      1 ﻿/*
      2 Copyright (c) 2003-2009, CKSource - Frederico Knabben. All rights reserved.
      3 For licensing, see LICENSE.html or http://ckeditor.com/license
      4 */
      5
      6 /**
      7  * @fileOverview The floating dialog plugin.
      8  */
      9
     10 CKEDITOR.plugins.add( 'dialog',
     11 	{
     12 		requires : [ 'dialogui' ]
     13 	});
     14
     15 /**
     16  * No resize for this dialog.
     17  * @constant
     18  */
     19 CKEDITOR.DIALOG_RESIZE_NONE = 0;
     20
     21 /**
     22  * Only allow horizontal resizing for this dialog, disable vertical resizing.
     23  * @constant
     24  */
     25 CKEDITOR.DIALOG_RESIZE_WIDTH = 1;
     26
     27 /**
     28  * Only allow vertical resizing for this dialog, disable horizontal resizing.
     29  * @constant
     30  */
     31 CKEDITOR.DIALOG_RESIZE_HEIGHT = 2;
     32
     33 /*
     34  * Allow the dialog to be resized in both directions.
     35  * @constant
     36  */
     37 CKEDITOR.DIALOG_RESIZE_BOTH = 3;
     38
     39 (function()
     40 {
     41 	function isTabVisible( tabId )
     42 	{
     43 		return !!this._.tabs[ tabId ][ 0 ].$.offsetHeight;
     44 	}
     45
     46 	function getPreviousVisibleTab()
     47 	{
     48 		var tabId = this._.currentTabId,
     49 			length = this._.tabIdList.length,
     50 			tabIndex = CKEDITOR.tools.indexOf( this._.tabIdList, tabId ) + length;
     51
     52 		for ( var i = tabIndex - 1 ; i > tabIndex - length ; i-- )
     53 		{
     54 			if ( isTabVisible.call( this, this._.tabIdList[ i % length ] ) )
     55 				return this._.tabIdList[ i % length ];
     56 		}
     57
     58 		return null;
     59 	}
     60
     61 	function getNextVisibleTab()
     62 	{
     63 		var tabId = this._.currentTabId,
     64 			length = this._.tabIdList.length,
     65 			tabIndex = CKEDITOR.tools.indexOf( this._.tabIdList, tabId );
     66
     67 		for ( var i = tabIndex + 1 ; i < tabIndex + length ; i++ )
     68 		{
     69 			if ( isTabVisible.call( this, this._.tabIdList[ i % length ] ) )
     70 				return this._.tabIdList[ i % length ];
     71 		}
     72
     73 		return null;
     74 	}
     75
     76 	// Stores dialog related data from skin definitions. e.g. margin sizes.
     77 	var skinData = {};
     78
     79 	/**
     80 	 * This is the base class for runtime dialog objects. An instance of this
     81 	 * class represents a single named dialog for a single editor instance.
     82 	 * @param {Object} editor The editor which created the dialog.
     83 	 * @param {String} dialogName The dialog's registered name.
     84 	 * @constructor
     85 	 * @example
     86 	 * var dialogObj = new CKEDITOR.dialog( editor, 'smiley' );
     87 	 */
     88 	CKEDITOR.dialog = function( editor, dialogName )
     89 	{
     90 		// Load the dialog definition.
     91 		var definition = CKEDITOR.dialog._.dialogDefinitions[ dialogName ];
     92 		if ( !definition )
     93 		{
     94 			console.log( 'Error: The dialog "' + dialogName + '" is not defined.' );
     95 			return;
     96 		}
     97
     98 		// Completes the definition with the default values.
     99 		definition = CKEDITOR.tools.extend( definition( editor ), defaultDialogDefinition );
    100
    101 		// Clone a functionally independent copy for this dialog.
    102 		definition = CKEDITOR.tools.clone( definition );
    103
    104 		// Create a complex definition object, extending it with the API
    105 		// functions.
    106 		definition = new definitionObject( this, definition );
    107
    108 		// Fire the "dialogDefinition" event, making it possible to customize
    109 		// the dialog definition.
    110 		this.definition = definition = CKEDITOR.fire( 'dialogDefinition',
    111 			{
    112 				name : dialogName,
    113 				definition : definition
    114 			}
    115 			, editor ).definition;
    116
    117 		var doc = CKEDITOR.document;
    118
    119 		var themeBuilt = editor.theme.buildDialog( editor );
    120
    121 		// Initialize some basic parameters.
    122 		this._ =
    123 		{
    124 			editor : editor,
    125 			element : themeBuilt.element,
    126 			name : dialogName,
    127 			contentSize : { width : 0, height : 0 },
    128 			size : { width : 0, height : 0 },
    129 			updateSize : false,
    130 			contents : {},
    131 			buttons : {},
    132 			accessKeyMap : {},
    133
    134 			// Initialize the tab and page map.
    135 			tabs : {},
    136 			tabIdList : [],
    137 			currentTabId : null,
    138 			currentTabIndex : null,
    139 			pageCount : 0,
    140 			lastTab : null,
    141 			tabBarMode : false,
    142
    143 			// Initialize the tab order array for input widgets.
    144 			focusList : [],
    145 			currentFocusIndex : 0,
    146 			hasFocus : false
    147 		};
    148
    149 		this.parts = themeBuilt.parts;
    150
    151 		// Set the startup styles for the dialog, avoiding it enlarging the
    152 		// page size on the dialog creation.
    153 		this.parts.dialog.setStyles(
    154 			{
    155 				position : CKEDITOR.env.ie6Compat ? 'absolute' : 'fixed',
    156 				top : 0,
    157 				left: 0,
    158 				visibility : 'hidden'
    159 			});
    160
    161 		// Call the CKEDITOR.event constructor to initialize this instance.
    162 		CKEDITOR.event.call( this );
    163
    164 		// Initialize load, show, hide, ok and cancel events.
    165 		if ( definition.onLoad )
    166 			this.on( 'load', definition.onLoad );
    167
    168 		if ( definition.onShow )
    169 			this.on( 'show', definition.onShow );
    170
    171 		if ( definition.onHide )
    172 			this.on( 'hide', definition.onHide );
    173
    174 		if ( definition.onOk )
    175 		{
    176 			this.on( 'ok', function( evt )
    177 				{
    178 					if ( definition.onOk.call( this, evt ) === false )
    179 						evt.data.hide = false;
    180 				});
    181 		}
    182
    183 		if ( definition.onCancel )
    184 		{
    185 			this.on( 'cancel', function( evt )
    186 				{
    187 					if ( definition.onCancel.call( this, evt ) === false )
    188 						evt.data.hide = false;
    189 				});
    190 		}
    191
    192 		var me = this;
    193
    194 		// Iterates over all items inside all content in the dialog, calling a
    195 		// function for each of them.
    196 		var iterContents = function( func )
    197 		{
    198 			var contents = me._.contents,
    199 				stop = false;
    200
    201 			for ( var i in contents )
    202 			{
    203 				for ( var j in contents[i] )
    204 				{
    205 					stop = func.call( this, contents[i][j] );
    206 					if ( stop )
    207 						return;
    208 				}
    209 			}
    210 		};
    211
    212 		this.on( 'ok', function( evt )
    213 			{
    214 				iterContents( function( item )
    215 					{
    216 						if ( item.validate )
    217 						{
    218 							var isValid = item.validate( this );
    219
    220 							if ( typeof isValid == 'string' )
    221 							{
    222 								alert( isValid );
    223 								isValid = false;
    224 							}
    225
    226 							if ( isValid === false )
    227 							{
    228 								if ( item.select )
    229 									item.select();
    230 								else
    231 									item.focus();
    232
    233 								evt.data.hide = false;
    234 								evt.stop();
    235 								return true;
    236 							}
    237 						}
    238 					});
    239 			}, this, null, 0 );
    240
    241 		this.on( 'cancel', function( evt )
    242 			{
    243 				iterContents( function( item )
    244 					{
    245 						if ( item.isChanged() )
    246 						{
    247 							if ( !confirm( editor.lang.common.confirmCancel ) )
    248 								evt.data.hide = false;
    249 							return true;
    250 						}
    251 					});
    252 			}, this, null, 0 );
    253
    254 		this.parts.close.on( 'click', function( evt )
    255 				{
    256 					if ( this.fire( 'cancel', { hide : true } ).hide !== false )
    257 						this.hide();
    258 				}, this );
    259
    260 		function changeFocus( forward )
    261 		{
    262 			var focusList = me._.focusList,
    263 				offset = forward ? 1 : -1;
    264 			if ( focusList.length < 1 )
    265 				return;
    266
    267 			var currentIndex = ( me._.currentFocusIndex + offset + focusList.length ) % focusList.length;
    268 			while ( !focusList[ currentIndex ].isFocusable() )
    269 			{
    270 				currentIndex = ( currentIndex + offset + focusList.length ) % focusList.length;
    271 				if ( currentIndex == me._.currentFocusIndex )
    272 					break;
    273 			}
    274 			focusList[ currentIndex ].focus();
    275 		}
    276
    277 		function focusKeydownHandler( evt )
    278 		{
    279 			// If I'm not the top dialog, ignore.
    280 			if ( me != CKEDITOR.dialog._.currentTop )
    281 				return;
    282
    283 			var keystroke = evt.data.getKeystroke(),
    284 				processed = false;
    285 			if ( keystroke == 9 || keystroke == CKEDITOR.SHIFT + 9 )
    286 			{
    287 				var shiftPressed = ( keystroke == CKEDITOR.SHIFT + 9 );
    288
    289 				// Handling Tab and Shift-Tab.
    290 				if ( me._.tabBarMode )
    291 				{
    292 					// Change tabs.
    293 					var nextId = shiftPressed ? getPreviousVisibleTab.call( me ) : getNextVisibleTab.call( me );
    294 					me.selectPage( nextId );
    295 					me._.tabs[ nextId ][ 0 ].focus();
    296 				}
    297 				else
    298 				{
    299 					// Change the focus of inputs.
    300 					changeFocus( !shiftPressed );
    301 				}
    302
    303 				processed = true;
    304 			}
    305 			else if ( keystroke == CKEDITOR.ALT + 121 && !me._.tabBarMode )
    306 			{
    307 				// Alt-F10 puts focus into the current tab item in the tab bar.
    308 				me._.tabBarMode = true;
    309 				me._.tabs[ me._.currentTabId ][ 0 ].focus();
    310 				processed = true;
    311 			}
    312 			else if ( ( keystroke == 37 || keystroke == 39 ) && me._.tabBarMode )
    313 			{
    314 				// Arrow keys - used for changing tabs.
    315 				nextId = ( keystroke == 37 ? getPreviousVisibleTab.call( me ) : getNextVisibleTab.call( me ) );
    316 				me.selectPage( nextId );
    317 				me._.tabs[ nextId ][ 0 ].focus();
    318 				processed = true;
    319 			}
    320
    321 			if ( processed )
    322 			{
    323 				evt.stop();
    324 				evt.data.preventDefault();
    325 			}
    326 		}
    327
    328 		// Add the dialog keyboard handlers.
    329 		this.on( 'show', function()
    330 			{
    331 				CKEDITOR.document.on( 'keydown', focusKeydownHandler, this, null, 0 );
    332
    333 				if ( CKEDITOR.env.ie6Compat )
    334 				{
    335 					var coverDoc = coverElement.getChild( 0 ).getFrameDocument();
    336 					coverDoc.on( 'keydown', focusKeydownHandler, this, null, 0 );
    337 				}
    338 			} );
    339 		this.on( 'hide', function()
    340 			{
    341 				CKEDITOR.document.removeListener( 'keydown', focusKeydownHandler );
    342 			} );
    343 		this.on( 'iframeAdded', function( evt )
    344 			{
    345 				var doc = new CKEDITOR.dom.document( evt.data.iframe.$.contentWindow.document );
    346 				doc.on( 'keydown', focusKeydownHandler, this, null, 0 );
    347 			} );
    348
    349 		// Auto-focus logic in dialog.
    350 		this.on( 'show', function()
    351 			{
    352 				if ( !this._.hasFocus )
    353 				{
    354 					this._.currentFocusIndex = -1;
    355 					changeFocus( true );
    356
    357 					/*
    358 					 * IE BUG: If the initial focus went into a non-text element (e.g. button),
    359 					 * then IE would still leave the caret inside the editing area.
    360 					 */
    361 					if ( CKEDITOR.env.ie )
    362 					{
    363 						var $selection = editor.document.$.selection,
    364 							$range = $selection.createRange();
    365
    366 						if ( $range )
    367 						{
    368 							if ( $range.parentElement && $range.parentElement().ownerDocument == editor.document.$
    369 							  || $range.item && $range.item( 0 ).ownerDocument == editor.document.$ )
    370 							{
    371 								var $myRange = document.body.createTextRange();
    372 								$myRange.moveToElementText( this.getElement().getFirst().$ );
    373 								$myRange.collapse( true );
    374 								$myRange.select();
    375 							}
    376 						}
    377 					}
    378 				}
    379 			}, this, null, 0xffffffff );
    380
    381 		// IE6 BUG: Text fields and text areas are only half-rendered the first time the dialog appears in IE6 (#2661).
    382 		// This is still needed after [2708] and [2709] because text fields in hidden TR tags are still broken.
