r
				selected[ 1 ].show();\r
				setTimeout( function() {\r
					clearOrRecoverTextInputValue( selected[ 1 ], 1 );\r
				}, 0 );\r
			} else {\r
				selected[ 1 ].show();\r
			}\r
\r
			this._.currentTabId = id;\r
			this._.currentTabIndex = CKEDITOR.tools.indexOf( this._.tabIdList, id );\r
		},\r
\r
		/**\r
		 * Dialog state-specific style updates.\r
		 */\r
		updateStyle: function() {\r
			// If only a single page shown, a different style is used in the central pane.\r
			this.parts.dialog[ ( this._.pageCount === 1 ? 'add' : 'remove' ) + 'Class' ]( 'cke_single_page' );\r
		},\r
\r
		/**\r
		 * Hides a page's tab away from the dialog.\r
		 *\r
		 *		dialog.hidePage( 'tab_3' );\r
		 *\r
		 * @param {String} id The page's Id.\r
		 */\r
		hidePage: function( id ) {\r
			var tab = this._.tabs[ id ] && this._.tabs[ id ][ 0 ];\r
			if ( !tab || this._.pageCount == 1 || !tab.isVisible() )\r
				return;\r
			// Switch to other tab first when we're hiding the active tab.\r
			else if ( id == this._.currentTabId )\r
				this.selectPage( getPreviousVisibleTab.call( this ) );\r
\r
			tab.hide();\r
			this._.pageCount--;\r
			this.updateStyle();\r
		},\r
\r
		/**\r
		 * Unhides a page's tab.\r
		 *\r
		 *		dialog.showPage( 'tab_2' );\r
		 *\r
		 * @param {String} id The page's Id.\r
		 */\r
		showPage: function( id ) {\r
			var tab = this._.tabs[ id ] && this._.tabs[ id ][ 0 ];\r
			if ( !tab )\r
				return;\r
			tab.show();\r
			this._.pageCount++;\r
			this.updateStyle();\r
		},\r
\r
		/**\r
		 * Gets the root DOM element of the dialog.\r
		 *\r
		 *		var dialogElement = dialogObj.getElement().getFirst();\r
		 *		dialogElement.setStyle( 'padding', '5px' );\r
		 *\r
		 * @returns {CKEDITOR.dom.element} The `<span>` element containing this dialog.\r
		 */\r
		getElement: function() {\r
			return this._.element;\r
		},\r
\r
		/**\r
		 * Gets the name of the dialog.\r
		 *\r
		 *		var dialogName = dialogObj.getName();\r
		 *\r
		 * @returns {String} The name of this dialog.\r
		 */\r
		getName: function() {\r
			return this._.name;\r
		},\r
\r
		/**\r
		 * Gets a dialog UI element object from a dialog page.\r
		 *\r
		 *		dialogObj.getContentElement( 'tabId', 'elementId' ).setValue( 'Example' );\r
		 *\r
		 * @param {String} pageId id of dialog page.\r
		 * @param {String} elementId id of UI element.\r
		 * @returns {CKEDITOR.ui.dialog.uiElement} The dialog UI element.\r
		 */\r
		getContentElement: function( pageId, elementId ) {\r
			var page = this._.contents[ pageId ];\r
			return page && page[ elementId ];\r
		},\r
\r
		/**\r
		 * Gets the value of a dialog UI element.\r
		 *\r
		 *		alert( dialogObj.getValueOf( 'tabId', 'elementId' ) );\r
		 *\r
		 * @param {String} pageId id of dialog page.\r
		 * @param {String} elementId id of UI element.\r
		 * @returns {Object} The value of the UI element.\r
		 */\r
		getValueOf: function( pageId, elementId ) {\r
			return this.getContentElement( pageId, elementId ).getValue();\r
		},\r
\r
		/**\r
		 * Sets the value of a dialog UI element.\r
		 *\r
		 *		dialogObj.setValueOf( 'tabId', 'elementId', 'Example' );\r
		 *\r
		 * @param {String} pageId id of the dialog page.\r
		 * @param {String} elementId id of the UI element.\r
		 * @param {Object} value The new value of the UI element.\r
		 */\r
		setValueOf: function( pageId, elementId, value ) {\r
			return this.getContentElement( pageId, elementId ).setValue( value );\r
		},\r
\r
		/**\r
		 * Gets the UI element of a button in the dialog's button row.\r
		 *\r
		 *		@returns {CKEDITOR.ui.dialog.button} The button object.\r
		 *\r
		 * @param {String} id The id of the button.\r
		 */\r
		getButton: function( id ) {\r
			return this._.buttons[ id ];\r
		},\r
\r
		/**\r
		 * Simulates a click to a dialog button in the dialog's button row.\r
		 *\r
		 * @returns The return value of the dialog's `click` event.\r
		 *\r
		 * @param {String} id The id of the button.\r
		 */\r
		click: function( id ) {\r
			return this._.buttons[ id ].click();\r
		},\r
\r
		/**\r
		 * Disables a dialog button.\r
		 *\r
		 * @param {String} id The id of the button.\r
		 */\r
		disableButton: function( id ) {\r
			return this._.buttons[ id ].disable();\r
		},\r
\r
		/**\r
		 * Enables a dialog button.\r
		 *\r
		 * @param {String} id The id of the button.\r
		 */\r
		enableButton: function( id ) {\r
			return this._.buttons[ id ].enable();\r
		},\r
\r
		/**\r
		 * Gets the number of pages in the dialog.\r
		 *\r
		 * @returns {Number} Page count.\r
		 */\r
		getPageCount: function() {\r
			return this._.pageCount;\r
		},\r
\r
		/**\r
		 * Gets the editor instance which opened this dialog.\r
		 *\r
		 * @returns {CKEDITOR.editor} Parent editor instances.\r
		 */\r
		getParentEditor: function() {\r
			return this._.editor;\r
		},\r
\r
		/**\r
		 * Gets the element that was selected when opening the dialog, if any.\r
		 *\r
		 * @returns {CKEDITOR.dom.element} The element that was selected, or `null`.\r
		 */\r
		getSelectedElement: function() {\r
			return this.getParentEditor().getSelection().getSelectedElement();\r
		},\r
\r
		/**\r
		 * Adds element to dialog's focusable list.\r
		 *\r
		 * @param {CKEDITOR.dom.element} element\r
		 * @param {Number} [index]\r
		 */\r
		addFocusable: function( element, index ) {\r
			if ( typeof index == 'undefined' ) {\r
				index = this._.focusList.length;\r
				this._.focusList.push( new Focusable( this, element, index ) );\r
			} else {\r
				this._.focusList.splice( index, 0, new Focusable( this, element, index ) );\r
				for ( var i = index + 1; i < this._.focusList.length; i++ )\r
					this._.focusList[ i ].focusIndex++;\r
			}\r
		},\r
\r
		/**\r
		 * Sets the dialog {@link #property-state}.\r
		 *\r
		 * @since 4.5\r
		 * @param {Number} state Either {@link CKEDITOR#DIALOG_STATE_IDLE} or {@link CKEDITOR#DIALOG_STATE_BUSY}.\r
		 */\r
		setState: function( state ) {\r
			var oldState = this.state;\r
\r
			if ( oldState == state ) {\r
				return;\r
			}\r
\r
			this.state = state;\r
\r
			if ( state == CKEDITOR.DIALOG_STATE_BUSY ) {\r
				// Insert the spinner on demand.\r
				if ( !this.parts.spinner ) {\r
					var dir = this.getParentEditor().lang.dir,\r
						spinnerDef = {\r
							attributes: {\r
								'class': 'cke_dialog_spinner'\r
							},\r
							styles: {\r
								'float': dir == 'rtl' ? 'right' : 'left'\r
							}\r
						};\r
\r
					spinnerDef.styles[ 'margin-' + ( dir == 'rtl' ? 'left' : 'right' ) ] = '8px';\r
\r
					this.parts.spinner = CKEDITOR.document.createElement( 'div', spinnerDef );\r
\r
					this.parts.spinner.setHtml( '&#8987;' );\r
					this.parts.spinner.appendTo( this.parts.title, 1 );\r
				}\r
\r
				// Finally, show the spinner.\r
				this.parts.spinner.show();\r
\r
				this.getButton( 'ok' ).disable();\r
			} else if ( state == CKEDITOR.DIALOG_STATE_IDLE ) {\r
				// Hide the spinner. But don't do anything if there is no spinner yet.\r
				this.parts.spinner && this.parts.spinner.hide();\r
\r
				this.getButton( 'ok' ).enable();\r
			}\r
\r
			this.fire( 'state', state );\r
		}\r
	};\r
\r
	CKEDITOR.tools.extend( CKEDITOR.dialog, {\r
		/**\r
		 * Registers a dialog.\r
		 *\r
		 *		// Full sample plugin, which does not only register a dialog window but also adds an item to the context menu.\r
		 *		// To open the dialog window, choose "Open dialog" in the context menu.\r
		 *		CKEDITOR.plugins.add( 'myplugin', {\r
		 *			init: function( editor ) {\r
		 *				editor.addCommand( 'mydialog',new CKEDITOR.dialogCommand( 'mydialog' ) );\r
		 *\r
		 *				if ( editor.contextMenu ) {\r
		 *					editor.addMenuGroup( 'mygroup', 10 );\r
		 *					editor.addMenuItem( 'My Dialog', {\r
		 *						label: 'Open dialog',\r
		 *						command: 'mydialog',\r
		 *						group: 'mygroup'\r
		 *					} );\r
		 *					editor.contextMenu.addListener( function( element ) {\r
		 *						return { 'My Dialog': CKEDITOR.TRISTATE_OFF };\r
		 *					} );\r
		 *				}\r
		 *\r
		 *				CKEDITOR.dialog.add( 'mydialog', function( api ) {\r
		 *					// CKEDITOR.dialog.definition\r
		 *					var dialogDefinition = {\r
		 *						title: 'Sample dialog',\r
		 *						minWidth: 390,\r
		 *						minHeight: 130,\r
		 *						contents: [\r
		 *							{\r
		 *								id: 'tab1',\r
		 *								label: 'Label',\r
		 *								title: 'Title',\r
		 *								expand: true,\r
		 *								padding: 0,\r
		 *								elements: [\r
		 *									{\r
		 *										type: 'html',\r
		 *										html: '<p>This is some sample HTML content.</p>'\r
		 *									},\r
		 *									{\r
		 *										type: 'textarea',\r
		 *										id: 'textareaId',\r
		 *										rows: 4,\r
		 *										cols: 40\r
		 *									}\r
		 *								]\r
		 *							}\r
		 *						],\r
		 *						buttons: [ CKEDITOR.dialog.okButton, CKEDITOR.dialog.cancelButton ],\r
		 *						onOk: function() {\r
		 *							// "this" is now a CKEDITOR.dialog object.\r
		 *							// Accessing dialog elements:\r
		 *							var textareaObj = this.getContentElement( 'tab1', 'textareaId' );\r
		 *							alert( "You have entered: " + textareaObj.getValue() );\r
		 *						}\r
		 *					};\r
		 *\r
		 *					return dialogDefinition;\r
		 *				} );\r
		 *			}\r
