WebRoot/fckeditor/editor/_source/commandclasses/fckindentcommands.js

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/*
 * FCKeditor - The text editor for Internet - http://www.fckeditor.net
 * Copyright (C) 2003-2010 Frederico Caldeira Knabben
 *
 * == BEGIN LICENSE ==
 *
 * Licensed under the terms of any of the following licenses at your
 * choice:
 *
 *  - GNU General Public License Version 2 or later (the "GPL")
 *    http://www.gnu.org/licenses/gpl.html
 *
 *  - GNU Lesser General Public License Version 2.1 or later (the "LGPL")
 *    http://www.gnu.org/licenses/lgpl.html
 *
 *  - Mozilla Public License Version 1.1 or later (the "MPL")
 *    http://www.mozilla.org/MPL/MPL-1.1.html
 *
 * == END LICENSE ==
 *
 * FCKIndentCommand Class: controls block indentation.
 */

var FCKIndentCommand = function( name, offset )
{
	this.Name = name ;
	this.Offset = offset ;
	this.IndentCSSProperty = FCKConfig.ContentLangDirection.IEquals( 'ltr' ) ? 'marginLeft' : 'marginRight' ;
}

FCKIndentCommand._InitIndentModeParameters = function()
{
	if ( FCKConfig.IndentClasses && FCKConfig.IndentClasses.length > 0 )
	{
		this._UseIndentClasses = true ;
		this._IndentClassMap = {} ;
		for ( var i = 0 ; i < FCKConfig.IndentClasses.length ;i++ )
			this._IndentClassMap[FCKConfig.IndentClasses[i]] = i + 1 ;
		this._ClassNameRegex = new RegExp( '(?:^|\\s+)(' + FCKConfig.IndentClasses.join( '|' ) + ')(?=$|\\s)' ) ;
	}
	else
		this._UseIndentClasses = false ;
}


FCKIndentCommand.prototype =
{
	Execute : function()
	{
		// Save an undo snapshot before doing anything.
		FCKUndo.SaveUndoStep() ;

		var range = new FCKDomRange( FCK.EditorWindow ) ;
		range.MoveToSelection() ;
		var bookmark = range.CreateBookmark() ;

		// Two cases to handle here: either we're in a list, or not.
		// If we're in a list, then the indent/outdent operations would be done on the list nodes.
		// Otherwise, apply the operation on the nearest block nodes.
		var nearestListBlock = FCKDomTools.GetCommonParentNode( range.StartNode || range.StartContainer ,
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