    383 		if ( CKEDITOR.env.ie6Compat )
    384 		{
    385 			this.on( 'load', function( evt )
    386 					{
    387 						var outer = this.getElement(),
    388 							inner = outer.getFirst();
    389 						inner.remove();
    390 						inner.appendTo( outer );
    391 					}, this );
    392 		}
    393
    394 		initDragAndDrop( this );
    395 		initResizeHandles( this );
    396
    397 		// Insert the title.
    398 		( new CKEDITOR.dom.text( definition.title, CKEDITOR.document ) ).appendTo( this.parts.title );
    399
    400 		// Insert the tabs and contents.
    401 		for ( var i = 0 ; i < definition.contents.length ; i++ )
    402 			this.addPage( definition.contents[i] );
    403
    404 		var tabRegex = /cke_dialog_tab(\s|$|_)/,
    405 			tabOuterRegex = /cke_dialog_tab(\s|$)/;
    406 		this.parts['tabs'].on( 'click', function( evt )
    407 				{
    408 					var target = evt.data.getTarget(), firstNode = target, id, page;
    409
    410 					// If we aren't inside a tab, bail out.
    411 					if ( !( tabRegex.test( target.$.className ) || target.getName() == 'a' ) )
    412 						return;
    413
    414 					// Find the outer <td> container of the tab.
    415 					id = target.$.id.substr( 0, target.$.id.lastIndexOf( '_' ) );
    416 					this.selectPage( id );
    417
    418 					if ( this._.tabBarMode )
    419 					{
    420 						this._.tabBarMode = false;
    421 						this._.currentFocusIndex = -1;
    422 						changeFocus( true );
    423 					}
    424
    425 					evt.data.preventDefault();
    426 				}, this );
    427
    428 		// Insert buttons.
    429 		var buttonsHtml = [],
    430 			buttons = CKEDITOR.dialog._.uiElementBuilders.hbox.build( this,
    431 				{
    432 					type : 'hbox',
    433 					className : 'cke_dialog_footer_buttons',
    434 					widths : [],
    435 					children : definition.buttons
    436 				}, buttonsHtml ).getChild();
    437 		this.parts.footer.setHtml( buttonsHtml.join( '' ) );
    438
    439 		for ( i = 0 ; i < buttons.length ; i++ )
    440 			this._.buttons[ buttons[i].id ] = buttons[i];
    441
    442 		CKEDITOR.skins.load( editor, 'dialog' );
    443 	};
    444
    445 	CKEDITOR.dialog.prototype =
    446 	{
    447 		/**
    448 		 * Resizes the dialog.
    449 		 * @param {Number} width The width of the dialog in pixels.
    450 		 * @param {Number} height The height of the dialog in pixels.
    451 		 * @function
    452 		 * @example
    453 		 * dialogObj.resize( 800, 640 );
    454 		 */
    455 		resize : (function()
    456 		{
    457 			return function( width, height )
    458 			{
    459 				if ( this._.contentSize && this._.contentSize.width == width && this._.contentSize.height == height )
    460 					return;
    461
    462 				CKEDITOR.dialog.fire( 'resize',
    463 					{
    464 						dialog : this,
    465 						skin : this._.editor.skinName,
    466 						width : width,
    467 						height : height
    468 					}, this._.editor );
    469
    470 				this._.contentSize = { width : width, height : height };
    471 				this._.updateSize = true;
    472 			};
    473 		})(),
    474
    475 		/**
    476 		 * Gets the current size of the dialog in pixels.
    477 		 * @returns {Object} An object with "width" and "height" properties.
    478 		 * @example
    479 		 * var width = dialogObj.getSize().width;
    480 		 */
    481 		getSize : function()
    482 		{
    483 			if ( !this._.updateSize )
    484 				return this._.size;
    485 			var element = this._.element.getFirst();
    486 			var size = this._.size = { width : element.$.offsetWidth || 0, height : element.$.offsetHeight || 0};
    487
    488 			// If either the offsetWidth or offsetHeight is 0, the element isn't visible.
    489 			this._.updateSize = !size.width || !size.height;
    490
    491 			return size;
    492 		},
    493
    494 		/**
    495 		 * Moves the dialog to an (x, y) coordinate relative to the window.
    496 		 * @function
    497 		 * @param {Number} x The target x-coordinate.
    498 		 * @param {Number} y The target y-coordinate.
    499 		 * @example
    500 		 * dialogObj.move( 10, 40 );
    501 		 */
    502 		move : (function()
    503 		{
    504 			var isFixed;
    505 			return function( x, y )
    506 			{
    507 				// The dialog may be fixed positioned or absolute positioned. Ask the
    508 				// browser what is the current situation first.
    509 				var element = this._.element.getFirst();
    510 				if ( isFixed === undefined )
    511 					isFixed = element.getComputedStyle( 'position' ) == 'fixed';
    512
    513 				if ( isFixed && this._.position && this._.position.x == x && this._.position.y == y )
    514 					return;
    515
    516 				// Save the current position.
    517 				this._.position = { x : x, y : y };
    518
    519 				// If not fixed positioned, add scroll position to the coordinates.
    520 				if ( !isFixed )
    521 				{
    522 					var scrollPosition = CKEDITOR.document.getWindow().getScrollPosition();
    523 					x += scrollPosition.x;
    524 					y += scrollPosition.y;
    525 				}
    526
    527 				element.setStyles(
    528 						{
    529 							'left'	: ( x > 0 ? x : 0 ) + 'px',
    530 							'top'	: ( y > 0 ? y : 0 ) + 'px'
    531 						});
    532 			};
    533 		})(),
    534
    535 		/**
    536 		 * Gets the dialog's position in the window.
    537 		 * @returns {Object} An object with "x" and "y" properties.
    538 		 * @example
    539 		 * var dialogX = dialogObj.getPosition().x;
    540 		 */
    541 		getPosition : function(){ return CKEDITOR.tools.extend( {}, this._.position ); },
    542
    543 		/**
    544 		 * Shows the dialog box.
    545 		 * @example
    546 		 * dialogObj.show();
    547 		 */
    548 		show : function()
    549 		{
    550 			if ( CKEDITOR.env.ie )
    551 				this._.editor.getSelection().lock();
    552
    553 			// Insert the dialog's element to the root document.
    554 			var element = this._.element;
    555 			var definition = this.definition;
    556 			if ( !( element.getParent() && element.getParent().equals( CKEDITOR.document.getBody() ) ) )
    557 				element.appendTo( CKEDITOR.document.getBody() );
    558 			else
    559 				return;
    560
    561 			// FIREFOX BUG: Fix vanishing caret for Firefox 2 or Gecko 1.8.
    562 			if ( CKEDITOR.env.gecko && CKEDITOR.env.version < 10900 )
    563 			{
    564 				var dialogElement = this.parts.dialog;
    565 				dialogElement.setStyle( 'position', 'absolute' );
    566 				setTimeout( function()
    567 					{
    568 						dialogElement.setStyle( 'position', 'fixed' );
    569 					}, 0 );
    570 			}
    571
    572
    573 			// First, set the dialog to an appropriate size.
    574 			this.resize( definition.minWidth, definition.minHeight );
    575
    576 			// Select the first tab by default.
    577 			this.selectPage( this.definition.contents[0].id );
    578
    579 			// Reset all inputs back to their default value.
    580 			this.reset();
    581
    582 			// Set z-index.
    583 			if ( CKEDITOR.dialog._.currentZIndex === null )
    584 				CKEDITOR.dialog._.currentZIndex = this._.editor.config.baseFloatZIndex;
    585 			this._.element.getFirst().setStyle( 'z-index', CKEDITOR.dialog._.currentZIndex += 10 );
    586
    587 			// Maintain the dialog ordering and dialog cover.
    588 			// Also register key handlers if first dialog.
    589 			if ( CKEDITOR.dialog._.currentTop === null )
    590 			{
    591 				CKEDITOR.dialog._.currentTop = this;
    592 				this._.parentDialog = null;
    593 				addCover( this._.editor );
    594
    595 				CKEDITOR.document.on( 'keydown', accessKeyDownHandler );
    596 				CKEDITOR.document.on( 'keyup', accessKeyUpHandler );
    597 			}
    598 			else
    599 			{
    600 				this._.parentDialog = CKEDITOR.dialog._.currentTop;
    601 				var parentElement = this._.parentDialog.getElement().getFirst();
    602 				parentElement.$.style.zIndex  -= Math.floor( this._.editor.config.baseFloatZIndex / 2 );
    603 				CKEDITOR.dialog._.currentTop = this;
    604 			}
    605
    606 			// Register the Esc hotkeys.
    607 			registerAccessKey( this, this, '\x1b', null, function()
    608 					{
    609 						this.getButton( 'cancel' ) && this.getButton( 'cancel' ).click();
    610 					} );
    611
    612 			// Reset the hasFocus state.
    613 			this._.hasFocus = false;
    614
    615 			// Rearrange the dialog to the middle of the window.
    616 			CKEDITOR.tools.setTimeout( function()
    617 				{
    618 					var viewSize = CKEDITOR.document.getWindow().getViewPaneSize();
    619 					var dialogSize = this.getSize();
    620
    621 					this.move( ( viewSize.width - dialogSize.width ) / 2, ( viewSize.height - dialogSize.height ) / 2 );
    622
    623 					this.parts.dialog.setStyle( 'visibility', '' );
    624
    625 					// Execute onLoad for the first show.
    626 					this.fireOnce( 'load', {} );
    627 					this.fire( 'show', {} );
    628
    629 					// Save the initial values of the dialog.
    630 					this.foreach( function( contentObj ) { contentObj.setInitValue && contentObj.setInitValue(); } );
    631
    632 				},
    633 				100, this );
    634 		},
    635
    636 		/**
    637 		 * Executes a function for each UI element.
    638 		 * @param {Function} fn Function to execute for each UI element.
    639 		 * @returns {CKEDITOR.dialog} The current dialog object.
    640 		 */
    641 		foreach : function( fn )
    642 		{
    643 			for ( var i in this._.contents )
    644 			{
    645 				for ( var j in this._.contents[i] )
    646 					fn( this._.contents[i][j]);
    647 			}
    648 			return this;
    649 		},
    650
    651 		/**
    652 		 * Resets all input values in the dialog.
    653 		 * @example
    654 		 * dialogObj.reset();
    655 		 * @returns {CKEDITOR.dialog} The current dialog object.
    656 		 */
    657 		reset : (function()
    658 		{
    659 			var fn = function( widget ){ if ( widget.reset ) widget.reset(); };
    660 			return function(){ this.foreach( fn ); return this; };
    661 		})(),
    662
    663 		setupContent : function()
    664 		{
    665 			var args = arguments;
    666 			this.foreach( function( widget )
    667 				{
    668 					if ( widget.setup )
    669 						widget.setup.apply( widget, args );
    670 				});
    671 		},
    672
    673 		commitContent : function()
    674 		{
    675 			var args = arguments;
    676 			this.foreach( function( widget )
    677 				{
    678 					if ( widget.commit )
    679 						widget.commit.apply( widget, args );
    680 				});
    681 		},
    682
    683 		/**
    684 		 * Hides the dialog box.
    685 		 * @example
    686 		 * dialogObj.hide();
    687 		 */
    688 		hide : function()
    689 		{
    690 			this.fire( 'hide', {} );
    691
    692 			// Remove the dialog's element from the root document.
    693 			var element = this._.element;
    694 			if ( !element.getParent() )
    695 				return;
    696
    697 			element.remove();
    698 			this.parts.dialog.setStyle( 'visibility', 'hidden' );
    699
    700 			// Unregister all access keys associated with this dialog.
    701 			unregisterAccessKey( this );
    702
    703 			// Maintain dialog ordering and remove cover if needed.
    704 			if ( !this._.parentDialog )
    705 				removeCover();
    706 			else
    707 			{
    708 				var parentElement = this._.parentDialog.getElement().getFirst();
    709 				parentElement.setStyle( 'z-index', parseInt( parentElement.$.style.zIndex, 10 ) + Math.floor( this._.editor.config.baseFloatZIndex / 2 ) );
    710 			}
    711 			CKEDITOR.dialog._.currentTop = this._.parentDialog;
    712
    713 			// Deduct or clear the z-index.
    714 			if ( !this._.parentDialog )
    715 			{
    716 				CKEDITOR.dialog._.currentZIndex = null;
    717
    718 				// Remove access key handlers.
    719 				CKEDITOR.document.removeListener( 'keydown', accessKeyDownHandler );
    720 				CKEDITOR.document.removeListener( 'keyup', accessKeyUpHandler );
    721
    722 				var editor = this._.editor;
    723 				editor.focus();
    724
    725 				if ( CKEDITOR.env.ie )
    726 					editor.getSelection().unlock( true );
    727 			}
    728 			else
    729 				CKEDITOR.dialog._.currentZIndex -= 10;
    730
    731
    732 			// Reset the initial values of the dialog.
    733 			this.foreach( function( contentObj ) { contentObj.resetInitValue && contentObj.resetInitValue(); } );
    734 		},
    735
    736 		/**
    737 		 * Adds a tabbed page into the dialog.
    738 		 * @param {Object} contents Content definition.
    739 		 * @example
    740 		 */
    741 		addPage : function( contents )
    742 		{
    743 			var pageHtml = [],
    744 				titleHtml = contents.label ? ' title="' + CKEDITOR.tools.htmlEncode( contents.label ) + '"' : '',
    745 				elements = contents.elements,
    746 				vbox = CKEDITOR.dialog._.uiElementBuilders.vbox.build( this,
    747 						{
    748 							type : 'vbox',
    749 							className : 'cke_dialog_page_contents',
    750 							children : contents.elements,
    751 							expand : !!contents.expand,
    752 							padding : contents.padding,
    753 							style : contents.style || 'width: 100%; height: 100%;'
    754 						}, pageHtml );
    755
    756 			// Create the HTML for the tab and the content block.