		 *		} );\r
		 *\r
		 *		CKEDITOR.replace( 'editor1', { extraPlugins: 'myplugin' } );\r
		 *\r
		 * @static\r
		 * @param {String} name The dialog's name.\r
		 * @param {Function/String} dialogDefinition\r
		 * A function returning the dialog's definition, or the URL to the `.js` file holding the function.\r
		 * The function should accept an argument `editor` which is the current editor instance, and\r
		 * return an object conforming to {@link CKEDITOR.dialog.definition}.\r
		 * @see CKEDITOR.dialog.definition\r
		 */\r
		add: function( name, dialogDefinition ) {\r
			// Avoid path registration from multiple instances override definition.\r
			if ( !this._.dialogDefinitions[ name ] || typeof dialogDefinition == 'function' )\r
				this._.dialogDefinitions[ name ] = dialogDefinition;\r
		},\r
\r
		/**\r
		 * @static\r
		 * @todo\r
		 */\r
		exists: function( name ) {\r
			return !!this._.dialogDefinitions[ name ];\r
		},\r
\r
		/**\r
		 * @static\r
		 * @todo\r
		 */\r
		getCurrent: function() {\r
			return CKEDITOR.dialog._.currentTop;\r
		},\r
\r
		/**\r
		 * Check whether tab wasn't removed by {@link CKEDITOR.config#removeDialogTabs}.\r
		 *\r
		 * @since 4.1\r
		 * @static\r
		 * @param {CKEDITOR.editor} editor\r
		 * @param {String} dialogName\r
		 * @param {String} tabName\r
		 * @returns {Boolean}\r
		 */\r
		isTabEnabled: function( editor, dialogName, tabName ) {\r
			var cfg = editor.config.removeDialogTabs;\r
\r
			return !( cfg && cfg.match( new RegExp( '(?:^|;)' + dialogName + ':' + tabName + '(?:$|;)', 'i' ) ) );\r
		},\r
\r
		/**\r
		 * The default OK button for dialogs. Fires the `ok` event and closes the dialog if the event succeeds.\r
		 *\r
		 * @static\r
		 * @method\r
		 */\r
		okButton: ( function() {\r
			var retval = function( editor, override ) {\r
					override = override || {};\r
					return CKEDITOR.tools.extend( {\r
						id: 'ok',\r
						type: 'button',\r
						label: editor.lang.common.ok,\r
						'class': 'cke_dialog_ui_button_ok',\r
						onClick: function( evt ) {\r
							var dialog = evt.data.dialog;\r
							if ( dialog.fire( 'ok', { hide: true } ).hide !== false )\r
								dialog.hide();\r
						}\r
					}, override, true );\r
				};\r
			retval.type = 'button';\r
			retval.override = function( override ) {\r
				return CKEDITOR.tools.extend( function( editor ) {\r
					return retval( editor, override );\r
				}, { type: 'button' }, true );\r
			};\r
			return retval;\r
		} )(),\r
\r
		/**\r
		 * The default cancel button for dialogs. Fires the `cancel` event and\r
		 * closes the dialog if no UI element value changed.\r
		 *\r
		 * @static\r
		 * @method\r
		 */\r
		cancelButton: ( function() {\r
			var retval = function( editor, override ) {\r
					override = override || {};\r
					return CKEDITOR.tools.extend( {\r
						id: 'cancel',\r
						type: 'button',\r
						label: editor.lang.common.cancel,\r
						'class': 'cke_dialog_ui_button_cancel',\r
						onClick: function( evt ) {\r
							var dialog = evt.data.dialog;\r
							if ( dialog.fire( 'cancel', { hide: true } ).hide !== false )\r
								dialog.hide();\r
						}\r
					}, override, true );\r
				};\r
			retval.type = 'button';\r
			retval.override = function( override ) {\r
				return CKEDITOR.tools.extend( function( editor ) {\r
					return retval( editor, override );\r
				}, { type: 'button' }, true );\r
			};\r
			return retval;\r
		} )(),\r
\r
		/**\r
		 * Registers a dialog UI element.\r
		 *\r
		 * @static\r
		 * @param {String} typeName The name of the UI element.\r
		 * @param {Function} builder The function to build the UI element.\r
		 */\r
		addUIElement: function( typeName, builder ) {\r
			this._.uiElementBuilders[ typeName ] = builder;\r
		}\r
	} );\r
\r
	CKEDITOR.dialog._ = {\r
		uiElementBuilders: {},\r
\r
		dialogDefinitions: {},\r
\r
		currentTop: null,\r
\r
		currentZIndex: null\r
	};\r
\r
	// "Inherit" (copy actually) from CKEDITOR.event.\r
	CKEDITOR.event.implementOn( CKEDITOR.dialog );\r
	CKEDITOR.event.implementOn( CKEDITOR.dialog.prototype );\r
\r
	var defaultDialogDefinition = {\r
		resizable: CKEDITOR.DIALOG_RESIZE_BOTH,\r
		minWidth: 600,\r
		minHeight: 400,\r
		buttons: [ CKEDITOR.dialog.okButton, CKEDITOR.dialog.cancelButton ]\r
	};\r
\r
	// Tool function used to return an item from an array based on its id\r
	// property.\r
	var getById = function( array, id, recurse ) {\r
			for ( var i = 0, item;\r
			( item = array[ i ] ); i++ ) {\r
				if ( item.id == id )\r
					return item;\r
				if ( recurse && item[ recurse ] ) {\r
					var retval = getById( item[ recurse ], id, recurse );\r
					if ( retval )\r
						return retval;\r
				}\r
			}\r
			return null;\r
		};\r
\r
	// Tool function used to add an item into an array.\r
	var addById = function( array, newItem, nextSiblingId, recurse, nullIfNotFound ) {\r
			if ( nextSiblingId ) {\r
				for ( var i = 0, item;\r
				( item = array[ i ] ); i++ ) {\r
					if ( item.id == nextSiblingId ) {\r
						array.splice( i, 0, newItem );\r
						return newItem;\r
					}\r
\r
					if ( recurse && item[ recurse ] ) {\r
						var retval = addById( item[ recurse ], newItem, nextSiblingId, recurse, true );\r
						if ( retval )\r
							return retval;\r
					}\r
				}\r
\r
				if ( nullIfNotFound )\r
					return null;\r
			}\r
\r
			array.push( newItem );\r
			return newItem;\r
		};\r
\r
	// Tool function used to remove an item from an array based on its id.\r
	var removeById = function( array, id, recurse ) {\r
			for ( var i = 0, item;\r
			( item = array[ i ] ); i++ ) {\r
				if ( item.id == id )\r
					return array.splice( i, 1 );\r
				if ( recurse && item[ recurse ] ) {\r
					var retval = removeById( item[ recurse ], id, recurse );\r
					if ( retval )\r
						return retval;\r
				}\r
			}\r
			return null;\r
		};\r
\r
	/**\r
	 * This class is not really part of the API. It is the `definition` property value\r
	 * passed to `dialogDefinition` event handlers.\r
	 *\r
	 *		CKEDITOR.on( 'dialogDefinition', function( evt ) {\r
	 *			var definition = evt.data.definition;\r
	 *			var content = definition.getContents( 'page1' );\r
	 * 			// ...\r
	 *		} );\r
	 *\r
	 * @private\r
	 * @class CKEDITOR.dialog.definitionObject\r
	 * @extends CKEDITOR.dialog.definition\r
	 * @constructor Creates a definitionObject class instance.\r
	 */\r
	var definitionObject = function( dialog, dialogDefinition ) {\r
			// TODO : Check if needed.\r
			this.dialog = dialog;\r
\r
			// Transform the contents entries in contentObjects.\r
			var contents = dialogDefinition.contents;\r
			for ( var i = 0, content;\r
			( content = contents[ i ] ); i++ )\r
				contents[ i ] = content && new contentObject( dialog, content );\r
\r
			CKEDITOR.tools.extend( this, dialogDefinition );\r
		};\r
\r
	definitionObject.prototype = {\r
		/**\r
		 * Gets a content definition.\r
		 *\r
		 * @param {String} id The id of the content definition.\r
		 * @returns {CKEDITOR.dialog.definition.content} The content definition matching id.\r
		 */\r
		getContents: function( id ) {\r
			return getById( this.contents, id );\r
		},\r
\r
		/**\r
		 * Gets a button definition.\r
		 *\r
		 * @param {String} id The id of the button definition.\r
		 * @returns {CKEDITOR.dialog.definition.button} The button definition matching id.\r
		 */\r
		getButton: function( id ) {\r
			return getById( this.buttons, id );\r
		},\r
\r
		/**\r
		 * Adds a content definition object under this dialog definition.\r
		 *\r
		 * @param {CKEDITOR.dialog.definition.content} contentDefinition The\r
		 * content definition.\r
		 * @param {String} [nextSiblingId] The id of an existing content\r
		 * definition which the new content definition will be inserted\r
		 * before. Omit if the new content definition is to be inserted as\r
		 * the last item.\r
		 * @returns {CKEDITOR.dialog.definition.content} The inserted content definition.\r
		 */\r
		addContents: function( contentDefinition, nextSiblingId ) {\r
			return addById( this.contents, contentDefinition, nextSiblingId );\r
		},\r
\r
		/**\r
		 * Adds a button definition object under this dialog definition.\r
		 *\r
		 * @param {CKEDITOR.dialog.definition.button} buttonDefinition The\r
		 * button definition.\r
		 * @param {String} [nextSiblingId] The id of an existing button\r
		 * definition which the new button definition will be inserted\r
		 * before. Omit if the new button definition is to be inserted as\r
		 * the last item.\r
		 * @returns {CKEDITOR.dialog.definition.button} The inserted button definition.\r
		 */\r
		addButton: function( buttonDefinition, nextSiblingId ) {\r
			return addById( this.buttons, buttonDefinition, nextSiblingId );\r
		},\r
\r
		/**\r
		 * Removes a content definition from this dialog definition.\r
		 *\r
		 * @param {String} id The id of the content definition to be removed.\r
		 * @returns {CKEDITOR.dialog.definition.content} The removed content definition.\r
		 */\r
		removeContents: function( id ) {\r
			removeById( this.contents, id );\r
		},\r
\r
		/**\r
		 * Removes a button definition from the dialog definition.\r
		 *\r
		 * @param {String} id The id of the button definition to be removed.\r
