source: trunk/admin/inc/FCKeditor/editor/_source/classes/fckstyledef_gecko.js@ 2

/*
 * FCKeditor - The text editor for internet
 * Copyright (C) 2003-2006 Frederico Caldeira Knabben
 * 
 * Licensed under the terms of the GNU Lesser General Public License:
 *              http://www.opensource.org/licenses/lgpl-license.php
 * 
 * For further information visit:
 *              http://www.fckeditor.net/
 * 
 * "Support Open Source software. What about a donation today?"
 * 
 * File Name: fckstyledef_gecko.js
 *      FCKStyleDef Class: represents a single stylke definition. (Gecko specific)
 * 
 * File Authors:
 *              Frederico Caldeira Knabben (fredck@fckeditor.net)
 */

FCKStyleDef.prototype.ApplyToSelection = function()
{
        if ( FCKSelection.GetType() == 'Text' && !this.IsObjectElement )
        {
                var oSelection = FCK.ToolbarSet.CurrentInstance.EditorWindow.getSelection() ;
                
                // Create the main element.
                var e = FCK.ToolbarSet.CurrentInstance.EditorDocument.createElement( this.Element ) ;
                
                for ( var i = 0 ; i < oSelection.rangeCount ; i++ )
                {
                        e.appendChild( oSelection.getRangeAt(i).extractContents() ) ;
                }
                
                // Set the attributes.
                this._AddAttributes( e ) ;
                
                // Remove the duplicated elements.
                this._RemoveDuplicates( e ) ;

                var oRange = oSelection.getRangeAt(0) ;         
                oRange.insertNode( e ) ;
        }
        else
        {
                var oControl = FCK.ToolbarSet.CurrentInstance.Selection.GetSelectedElement() ;
                if ( oControl.tagName == this.Element )
                        this._AddAttributes( oControl ) ;
        }
}

FCKStyleDef.prototype._AddAttributes = function( targetElement )
{
        for ( var a in this.Attributes )
        {
                switch ( a.toLowerCase() )
                {
                        case 'src' :
                                targetElement.setAttribute( '_fcksavedurl', this.Attributes[a], 0 ) ;
                        
                        default :
                                targetElement.setAttribute( a, this.Attributes[a], 0 ) ;
                }
        }
}

FCKStyleDef.prototype._RemoveDuplicates = function( parent )
{
        for ( var i = 0 ; i < parent.childNodes.length ; i++ )
        {
                var oChild = parent.childNodes[i] ;
                
                if ( oChild.nodeType != 1 )
                        continue ;
                
                this._RemoveDuplicates( oChild ) ;
                
                if ( this.IsEqual( oChild ) )
                        FCKTools.RemoveOuterTags( oChild ) ;
        }
}

FCKStyleDef.prototype.IsEqual = function( e )
{
        if ( e.tagName != this.Element )
                return false ;
        
        for ( var a in this.Attributes )
        {
                if ( e.getAttribute( a ) != this.Attributes[a] )
                        return false ;
        }
        
        return true ;
}

FCKStyleDef.prototype._RemoveMe = function( elementToCheck )
{
        if ( ! elementToCheck )
                return ;

        var oParent = elementToCheck.parentNode ;

        if ( elementToCheck.nodeType == 1 && this.IsEqual( elementToCheck ) )
        {
                if ( this.IsObjectElement )
                {
                        for ( var a in this.Attributes )
                                elementToCheck.removeAttribute( a, 0 ) ;
                        return ;
                }
                else
                        FCKTools.RemoveOuterTags( elementToCheck ) ;
        }
        
        this._RemoveMe( oParent ) ;
}