    757 			var page = CKEDITOR.dom.element.createFromHtml( pageHtml.join( '' ) );
    758 			var tab = CKEDITOR.dom.element.createFromHtml( [
    759 					'<a class="cke_dialog_tab"',
    760 						( this._.pageCount > 0 ? ' cke_last' : 'cke_first' ),
    761 						titleHtml,
    762 						( !!contents.hidden ? ' style="display:none"' : '' ),
    763 						' id="', contents.id + '_', CKEDITOR.tools.getNextNumber(), '"' +
    764 						' href="javascript:void(0)"',
    765 						' hidefocus="true">',
    766 							contents.label,
    767 					'</a>'
    768 				].join( '' ) );
    769
    770 			// If only a single page exist, a different style is used in the central pane.
    771 			if ( this._.pageCount === 0 )
    772 				this.parts.dialog.addClass( 'cke_single_page' );
    773 			else
    774 				this.parts.dialog.removeClass( 'cke_single_page' );
    775
    776 			// Take records for the tabs and elements created.
    777 			this._.tabs[ contents.id ] = [ tab, page ];
    778 			this._.tabIdList.push( contents.id );
    779 			this._.pageCount++;
    780 			this._.lastTab = tab;
    781
    782 			var contentMap = this._.contents[ contents.id ] = {},
    783 				cursor,
    784 				children = vbox.getChild();
    785
    786 			while ( ( cursor = children.shift() ) )
    787 			{
    788 				contentMap[ cursor.id ] = cursor;
    789 				if ( typeof( cursor.getChild ) == 'function' )
    790 					children.push.apply( children, cursor.getChild() );
    791 			}
    792
    793 			// Attach the DOM nodes.
    794
    795 			page.setAttribute( 'name', contents.id );
    796 			page.appendTo( this.parts.contents );
    797
    798 			tab.unselectable();
    799 			this.parts.tabs.append( tab );
    800
    801 			// Add access key handlers if access key is defined.
    802 			if ( contents.accessKey )
    803 			{
    804 				registerAccessKey( this, this, 'CTRL+' + contents.accessKey,
    805 					tabAccessKeyDown, tabAccessKeyUp );
    806 				this._.accessKeyMap[ 'CTRL+' + contents.accessKey ] = contents.id;
    807 			}
    808 		},
    809
    810 		/**
    811 		 * Activates a tab page in the dialog by its id.
    812 		 * @param {String} id The id of the dialog tab to be activated.
    813 		 * @example
    814 		 * dialogObj.selectPage( 'tab_1' );
    815 		 */
    816 		selectPage : function( id )
    817 		{
    818 			// Hide the non-selected tabs and pages.
    819 			for ( var i in this._.tabs )
    820 			{
    821 				var tab = this._.tabs[i][0],
    822 					page = this._.tabs[i][1];
    823 				if ( i != id )
    824 				{
    825 					tab.removeClass( 'cke_dialog_tab_selected' );
    826 					page.hide();
    827 				}
    828 			}
    829
    830 			var selected = this._.tabs[id];
    831 			selected[0].addClass( 'cke_dialog_tab_selected' );
    832 			selected[1].show();
    833 			this._.currentTabId = id;
    834 			this._.currentTabIndex = CKEDITOR.tools.indexOf( this._.tabIdList, id );
    835 		},
    836
    837 		/**
    838 		 * Hides a page's tab away from the dialog.
    839 		 * @param {String} id The page's Id.
    840 		 * @example
    841 		 * dialog.hidePage( 'tab_3' );
    842 		 */
    843 		hidePage : function( id )
    844 		{
    845 			var tab = this._.tabs[id] && this._.tabs[id][0];
    846 			if ( !tab )
    847 				return;
    848 			tab.hide();
    849 		},
    850
    851 		/**
    852 		 * Unhides a page's tab.
    853 		 * @param {String} id The page's Id.
    854 		 * @example
    855 		 * dialog.showPage( 'tab_2' );
    856 		 */
    857 		showPage : function( id )
    858 		{
    859 			var tab = this._.tabs[id] && this._.tabs[id][0];
    860 			if ( !tab )
    861 				return;
    862 			tab.show();
    863 		},
    864
    865 		/**
    866 		 * Gets the root DOM element of the dialog.
    867 		 * @returns {CKEDITOR.dom.element} The <span> element containing this dialog.
    868 		 * @example
    869 		 * var dialogElement = dialogObj.getElement().getFirst();
    870 		 * dialogElement.setStyle( 'padding', '5px' );
    871 		 */
    872 		getElement : function()
    873 		{
    874 			return this._.element;
    875 		},
    876
    877 		/**
    878 		 * Gets the name of the dialog.
    879 		 * @returns {String} The name of this dialog.
    880 		 * @example
    881 		 * var dialogName = dialogObj.getName();
    882 		 */
    883 		getName : function()
    884 		{
    885 			return this._.name;
    886 		},
    887
    888 		/**
    889 		 * Gets a dialog UI element object from a dialog page.
    890 		 * @param {String} pageId id of dialog page.
    891 		 * @param {String} elementId id of UI element.
    892 		 * @example
    893 		 * @returns {CKEDITOR.ui.dialog.uiElement} The dialog UI element.
    894 		 */
    895 		getContentElement : function( pageId, elementId )
    896 		{
    897 			return this._.contents[pageId][elementId];
    898 		},
    899
    900 		/**
    901 		 * Gets the value of a dialog UI element.
    902 		 * @param {String} pageId id of dialog page.
    903 		 * @param {String} elementId id of UI element.
    904 		 * @example
    905 		 * @returns {Object} The value of the UI element.
    906 		 */
    907 		getValueOf : function( pageId, elementId )
    908 		{
    909 			return this.getContentElement( pageId, elementId ).getValue();
    910 		},
    911
    912 		/**
    913 		 * Sets the value of a dialog UI element.
    914 		 * @param {String} pageId id of the dialog page.
    915 		 * @param {String} elementId id of the UI element.
    916 		 * @param {Object} value The new value of the UI element.
    917 		 * @example
    918 		 */
    919 		setValueOf : function( pageId, elementId, value )
    920 		{
    921 			return this.getContentElement( pageId, elementId ).setValue( value );
    922 		},
    923
    924 		/**
    925 		 * Gets the UI element of a button in the dialog's button row.
    926 		 * @param {String} id The id of the button.
    927 		 * @example
    928 		 * @returns {CKEDITOR.ui.dialog.button} The button object.
    929 		 */
    930 		getButton : function( id )
    931 		{
    932 			return this._.buttons[ id ];
    933 		},
    934
    935 		/**
    936 		 * Simulates a click to a dialog button in the dialog's button row.
    937 		 * @param {String} id The id of the button.
    938 		 * @example
    939 		 * @returns The return value of the dialog's "click" event.
    940 		 */
    941 		click : function( id )
    942 		{
    943 			return this._.buttons[ id ].click();
    944 		},
    945
    946 		/**
    947 		 * Disables a dialog button.
    948 		 * @param {String} id The id of the button.
    949 		 * @example
    950 		 */
    951 		disableButton : function( id )
    952 		{
    953 			return this._.buttons[ id ].disable();
    954 		},
    955
    956 		/**
    957 		 * Enables a dialog button.
    958 		 * @param {String} id The id of the button.
    959 		 * @example
    960 		 */
    961 		enableButton : function( id )
    962 		{
    963 			return this._.buttons[ id ].enable();
    964 		},
    965
    966 		/**
    967 		 * Gets the number of pages in the dialog.
    968 		 * @returns {Number} Page count.
    969 		 */
    970 		getPageCount : function()
    971 		{
    972 			return this._.pageCount;
    973 		},
    974
    975 		/**
    976 		 * Gets the editor instance which opened this dialog.
    977 		 * @returns {CKEDITOR.editor} Parent editor instances.
    978 		 */
    979 		getParentEditor : function()
    980 		{
    981 			return this._.editor;
    982 		},
    983
    984 		/**
    985 		 * Gets the element that was selected when opening the dialog, if any.
    986 		 * @returns {CKEDITOR.dom.element} The element that was selected, or null.
    987 		 */
    988 		getSelectedElement : function()
    989 		{
    990 			return this.getParentEditor().getSelection().getSelectedElement();
    991 		}
    992 	};
    993
    994 	CKEDITOR.tools.extend( CKEDITOR.dialog,
    995 		/**
    996 		 * @lends CKEDITOR.dialog
    997 		 */
    998 		{
    999 			/**
    1000 			 * Registers a dialog.
    1001 			 * @param {String} name The dialog's name.
    1002 			 * @param {Function|String} dialogDefinition
    1003 			 * A function returning the dialog's definition, or the URL to the .js file holding the function.
    1004 			 * The function should accept an argument "editor" which is the current editor instance, and
    1005 			 * return an object conforming to {@link CKEDITOR.dialog.dialogDefinition}.
    1006 			 * @example
    1007 			 * @see CKEDITOR.dialog.dialogDefinition
    1008 			 */
    1009 			add : function( name, dialogDefinition )
    1010 			{
    1011 				// Avoid path registration from multiple instances override definition.
    1012 				if ( !this._.dialogDefinitions[name]
    1013 					|| typeof  dialogDefinition == 'function' )
    1014 					this._.dialogDefinitions[name] = dialogDefinition;
    1015 			},
    1016
    1017 			exists : function( name )
    1018 			{
    1019 				return !!this._.dialogDefinitions[ name ];
    1020 			},
    1021
    1022 			getCurrent : function()
    1023 			{
    1024 				return CKEDITOR.dialog._.currentTop;
    1025 			},
    1026
    1027 			/**
    1028 			 * The default OK button for dialogs. Fires the "ok" event and closes the dialog if the event succeeds.
    1029 			 * @static
    1030 			 * @field
    1031 			 * @example
    1032 			 * @type Function
    1033 			 */
    1034 			okButton : (function()
    1035 			{
    1036 				var retval = function( editor, override )
    1037 				{
    1038 					override = override || {};
    1039 					return CKEDITOR.tools.extend( {
    1040 						id : 'ok',
    1041 						type : 'button',
    1042 						label : editor.lang.common.ok,
    1043 						'class' : 'cke_dialog_ui_button_ok',
    1044 						onClick : function( evt )
    1045 						{
    1046 							var dialog = evt.data.dialog;
    1047 							if ( dialog.fire( 'ok', { hide : true } ).hide !== false )
    1048 								dialog.hide();
    1049 						}
    1050 					}, override, true );
    1051 				};
    1052 				retval.type = 'button';
    1053 				retval.override = function( override )
    1054 				{
    1055 					return CKEDITOR.tools.extend( function( editor ){ return retval( editor, override ); },
    1056 							{ type : 'button' }, true );
    1057 				};
    1058 				return retval;
    1059 			})(),
    1060
    1061 			/**
    1062 			 * The default cancel button for dialogs. Fires the "cancel" event and closes the dialog if no UI element value changed.
    1063 			 * @static
    1064 			 * @field
    1065 			 * @example
    1066 			 * @type Function
    1067 			 */
    1068 			cancelButton : (function()
    1069 			{
    1070 				var retval = function( editor, override )
    1071 				{
    1072 					override = override || {};
    1073 					return CKEDITOR.tools.extend( {
    1074 						id : 'cancel',
    1075 						type : 'button',
    1076 						label : editor.lang.common.cancel,
    1077 						'class' : 'cke_dialog_ui_button_cancel',
    1078 						onClick : function( evt )
    1079 						{
    1080 							var dialog = evt.data.dialog;
    1081 							if ( dialog.fire( 'cancel', { hide : true } ).hide !== false )
    1082 								dialog.hide();
    1083 						}
    1084 					}, override, true );
    1085 				};
    1086 				retval.type = 'button';
    1087 				retval.override = function( override )
    1088 				{
    1089 					return CKEDITOR.tools.extend( function( editor ){ return retval( editor, override ); },
    1090 							{ type : 'button' }, true );
    1091 				};
    1092 				return retval;
    1093 			})(),
    1094
    1095 			/**
    1096 			 * Registers a dialog UI element.
    1097 			 * @param {String} typeName The name of the UI element.
    1098 			 * @param {Function} builder The function to build the UI element.
    1099 			 * @example
    1100 			 */
    1101 			addUIElement : function( typeName, builder )
    1102 			{
    1103 				this._.uiElementBuilders[ typeName ] = builder;
    1104 			}
    1105 		});
    1106
    1107 	CKEDITOR.dialog._ =
    1108 	{
    1109 		uiElementBuilders : {},
    1110
    1111 		dialogDefinitions : {},
    1112
    1113 		currentTop : null,
    1114
    1115 		currentZIndex : null
    1116 	};
    1117
    1118 	// "Inherit" (copy actually) from CKEDITOR.event.
    1119 	CKEDITOR.event.implementOn( CKEDITOR.dialog );
    1120 	CKEDITOR.event.implementOn( CKEDITOR.dialog.prototype, true );
    1121
    1122 	var defaultDialogDefinition =
    1123 	{
    1124 		resizable : CKEDITOR.DIALOG_RESIZE_NONE,
    1125 		minWidth : 600,
    1126 		minHeight : 400,
    1127 		buttons : [ CKEDITOR.dialog.okButton, CKEDITOR.dialog.cancelButton ]
    1128 	};
    1129
    1130 	// Tool function used to return an item from an array based on its id
    1131 	// property.