		 * @returns {CKEDITOR.dialog.definition.button} The removed button definition.\r
		 */\r
		removeButton: function( id ) {\r
			removeById( this.buttons, id );\r
		}\r
	};\r
\r
	/**\r
	 * This class is not really part of the API. It is the template of the\r
	 * objects representing content pages inside the\r
	 * CKEDITOR.dialog.definitionObject.\r
	 *\r
	 *		CKEDITOR.on( 'dialogDefinition', function( evt ) {\r
	 *			var definition = evt.data.definition;\r
	 *			var content = definition.getContents( 'page1' );\r
	 *			content.remove( 'textInput1' );\r
	 *			// ...\r
	 *		} );\r
	 *\r
	 * @private\r
	 * @class CKEDITOR.dialog.definition.contentObject\r
	 * @constructor Creates a contentObject class instance.\r
	 */\r
	function contentObject( dialog, contentDefinition ) {\r
		this._ = {\r
			dialog: dialog\r
		};\r
\r
		CKEDITOR.tools.extend( this, contentDefinition );\r
	}\r
\r
	contentObject.prototype = {\r
		/**\r
		 * Gets a UI element definition under the content definition.\r
		 *\r
		 * @param {String} id The id of the UI element definition.\r
		 * @returns {CKEDITOR.dialog.definition.uiElement}\r
		 */\r
		get: function( id ) {\r
			return getById( this.elements, id, 'children' );\r
		},\r
\r
		/**\r
		 * Adds a UI element definition to the content definition.\r
		 *\r
		 * @param {CKEDITOR.dialog.definition.uiElement} elementDefinition The\r
		 * UI elemnet definition to be added.\r
		 * @param {String} nextSiblingId The id of an existing UI element\r
		 * definition which the new UI element definition will be inserted\r
		 * before. Omit if the new button definition is to be inserted as\r
		 * the last item.\r
		 * @returns {CKEDITOR.dialog.definition.uiElement} The element definition inserted.\r
		 */\r
		add: function( elementDefinition, nextSiblingId ) {\r
			return addById( this.elements, elementDefinition, nextSiblingId, 'children' );\r
		},\r
\r
		/**\r
		 * Removes a UI element definition from the content definition.\r
		 *\r
		 * @param {String} id The id of the UI element definition to be removed.\r
		 * @returns {CKEDITOR.dialog.definition.uiElement} The element definition removed.\r
		 */\r
		remove: function( id ) {\r
			removeById( this.elements, id, 'children' );\r
		}\r
	};\r
\r
	function initDragAndDrop( dialog ) {\r
		var lastCoords = null,\r
			abstractDialogCoords = null,\r
			editor = dialog.getParentEditor(),\r
			magnetDistance = editor.config.dialog_magnetDistance,\r
			margins = CKEDITOR.skin.margins || [ 0, 0, 0, 0 ];\r
\r
		if ( typeof magnetDistance == 'undefined' )\r
			magnetDistance = 20;\r
\r
		function mouseMoveHandler( evt ) {\r
			var dialogSize = dialog.getSize(),\r
				viewPaneSize = CKEDITOR.document.getWindow().getViewPaneSize(),\r
				x = evt.data.$.screenX,\r
				y = evt.data.$.screenY,\r
				dx = x - lastCoords.x,\r
				dy = y - lastCoords.y,\r
				realX, realY;\r
\r
			lastCoords = { x: x, y: y };\r
			abstractDialogCoords.x += dx;\r
			abstractDialogCoords.y += dy;\r
\r
			if ( abstractDialogCoords.x + margins[ 3 ] < magnetDistance )\r
				realX = -margins[ 3 ];\r
			else if ( abstractDialogCoords.x - margins[ 1 ] > viewPaneSize.width - dialogSize.width - magnetDistance )\r
				realX = viewPaneSize.width - dialogSize.width + ( editor.lang.dir == 'rtl' ? 0 : margins[ 1 ] );\r
			else\r
				realX = abstractDialogCoords.x;\r
\r
			if ( abstractDialogCoords.y + margins[ 0 ] < magnetDistance )\r
				realY = -margins[ 0 ];\r
			else if ( abstractDialogCoords.y - margins[ 2 ] > viewPaneSize.height - dialogSize.height - magnetDistance )\r
				realY = viewPaneSize.height - dialogSize.height + margins[ 2 ];\r
			else\r
				realY = abstractDialogCoords.y;\r
\r
			dialog.move( realX, realY, 1 );\r
\r
			evt.data.preventDefault();\r
		}\r
\r
		function mouseUpHandler() {\r
			CKEDITOR.document.removeListener( 'mousemove', mouseMoveHandler );\r
			CKEDITOR.document.removeListener( 'mouseup', mouseUpHandler );\r
\r
			if ( CKEDITOR.env.ie6Compat ) {\r
				var coverDoc = currentCover.getChild( 0 ).getFrameDocument();\r
				coverDoc.removeListener( 'mousemove', mouseMoveHandler );\r
				coverDoc.removeListener( 'mouseup', mouseUpHandler );\r
			}\r
		}\r
\r
		dialog.parts.title.on( 'mousedown', function( evt ) {\r
			lastCoords = { x: evt.data.$.screenX, y: evt.data.$.screenY };\r
\r
			CKEDITOR.document.on( 'mousemove', mouseMoveHandler );\r
			CKEDITOR.document.on( 'mouseup', mouseUpHandler );\r
			abstractDialogCoords = dialog.getPosition();\r
\r
			if ( CKEDITOR.env.ie6Compat ) {\r
				var coverDoc = currentCover.getChild( 0 ).getFrameDocument();\r
				coverDoc.on( 'mousemove', mouseMoveHandler );\r
				coverDoc.on( 'mouseup', mouseUpHandler );\r
			}\r
\r
			evt.data.preventDefault();\r
		}, dialog );\r
	}\r
\r
	function initResizeHandles( dialog ) {\r
		var def = dialog.definition,\r
			resizable = def.resizable;\r
\r
		if ( resizable == CKEDITOR.DIALOG_RESIZE_NONE )\r
			return;\r
\r
		var editor = dialog.getParentEditor();\r
		var wrapperWidth, wrapperHeight, viewSize, origin, startSize, dialogCover;\r
\r
		var mouseDownFn = CKEDITOR.tools.addFunction( function( $event ) {\r
			startSize = dialog.getSize();\r
\r
			var content = dialog.parts.contents,\r
				iframeDialog = content.$.getElementsByTagName( 'iframe' ).length;\r
\r
			// Shim to help capturing "mousemove" over iframe.\r
			if ( iframeDialog ) {\r
				dialogCover = CKEDITOR.dom.element.createFromHtml( '<div class="cke_dialog_resize_cover" style="height: 100%; position: absolute; width: 100%;"></div>' );\r
				content.append( dialogCover );\r
			}\r
\r
			// Calculate the offset between content and chrome size.\r
			wrapperHeight = startSize.height - dialog.parts.contents.getSize( 'height', !( CKEDITOR.env.gecko || CKEDITOR.env.ie && CKEDITOR.env.quirks ) );\r
			wrapperWidth = startSize.width - dialog.parts.contents.getSize( 'width', 1 );\r
\r
			origin = { x: $event.screenX, y: $event.screenY };\r
\r
			viewSize = CKEDITOR.document.getWindow().getViewPaneSize();\r
\r
			CKEDITOR.document.on( 'mousemove', mouseMoveHandler );\r
			CKEDITOR.document.on( 'mouseup', mouseUpHandler );\r
\r
			if ( CKEDITOR.env.ie6Compat ) {\r
				var coverDoc = currentCover.getChild( 0 ).getFrameDocument();\r
				coverDoc.on( 'mousemove', mouseMoveHandler );\r
				coverDoc.on( 'mouseup', mouseUpHandler );\r
			}\r
\r
			$event.preventDefault && $event.preventDefault();\r
		} );\r
\r
		// Prepend the grip to the dialog.\r
		dialog.on( 'load', function() {\r
			var direction = '';\r
			if ( resizable == CKEDITOR.DIALOG_RESIZE_WIDTH )\r
				direction = ' cke_resizer_horizontal';\r
			else if ( resizable == CKEDITOR.DIALOG_RESIZE_HEIGHT )\r
				direction = ' cke_resizer_vertical';\r
			var resizer = CKEDITOR.dom.element.createFromHtml(\r
				'<div' +\r
				' class="cke_resizer' + direction + ' cke_resizer_' + editor.lang.dir + '"' +\r
				' title="' + CKEDITOR.tools.htmlEncode( editor.lang.common.resize ) + '"' +\r
				' onmousedown="CKEDITOR.tools.callFunction(' + mouseDownFn + ', event )">' +\r
				// BLACK LOWER RIGHT TRIANGLE (ltr)\r
				// BLACK LOWER LEFT TRIANGLE (rtl)\r
				( editor.lang.dir == 'ltr' ? '\u25E2' : '\u25E3' ) +\r
				'</div>' );\r
			dialog.parts.footer.append( resizer, 1 );\r
		} );\r
		editor.on( 'destroy', function() {\r
			CKEDITOR.tools.removeFunction( mouseDownFn );\r
		} );\r
\r
		function mouseMoveHandler( evt ) {\r
			var rtl = editor.lang.dir == 'rtl',\r
				dx = ( evt.data.$.screenX - origin.x ) * ( rtl ? -1 : 1 ),\r
				dy = evt.data.$.screenY - origin.y,\r
				width = startSize.width,\r
				height = startSize.height,\r
				internalWidth = width + dx * ( dialog._.moved ? 1 : 2 ),\r
				internalHeight = height + dy * ( dialog._.moved ? 1 : 2 ),\r
				element = dialog._.element.getFirst(),\r
				right = rtl && element.getComputedStyle( 'right' ),\r
				position = dialog.getPosition();\r
\r
			if ( position.y + internalHeight > viewSize.height )\r
				internalHeight = viewSize.height - position.y;\r
\r
			if ( ( rtl ? right : position.x ) + internalWidth > viewSize.width )\r
				internalWidth = viewSize.width - ( rtl ? right : position.x );\r
\r
			// Make sure the dialog will not be resized to the wrong side when it's in the leftmost position for RTL.\r
			if ( ( resizable == CKEDITOR.DIALOG_RESIZE_WIDTH || resizable == CKEDITOR.DIALOG_RESIZE_BOTH ) )\r
				width = Math.max( def.minWidth || 0, internalWidth - wrapperWidth );\r
\r
			if ( resizable == CKEDITOR.DIALOG_RESIZE_HEIGHT || resizable == CKEDITOR.DIALOG_RESIZE_BOTH )\r
				height = Math.max( def.minHeight || 0, internalHeight - wrapperHeight );\r
\r
			dialog.resize( width, height );\r
\r
			if ( !dialog._.moved )\r
				dialog.layout();\r
\r
			evt.data.preventDefault();\r
		}\r
\r
		function mouseUpHandler() {\r
			CKEDITOR.document.removeListener( 'mouseup', mouseUpHandler );\r
			CKEDITOR.document.removeListener( 'mousemove', mouseMoveHandler );\r
\r
			if ( dialogCover ) {\r
				dialogCover.remove();\r
				dialogCover = null;\r
			}\r
\r
			if ( CKEDITOR.env.ie6Compat ) {\r
				var coverDoc = currentCover.getChild( 0 ).getFrameDocument();\r
				coverDoc.removeListener( 'mouseup', mouseUpHandler );\r
				coverDoc.removeListener( 'mousemove', mouseMoveHandler );\r
			}\r
		}\r
	}\r
\r
	var resizeCover;\r
	// Caching resuable covers and allowing only one cover\r
	// on screen.\r
	var covers = {},\r
		currentCover;\r
\r
	function cancelEvent( ev ) {\r
		ev.data.preventDefault( 1 );\r
	}\r
\r
	function showCover( editor ) {\r
		var win = CKEDITOR.document.getWindow(),\r
			config = editor.config,\r
			skinName = ( CKEDITOR.skinName || editor.config.skin ),\r
			backgroundColorStyle = config.dialog_backgroundCoverColor || ( skinName == 'moono-lisa' ? 'black' : 'white' ),\r
			backgroundCoverOpacity = config.dialog_backgroundCoverOpacity,\r
			baseFloatZIndex = config.baseFloatZIndex,\r
			coverKey = CKEDITOR.tools.genKey( backgroundColorStyle, backgroundCoverOpacity, baseFloatZIndex ),\r
			coverElement = covers[ coverKey ];\r
\r
		if ( !coverElement ) {\r
			var html = [\r
				'<div tabIndex="-1" style="position: ', ( CKEDITOR.env.ie6Compat ? 'absolute' : 'fixed' ),\r
				'; z-index: ', baseFloatZIndex,\r
				'; top: 0px; left: 0px; ',\r
				( !CKEDITOR.env.ie6Compat ? 'background-color: ' + backgroundColorStyle : '' ),\r
				'" class="cke_dialog_background_cover">'\r
			];\r
\r
			if ( CKEDITOR.env.ie6Compat ) {\r
				// Support for custom document.domain in IE.\r
				var iframeHtml = '<html><body style=\\\'background-color:' + backgroundColorStyle + ';\\\'></body></html>';\r
\r
				html.push( '<iframe' +\r
					' hidefocus="true"' +\r
					' frameborder="0"' +\r
					' id="cke_dialog_background_iframe"' +\r
					' src="javascript:' );\r
\r
				html.push( 'void((function(){' + encodeURIComponent(\r
					'document.open();' +\r
					// Support for custom document.domain in IE.\r
					'(' + CKEDITOR.tools.fixDomain + ')();' +\r
					'document.write( \'' + iframeHtml + '\' );' +\r
					'document.close();'\r
				) + '})())' );\r
\r
				html.push( '"' +\r
					' style="' +\r
						'position:absolute;' +\r
						'left:0;' +\r
						'top:0;' +\r
						'width:100%;' +\r
						'height: 100%;' +\r
						'filter: progid:DXImageTransform.Microsoft.Alpha(opacity=0)">' +\r
					'</iframe>' );\r
			}\r
\r
			html.push( '</div>' );\r
\r
			coverElement = CKEDITOR.dom.element.createFromHtml( html.join( '' ) );\r
			coverElement.setOpacity( backgroundCoverOpacity !== undefined ? backgroundCoverOpacity : 0.5 );\r
\r
			coverElement.on( 'keydown', cancelEvent );\r
			coverElement.on( 'keypress', cancelEvent );\r
			coverElement.on( 'keyup', cancelEvent );\r
\r
			coverElement.appendTo( CKEDITOR.document.getBody() );\r
			covers[ coverKey ] = coverElement;\r
		} else {\r
			coverElement.show();\r
		}\r
\r
		// Makes the dialog cover a focus holder as well.\r
		editor.focusManager.add( coverElement );\r
\r
		currentCover = coverElement;\r
		var resizeFunc = function() {\r
				var size = win.getViewPaneSize();\r
				coverElement.setStyles( {\r
					width: size.width + 'px',\r
					height: size.height + 'px'\r
				} );\r
			};\r
\r
		var scrollFunc = function() {\r
				var pos = win.getScrollPosition(),\r
					cursor = CKEDITOR.dialog._.currentTop;\r
				coverElement.setStyles( {\r
					left: pos.x + 'px',\r
					top: pos.y + 'px'\r
				} );\r
\r
				if ( cursor ) {\r
					do {\r
						var dialogPos = cursor.getPosition();\r
						cursor.move( dialogPos.x, dialogPos.y );\r
					} while ( ( cursor = cursor._.parentDialog ) );\r
				}\r
			};\r
\r
		resizeCover = resizeFunc;\r
		win.on( 'resize', resizeFunc );\r
		resizeFunc();\r
		// Using Safari/Mac, focus must be kept where it is (http://dev.ckeditor.com/ticket/7027)\r
		if ( !( CKEDITOR.env.mac && CKEDITOR.env.webkit ) )\r
			coverElement.focus();\r
\r
		if ( CKEDITOR.env.ie6Compat ) {\r
			// IE BUG: win.$.onscroll assignment doesn't work.. it must be window.onscroll.\r
			// So we need to invent a really funny way to make it work.\r
			var myScrollHandler = function() {\r
					scrollFunc();\r
					arguments.callee.prevScrollHandler.apply( this, arguments );\r
				};\r
			win.$.setTimeout( function() {\r
				myScrollHandler.prevScrollHandler = window.onscroll ||\r
				function() {};\r
				window.onscroll = myScrollHandler;\r
			}, 0 );\r
			scrollFunc();\r
		}\r
	}\r
\r
	function hideCover( editor ) {\r
		if ( !currentCover )\r
			return;\r
\r
		editor.focusManager.remove( currentCover );\r
		var win = CKEDITOR.document.getWindow();\r
		currentCover.hide();\r
		win.removeListener( 'resize', resizeCover );\r
\r
		if ( CKEDITOR.env.ie6Compat ) {\r
			win.$.setTimeout( function() {\r
				var prevScrollHandler = window.onscroll && window.onscroll.prevScrollHandler;\r
				window.onscroll = prevScrollHandler || null;\r
			}, 0 );\r
		}\r
		resizeCover = null;\r
	}\r
\r
	function removeCovers() {\r
		for ( var coverId in covers )\r
			covers[ coverId ].remove();\r
		covers = {};\r
	}\r
\r
	var accessKeyProcessors = {};\r
\r
	var accessKeyDownHandler = function( evt ) {\r
			var ctrl = evt.data.$.ctrlKey || evt.data.$.metaKey,\r
				alt = evt.data.$.altKey,\r
				shift = evt.data.$.shiftKey,\r
				key = String.fromCharCode( evt.data.$.keyCode ),\r
				keyProcessor = accessKeyProcessors[ ( ctrl ? 'CTRL+' : '' ) + ( alt ? 'ALT+' : '' ) + ( shift ? 'SHIFT+' : '' ) + key ];\r
\r
			if ( !keyProcessor || !keyProcessor.length )\r
				return;\r
\r
			keyProcessor = keyProcessor[ keyProcessor.length - 1 ];\r
			keyProcessor.keydown && keyProcessor.keydown.call( keyProcessor.uiElement, keyProcessor.dialog, keyProcessor.key );\r
			evt.data.preventDefault();\r
		};\r
\r
	var accessKeyUpHandler = function( evt ) {\r
			var ctrl = evt.data.$.ctrlKey || evt.data.$.metaKey,\r
				alt = evt.data.$.altKey,\r
				shift = evt.data.$.shiftKey,\r
				key = String.fromCharCode( evt.data.$.keyCode ),\r
				keyProcessor = accessKeyProcessors[ ( ctrl ? 'CTRL+' : '' ) + ( alt ? 'ALT+' : '' ) + ( shift ? 'SHIFT+' : '' ) + key ];\r
\r
			if ( !keyProcessor || !keyProcessor.length )\r
				return;\r
\r
			keyProcessor = keyProcessor[ keyProcessor.length - 1 ];\r
			if ( keyProcessor.keyup ) {\r
				keyProcessor.keyup.call( keyProcessor.uiElement, keyProcessor.dialog, keyProcessor.key );\r
				evt.data.preventDefault();\r
			}\r
		};\r
\r
	var registerAccessKey = function( uiElement, dialog, key, downFunc, upFunc ) {\r
			var procList = accessKeyProcessors[ key ] || ( accessKeyProcessors[ key ] = [] );\r
			procList.push( {\r
				uiElement: uiElement,\r
				dialog: dialog,\r
				key: key,\r
				keyup: upFunc || uiElement.accessKeyUp,\r
				keydown: downFunc || uiElement.accessKeyDown\r
			} );\r
		};\r
\r
	var unregisterAccessKey = function( obj ) {\r
			for ( var i in accessKeyProcessors ) {\r
				var list = accessKeyProcessors[ i ];\r
				for ( var j = list.length - 1; j >= 0; j-- ) {\r
					if ( list[ j ].dialog == obj || list[ j ].uiElement == obj )\r
						list.splice( j, 1 );\r
				}\r
				if ( list.length === 0 )\r
					delete accessKeyProcessors[ i ];\r
			}\r
		};\r
\r
	var tabAccessKeyUp = function( dialog, key ) {\r
			if ( dialog._.accessKeyMap[ key ] )\r
				dialog.selectPage( dialog._.accessKeyMap[ key ] );\r
		};\r
\r
	var tabAccessKeyDown = function() {};\r
\r
	( function() {\r
		CKEDITOR.ui.dialog = {\r
			/**\r
			 * The base class of all dialog UI elements.\r
			 *\r
			 * @class CKEDITOR.ui.dialog.uiElement\r
			 * @constructor Creates a uiElement class instance.\r
			 * @param {CKEDITOR.dialog} dialog Parent dialog object.\r
			 * @param {CKEDITOR.dialog.definition.uiElement} elementDefinition Element\r
			 * definition.\r
			 *\r
			 * Accepted fields:\r
			 *\r
			 * * `id` (Required) The id of the UI element. See {@link CKEDITOR.dialog#getContentElement}.\r
			 * * `type` (Required) The type of the UI element. The\r
			 *     value to this field specifies which UI element class will be used to\r
			 *     generate the final widget.\r
			 * * `title` (Optional) The popup tooltip for the UI\r
			 *     element.\r
			 * * `hidden` (Optional) A flag that tells if the element\r
			 *     should be initially visible.\r
			 * * `className` (Optional) Additional CSS class names\r
			 *     to add to the UI element. Separated by space.\r
			 * * `style` (Optional) Additional CSS inline styles\r
			 *     to add to the UI element. A semicolon (;) is required after the last\r
			 *     style declaration.\r
			 * * `accessKey` (Optional) The alphanumeric access key\r
			 *     for this element. Access keys are automatically prefixed by CTRL.\r
			 * * `on*` (Optional) Any UI element definition field that\r
			 *     starts with `on` followed immediately by a capital letter and\r
			 *     probably more letters is an event handler. Event handlers may be further\r
			 *     divided into registered event handlers and DOM event handlers. Please\r
			 *     refer to {@link CKEDITOR.ui.dialog.uiElement#registerEvents} and\r
			 *     {@link CKEDITOR.ui.dialog.uiElement#eventProcessors} for more information.\r
			 *\r
			 * @param {Array} htmlList\r
			 * List of HTML code to be added to the dialog's content area.\r
			 * @param {Function/String} [nodeNameArg='div']\r
			 * A function returning a string, or a simple string for the node name for\r