    1132 	var getById = function( array, id, recurse )
    1133 	{
    1134 		for ( var i = 0, item ; ( item = array[ i ] ) ; i++ )
    1135 		{
    1136 			if ( item.id == id )
    1137 				return item;
    1138 			if ( recurse && item[ recurse ] )
    1139 			{
    1140 				var retval = getById( item[ recurse ], id, recurse ) ;
    1141 				if ( retval )
    1142 					return retval;
    1143 			}
    1144 		}
    1145 		return null;
    1146 	};
    1147
    1148 	// Tool function used to add an item into an array.
    1149 	var addById = function( array, newItem, nextSiblingId, recurse, nullIfNotFound )
    1150 	{
    1151 		if ( nextSiblingId )
    1152 		{
    1153 			for ( var i = 0, item ; ( item = array[ i ] ) ; i++ )
    1154 			{
    1155 				if ( item.id == nextSiblingId )
    1156 				{
    1157 					array.splice( i, 0, newItem );
    1158 					return newItem;
    1159 				}
    1160
    1161 				if ( recurse && item[ recurse ] )
    1162 				{
    1163 					var retval = addById( item[ recurse ], newItem, nextSiblingId, recurse, true );
    1164 					if ( retval )
    1165 						return retval;
    1166 				}
    1167 			}
    1168
    1169 			if ( nullIfNotFound )
    1170 				return null;
    1171 		}
    1172
    1173 		array.push( newItem );
    1174 		return newItem;
    1175 	};
    1176
    1177 	// Tool function used to remove an item from an array based on its id.
    1178 	var removeById = function( array, id, recurse )
    1179 	{
    1180 		for ( var i = 0, item ; ( item = array[ i ] ) ; i++ )
    1181 		{
    1182 			if ( item.id == id )
    1183 				return array.splice( i, 1 );
    1184 			if ( recurse && item[ recurse ] )
    1185 			{
    1186 				var retval = removeById( item[ recurse ], id, recurse );
    1187 				if ( retval )
    1188 					return retval;
    1189 			}
    1190 		}
    1191 		return null;
    1192 	};
    1193
    1194 	/**
    1195 	 * This class is not really part of the API. It is the "definition" property value
    1196 	 * passed to "dialogDefinition" event handlers.
    1197 	 * @constructor
    1198 	 * @name CKEDITOR.dialog.dialogDefinitionObject
    1199 	 * @extends CKEDITOR.dialog.dialogDefinition
    1200 	 * @example
    1201 	 * CKEDITOR.on( 'dialogDefinition', function( evt )
    1202 	 * 	{
    1203 	 * 		var definition = evt.data.definition;
    1204 	 * 		var content = definition.getContents( 'page1' );
    1205 	 * 		...
    1206 	 * 	} );
    1207 	 */
    1208 	var definitionObject = function( dialog, dialogDefinition )
    1209 	{
    1210 		// TODO : Check if needed.
    1211 		this.dialog = dialog;
    1212
    1213 		// Transform the contents entries in contentObjects.
    1214 		var contents = dialogDefinition.contents;
    1215 		for ( var i = 0, content ; ( content = contents[i] ) ; i++ )
    1216 			contents[ i ] = new contentObject( dialog, content );
    1217
    1218 		CKEDITOR.tools.extend( this, dialogDefinition );
    1219 	};
    1220
    1221 	definitionObject.prototype =
    1222 	/** @lends CKEDITOR.dialog.dialogDefinitionObject.prototype */
    1223 	{
    1224 		/**
    1225 		 * Gets a content definition.
    1226 		 * @param {String} id The id of the content definition.
    1227 		 * @returns {CKEDITOR.dialog.contentDefinition} The content definition
    1228 		 *		matching id.
    1229 		 */
    1230 		getContents : function( id )
    1231 		{
    1232 			return getById( this.contents, id );
    1233 		},
    1234
    1235 		/**
    1236 		 * Gets a button definition.
    1237 		 * @param {String} id The id of the button definition.
    1238 		 * @returns {CKEDITOR.dialog.buttonDefinition} The button definition
    1239 		 *		matching id.
    1240 		 */
    1241 		getButton : function( id )
    1242 		{
    1243 			return getById( this.buttons, id );
    1244 		},
    1245
    1246 		/**
    1247 		 * Adds a content definition object under this dialog definition.
    1248 		 * @param {CKEDITOR.dialog.contentDefinition} contentDefinition The
    1249 		 *		content definition.
    1250 		 * @param {String} [nextSiblingId] The id of an existing content
    1251 		 *		definition which the new content definition will be inserted
    1252 		 *		before. Omit if the new content definition is to be inserted as
    1253 		 *		the last item.
    1254 		 * @returns {CKEDITOR.dialog.contentDefinition} The inserted content
    1255 		 *		definition.
    1256 		 */
    1257 		addContents : function( contentDefinition, nextSiblingId )
    1258 		{
    1259 			return addById( this.contents, contentDefinition, nextSiblingId );
    1260 		},
    1261
    1262 		/**
    1263 		 * Adds a button definition object under this dialog definition.
    1264 		 * @param {CKEDITOR.dialog.buttonDefinition} buttonDefinition The
    1265 		 *		button definition.
    1266 		 * @param {String} [nextSiblingId] The id of an existing button
    1267 		 *		definition which the new button definition will be inserted
    1268 		 *		before. Omit if the new button definition is to be inserted as
    1269 		 *		the last item.
    1270 		 * @returns {CKEDITOR.dialog.buttonDefinition} The inserted button
    1271 		 *		definition.
    1272 		 */
    1273 		addButton : function( buttonDefinition, nextSiblingId )
    1274 		{
    1275 			return addById( this.buttons, buttonDefinition, nextSiblingId );
    1276 		},
    1277
    1278 		/**
    1279 		 * Removes a content definition from this dialog definition.
    1280 		 * @param {String} id The id of the content definition to be removed.
    1281 		 * @returns {CKEDITOR.dialog.contentDefinition} The removed content
    1282 		 *		definition.
    1283 		 */
    1284 		removeContents : function( id )
    1285 		{
    1286 			removeById( this.contents, id );
    1287 		},
    1288
    1289 		/**
    1290 		 * Removes a button definition from the dialog definition.
    1291 		 * @param {String} id The id of the button definition to be removed.
    1292 		 * @returns {CKEDITOR.dialog.buttonDefinition} The removed button
    1293 		 *		definition.
    1294 		 */
    1295 		removeButton : function( id )
    1296 		{
    1297 			removeById( this.buttons, id );
    1298 		}
    1299 	};
    1300
    1301 	/**
    1302 	 * This class is not really part of the API. It is the template of the
    1303 	 * objects representing content pages inside the
    1304 	 * CKEDITOR.dialog.dialogDefinitionObject.
    1305 	 * @constructor
    1306 	 * @name CKEDITOR.dialog.contentDefinitionObject
    1307 	 * @example
    1308 	 * CKEDITOR.on( 'dialogDefinition', function( evt )
    1309 	 * 	{
    1310 	 * 		var definition = evt.data.definition;
    1311 	 * 		var content = definition.getContents( 'page1' );
    1312 	 *		content.remove( 'textInput1' );
    1313 	 * 		...
    1314 	 * 	} );
    1315 	 */
    1316 	function contentObject( dialog, contentDefinition )
    1317 	{
    1318 		this._ =
    1319 		{
    1320 			dialog : dialog
    1321 		};
    1322
    1323 		CKEDITOR.tools.extend( this, contentDefinition );
    1324 	}
    1325
    1326 	contentObject.prototype =
    1327 	/** @lends CKEDITOR.dialog.contentDefinitionObject.prototype */
    1328 	{
    1329 		/**
    1330 		 * Gets a UI element definition under the content definition.
    1331 		 * @param {String} id The id of the UI element definition.
    1332 		 * @returns {CKEDITOR.dialog.uiElementDefinition}
    1333 		 */
    1334 		get : function( id )
    1335 		{
    1336 			return getById( this.elements, id, 'children' );
    1337 		},
    1338
    1339 		/**
    1340 		 * Adds a UI element definition to the content definition.
    1341 		 * @param {CKEDITOR.dialog.uiElementDefinition} elementDefinition The
    1342 		 *		UI elemnet definition to be added.
    1343 		 * @param {String} nextSiblingId The id of an existing UI element
    1344 		 *		definition which the new UI element definition will be inserted
    1345 		 *		before. Omit if the new button definition is to be inserted as
    1346 		 *		the last item.
    1347 		 * @returns {CKEDITOR.dialog.uiElementDefinition} The element
    1348 		 *		definition inserted.
    1349 		 */
    1350 		add : function( elementDefinition, nextSiblingId )
    1351 		{
    1352 			return addById( this.elements, elementDefinition, nextSiblingId, 'children' );
    1353 		},
    1354
    1355 		/**
    1356 		 * Removes a UI element definition from the content definition.
    1357 		 * @param {String} id The id of the UI element definition to be
    1358 		 *		removed.
    1359 		 * @returns {CKEDITOR.dialog.uiElementDefinition} The element
    1360 		 *		definition removed.
    1361 		 * @example
    1362 		 */
    1363 		remove : function( id )
    1364 		{
    1365 			removeById( this.elements, id, 'children' );
    1366 		}
    1367 	};
    1368
    1369 	function initDragAndDrop( dialog )
    1370 	{
    1371 		var lastCoords = null,
    1372 			abstractDialogCoords = null,
    1373 			element = dialog.getElement().getFirst(),
    1374 			editor = dialog.getParentEditor(),
    1375 			magnetDistance = editor.config.dialog_magnetDistance,
    1376 			margins = skinData[ editor.skinName ].margins || [ 0, 0, 0, 0 ];
    1377
    1378 		function mouseMoveHandler( evt )
    1379 		{
    1380 			var dialogSize = dialog.getSize(),
    1381 				viewPaneSize = CKEDITOR.document.getWindow().getViewPaneSize(),
    1382 				x = evt.data.$.screenX,
    1383 				y = evt.data.$.screenY,
    1384 				dx = x - lastCoords.x,
    1385 				dy = y - lastCoords.y,
    1386 				realX, realY;
    1387
    1388 			lastCoords = { x : x, y : y };
    1389 			abstractDialogCoords.x += dx;
    1390 			abstractDialogCoords.y += dy;
    1391
    1392 			if ( abstractDialogCoords.x + margins[3] < magnetDistance )
    1393 				realX = - margins[3];
    1394 			else if ( abstractDialogCoords.x - margins[1] > viewPaneSize.width - dialogSize.width - magnetDistance )
    1395 				realX = viewPaneSize.width - dialogSize.width + margins[1];
    1396 			else
    1397 				realX = abstractDialogCoords.x;
    1398
    1399 			if ( abstractDialogCoords.y + margins[0] < magnetDistance )
    1400 				realY = - margins[0];
    1401 			else if ( abstractDialogCoords.y - margins[2] > viewPaneSize.height - dialogSize.height - magnetDistance )
    1402 				realY = viewPaneSize.height - dialogSize.height + margins[2];
    1403 			else
    1404 				realY = abstractDialogCoords.y;
    1405
    1406 			dialog.move( realX, realY );
    1407
    1408 			evt.data.preventDefault();
    1409 		}
    1410
    1411 		function mouseUpHandler( evt )
    1412 		{
    1413 			CKEDITOR.document.removeListener( 'mousemove', mouseMoveHandler );
    1414 			CKEDITOR.document.removeListener( 'mouseup', mouseUpHandler );
    1415
    1416 			if ( CKEDITOR.env.ie6Compat )
    1417 			{
    1418 				var coverDoc = coverElement.getChild( 0 ).getFrameDocument();
    1419 				coverDoc.removeListener( 'mousemove', mouseMoveHandler );
    1420 				coverDoc.removeListener( 'mouseup', mouseUpHandler );
    1421 			}
    1422 		}
    1423
    1424 		dialog.parts.title.on( 'mousedown', function( evt )
    1425 			{
    1426 				lastCoords = { x : evt.data.$.screenX, y : evt.data.$.screenY };
    1427
    1428 				CKEDITOR.document.on( 'mousemove', mouseMoveHandler );
    1429 				CKEDITOR.document.on( 'mouseup', mouseUpHandler );
    1430 				abstractDialogCoords = dialog.getPosition();
    1431
    1432 				if ( CKEDITOR.env.ie6Compat )
    1433 				{
    1434 					var coverDoc = coverElement.getChild( 0 ).getFrameDocument();
    1435 					coverDoc.on( 'mousemove', mouseMoveHandler );
    1436 					coverDoc.on( 'mouseup', mouseUpHandler );
    1437 				}
    1438
    1439 				evt.data.preventDefault();
    1440 			}, dialog );
    1441 	}
    1442
    1443 	function initResizeHandles( dialog )
    1444 	{
    1445 		var definition = dialog.definition,
    1446 			minWidth = definition.minWidth || 0,
    1447 			minHeight = definition.minHeight || 0,
    1448 			resizable = definition.resizable,
    1449 			margins = skinData[ dialog.getParentEditor().skinName ].margins || [ 0, 0, 0, 0 ];
    1450
    1451 		function topSizer( coords, dy )
    1452 		{
    1453 			coords.y += dy;
    1454 		}
    1455
    1456 		function rightSizer( coords, dx )
    1457 		{
    1458 			coords.x2 += dx;
    1459 		}
    1460
    1461 		function bottomSizer( coords, dy )
    1462 		{