			 * the root DOM node.\r
			 * @param {Function/Object} [stylesArg={}]\r
			 * A function returning an object, or a simple object for CSS styles applied\r
			 * to the DOM node.\r
			 * @param {Function/Object} [attributesArg={}]\r
			 * A fucntion returning an object, or a simple object for attributes applied\r
			 * to the DOM node.\r
			 * @param {Function/String} [contentsArg='']\r
			 * A function returning a string, or a simple string for the HTML code inside\r
			 * the root DOM node. Default is empty string.\r
			 */\r
			uiElement: function( dialog, elementDefinition, htmlList, nodeNameArg, stylesArg, attributesArg, contentsArg ) {\r
				if ( arguments.length < 4 )\r
					return;\r
\r
				var nodeName = ( nodeNameArg.call ? nodeNameArg( elementDefinition ) : nodeNameArg ) || 'div',\r
					html = [ '<', nodeName, ' ' ],\r
					styles = ( stylesArg && stylesArg.call ? stylesArg( elementDefinition ) : stylesArg ) || {},\r
					attributes = ( attributesArg && attributesArg.call ? attributesArg( elementDefinition ) : attributesArg ) || {},\r
					innerHTML = ( contentsArg && contentsArg.call ? contentsArg.call( this, dialog, elementDefinition ) : contentsArg ) || '',\r
					domId = this.domId = attributes.id || CKEDITOR.tools.getNextId() + '_uiElement',\r
					i;\r
\r
				if ( elementDefinition.requiredContent && !dialog.getParentEditor().filter.check( elementDefinition.requiredContent ) ) {\r
					styles.display = 'none';\r
					this.notAllowed = true;\r
				}\r
\r
				// Set the id, a unique id is required for getElement() to work.\r
				attributes.id = domId;\r
\r
				// Set the type and definition CSS class names.\r
				var classes = {};\r
				if ( elementDefinition.type )\r
					classes[ 'cke_dialog_ui_' + elementDefinition.type ] = 1;\r
				if ( elementDefinition.className )\r
					classes[ elementDefinition.className ] = 1;\r
				if ( elementDefinition.disabled )\r
					classes.cke_disabled = 1;\r
\r
				var attributeClasses = ( attributes[ 'class' ] && attributes[ 'class' ].split ) ? attributes[ 'class' ].split( ' ' ) : [];\r
				for ( i = 0; i < attributeClasses.length; i++ ) {\r
					if ( attributeClasses[ i ] )\r
						classes[ attributeClasses[ i ] ] = 1;\r
				}\r
				var finalClasses = [];\r
				for ( i in classes )\r
					finalClasses.push( i );\r
				attributes[ 'class' ] = finalClasses.join( ' ' );\r
\r
				// Set the popup tooltop.\r
				if ( elementDefinition.title )\r
					attributes.title = elementDefinition.title;\r
\r
				// Write the inline CSS styles.\r
				var styleStr = ( elementDefinition.style || '' ).split( ';' );\r
\r
				// Element alignment support.\r
				if ( elementDefinition.align ) {\r
					var align = elementDefinition.align;\r
					styles[ 'margin-left' ] = align == 'left' ? 0 : 'auto';\r
					styles[ 'margin-right' ] = align == 'right' ? 0 : 'auto';\r
				}\r
\r
				for ( i in styles )\r
					styleStr.push( i + ':' + styles[ i ] );\r
				if ( elementDefinition.hidden )\r
					styleStr.push( 'display:none' );\r
				for ( i = styleStr.length - 1; i >= 0; i-- ) {\r
					if ( styleStr[ i ] === '' )\r
						styleStr.splice( i, 1 );\r
				}\r
				if ( styleStr.length > 0 )\r
					attributes.style = ( attributes.style ? ( attributes.style + '; ' ) : '' ) + styleStr.join( '; ' );\r
\r
				// Write the attributes.\r
				for ( i in attributes )\r
					html.push( i + '="' + CKEDITOR.tools.htmlEncode( attributes[ i ] ) + '" ' );\r
\r
				// Write the content HTML.\r
				html.push( '>', innerHTML, '</', nodeName, '>' );\r
\r
				// Add contents to the parent HTML array.\r
				htmlList.push( html.join( '' ) );\r
\r
				( this._ || ( this._ = {} ) ).dialog = dialog;\r
\r
				// Override isChanged if it is defined in element definition.\r
				if ( typeof elementDefinition.isChanged == 'boolean' )\r
					this.isChanged = function() {\r
						return elementDefinition.isChanged;\r
					};\r
				if ( typeof elementDefinition.isChanged == 'function' )\r
					this.isChanged = elementDefinition.isChanged;\r
\r
				// Overload 'get(set)Value' on definition.\r
				if ( typeof elementDefinition.setValue == 'function' ) {\r
					this.setValue = CKEDITOR.tools.override( this.setValue, function( org ) {\r
						return function( val ) {\r
							org.call( this, elementDefinition.setValue.call( this, val ) );\r
						};\r
					} );\r
				}\r
\r
				if ( typeof elementDefinition.getValue == 'function' ) {\r
					this.getValue = CKEDITOR.tools.override( this.getValue, function( org ) {\r
						return function() {\r
							return elementDefinition.getValue.call( this, org.call( this ) );\r
						};\r
					} );\r
				}\r
\r
				// Add events.\r
				CKEDITOR.event.implementOn( this );\r
\r
				this.registerEvents( elementDefinition );\r
				if ( this.accessKeyUp && this.accessKeyDown && elementDefinition.accessKey )\r
					registerAccessKey( this, dialog, 'CTRL+' + elementDefinition.accessKey );\r
\r
				var me = this;\r
				dialog.on( 'load', function() {\r
					var input = me.getInputElement();\r
					if ( input ) {\r
						var focusClass = me.type in { 'checkbox': 1, 'ratio': 1 } && CKEDITOR.env.ie && CKEDITOR.env.version < 8 ? 'cke_dialog_ui_focused' : '';\r
						input.on( 'focus', function() {\r
							dialog._.tabBarMode = false;\r
							dialog._.hasFocus = true;\r
							me.fire( 'focus' );\r
							focusClass && this.addClass( focusClass );\r
\r
						} );\r
\r
						input.on( 'blur', function() {\r
							me.fire( 'blur' );\r
							focusClass && this.removeClass( focusClass );\r
						} );\r
					}\r
				} );\r
\r
				// Completes this object with everything we have in the\r
				// definition.\r
				CKEDITOR.tools.extend( this, elementDefinition );\r
\r
				// Register the object as a tab focus if it can be included.\r
				if ( this.keyboardFocusable ) {\r
					this.tabIndex = elementDefinition.tabIndex || 0;\r
\r
					this.focusIndex = dialog._.focusList.push( this ) - 1;\r
					this.on( 'focus', function() {\r
						dialog._.currentFocusIndex = me.focusIndex;\r
					} );\r
				}\r
			},\r
\r
			/**\r
			 * Horizontal layout box for dialog UI elements, auto-expends to available width of container.\r
			 *\r
			 * @class CKEDITOR.ui.dialog.hbox\r
			 * @extends CKEDITOR.ui.dialog.uiElement\r
			 * @constructor Creates a hbox class instance.\r
			 * @param {CKEDITOR.dialog} dialog Parent dialog object.\r
			 * @param {Array} childObjList\r
			 * Array of {@link CKEDITOR.ui.dialog.uiElement} objects inside this container.\r
			 * @param {Array} childHtmlList\r
			 * Array of HTML code that correspond to the HTML output of all the\r
			 * objects in childObjList.\r
			 * @param {Array} htmlList\r
			 * Array of HTML code that this element will output to.\r
			 * @param {CKEDITOR.dialog.definition.uiElement} elementDefinition\r
			 * The element definition. Accepted fields:\r
			 *\r
			 * * `widths` (Optional) The widths of child cells.\r
			 * * `height` (Optional) The height of the layout.\r
			 * * `padding` (Optional) The padding width inside child cells.\r
			 * * `align` (Optional) The alignment of the whole layout.\r
			 */\r
			hbox: function( dialog, childObjList, childHtmlList, htmlList, elementDefinition ) {\r
				if ( arguments.length < 4 )\r
					return;\r
\r
				this._ || ( this._ = {} );\r
\r
				var children = this._.children = childObjList,\r
					widths = elementDefinition && elementDefinition.widths || null,\r
					height = elementDefinition && elementDefinition.height || null,\r
					styles = {},\r
					i;\r
				/** @ignore */\r
				var innerHTML = function() {\r
						var html = [ '<tbody><tr class="cke_dialog_ui_hbox">' ];\r
						for ( i = 0; i < childHtmlList.length; i++ ) {\r
							var className = 'cke_dialog_ui_hbox_child',\r
								styles = [];\r
							if ( i === 0 ) {\r
								className = 'cke_dialog_ui_hbox_first';\r
							}\r
							if ( i == childHtmlList.length - 1 ) {\r
								className = 'cke_dialog_ui_hbox_last';\r
							}\r
\r
							html.push( '<td class="', className, '" role="presentation" ' );\r
							if ( widths ) {\r
								if ( widths[ i ] ) {\r
									styles.push( 'width:' + cssLength( widths[i] ) );\r
								}\r
							} else {\r
								styles.push( 'width:' + Math.floor( 100 / childHtmlList.length ) + '%' );\r
							}\r
							if ( height ) {\r
								styles.push( 'height:' + cssLength( height ) );\r
							}\r
							if ( elementDefinition && elementDefinition.padding !== undefined ) {\r
								styles.push( 'padding:' + cssLength( elementDefinition.padding ) );\r
							}\r
							// In IE Quirks alignment has to be done on table cells. (http://dev.ckeditor.com/ticket/7324)\r
							if ( CKEDITOR.env.ie && CKEDITOR.env.quirks && children[ i ].align ) {\r
								styles.push( 'text-align:' + children[ i ].align );\r
							}\r
							if ( styles.length > 0 ) {\r
								html.push( 'style="' + styles.join( '; ' ) + '" ' );\r
							}\r
							html.push( '>', childHtmlList[ i ], '</td>' );\r
						}\r
						html.push( '</tr></tbody>' );\r
						return html.join( '' );\r
					};\r
\r
				var attribs = { role: 'presentation' };\r
				elementDefinition && elementDefinition.align && ( attribs.align = elementDefinition.align );\r