    1463 			coords.y2 += dy;
    1464 		}
    1465
    1466 		function leftSizer( coords, dx )
    1467 		{
    1468 			coords.x += dx;
    1469 		}
    1470
    1471 		var lastCoords = null,
    1472 			abstractDialogCoords = null,
    1473 			magnetDistance = dialog._.editor.config.magnetDistance,
    1474 			parts = [ 'tl', 't', 'tr', 'l', 'r', 'bl', 'b', 'br' ];
    1475
    1476 		function mouseDownHandler( evt )
    1477 		{
    1478 			var partName = evt.listenerData.part, size = dialog.getSize();
    1479 			abstractDialogCoords = dialog.getPosition();
    1480 			CKEDITOR.tools.extend( abstractDialogCoords,
    1481 				{
    1482 					x2 : abstractDialogCoords.x + size.width,
    1483 					y2 : abstractDialogCoords.y + size.height
    1484 				} );
    1485 			lastCoords = { x : evt.data.$.screenX, y : evt.data.$.screenY };
    1486
    1487 			CKEDITOR.document.on( 'mousemove', mouseMoveHandler, dialog, { part : partName } );
    1488 			CKEDITOR.document.on( 'mouseup', mouseUpHandler, dialog, { part : partName } );
    1489
    1490 			if ( CKEDITOR.env.ie6Compat )
    1491 			{
    1492 				var coverDoc = coverElement.getChild( 0 ).getFrameDocument();
    1493 				coverDoc.on( 'mousemove', mouseMoveHandler, dialog, { part : partName } );
    1494 				coverDoc.on( 'mouseup', mouseUpHandler, dialog, { part : partName } );
    1495 			}
    1496
    1497 			evt.data.preventDefault();
    1498 		}
    1499
    1500 		function mouseMoveHandler( evt )
    1501 		{
    1502 			var x = evt.data.$.screenX,
    1503 				y = evt.data.$.screenY,
    1504 				dx = x - lastCoords.x,
    1505 				dy = y - lastCoords.y,
    1506 				viewPaneSize = CKEDITOR.document.getWindow().getViewPaneSize(),
    1507 				partName = evt.listenerData.part;
    1508
    1509 			if ( partName.search( 't' ) != -1 )
    1510 				topSizer( abstractDialogCoords, dy );
    1511 			if ( partName.search( 'l' ) != -1 )
    1512 				leftSizer( abstractDialogCoords, dx );
    1513 			if ( partName.search( 'b' ) != -1 )
    1514 				bottomSizer( abstractDialogCoords, dy );
    1515 			if ( partName.search( 'r' ) != -1 )
    1516 				rightSizer( abstractDialogCoords, dx );
    1517
    1518 			lastCoords = { x : x, y : y };
    1519
    1520 			var realX, realY, realX2, realY2;
    1521
    1522 			if ( abstractDialogCoords.x + margins[3] < magnetDistance )
    1523 				realX = - margins[3];
    1524 			else if ( partName.search( 'l' ) != -1 && abstractDialogCoords.x2 - abstractDialogCoords.x < minWidth + magnetDistance )
    1525 				realX = abstractDialogCoords.x2 - minWidth;
    1526 			else
    1527 				realX = abstractDialogCoords.x;
    1528
    1529 			if ( abstractDialogCoords.y + margins[0] < magnetDistance )
    1530 				realY = - margins[0];
    1531 			else if ( partName.search( 't' ) != -1 && abstractDialogCoords.y2 - abstractDialogCoords.y < minHeight + magnetDistance )
    1532 				realY = abstractDialogCoords.y2 - minHeight;
    1533 			else
    1534 				realY = abstractDialogCoords.y;
    1535
    1536 			if ( abstractDialogCoords.x2 - margins[1] > viewPaneSize.width - magnetDistance )
    1537 				realX2 = viewPaneSize.width + margins[1] ;
    1538 			else if ( partName.search( 'r' ) != -1 && abstractDialogCoords.x2 - abstractDialogCoords.x < minWidth + magnetDistance )
    1539 				realX2 = abstractDialogCoords.x + minWidth;
    1540 			else
    1541 				realX2 = abstractDialogCoords.x2;
    1542
    1543 			if ( abstractDialogCoords.y2 - margins[2] > viewPaneSize.height - magnetDistance )
    1544 				realY2= viewPaneSize.height + margins[2] ;
    1545 			else if ( partName.search( 'b' ) != -1 && abstractDialogCoords.y2 - abstractDialogCoords.y < minHeight + magnetDistance )
    1546 				realY2 = abstractDialogCoords.y + minHeight;
    1547 			else
    1548 				realY2 = abstractDialogCoords.y2 ;
    1549
    1550 			dialog.move( realX, realY );
    1551 			dialog.resize( realX2 - realX, realY2 - realY );
    1552
    1553 			evt.data.preventDefault();
    1554 		}
    1555
    1556 		function mouseUpHandler( evt )
    1557 		{
    1558 			CKEDITOR.document.removeListener( 'mouseup', mouseUpHandler );
    1559 			CKEDITOR.document.removeListener( 'mousemove', mouseMoveHandler );
    1560
    1561 			if ( CKEDITOR.env.ie6Compat )
    1562 			{
    1563 				var coverDoc = coverElement.getChild( 0 ).getFrameDocument();
    1564 				coverDoc.removeListener( 'mouseup', mouseUpHandler );
    1565 				coverDoc.removeListener( 'mousemove', mouseMoveHandler );
    1566 			}
    1567 		}
    1568
    1569 // TODO : Simplify the resize logic, having just a single resize grip <div>.
    1570 //		var widthTest = /[lr]/,
    1571 //			heightTest = /[tb]/;
    1572 //		for ( var i = 0 ; i < parts.length ; i++ )
    1573 //		{
    1574 //			var element = dialog.parts[ parts[i] + '_resize' ];
    1575 //			if ( resizable == CKEDITOR.DIALOG_RESIZE_NONE ||
    1576 //					resizable == CKEDITOR.DIALOG_RESIZE_HEIGHT && widthTest.test( parts[i] ) ||
    1577 //			  		resizable == CKEDITOR.DIALOG_RESIZE_WIDTH && heightTest.test( parts[i] ) )
    1578 //			{
    1579 //				element.hide();
    1580 //				continue;
    1581 //			}
    1582 //			element.on( 'mousedown', mouseDownHandler, dialog, { part : parts[i] } );
    1583 //		}
    1584 	}
    1585
    1586 	var resizeCover;
    1587 	var coverElement;
    1588
    1589 	var addCover = function( editor )
    1590 	{
    1591 		var win = CKEDITOR.document.getWindow();
    1592
    1593 		if ( !coverElement )
    1594 		{
    1595 			var html = [
    1596 					'<div style="position: ', ( CKEDITOR.env.ie6Compat ? 'absolute' : 'fixed' ),
    1597 					'; z-index: ', editor.config.baseFloatZIndex,
    1598 					'; top: 0px; left: 0px; ',
    1599 					'background-color: ', editor.config.dialog_backgroundCoverColor,
    1600 					'" id="cke_dialog_background_cover">'
    1601 				];
    1602
    1603
    1604 			if ( CKEDITOR.env.ie6Compat )
    1605 			{
    1606 				// Support for custom document.domain in IE.
    1607 				var isCustomDomain = CKEDITOR.env.isCustomDomain();
    1608
    1609 				html.push(
    1610 					'<iframe' +
    1611 						' hidefocus="true"' +
    1612 						' frameborder="0"' +
    1613 						' id="cke_dialog_background_iframe"' +
    1614 						' src="javascript:' );
    1615
    1616 				html.push(
    1617 						isCustomDomain ?
    1618 							'void((function(){' +
    1619 								'document.open();' +
    1620 								'document.domain=\'' + document.domain + '\';' +
    1621 								'document.close();' +
    1622 							'})())'
    1623 						:
    1624 							'\'\'' );
    1625
    1626 				html.push(
    1627 						'"' +
    1628 						' style="' +
    1629 							'position:absolute;' +
    1630 							'left:0;' +
    1631 							'top:0;' +
    1632 							'width:100%;' +
    1633 							'height: 100%;' +
    1634 							'progid:DXImageTransform.Microsoft.Alpha(opacity=0)">' +
    1635 					'</iframe>' );
    1636 			}
    1637
    1638 			html.push( '</div>' );
    1639
    1640 			coverElement = CKEDITOR.dom.element.createFromHtml( html.join( '' ) );
    1641 		}
    1642
    1643 		var element = coverElement;
    1644
    1645 		var resizeFunc = function()
    1646 		{
    1647 			var size = win.getViewPaneSize();
    1648 			element.setStyles(
    1649 				{
    1650 					width : size.width + 'px',
    1651 					height : size.height + 'px'
    1652 				} );
    1653 		};
    1654
    1655 		var scrollFunc = function()
    1656 		{
    1657 			var pos = win.getScrollPosition(),
    1658 				cursor = CKEDITOR.dialog._.currentTop;
    1659 			element.setStyles(
    1660 					{
    1661 						left : pos.x + 'px',
    1662 						top : pos.y + 'px'
    1663 					});
    1664
    1665 			do
    1666 			{
    1667 				var dialogPos = cursor.getPosition();
    1668 				cursor.move( dialogPos.x, dialogPos.y );
    1669 			} while( ( cursor = cursor._.parentDialog ) );
    1670 		};
    1671
    1672 		resizeCover = resizeFunc;
    1673 		win.on( 'resize', resizeFunc );
    1674 		resizeFunc();
    1675 		if ( CKEDITOR.env.ie6Compat )
    1676 		{
    1677 			// IE BUG: win.$.onscroll assignment doesn't work.. it must be window.onscroll.
    1678 			// So we need to invent a really funny way to make it work.
    1679 			var myScrollHandler = function()
    1680 				{
    1681 					scrollFunc();
    1682 					arguments.callee.prevScrollHandler.apply( this, arguments );
    1683 				};
    1684 			win.$.setTimeout( function()
    1685 				{
    1686 					myScrollHandler.prevScrollHandler = window.onscroll || function(){};
    1687 					window.onscroll = myScrollHandler;
    1688 				}, 0 );
    1689 			scrollFunc();
    1690 		}
    1691 		element.setOpacity( editor.config.dialog_backgroundCoverOpacity );
    1692 		element.appendTo( CKEDITOR.document.getBody() );
    1693 	};
    1694
    1695 	var removeCover = function()
    1696 	{
    1697 		if ( !coverElement )
    1698 			return;
    1699
    1700 		var win = CKEDITOR.document.getWindow();
    1701 		coverElement.remove();
    1702 		win.removeListener( 'resize', resizeCover );
    1703
    1704 		if ( CKEDITOR.env.ie6Compat )
    1705 		{
    1706 			win.$.setTimeout( function()
    1707 				{
    1708 					var prevScrollHandler = window.onscroll && window.onscroll.prevScrollHandler;
    1709 					window.onscroll = prevScrollHandler || null;
    1710 				}, 0 );
    1711 		}
    1712 		resizeCover = null;
    1713 	};
    1714
    1715 	var accessKeyProcessors = {};
    1716
    1717 	var accessKeyDownHandler = function( evt )
    1718 	{
    1719 		var ctrl = evt.data.$.ctrlKey || evt.data.$.metaKey,
    1720 			alt = evt.data.$.altKey,
    1721 			shift = evt.data.$.shiftKey,
    1722 			key = String.fromCharCode( evt.data.$.keyCode ),
    1723 			keyProcessor = accessKeyProcessors[( ctrl ? 'CTRL+' : '' ) + ( alt ? 'ALT+' : '') + ( shift ? 'SHIFT+' : '' ) + key];
    1724
    1725 		if ( !keyProcessor || !keyProcessor.length )
    1726 			return;
    1727
    1728 		keyProcessor = keyProcessor[keyProcessor.length - 1];
    1729 		keyProcessor.keydown && keyProcessor.keydown.call( keyProcessor.uiElement, keyProcessor.dialog, keyProcessor.key );
    1730 		evt.data.preventDefault();
    1731 	};
    1732
    1733 	var accessKeyUpHandler = function( evt )
    1734 	{
    1735 		var ctrl = evt.data.$.ctrlKey || evt.data.$.metaKey,
    1736 			alt = evt.data.$.altKey,
    1737 			shift = evt.data.$.shiftKey,
    1738 			key = String.fromCharCode( evt.data.$.keyCode ),
    1739 			keyProcessor = accessKeyProcessors[( ctrl ? 'CTRL+' : '' ) + ( alt ? 'ALT+' : '') + ( shift ? 'SHIFT+' : '' ) + key];
    1740
    1741 		if ( !keyProcessor || !keyProcessor.length )
    1742 			return;
    1743
    1744 		keyProcessor = keyProcessor[keyProcessor.length - 1];
    1745 		keyProcessor.keyup && keyProcessor.keyup.call( keyProcessor.uiElement, keyProcessor.dialog, keyProcessor.key );
    1746 		evt.data.preventDefault();
    1747 	};
    1748
    1749 	var registerAccessKey = function( uiElement, dialog, key, downFunc, upFunc )
    1750 	{
    1751 		var procList = accessKeyProcessors[key] || ( accessKeyProcessors[key] = [] );
    1752 		procList.push( {
    1753 				uiElement : uiElement,
    1754 				dialog : dialog,
    1755 				key : key,
    1756 				keyup : upFunc || uiElement.accessKeyUp,
    1757 				keydown : downFunc || uiElement.accessKeyDown
    1758 			} );
    1759 	};
    1760
    1761 	var unregisterAccessKey = function( obj )
    1762 	{
    1763 		for ( var i in accessKeyProcessors )
    1764 		{
    1765 			var list = accessKeyProcessors[i];
    1766 			for ( var j = list.length - 1 ; j >= 0 ; j-- )
    1767 			{
    1768 				if ( list[j].dialog == obj || list[j].uiElement == obj )
    1769 					list.splice( j, 1 );
    1770 			}
    1771 			if ( list.length === 0 )
    1772 				delete accessKeyProcessors[i];
    1773 		}
    1774 	};
    1775
    1776 	var tabAccessKeyUp = function( dialog, key )
    1777 	{
    1778 		if ( dialog._.accessKeyMap[key] )
    1779 			dialog.selectPage( dialog._.accessKeyMap[key] );
    1780 	};
    1781
    1782 	var tabAccessKeyDown = function( dialog, key )
    1783 	{
    1784 	};
    1785
    1786 	(function()
    1787 	{
    1788 		CKEDITOR.ui.dialog =
    1789 		{
    1790 			/**
    1791 			 * The base class of all dialog UI elements.