\r
				CKEDITOR.ui.dialog.uiElement.call( this, dialog, elementDefinition || { type: 'hbox' }, htmlList, 'table', styles, attribs, innerHTML );\r
			},\r
\r
			/**\r
			 * Vertical layout box for dialog UI elements.\r
			 *\r
			 * @class CKEDITOR.ui.dialog.vbox\r
			 * @extends CKEDITOR.ui.dialog.hbox\r
			 * @constructor Creates a vbox class instance.\r
			 * @param {CKEDITOR.dialog} dialog Parent dialog object.\r
			 * @param {Array} childObjList\r
			 * Array of {@link CKEDITOR.ui.dialog.uiElement} objects inside this container.\r
			 * @param {Array} childHtmlList\r
			 * Array of HTML code that correspond to the HTML output of all the\r
			 * objects in childObjList.\r
			 * @param {Array} htmlList Array of HTML code that this element will output to.\r
			 * @param {CKEDITOR.dialog.definition.uiElement} elementDefinition\r
			 * The element definition. Accepted fields:\r
			 *\r
			 * * `width` (Optional) The width of the layout.\r
			 * * `heights` (Optional) The heights of individual cells.\r
			 * * `align` (Optional) The alignment of the layout.\r
			 * * `padding` (Optional) The padding width inside child cells.\r
			 * * `expand` (Optional) Whether the layout should expand\r
			 *     vertically to fill its container.\r
			 */\r
			vbox: function( dialog, childObjList, childHtmlList, htmlList, elementDefinition ) {\r
				if ( arguments.length < 3 )\r
					return;\r
\r
				this._ || ( this._ = {} );\r
\r
				var children = this._.children = childObjList,\r
					width = elementDefinition && elementDefinition.width || null,\r
					heights = elementDefinition && elementDefinition.heights || null;\r
				/** @ignore */\r
				var innerHTML = function() {\r
						var html = [ '<table role="presentation" cellspacing="0" border="0" ' ];\r
						html.push( 'style="' );\r
						if ( elementDefinition && elementDefinition.expand )\r
							html.push( 'height:100%;' );\r
						html.push( 'width:' + cssLength( width || '100%' ), ';' );\r
\r
						// (http://dev.ckeditor.com/ticket/10123) Temp fix for dialog broken layout in latest webkit.\r
						if ( CKEDITOR.env.webkit )\r
							html.push( 'float:none;' );\r
\r
						html.push( '"' );\r
						html.push( 'align="', CKEDITOR.tools.htmlEncode(\r
						( elementDefinition && elementDefinition.align ) || ( dialog.getParentEditor().lang.dir == 'ltr' ? 'left' : 'right' ) ), '" ' );\r
\r
						html.push( '><tbody>' );\r
						for ( var i = 0; i < childHtmlList.length; i++ ) {\r
							var styles = [];\r
							html.push( '<tr><td role="presentation" ' );\r
							if ( width )\r
								styles.push( 'width:' + cssLength( width || '100%' ) );\r
							if ( heights )\r
								styles.push( 'height:' + cssLength( heights[ i ] ) );\r
							else if ( elementDefinition && elementDefinition.expand )\r
								styles.push( 'height:' + Math.floor( 100 / childHtmlList.length ) + '%' );\r
							if ( elementDefinition && elementDefinition.padding !== undefined )\r
								styles.push( 'padding:' + cssLength( elementDefinition.padding ) );\r
							// In IE Quirks alignment has to be done on table cells. (http://dev.ckeditor.com/ticket/7324)\r
							if ( CKEDITOR.env.ie && CKEDITOR.env.quirks && children[ i ].align )\r
								styles.push( 'text-align:' + children[ i ].align );\r
							if ( styles.length > 0 )\r
								html.push( 'style="', styles.join( '; ' ), '" ' );\r
							html.push( ' class="cke_dialog_ui_vbox_child">', childHtmlList[ i ], '</td></tr>' );\r
						}\r
						html.push( '</tbody></table>' );\r
						return html.join( '' );\r
					};\r
				CKEDITOR.ui.dialog.uiElement.call( this, dialog, elementDefinition || { type: 'vbox' }, htmlList, 'div', null, { role: 'presentation' }, innerHTML );\r
			}\r
		};\r
	} )();\r
\r
	/** @class CKEDITOR.ui.dialog.uiElement */\r
	CKEDITOR.ui.dialog.uiElement.prototype = {\r
		/**\r
		 * Gets the root DOM element of this dialog UI object.\r
		 *\r
		 *		uiElement.getElement().hide();\r
		 *\r
		 * @returns {CKEDITOR.dom.element} Root DOM element of UI object.\r
		 */\r
		getElement: function() {\r
			return CKEDITOR.document.getById( this.domId );\r
		},\r
\r
		/**\r
		 * Gets the DOM element that the user inputs values.\r
		 *\r
		 * This function is used by {@link #setValue}, {@link #getValue} and {@link #focus}. It should\r
		 * be overrided in child classes where the input element isn't the root\r
		 * element.\r
		 *\r
		 *		var rawValue = textInput.getInputElement().$.value;\r
		 *\r
		 * @returns {CKEDITOR.dom.element} The element where the user input values.\r
		 */\r
		getInputElement: function() {\r
			return this.getElement();\r
		},\r
\r
		/**\r
		 * Gets the parent dialog object containing this UI element.\r
		 *\r
		 *		var dialog = uiElement.getDialog();\r
		 *\r
		 * @returns {CKEDITOR.dialog} Parent dialog object.\r
		 */\r
		getDialog: function() {\r
			return this._.dialog;\r
		},\r
\r
		/**\r
		 * Sets the value of this dialog UI object.\r
		 *\r
		 *		uiElement.setValue( 'Dingo' );\r
		 *\r
		 * @chainable\r
		 * @param {Object} value The new value.\r
		 * @param {Boolean} noChangeEvent Internal commit, to supress `change` event on this element.\r
		 */\r
		setValue: function( value, noChangeEvent ) {\r
			this.getInputElement().setValue( value );\r
			!noChangeEvent && this.fire( 'change', { value: value } );\r
			return this;\r
		},\r
\r
		/**\r
		 * Gets the current value of this dialog UI object.\r
		 *\r
		 *		var myValue = uiElement.getValue();\r
		 *\r
		 * @returns {Object} The current value.\r
		 */\r
		getValue: function() {\r
			return this.getInputElement().getValue();\r
		},\r
\r
		/**\r
		 * Tells whether the UI object's value has changed.\r
		 *\r
		 *		if ( uiElement.isChanged() )\r
		 *			confirm( 'Value changed! Continue?' );\r
		 *\r
		 * @returns {Boolean} `true` if changed, `false` if not changed.\r
		 */\r
		isChanged: function() {\r
			// Override in input classes.\r
			return false;\r
		},\r
\r
		/**\r
		 * Selects the parent tab of this element. Usually called by focus() or overridden focus() methods.\r
		 *\r
		 *		focus : function() {\r
		 *			this.selectParentTab();\r
		 *			// do something else.\r
		 *		}\r
		 *\r
		 * @chainable\r
		 */\r
		selectParentTab: function() {\r
			var element = this.getInputElement(),\r
				cursor = element,\r
				tabId;\r
			while ( ( cursor = cursor.getParent() ) && cursor.$.className.search( 'cke_dialog_page_contents' ) == -1 ) {\r
\r
			}\r
\r
			// Some widgets don't have parent tabs (e.g. OK and Cancel buttons).\r
			if ( !cursor )\r
				return this;\r
\r
			tabId = cursor.getAttribute( 'name' );\r
			// Avoid duplicate select.\r
			if ( this._.dialog._.currentTabId != tabId )\r
				this._.dialog.selectPage( tabId );\r
			return this;\r
		},\r
\r
		/**\r
		 * Puts the focus to the UI object. Switches tabs if the UI object isn't in the active tab page.\r
		 *\r
		 *		uiElement.focus();\r
		 *\r
		 * @chainable\r
		 */\r
		focus: function() {\r
			this.selectParentTab().getInputElement().focus();\r
			return this;\r
		},\r
\r
		/**\r
		 * Registers the `on*` event handlers defined in the element definition.\r
		 *\r
		 * The default behavior of this function is:\r
		 *\r
		 * 1. If the on* event is defined in the class's eventProcesors list,\r
		 *     then the registration is delegated to the corresponding function\r
		 *     in the eventProcessors list.\r
		 * 2. If the on* event is not defined in the eventProcessors list, then\r
		 *     register the event handler under the corresponding DOM event of\r
		 *     the UI element's input DOM element (as defined by the return value\r
		 *     of {@link #getInputElement}).\r
		 *\r
		 * This function is only called at UI element instantiation, but can\r
		 * be overridded in child classes if they require more flexibility.\r
		 *\r
		 * @chainable\r
		 * @param {CKEDITOR.dialog.definition.uiElement} definition The UI element\r
		 * definition.\r
		 */\r
		registerEvents: function( definition ) {\r
			var regex = /^on([A-Z]\w+)/,\r
				match;\r
\r
			var registerDomEvent = function( uiElement, dialog, eventName, func ) {\r
					dialog.on( 'load', function() {\r
						uiElement.getInputElement().on( eventName, func, uiElement );\r
					} );\r
				};\r
\r
			for ( var i in definition ) {\r
				if ( !( match = i.match( regex ) ) )\r
					continue;\r
				if ( this.eventProcessors[ i ] )\r
					this.eventProcessors[ i ].call( this, this._.dialog, definition[ i ] );\r
				else\r
					registerDomEvent( this, this._.dialog, match[ 1 ].toLowerCase(), definition[ i ] );\r
			}\r
\r
			return this;\r
		},\r
\r
		/**\r
		 * The event processor list used by\r
		 * {@link CKEDITOR.ui.dialog.uiElement#getInputElement} at UI element\r
		 * instantiation. The default list defines three `on*` events:\r
		 *\r
		 * 1. `onLoad` - Called when the element's parent dialog opens for the\r
		 *     first time.\r
		 * 2. `onShow` - Called whenever the element's parent dialog opens.\r
		 * 3. `onHide` - Called whenever the element's parent dialog closes.\r
		 *\r
		 *		// This connects the 'click' event in CKEDITOR.ui.dialog.button to onClick\r
		 *		// handlers in the UI element's definitions.\r
		 *		CKEDITOR.ui.dialog.button.eventProcessors = CKEDITOR.tools.extend( {},\r
		 *			CKEDITOR.ui.dialog.uiElement.prototype.eventProcessors,\r
		 *			{ onClick : function( dialog, func ) { this.on( 'click', func ); } },\r
		 *			true\r
		 *		);\r
		 *\r
		 * @property {Object}\r
		 */\r
		eventProcessors: {\r
			onLoad: function( dialog, func ) {\r
				dialog.on( 'load', func, this );\r
			},\r
\r
			onShow: function( dialog, func ) {\r
				dialog.on( 'show', func, this );\r
			},\r
\r
			onHide: function( dialog, func ) {\r
				dialog.on( 'hide', func, this );\r
			}\r
		},\r
\r
		/**\r
		 * The default handler for a UI element's access key down event, which\r
		 * tries to put focus to the UI element.\r
		 *\r
		 * Can be overridded in child classes for more sophisticaed behavior.\r
		 *\r
		 * @param {CKEDITOR.dialog} dialog The parent dialog object.\r
		 * @param {String} key The key combination pressed. Since access keys\r
		 * are defined to always include the `CTRL` key, its value should always\r
		 * include a `'CTRL+'` prefix.\r
		 */\r
		accessKeyDown: function() {\r
			this.focus();\r
		},\r
\r
		/**\r
		 * The default handler for a UI element's access key up event, which\r
		 * does nothing.\r
		 *\r
		 * Can be overridded in child classes for more sophisticated behavior.\r
		 *\r
		 * @param {CKEDITOR.dialog} dialog The parent dialog object.\r
		 * @param {String} key The key combination pressed. Since access keys\r
		 * are defined to always include the `CTRL` key, its value should always\r
		 * include a `'CTRL+'` prefix.\r
		 */\r
		accessKeyUp: function() {},\r
\r
		/**\r
		 * Disables a UI element.\r
		 */\r
		disable: function() {\r
			var element = this.getElement(),\r
				input = this.getInputElement();\r
			input.setAttribute( 'disabled', 'true' );\r
			element.addClass( 'cke_disabled' );\r
		},\r
\r
		/**\r
		 * Enables a UI element.\r
		 */\r
		enable: function() {\r
			var element = this.getElement(),\r
				input = this.getInputElement();\r
			input.removeAttribute( 'disabled' );\r
			element.removeClass( 'cke_disabled' );\r
		},\r
\r
		/**\r
		 * Determines whether an UI element is enabled or not.\r
		 *\r
		 * @returns {Boolean} Whether the UI element is enabled.\r
		 */\r
		isEnabled: function() {\r
			return !this.getElement().hasClass( 'cke_disabled' );\r
		},\r
\r
		/**\r
		 * Determines whether an UI element is visible or not.\r
		 *\r
		 * @returns {Boolean} Whether the UI element is visible.\r
		 */\r
		isVisible: function() {\r
			return this.getInputElement().isVisible();\r
		},\r
\r
		/**\r
		 * Determines whether an UI element is focus-able or not.\r
		 * Focus-able is defined as being both visible and enabled.\r
		 *\r
		 * @returns {Boolean} Whether the UI element can be focused.\r
		 */\r
		isFocusable: function() {\r
			if ( !this.isEnabled() || !this.isVisible() )\r
				return false;\r
			return true;\r
		}\r
	};\r
\r
	/** @class CKEDITOR.ui.dialog.hbox */\r
	CKEDITOR.ui.dialog.hbox.prototype = CKEDITOR.tools.extend( new CKEDITOR.ui.dialog.uiElement(), {\r
		/**\r
		 * Gets a child UI element inside this container.\r
		 *\r
		 *		var checkbox = hbox.getChild( [0,1] );\r
		 *		checkbox.setValue( true );\r
		 *\r
		 * @param {Array/Number} indices An array or a single number to indicate the child's\r
		 * position in the container's descendant tree. Omit to get all the children in an array.\r
		 * @returns {Array/CKEDITOR.ui.dialog.uiElement} Array of all UI elements in the container\r
		 * if no argument given, or the specified UI element if indices is given.\r
		 */\r
		getChild: function( indices ) {\r
			// If no arguments, return a clone of the children array.\r
			if ( arguments.length < 1 )\r
				return this._.children.concat();\r
\r
			// If indices isn't array, make it one.\r
			if ( !indices.splice )\r
				indices = [ indices ];\r
\r
			// Retrieve the child element according to tree position.\r
			if ( indices.length < 2 )\r
				return this._.children[ indices[ 0 ] ];\r
			else\r
				return ( this._.children[ indices[ 0 ] ] && this._.children[ indices[ 0 ] ].getChild ) ? this._.children[ indices[ 0 ] ].getChild( indices.slice( 1, indices.length ) ) : null;\r
		}\r
	}, true );\r
\r
	CKEDITOR.ui.dialog.vbox.prototype = new CKEDITOR.ui.dialog.hbox();\r
\r
	( function() {\r
		var commonBuilder = {\r
			build: function( dialog, elementDefinition, output ) {\r
				var children = elementDefinition.children,\r
					child,\r
					childHtmlList = [],\r
					childObjList = [];\r
				for ( var i = 0;\r
				( i < children.length && ( child = children[ i ] ) ); i++ ) {\r
					var childHtml = [];\r
					childHtmlList.push( childHtml );\r
					childObjList.push( CKEDITOR.dialog._.uiElementBuilders[ child.type ].build( dialog, child, childHtml ) );\r
				}\r
				return new CKEDITOR.ui.dialog[ elementDefinition.type ]( dialog, childObjList, childHtmlList, output, elementDefinition );\r
			}\r
		};\r
\r
		CKEDITOR.dialog.addUIElement( 'hbox', commonBuilder );\r
		CKEDITOR.dialog.addUIElement( 'vbox', commonBuilder );\r
	} )();\r
\r
	/**\r
	 * Generic dialog command. It opens a specific dialog when executed.\r
	 *\r
	 *		// Register the "link" command which opens the "link" dialog.\r
	 *		editor.addCommand( 'link', new CKEDITOR.dialogCommand( 'link' ) );\r
	 *\r
	 * @class\r
	 * @constructor Creates a dialogCommand class instance.\r
	 * @extends CKEDITOR.commandDefinition\r
	 * @param {String} dialogName The name of the dialog to open when executing\r
	 * this command.\r
	 * @param {Object} [ext] Additional command definition's properties.\r
	 * @param {String} [ext.tabId] You can provide additional property (`tabId`) if you wish to open the dialog on a specific tabId.\r
	 *\r
	 *		// Open the dialog on the 'keystroke' tabId.\r
	 *		editor.addCommand( 'keystroke', new CKEDITOR.dialogCommand( 'a11yHelp', { tabId: 'keystroke' } ) );\r
	 */\r
	CKEDITOR.dialogCommand = function( dialogName, ext ) {\r
		this.dialogName = dialogName;\r
		CKEDITOR.tools.extend( this, ext, true );\r
	};\r
\r
	CKEDITOR.dialogCommand.prototype = {\r
		exec: function( editor ) {\r
			var tabId = this.tabId;\r
			editor.openDialog( this.dialogName, function( dialog ) {\r
				// Select different tab if it's provided (#830).\r
				if ( tabId ) {\r
					dialog.selectPage( tabId );\r
				}\r
			} );\r
		},\r
\r
		// Dialog commands just open a dialog ui, thus require no undo logic,\r
		// undo support should dedicate to specific dialog implementation.\r
		canUndo: false,\r
\r
		editorFocus: 1\r
	};\r
\r
	( function() {\r
		var notEmptyRegex = /^([a]|[^a])+$/,\r
			integerRegex = /^\d*$/,\r
			numberRegex = /^\d*(?:\.\d+)?$/,\r
			htmlLengthRegex = /^(((\d*(\.\d+))|(\d*))(px|\%)?)?$/,\r
			cssLengthRegex = /^(((\d*(\.\d+))|(\d*))(px|em|ex|in|cm|mm|pt|pc|\%)?)?$/i,\r
			inlineStyleRegex = /^(\s*[\w-]+\s*:\s*[^:;]+(?:;|$))*$/;\r
\r
		CKEDITOR.VALIDATE_OR = 1;\r
		CKEDITOR.VALIDATE_AND = 2;\r
\r
		CKEDITOR.dialog.validate = {\r
			functions: function() {\r
				var args = arguments;\r
				return function() {\r
					/**\r
					 * It's important for validate functions to be able to accept the value\r
					 * as argument in addition to this.getValue(), so that it is possible to\r
					 * combine validate functions together to make more sophisticated\r
					 * validators.\r
					 */\r
					var value = this && this.getValue ? this.getValue() : args[ 0 ];\r
\r
					var msg,\r
						relation = CKEDITOR.VALIDATE_AND,\r
						functions = [],\r
						i;\r
\r
					for ( i = 0; i < args.length; i++ ) {\r
						if ( typeof args[ i ] == 'function' )\r
							functions.push( args[ i ] );\r
						else\r
							break;\r
					}\r
\r
					if ( i < args.length && typeof args[ i ] == 'string' ) {\r
						msg = args[ i ];\r
						i++;\r
					}\r
\r
					if ( i < args.length && typeof args[ i ] == 'number' )\r
						relation = args[ i ];\r
\r
					var passed = ( relation == CKEDITOR.VALIDATE_AND ? true : false );\r
					for ( i = 0; i < functions.length; i++ ) {\r
						if ( relation == CKEDITOR.VALIDATE_AND )\r
							passed = passed && functions[ i ]( value );\r
						else\r
							passed = passed || functions[ i ]( value );\r
					}\r
\r
					return !passed ? msg : true;\r
				};\r
			},\r
\r
			regex: function( regex, msg ) {\r
				/*\r
				 * Can be greatly shortened by deriving from functions validator if code size\r
				 * turns out to be more important than performance.\r
				 */\r
				return function() {\r
					var value = this && this.getValue ? this.getValue() : arguments[ 0 ];\r
					return !regex.test( value ) ? msg : true;\r
				};\r
			},\r
\r
			notEmpty: function( msg ) {\r
				return this.regex( notEmptyRegex, msg );\r
			},\r
\r
			integer: function( msg ) {\r
				return this.regex( integerRegex, msg );\r
			},\r
\r
			'number': function( msg ) {\r
				return this.regex( numberRegex, msg );\r
			},\r
\r
			'cssLength': function( msg ) {\r
				return this.functions( function( val ) {\r
					return cssLengthRegex.test( CKEDITOR.tools.trim( val ) );\r
				}, msg );\r
			},\r
\r
			'htmlLength': function( msg ) {\r