    1792 			 * @constructor
    1793 			 * @param {CKEDITOR.dialog} dialog Parent dialog object.
    1794 			 * @param {CKEDITOR.dialog.uiElementDefinition} elementDefinition Element
    1795 			 * definition. Accepted fields:
    1796 			 * <ul>
    1797 			 * 	<li><strong>id</strong> (Required) The id of the UI element. See {@link
    1798 			 * 	CKEDITOR.dialog#getContentElement}</li>
    1799 			 * 	<li><strong>type</strong> (Required) The type of the UI element. The
    1800 			 * 	value to this field specifies which UI element class will be used to
    1801 			 * 	generate the final widget.</li>
    1802 			 * 	<li><strong>title</strong> (Optional) The popup tooltip for the UI
    1803 			 * 	element.</li>
    1804 			 * 	<li><strong>hidden</strong> (Optional) A flag that tells if the element
    1805 			 * 	should be initially visible.</li>
    1806 			 * 	<li><strong>className</strong> (Optional) Additional CSS class names
    1807 			 * 	to add to the UI element. Separated by space.</li>
    1808 			 * 	<li><strong>style</strong> (Optional) Additional CSS inline styles
    1809 			 * 	to add to the UI element. A semicolon (;) is required after the last
    1810 			 * 	style declaration.</li>
    1811 			 * 	<li><strong>accessKey</strong> (Optional) The alphanumeric access key
    1812 			 * 	for this element. Access keys are automatically prefixed by CTRL.</li>
    1813 			 * 	<li><strong>on*</strong> (Optional) Any UI element definition field that
    1814 			 * 	starts with <em>on</em> followed immediately by a capital letter and
    1815 			 * 	probably more letters is an event handler. Event handlers may be further
    1816 			 * 	divided into registered event handlers and DOM event handlers. Please
    1817 			 * 	refer to {@link CKEDITOR.ui.dialog.uiElement#registerEvents} and
    1818 			 * 	{@link CKEDITOR.ui.dialog.uiElement#eventProcessors} for more
    1819 			 * 	information.</li>
    1820 			 * </ul>
    1821 			 * @param {Array} htmlList
    1822 			 * List of HTML code to be added to the dialog's content area.
    1823 			 * @param {Function|String} nodeNameArg
    1824 			 * A function returning a string, or a simple string for the node name for
    1825 			 * the root DOM node. Default is 'div'.
    1826 			 * @param {Function|Object} stylesArg
    1827 			 * A function returning an object, or a simple object for CSS styles applied
    1828 			 * to the DOM node. Default is empty object.
    1829 			 * @param {Function|Object} attributesArg
    1830 			 * A fucntion returning an object, or a simple object for attributes applied
    1831 			 * to the DOM node. Default is empty object.
    1832 			 * @param {Function|String} contentsArg
    1833 			 * A function returning a string, or a simple string for the HTML code inside
    1834 			 * the root DOM node. Default is empty string.
    1835 			 * @example
    1836 			 */
    1837 			uiElement : function( dialog, elementDefinition, htmlList, nodeNameArg, stylesArg, attributesArg, contentsArg )
    1838 			{
    1839 				if ( arguments.length < 4 )
    1840 					return;
    1841
    1842 				var nodeName = ( nodeNameArg.call ? nodeNameArg( elementDefinition ) : nodeNameArg ) || 'div',
    1843 					html = [ '<', nodeName, ' ' ],
    1844 					styles = ( stylesArg && stylesArg.call ? stylesArg( elementDefinition ) : stylesArg ) || {},
    1845 					attributes = ( attributesArg && attributesArg.call ? attributesArg( elementDefinition ) : attributesArg ) || {},
    1846 					innerHTML = ( contentsArg && contentsArg.call ? contentsArg( dialog, elementDefinition ) : contentsArg ) || '',
    1847 					domId = this.domId = attributes.id || CKEDITOR.tools.getNextNumber() + '_uiElement',
    1848 					id = this.id = elementDefinition.id,
    1849 					i;
    1850
    1851 				// Set the id, a unique id is required for getElement() to work.
    1852 				attributes.id = domId;
    1853
    1854 				// Set the type and definition CSS class names.
    1855 				var classes = {};
    1856 				if ( elementDefinition.type )
    1857 					classes[ 'cke_dialog_ui_' + elementDefinition.type ] = 1;
    1858 				if ( elementDefinition.className )
    1859 					classes[ elementDefinition.className ] = 1;
    1860 				var attributeClasses = ( attributes['class'] && attributes['class'].split ) ? attributes['class'].split( ' ' ) : [];
    1861 				for ( i = 0 ; i < attributeClasses.length ; i++ )
    1862 				{
    1863 					if ( attributeClasses[i] )
    1864 						classes[ attributeClasses[i] ] = 1;
    1865 				}
    1866 				var finalClasses = [];
    1867 				for ( i in classes )
    1868 					finalClasses.push( i );
    1869 				attributes['class'] = finalClasses.join( ' ' );
    1870
    1871 				// Set the popup tooltop.
    1872 				if ( elementDefinition.title )
    1873 					attributes.title = elementDefinition.title;
    1874
    1875 				// Write the inline CSS styles.
    1876 				var styleStr = ( elementDefinition.style || '' ).split( ';' );
    1877 				for ( i in styles )
    1878 					styleStr.push( i + ':' + styles[i] );
    1879 				if ( elementDefinition.hidden )
    1880 					styleStr.push( 'display:none' );
    1881 				for ( i = styleStr.length - 1 ; i >= 0 ; i-- )
    1882 				{
    1883 					if ( styleStr[i] === '' )
    1884 						styleStr.splice( i, 1 );
    1885 				}
    1886 				if ( styleStr.length > 0 )
    1887 					attributes.style = ( attributes.style ? ( attributes.style + '; ' ) : '' ) + styleStr.join( '; ' );
    1888
    1889 				// Write the attributes.
    1890 				for ( i in attributes )
    1891 					html.push( i + '="' + CKEDITOR.tools.htmlEncode( attributes[i] ) + '" ');
    1892
    1893 				// Write the content HTML.
    1894 				html.push( '>', innerHTML, '</', nodeName, '>' );
    1895
    1896 				// Add contents to the parent HTML array.
    1897 				htmlList.push( html.join( '' ) );
    1898
    1899 				( this._ || ( this._ = {} ) ).dialog = dialog;
    1900
    1901 				// Override isChanged if it is defined in element definition.
    1902 				if ( typeof( elementDefinition.isChanged ) == 'boolean' )
    1903 					this.isChanged = function(){ return elementDefinition.isChanged; };
    1904 				if ( typeof( elementDefinition.isChanged ) == 'function' )
    1905 					this.isChanged = elementDefinition.isChanged;
    1906
    1907 				// Add events.
    1908 				CKEDITOR.event.implementOn( this );
    1909
    1910 				this.registerEvents( elementDefinition );
    1911 				if ( this.accessKeyUp && this.accessKeyDown && elementDefinition.accessKey )
    1912 					registerAccessKey( this, dialog, 'CTRL+' + elementDefinition.accessKey );
    1913
    1914 				var me = this;
    1915 				dialog.on( 'load', function()
    1916 					{
    1917 						if ( me.getInputElement() )
    1918 						{
    1919 							me.getInputElement().on( 'focus', function()
    1920 								{
    1921 									dialog._.tabBarMode = false;
    1922 									dialog._.hasFocus = true;
    1923 									me.fire( 'focus' );
    1924 								}, me );
    1925 						}
    1926 					} );
    1927
    1928 				// Register the object as a tab focus if it can be included.
    1929 				if ( this.keyboardFocusable )
    1930 				{
    1931 					this.focusIndex = dialog._.focusList.push( this ) - 1;
    1932 					this.on( 'focus', function()
    1933 						{
    1934 							dialog._.currentFocusIndex = me.focusIndex;
    1935 						} );
    1936 				}
    1937
    1938 				// Completes this object with everything we have in the
    1939 				// definition.
    1940 				CKEDITOR.tools.extend( this, elementDefinition );
    1941 			},
    1942
    1943 			/**
    1944 			 * Horizontal layout box for dialog UI elements, auto-expends to available width of container.
    1945 			 * @constructor
    1946 			 * @extends CKEDITOR.ui.dialog.uiElement
    1947 			 * @param {CKEDITOR.dialog} dialog
    1948 			 * Parent dialog object.
    1949 			 * @param {Array} childObjList
    1950 			 * Array of {@link CKEDITOR.ui.dialog.uiElement} objects inside this
    1951 			 * container.
    1952 			 * @param {Array} childHtmlList
    1953 			 * Array of HTML code that correspond to the HTML output of all the
    1954 			 * objects in childObjList.
    1955 			 * @param {Array} htmlList
    1956 			 * Array of HTML code that this element will output to.
    1957 			 * @param {CKEDITOR.dialog.uiElementDefinition} elementDefinition
    1958 			 * The element definition. Accepted fields:
    1959 			 * <ul>
    1960 			 * 	<li><strong>widths</strong> (Optional) The widths of child cells.</li>
    1961 			 * 	<li><strong>height</strong> (Optional) The height of the layout.</li>
    1962 			 * 	<li><strong>padding</strong> (Optional) The padding width inside child
    1963 			 * 	 cells.</li>
    1964 			 * 	<li><strong>align</strong> (Optional) The alignment of the whole layout
    1965 			 * 	</li>
    1966 			 * </ul>
    1967 			 * @example
    1968 			 */
    1969 			hbox : function( dialog, childObjList, childHtmlList, htmlList, elementDefinition )
    1970 			{
    1971 				if ( arguments.length < 4 )
    1972 					return;
    1973
    1974 				this._ || ( this._ = {} );
    1975
    1976 				var children = this._.children = childObjList,
    1977 					widths = elementDefinition && elementDefinition.widths || null,
    1978 					height = elementDefinition && elementDefinition.height || null,
    1979 					styles = {},
    1980 					i;
    1981 				/** @ignore */
    1982 				var innerHTML = function()
    1983 				{
    1984 					var html = [ '<tbody><tr class="cke_dialog_ui_hbox">' ];
    1985 					for ( i = 0 ; i < childHtmlList.length ; i++ )
    1986 					{
    1987 						var className = 'cke_dialog_ui_hbox_child',
    1988 							styles = [];
    1989 						if ( i === 0 )
    1990 							className = 'cke_dialog_ui_hbox_first';
    1991 						if ( i == childHtmlList.length - 1 )
    1992 							className = 'cke_dialog_ui_hbox_last';
    1993 						html.push( '<td class="', className, '" ' );
    1994 						if ( widths )
    1995 						{
    1996 							if ( widths[i] )
    1997 								styles.push( 'width:' + CKEDITOR.tools.cssLength( widths[i] ) );
    1998 						}
    1999 						else
    2000 							styles.push( 'width:' + Math.floor( 100 / childHtmlList.length ) + '%' );
    2001 						if ( height )
    2002 							styles.push( 'height:' + CKEDITOR.tools.cssLength( height ) );
    2003 						if ( elementDefinition && elementDefinition.padding != undefined )
    2004 							styles.push( 'padding:' + CKEDITOR.tools.cssLength( elementDefinition.padding ) );
    2005 						if ( styles.length > 0 )
    2006 							html.push( 'style="' + styles.join('; ') + '" ' );
    2007 						html.push( '>', childHtmlList[i], '</td>' );
    2008 					}
    2009 					html.push( '</tr></tbody>' );
    2010 					return html.join( '' );
    2011 				};
    2012
    2013 				CKEDITOR.ui.dialog.uiElement.call(
    2014 					this,
    2015 					dialog,
    2016 					elementDefinition || { type : 'hbox' },
    2017 					htmlList,
    2018 					'table',
    2019 					styles,
    2020 					elementDefinition && elementDefinition.align && { align : elementDefinition.align } || null,
    2021 					innerHTML );
    2022 			},
    2023
    2024 			/**
    2025 			 * Vertical layout box for dialog UI elements.
    2026 			 * @constructor
    2027 			 * @extends CKEDITOR.ui.dialog.hbox
    2028 			 * @param {CKEDITOR.dialog} dialog
    2029 			 * Parent dialog object.
    2030 			 * @param {Array} childObjList
    2031 			 * Array of {@link CKEDITOR.ui.dialog.uiElement} objects inside this
    2032 			 * container.
    2033 			 * @param {Array} childHtmlList
    2034 			 * Array of HTML code that correspond to the HTML output of all the
    2035 			 * objects in childObjList.
    2036 			 * @param {Array} htmlList
    2037 			 * Array of HTML code that this element will output to.
    2038 			 * @param {CKEDITOR.dialog.uiElementDefinition} elementDefinition
    2039 			 * The element definition. Accepted fields:
    2040 			 * <ul>
    2041 			 * 	<li><strong>width</strong> (Optional) The width of the layout.</li>
    2042 			 * 	<li><strong>heights</strong> (Optional) The heights of individual cells.
    2043 			 * 	</li>
    2044 			 * 	<li><strong>align</strong> (Optional) The alignment of the layout.</li>
    2045 			 * 	<li><strong>padding</strong> (Optional) The padding width inside child
    2046 			 * 	cells.</li>
    2047 			 * 	<li><strong>expand</strong> (Optional) Whether the layout should expand
    2048 			 * 	vertically to fill its container.</li>
    2049 			 * </ul>
    2050 			 * @example
    2051 			 */
    2052 			vbox : function( dialog, childObjList, childHtmlList, htmlList, elementDefinition )
    2053 			{
    2054 				if (arguments.length < 3 )
    2055 					return;
    2056
    2057 				this._ || ( this._ = {} );
    2058
    2059 				var children = this._.children = childObjList,
    2060 					width = elementDefinition && elementDefinition.width || null,
    2061 					heights = elementDefinition && elementDefinition.heights || null;
    2062 				/** @ignore */
    2063 				var innerHTML = function()
    2064 				{
    2065 					var html = [ '<table cellspacing="0" border="0" ' ];
    2066 					html.push( 'style="' );
    2067 					if ( elementDefinition && elementDefinition.expand )
    2068 						html.push( 'height:100%;' );
    2069 					html.push( 'width:' + CKEDITOR.tools.cssLength( width || '100%' ), ';' );
    2070 					html.push( '"' );
    2071 					html.push( 'align="', CKEDITOR.tools.htmlEncode(
    2072 						( elementDefinition && elementDefinition.align ) || ( dialog.getParentEditor().lang.dir == 'ltr' ? 'left' : 'right' ) ), '" ' );
    2073
    2074 					html.push( '><tbody>' );
    2075 					for ( var i = 0 ; i < childHtmlList.length ; i++ )
    2076 					{
    2077 						var styles = [];
    2078 						html.push( '<tr><td ' );
    2079 						if ( width )
    2080 							styles.push( 'width:' + CKEDITOR.tools.cssLength( width || '100%' ) );
    2081 						if ( heights )
    2082 							styles.push( 'height:' + CKEDITOR.tools.cssLength( heights[i] ) );
    2083 						else if ( elementDefinition && elementDefinition.expand )
    2084 							styles.push( 'height:' + Math.floor( 100 / childHtmlList.length ) + '%' );
    2085 						if ( elementDefinition && elementDefinition.padding != undefined )
    2086 							styles.push( 'padding:' + CKEDITOR.tools.cssLength( elementDefinition.padding ) );
    2087 						if ( styles.length > 0 )
    2088 							html.push( 'style="', styles.join( '; ' ), '" ' );
    2089 						html.push( ' class="cke_dialog_ui_vbox_child">', childHtmlList[i], '</td></tr>' );
    2090 					}
    2091 					html.push( '</tbody></table>' );
    2092 					return html.join( '' );
    2093 				};
    2094 				CKEDITOR.ui.dialog.uiElement.call( this, dialog, elementDefinition || { type : 'vbox' }, htmlList, 'div', null, null, innerHTML );
    2095 			}
    2096 		};
    2097 	})();
    2098
    2099 	CKEDITOR.ui.dialog.uiElement.prototype =
    2100 	{
    2101 		/**
    2102 		 * Gets the root DOM element of this dialog UI object.
    2103 		 * @returns {CKEDITOR.dom.element} Root DOM element of UI object.
    2104 		 * @example
    2105 		 * uiElement.getElement().hide();
    2106 		 */
    2107 		getElement : function()
    2108 		{
    2109 			return CKEDITOR.document.getById( this.domId );
    2110 		},
    2111
    2112 		/**
    2113 		 * Gets the DOM element that the user inputs values.
    2114 		 * This function is used by setValue(), getValue() and focus(). It should
    2115 		 * be overrided in child classes where the input element isn't the root
    2116 		 * element.
    2117 		 * @returns {CKEDITOR.dom.element} The element where the user input values.
    2118 		 * @example
    2119 		 * var rawValue = textInput.getInputElement().$.value;
    2120 		 */
    2121 		getInputElement : function()
    2122 		{
    2123 			return this.getElement();
    2124 		},
    2125
    2126 		/**
    2127 		 * Gets the parent dialog object containing this UI element.
    2128 		 * @returns {CKEDITOR.dialog} Parent dialog object.
    2129 		 * @example
    2130 		 * var dialog = uiElement.getDialog();
    2131 		 */
    2132 		getDialog : function()
    2133 		{
    2134 			return this._.dialog;
    2135 		},
    2136
    2137 		/**
    2138 		 * Sets the value of this dialog UI object.
    2139 		 * @param {Object} value The new value.
    2140 		 * @returns {CKEDITOR.dialog.uiElement} The current UI element.
    2141 		 * @example
    2142 		 * uiElement.setValue( 'Dingo' );
    2143 		 */
    2144 		setValue : function( value )
    2145 		{
    2146 			this.getInputElement().setValue( value );
    2147 			this.fire( 'change', { value : value } );
    2148 			return this;
    2149 		},
    2150
    2151 		/**
    2152 		 * Gets the current value of this dialog UI object.
    2153 		 * @returns {Object} The current value.
    2154 		 * @example
    2155 		 * var myValue = uiElement.getValue();
    2156 		 */
    2157 		getValue : function()
    2158 		{
    2159 			return this.getInputElement().getValue();
    2160 		},
    2161
    2162 		/**
    2163 		 * Tells whether the UI object's value has changed.
    2164 		 * @returns {Boolean} true if changed, false if not changed.
    2165 		 * @example
    2166 		 * if ( uiElement.isChanged() )
    2167 		 *   confirm( 'Value changed! Continue?' );
    2168 		 */
    2169 		isChanged : function()
    2170 		{
    2171 			// Override in input classes.
    2172 			return false;
    2173 		},
    2174
    2175 		/**
    2176 		 * Selects the parent tab of this element. Usually called by focus() or overridden focus() methods.
    2177 		 * @returns {CKEDITOR.dialog.uiElement} The current UI element.
    2178 		 * @example
    2179 		 * focus : function()
    2180 		 * {
    2181 		 * 		this.selectParentTab();
    2182 		 * 		// do something else.
    2183 		 * }
    2184 		 */
    2185 		selectParentTab : function()
    2186 		{
    2187 			var element = this.getInputElement(),
    2188 				cursor = element,
    2189 				tabId;
    2190 			while ( ( cursor = cursor.getParent() ) && cursor.$.className.search( 'cke_dialog_page_contents' ) == -1 )
    2191 			{ /*jsl:pass*/ }
    2192
    2193 			// Some widgets don't have parent tabs (e.g. OK and Cancel buttons).
    2194 			if ( !cursor )
    2195 				return this;
    2196
    2197 			tabId = cursor.getAttribute( 'name' );
    2198 			// Avoid duplicate select.
    2199 			if ( this._.dialog._.currentTabId != tabId )
    2200 				this._.dialog.selectPage( tabId );
    2201 			return this;
    2202 		},
    2203
    2204 		/**
    2205 		 * Puts the focus to the UI object. Switches tabs if the UI object isn't in the active tab page.
    2206 		 * @returns {CKEDITOR.dialog.uiElement} The current UI element.
    2207 		 * @example
    2208 		 * uiElement.focus();
    2209 		 */
    2210 		focus : function()
    2211 		{
    2212 			this.selectParentTab().getInputElement().focus();
    2213 			return this;
    2214 		},
    2215
    2216 		/**
    2217 		 * Registers the on* event handlers defined in the element definition.
    2218 		 * The default behavior of this function is:
    2219 		 * <ol>
    2220 		 *  <li>
    2221 		 *  	If the on* event is defined in the class's eventProcesors list,
    2222 		 *  	then the registration is delegated to the corresponding function
    2223 		 *  	in the eventProcessors list.
    2224 		 *  </li>
    2225 		 *  <li>
    2226 		 *  	If the on* event is not defined in the eventProcessors list, then
    2227 		 *  	register the event handler under the corresponding DOM event of
    2228 		 *  	the UI element's input DOM element (as defined by the return value
    2229 		 *  	of {@link CKEDITOR.ui.dialog.uiElement#getInputElement}).
    2230 		 *  </li>
    2231 		 * </ol>
    2232 		 * This function is only called at UI element instantiation, but can
    2233 		 * be overridded in child classes if they require more flexibility.
    2234 		 * @param {CKEDITOR.dialog.uiElementDefinition} definition The UI element
    2235 		 * definition.
    2236 		 * @returns {CKEDITOR.dialog.uiElement} The current UI element.
    2237 		 * @example
    2238 		 */
    2239 		registerEvents : function( definition )
    2240 		{
    2241 			var regex = /^on([A-Z]\w+)/,
    2242 				match;
    2243
    2244 			var registerDomEvent = function( uiElement, dialog, eventName, func )
    2245 			{
    2246 				dialog.on( 'load', function()
    2247 				{
    2248 					uiElement.getInputElement().on( eventName, func, uiElement );
    2249 				});
    2250 			};
    2251
    2252 			for ( var i in definition )
    2253 			{
    2254 				if ( !( match = i.match( regex ) ) )
    2255 					continue;
    2256 				if ( this.eventProcessors[i] )
    2257 					this.eventProcessors[i].call( this, this._.dialog, definition[i] );
    2258 				else
    2259 					registerDomEvent( this, this._.dialog, match[1].toLowerCase(), definition[i] );
    2260 			}
    2261
    2262 			return this;
    2263 		},
    2264
    2265 		/**
    2266 		 * The event processor list used by
    2267 		 * {@link CKEDITOR.ui.dialog.uiElement#getInputElement} at UI element
    2268 		 * instantiation. The default list defines three on* events:
    2269 		 * <ol>
    2270 		 *  <li>onLoad - Called when the element's parent dialog opens for the
    2271 		 *  first time</li>
    2272 		 *  <li>onShow - Called whenever the element's parent dialog opens.</li>
    2273 		 *  <li>onHide - Called whenever the element's parent dialog closes.</li>
    2274 		 * </ol>
    2275 		 * @field
    2276 		 * @type Object
    2277 		 * @example
    2278 		 * // This connects the 'click' event in CKEDITOR.ui.dialog.button to onClick
    2279 		 * // handlers in the UI element's definitions.
    2280 		 * CKEDITOR.ui.dialog.button.eventProcessors = CKEDITOR.tools.extend( {},
    2281 		 *   CKEDITOR.ui.dialog.uiElement.prototype.eventProcessors,
    2282 		 *   { onClick : function( dialog, func ) { this.on( 'click', func ); } },
    2283 		 *   true );
    2284 		 */
    2285 		eventProcessors :
    2286 		{
    2287 			onLoad : function( dialog, func )
    2288 			{
    2289 				dialog.on( 'load', func, this );
    2290 			},
    2291
    2292 			onShow : function( dialog, func )
    2293 			{
    2294 				dialog.on( 'show', func, this );
    2295 			},
    2296
    2297 			onHide : function( dialog, func )
    2298 			{
    2299 				dialog.on( 'hide', func, this );
    2300 			}
    2301 		},
    2302
    2303 		/**
    2304 		 * The default handler for a UI element's access key down event, which
    2305 		 * tries to put focus to the UI element.<br />
    2306 		 * Can be overridded in child classes for more sophisticaed behavior.
    2307 		 * @param {CKEDITOR.dialog} dialog The parent dialog object.
    2308 		 * @param {String} key The key combination pressed. Since access keys
    2309 		 * are defined to always include the CTRL key, its value should always
    2310 		 * include a 'CTRL+' prefix.
    2311 		 * @example
    2312 		 */
    2313 		accessKeyDown : function( dialog, key )
    2314 		{
    2315 			this.focus();
    2316 		},
    2317
    2318 		/**
    2319 		 * The default handler for a UI element's access key up event, which
    2320 		 * does nothing.<br />
    2321 		 * Can be overridded in child classes for more sophisticated behavior.
    2322 		 * @param {CKEDITOR.dialog} dialog The parent dialog object.
    2323 		 * @param {String} key The key combination pressed. Since access keys
    2324 		 * are defined to always include the CTRL key, its value should always
    2325 		 * include a 'CTRL+' prefix.
    2326 		 * @example
    2327 		 */
    2328 		accessKeyUp : function( dialog, key )
    2329 		{
    2330 		},
    2331
    2332 		/**
    2333 		 * Disables a UI element.