				return this.functions( function( val ) {\r
					return htmlLengthRegex.test( CKEDITOR.tools.trim( val ) );\r
				}, msg );\r
			},\r
\r
			'inlineStyle': function( msg ) {\r
				return this.functions( function( val ) {\r
					return inlineStyleRegex.test( CKEDITOR.tools.trim( val ) );\r
				}, msg );\r
			},\r
\r
			equals: function( value, msg ) {\r
				return this.functions( function( val ) {\r
					return val == value;\r
				}, msg );\r
			},\r
\r
			notEqual: function( value, msg ) {\r
				return this.functions( function( val ) {\r
					return val != value;\r
				}, msg );\r
			}\r
		};\r
\r
		CKEDITOR.on( 'instanceDestroyed', function( evt ) {\r
			// Remove dialog cover on last instance destroy.\r
			if ( CKEDITOR.tools.isEmpty( CKEDITOR.instances ) ) {\r
				var currentTopDialog;\r
				while ( ( currentTopDialog = CKEDITOR.dialog._.currentTop ) )\r
					currentTopDialog.hide();\r
				removeCovers();\r
			}\r
\r
			var dialogs = evt.editor._.storedDialogs;\r
			for ( var name in dialogs )\r
				dialogs[ name ].destroy();\r
\r
		} );\r
\r
	} )();\r
\r
	// Extend the CKEDITOR.editor class with dialog specific functions.\r
	CKEDITOR.tools.extend( CKEDITOR.editor.prototype, {\r
		/**\r
		 * Loads and opens a registered dialog.\r
		 *\r
		 *		CKEDITOR.instances.editor1.openDialog( 'smiley' );\r
		 *\r
		 * @member CKEDITOR.editor\r
		 * @param {String} dialogName The registered name of the dialog.\r
		 * @param {Function} callback The function to be invoked after dialog instance created.\r
		 * @returns {CKEDITOR.dialog} The dialog object corresponding to the dialog displayed.\r
		 * `null` if the dialog name is not registered.\r
		 * @see CKEDITOR.dialog#add\r
		 */\r
		openDialog: function( dialogName, callback ) {\r
			var dialog = null, dialogDefinitions = CKEDITOR.dialog._.dialogDefinitions[ dialogName ];\r
\r
			if ( CKEDITOR.dialog._.currentTop === null )\r
				showCover( this );\r
\r
			// If the dialogDefinition is already loaded, open it immediately.\r
			if ( typeof dialogDefinitions == 'function' ) {\r
				var storedDialogs = this._.storedDialogs || ( this._.storedDialogs = {} );\r
\r
				dialog = storedDialogs[ dialogName ] || ( storedDialogs[ dialogName ] = new CKEDITOR.dialog( this, dialogName ) );\r
\r
				callback && callback.call( dialog, dialog );\r
				dialog.show();\r
\r
			} else if ( dialogDefinitions == 'failed' ) {\r
				hideCover( this );\r
				throw new Error( '[CKEDITOR.dialog.openDialog] Dialog "' + dialogName + '" failed when loading definition.' );\r
			} else if ( typeof dialogDefinitions == 'string' ) {\r
\r
				CKEDITOR.scriptLoader.load( CKEDITOR.getUrl( dialogDefinitions ),\r
					function() {\r
						var dialogDefinition = CKEDITOR.dialog._.dialogDefinitions[ dialogName ];\r
						// In case of plugin error, mark it as loading failed.\r
						if ( typeof dialogDefinition != 'function' )\r
							CKEDITOR.dialog._.dialogDefinitions[ dialogName ] = 'failed';\r
\r
						this.openDialog( dialogName, callback );\r
					}, this, 0, 1 );\r
			}\r
\r
			CKEDITOR.skin.loadPart( 'dialog' );\r
\r
			return dialog;\r
		}\r
	} );\r
} )();\r
\r
CKEDITOR.plugins.add( 'dialog', {\r
	requires: 'dialogui',\r
	init: function( editor ) {\r
		editor.on( 'doubleclick', function( evt ) {\r
			if ( evt.data.dialog )\r
				editor.openDialog( evt.data.dialog );\r
		}, null, null, 999 );\r
	}\r
} );\r
\r
// Dialog related configurations.\r
\r
/**\r
 * The color of the dialog background cover. It should be a valid CSS color string.\r
 *\r
 *		config.dialog_backgroundCoverColor = 'rgb(255, 254, 253)';\r
 *\r
 * @cfg {String} [dialog_backgroundCoverColor='white']\r
 * @member CKEDITOR.config\r
 */\r
\r
/**\r
 * The opacity of the dialog background cover. It should be a number within the\r
 * range `[0.0, 1.0]`.\r
 *\r
 *		config.dialog_backgroundCoverOpacity = 0.7;\r
 *\r
 * @cfg {Number} [dialog_backgroundCoverOpacity=0.5]\r
 * @member CKEDITOR.config\r
 */\r
\r
/**\r
 * If the dialog has more than one tab, put focus into the first tab as soon as dialog is opened.\r
 *\r
 *		config.dialog_startupFocusTab = true;\r
 *\r
 * @cfg {Boolean} [dialog_startupFocusTab=false]\r
 * @member CKEDITOR.config\r
 */\r
\r
/**\r
 * The distance of magnetic borders used in moving and resizing dialogs,\r
 * measured in pixels.\r
 *\r
 *		config.dialog_magnetDistance = 30;\r
 *\r
 * @cfg {Number} [dialog_magnetDistance=20]\r
 * @member CKEDITOR.config\r
 */\r
\r
/**\r
 * The guideline to follow when generating the dialog buttons. There are 3 possible options:\r
 *\r
 * * `'OS'` - the buttons will be displayed in the default order of the user's OS;\r
 * * `'ltr'` - for Left-To-Right order;\r
 * * `'rtl'` - for Right-To-Left order.\r
 *\r
 * Example:\r
 *\r
 *		config.dialog_buttonsOrder = 'rtl';\r
 *\r
 * @since 3.5\r
 * @cfg {String} [dialog_buttonsOrder='OS']\r
 * @member CKEDITOR.config\r
 */\r
\r
/**\r
 * The dialog contents to removed. It's a string composed by dialog name and tab name with a colon between them.\r
 *\r
 * Separate each pair with semicolon (see example).\r
 *\r
 * **Note:** All names are case-sensitive.\r
 *\r
 * **Note:** Be cautious when specifying dialog tabs that are mandatory,\r
 * like `'info'`, dialog functionality might be broken because of this!\r
 *\r
 *		config.removeDialogTabs = 'flash:advanced;image:Link';\r
 *\r
 * @since 3.5\r
 * @cfg {String} [removeDialogTabs='']\r
 * @member CKEDITOR.config\r
 */\r
\r
/**\r
 * Tells if user should not be asked to confirm close, if any dialog field was modified.\r
 * By default it is set to `false` meaning that the confirmation dialog will be shown.\r
 *\r
 *		config.dialog_noConfirmCancel = true;\r
 *\r
 * @since 4.3\r
 * @cfg {Boolean} [dialog_noConfirmCancel=false]\r
 * @member CKEDITOR.config\r
 */\r
\r
/**\r
 * Event fired when a dialog definition is about to be used to create a dialog into\r
 * an editor instance. This event makes it possible to customize the definition\r
 * before creating it.\r
 *\r
 * Note that this event is called only the first time a specific dialog is\r
 * opened. Successive openings will use the cached dialog, and this event will\r
 * not get fired.\r
 *\r
 * @event dialogDefinition\r
 * @member CKEDITOR\r
 * @param {CKEDITOR.dialog.definition} data The dialog defination that\r
 * is being loaded.\r
 * @param {CKEDITOR.editor} editor The editor instance that will use the dialog.\r
 */\r
\r
/**\r
 * Event fired when a tab is going to be selected in a dialog.\r
 *\r
 * @event selectPage\r
 * @member CKEDITOR.dialog\r
 * @param data\r
 * @param {String} data.page The id of the page that it's gonna be selected.\r
 * @param {String} data.currentPage The id of the current page.\r
 */\r
\r
/**\r
 * Event fired when the user tries to dismiss a dialog.\r
 *\r
 * @event cancel\r
 * @member CKEDITOR.dialog\r
 * @param data\r
 * @param {Boolean} data.hide Whether the event should proceed or not.\r
 */\r
\r
/**\r
 * Event fired when the user tries to confirm a dialog.\r
 *\r
 * @event ok\r
 * @member CKEDITOR.dialog\r
 * @param data\r
 * @param {Boolean} data.hide Whether the event should proceed or not.\r
 */\r
\r
/**\r
 * Event fired when a dialog is shown.\r
 *\r
 * @event show\r
 * @member CKEDITOR.dialog\r
 */\r
\r
/**\r
 * Event fired when a dialog is shown.\r
 *\r
 * @event dialogShow\r
 * @member CKEDITOR.editor\r
 * @param {CKEDITOR.editor} editor This editor instance.\r
 * @param {CKEDITOR.dialog} data The opened dialog instance.\r
 */\r
\r
/**\r
 * Event fired when a dialog is hidden.\r
 *\r
 * @event hide\r
 * @member CKEDITOR.dialog\r
 */\r
\r
/**\r
 * Event fired when a dialog is hidden.\r
 *\r
 * @event dialogHide\r
 * @member CKEDITOR.editor\r
 * @param {CKEDITOR.editor} editor This editor instance.\r
 * @param {CKEDITOR.dialog} data The hidden dialog instance.\r
 */\r
\r
/**\r
 * Event fired when a dialog is being resized. The event is fired on\r
 * both the {@link CKEDITOR.dialog} object and the dialog instance\r
 * since 3.5.3, previously it was only available in the global object.\r
 *\r
 * @static\r
 * @event resize\r
 * @member CKEDITOR.dialog\r
 * @param data\r
 * @param {CKEDITOR.dialog} data.dialog The dialog being resized (if\r
 * it is fired on the dialog itself, this parameter is not sent).\r
 * @param {String} data.skin The skin name.\r
 * @param {Number} data.width The new width.\r
 * @param {Number} data.height The new height.\r
 */\r
\r
/**\r
 * Event fired when a dialog is being resized. The event is fired on\r
 * both the {@link CKEDITOR.dialog} object and the dialog instance\r
 * since 3.5.3, previously it was only available in the global object.\r
 *\r
 * @since 3.5\r
 * @event resize\r
 * @member CKEDITOR.dialog\r
 * @param data\r
 * @param {Number} data.width The new width.\r
 * @param {Number} data.height The new height.\r
 */\r
\r
/**\r
 * Event fired when the dialog state changes, usually by {@link CKEDITOR.dialog#setState}.\r
 *\r
 * @since 4.5\r
 * @event state\r
 * @member CKEDITOR.dialog\r
 * @param data\r
 * @param {Number} data The new state. Either {@link CKEDITOR#DIALOG_STATE_IDLE} or {@link CKEDITOR#DIALOG_STATE_BUSY}.\r
 */\r