    2334 		 * @example
    2335 		 */
    2336 		disable : function()
    2337 		{
    2338 			var element = this.getInputElement();
    2339 			element.setAttribute( 'disabled', 'true' );
    2340 			element.addClass( 'cke_disabled' );
    2341 		},
    2342
    2343 		/**
    2344 		 * Enables a UI element.
    2345 		 * @example
    2346 		 */
    2347 		enable : function()
    2348 		{
    2349 			var element = this.getInputElement();
    2350 			element.removeAttribute( 'disabled' );
    2351 			element.removeClass( 'cke_disabled' );
    2352 		},
    2353
    2354 		/**
    2355 		 * Determines whether an UI element is enabled or not.
    2356 		 * @returns {Boolean} Whether the UI element is enabled.
    2357 		 * @example
    2358 		 */
    2359 		isEnabled : function()
    2360 		{
    2361 			return !this.getInputElement().getAttribute( 'disabled' );
    2362 		},
    2363
    2364 		/**
    2365 		 * Determines whether an UI element is visible or not.
    2366 		 * @returns {Boolean} Whether the UI element is visible.
    2367 		 * @example
    2368 		 */
    2369 		isVisible : function()
    2370 		{
    2371 			return !!this.getInputElement().$.offsetHeight;
    2372 		},
    2373
    2374 		/**
    2375 		 * Determines whether an UI element is focus-able or not.
    2376 		 * Focus-able is defined as being both visible and enabled.
    2377 		 * @returns {Boolean} Whether the UI element can be focused.
    2378 		 * @example
    2379 		 */
    2380 		isFocusable : function()
    2381 		{
    2382 			if ( !this.isEnabled() || !this.isVisible() )
    2383 				return false;
    2384 			return true;
    2385 		}
    2386 	};
    2387
    2388 	CKEDITOR.ui.dialog.hbox.prototype = CKEDITOR.tools.extend( new CKEDITOR.ui.dialog.uiElement,
    2389 		/**
    2390 		 * @lends CKEDITOR.ui.dialog.hbox.prototype
    2391 		 */
    2392 		{
    2393 			/**
    2394 			 * Gets a child UI element inside this container.
    2395 			 * @param {Array|Number} indices An array or a single number to indicate the child's
    2396 			 * position in the container's descendant tree. Omit to get all the children in an array.
    2397 			 * @returns {Array|CKEDITOR.ui.dialog.uiElement} Array of all UI elements in the container
    2398 			 * if no argument given, or the specified UI element if indices is given.
    2399 			 * @example
    2400 			 * var checkbox = hbox.getChild( [0,1] );
    2401 			 * checkbox.setValue( true );
    2402 			 */
    2403 			getChild : function( indices )
    2404 			{
    2405 				// If no arguments, return a clone of the children array.
    2406 				if ( arguments.length < 1 )
    2407 					return this._.children.concat();
    2408
    2409 				// If indices isn't array, make it one.
    2410 				if ( !indices.splice )
    2411 					indices = [ indices ];
    2412
    2413 				// Retrieve the child element according to tree position.
    2414 				if ( indices.length < 2 )
    2415 					return this._.children[ indices[0] ];
    2416 				else
    2417 					return ( this._.children[ indices[0] ] && this._.children[ indices[0] ].getChild ) ?
    2418 						this._.children[ indices[0] ].getChild( indices.slice( 1, indices.length ) ) :
    2419 						null;
    2420 			}
    2421 		}, true );
    2422
    2423 	CKEDITOR.ui.dialog.vbox.prototype = new CKEDITOR.ui.dialog.hbox();
    2424
    2425
    2426
    2427 	(function()
    2428 	{
    2429 		var commonBuilder = {
    2430 			build : function( dialog, elementDefinition, output )
    2431 			{
    2432 				var children = elementDefinition.children,
    2433 					child,
    2434 					childHtmlList = [],
    2435 					childObjList = [];
    2436 				for ( var i = 0 ; ( i < children.length && ( child = children[i] ) ) ; i++ )
    2437 				{
    2438 					var childHtml = [];
    2439 					childHtmlList.push( childHtml );
    2440 					childObjList.push( CKEDITOR.dialog._.uiElementBuilders[ child.type ].build( dialog, child, childHtml ) );
    2441 				}
    2442 				return new CKEDITOR.ui.dialog[elementDefinition.type]( dialog, childObjList, childHtmlList, output, elementDefinition );
    2443 			}
    2444 		};
    2445
    2446 		CKEDITOR.dialog.addUIElement( 'hbox', commonBuilder );
    2447 		CKEDITOR.dialog.addUIElement( 'vbox', commonBuilder );
    2448 	})();
    2449
    2450 	/**
    2451 	 * Generic dialog command. It opens a specific dialog when executed.
    2452 	 * @constructor
    2453 	 * @augments CKEDITOR.commandDefinition
    2454 	 * @param {string} dialogName The name of the dialog to open when executing
    2455 	 *		this command.
    2456 	 * @example
    2457 	 * // Register the "link" command, which opens the "link" dialog.
    2458 	 * editor.addCommand( 'link', <b>new CKEDITOR.dialogCommand( 'link' )</b> );
    2459 	 */
    2460 	CKEDITOR.dialogCommand = function( dialogName )
    2461 	{
    2462 		this.dialogName = dialogName;
    2463 	};
    2464
    2465 	CKEDITOR.dialogCommand.prototype =
    2466 	{
    2467 		/** @ignore */
    2468 		exec : function( editor )
    2469 		{
    2470 			editor.openDialog( this.dialogName );
    2471 		},
    2472 		// Dialog commands just open a dialog ui, thus require no undo logic,
    2473 		// undo support should dedicate to specific dialog implementation.
    2474 		canUndo: false
    2475 	};
    2476
    2477 	(function()
    2478 	{
    2479 		var notEmptyRegex = /^([a]|[^a])+$/,
    2480 			integerRegex = /^\d*$/,
    2481 			numberRegex = /^\d*(?:\.\d+)?$/;
    2482
    2483 		CKEDITOR.VALIDATE_OR = 1;
    2484 		CKEDITOR.VALIDATE_AND = 2;
    2485
    2486 		CKEDITOR.dialog.validate =
    2487 		{
    2488 			functions : function()
    2489 			{
    2490 				return function()
    2491 				{
    2492 					/**
    2493 					 * It's important for validate functions to be able to accept the value
    2494 					 * as argument in addition to this.getValue(), so that it is possible to
    2495 					 * combine validate functions together to make more sophisticated
    2496 					 * validators.
    2497 					 */
    2498 					var value = this && this.getValue ? this.getValue() : arguments[0];
    2499
    2500 					var msg = undefined,
    2501 						relation = CKEDITOR.VALIDATE_AND,
    2502 						functions = [], i;
    2503
    2504 					for ( i = 0 ; i < arguments.length ; i++ )
    2505 					{
    2506 						if ( typeof( arguments[i] ) == 'function' )
    2507 							functions.push( arguments[i] );
    2508 						else
    2509 							break;
    2510 					}
    2511
    2512 					if ( i < arguments.length && typeof( arguments[i] ) == 'string' )
    2513 					{
    2514 						msg = arguments[i];
    2515 						i++;
    2516 					}
    2517
    2518 					if ( i < arguments.length && typeof( arguments[i]) == 'number' )
    2519 						relation = arguments[i];
    2520
    2521 					var passed = ( relation == CKEDITOR.VALIDATE_AND ? true : false );
    2522 					for ( i = 0 ; i < functions.length ; i++ )
    2523 					{
    2524 						if ( relation == CKEDITOR.VALIDATE_AND )
    2525 							passed = passed && functions[i]( value );
    2526 						else
    2527 							passed = passed || functions[i]( value );
    2528 					}
    2529
    2530 					if ( !passed )
    2531 					{
    2532 						if ( msg !== undefined )
    2533 							alert( msg );
    2534 						if ( this && ( this.select || this.focus ) )
    2535 							( this.select || this.focus )();
    2536 						return false;
    2537 					}
    2538
    2539 					return true;
    2540 				};
    2541 			},
    2542
    2543 			regex : function( regex, msg )
    2544 			{
    2545 				/*
    2546 				 * Can be greatly shortened by deriving from functions validator if code size
    2547 				 * turns out to be more important than performance.
    2548 				 */
    2549 				return function()
    2550 				{
    2551 					var value = this && this.getValue ? this.getValue() : arguments[0];
    2552 					if ( !regex.test( value ) )
    2553 					{
    2554 						if ( msg !== undefined )
    2555 							alert( msg );
    2556 						if ( this && ( this.select || this.focus ) )
    2557 						{
    2558 							if ( this.select )
    2559 								this.select();
    2560 							else
    2561 								this.focus();
    2562 						}
    2563 						return false;
    2564 					}
    2565 					return true;
    2566 				};
    2567 			},
    2568
    2569 			notEmpty : function( msg )
    2570 			{
    2571 				return this.regex( notEmptyRegex, msg );
    2572 			},
    2573
    2574 			integer : function( msg )
    2575 			{
    2576 				return this.regex( integerRegex, msg );
    2577 			},
    2578
    2579 			'number' : function( msg )
    2580 			{
    2581 				return this.regex( numberRegex, msg );
    2582 			},
    2583
    2584 			equals : function( value, msg )
    2585 			{
    2586 				return this.functions( function( val ){ return val == value; }, msg );
    2587 			},
    2588
    2589 			notEqual : function( value, msg )
    2590 			{
    2591 				return this.functions( function( val ){ return val != value; }, msg );
    2592 			}
    2593 		};
    2594 	})();
    2595
    2596 	// Grab the margin data from skin definition and store it away.
    2597 	CKEDITOR.skins.add = ( function()
    2598 	{
    2599 		var original = CKEDITOR.skins.add;
    2600 		return function( skinName, skinDefinition )
    2601 		{
    2602 			skinData[ skinName ] = { margins : skinDefinition.margins };
    2603 			return original.apply( this, arguments );
    2604 		};
    2605 	} )();
    2606 })();
    2607
    2608 // Extend the CKEDITOR.editor class with dialog specific functions.
    2609 CKEDITOR.tools.extend( CKEDITOR.editor.prototype,
    2610 	/** @lends CKEDITOR.editor.prototype */
    2611 	{
    2612 		/**
    2613 		 * Loads and opens a registered dialog.
    2614 		 * @param {String} dialogName The registered name of the dialog.
    2615 		 * @see CKEDITOR.dialog.add
    2616 		 * @example
    2617 		 * CKEDITOR.instances.editor1.openDialog( 'smiley' );
    2618 		 * @returns {CKEDITOR.dialog} The dialog object corresponding to the dialog displayed. null if the dialog name is not registered.
    2619 		 */
    2620 		openDialog : function( dialogName )
    2621 		{
    2622 			var dialogDefinitions = CKEDITOR.dialog._.dialogDefinitions[ dialogName ];
    2623
    2624 			// If the dialogDefinition is already loaded, open it immediately.
    2625 			if ( typeof dialogDefinitions == 'function' )
    2626 			{
    2627 				var storedDialogs = this._.storedDialogs ||
    2628 					( this._.storedDialogs = {} );
    2629
    2630 				var dialog = storedDialogs[ dialogName ] ||
    2631 					( storedDialogs[ dialogName ] = new CKEDITOR.dialog( this, dialogName ) );
    2632
    2633 				dialog.show();
    2634
    2635 				return dialog;
    2636 			}
    2637 			else if ( dialogDefinitions == 'failed' )
    2638 				throw new Error( '[CKEDITOR.dialog.openDialog] Dialog "' + dialogName + '" failed when loading definition.' );
    2639
    2640 			// Not loaded? Load the .js file first.
    2641 			var body = CKEDITOR.document.getBody(),
    2642 				cursor = body.$.style.cursor,
    2643 				me = this;
    2644
    2645 			body.setStyle( 'cursor', 'wait' );
    2646 			CKEDITOR.scriptLoader.load( CKEDITOR.getUrl( dialogDefinitions ), function()
    2647 				{
    2648 					// In case of plugin error, mark it as loading failed.
    2649 					if ( typeof CKEDITOR.dialog._.dialogDefinitions[ dialogName ] != 'function' )
    2650 							CKEDITOR.dialog._.dialogDefinitions[ dialogName ] =  'failed';
    2651 					me.openDialog( dialogName );
    2652 					body.setStyle( 'cursor', cursor );
    2653 				} );
    2654
    2655 			return null;
    2656 		}
    2657 	});
    2658
    2659 // Dialog related configurations.
    2660
    2661 /**
    2662  * The color of the dialog background cover. It should be a valid CSS color
    2663  * string.
    2664  * @type String
    2665  * @default white
    2666  * @example
    2667  * config.dialog_backgroundCoverColor = 'rgb(255, 254, 253)';
    2668  */
    2669 CKEDITOR.config.dialog_backgroundCoverColor = 'white';
    2670
    2671 /**
    2672  * The opacity of the dialog background cover. It should be a number within the
    2673  * range [0.0, 1.0].
    2674  * @type Number
    2675  * @default 0.5
    2676  * @example
    2677  * config.dialog_backgroundCoverOpacity = 0.7;
    2678  */
    2679 CKEDITOR.config.dialog_backgroundCoverOpacity = 0.5;
    2680
    2681 /**
    2682  * The distance of magnetic borders used in moving and resizing dialogs,
    2683  * measured in pixels.
    2684  * @type Number
    2685  * @default 20
    2686  * @example
    2687  * config.dialog_magnetDistance = 30;
    2688  */
    2689 CKEDITOR.config.dialog_magnetDistance = 20;
    2690