Subversion Repositories Applications.papyrus

/*
 * 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: fckstylecommand.js
 *      FCKStyleCommand Class: represents the "Style" command.
 * 
 * File Authors:
 *              Frederico Caldeira Knabben (fredck@fckeditor.net)
 */

var FCKStyleCommand = function()
{
        this.Name = 'Style' ;

        // Load the Styles defined in the XML file.
        this.StylesLoader = new FCKStylesLoader() ;
        this.StylesLoader.Load( FCKConfig.StylesXmlPath ) ;
        this.Styles = this.StylesLoader.Styles ;
}

FCKStyleCommand.prototype.Execute = function( styleName, styleComboItem )
{
        FCKUndo.SaveUndoStep() ;

        if ( styleComboItem.Selected )
                styleComboItem.Style.RemoveFromSelection() ;
        else
                styleComboItem.Style.ApplyToSelection() ;

        FCKUndo.SaveUndoStep() ;

        FCK.Focus() ;
        
        FCK.Events.FireEvent( "OnSelectionChange" ) ;
}

FCKStyleCommand.prototype.GetState = function()
{
        if ( !FCK.EditorDocument )
                return FCK_TRISTATE_DISABLED ;

        var oSelection = FCK.EditorDocument.selection ;
        
        if ( FCKSelection.GetType() == 'Control' )
        {
                var e = FCKSelection.GetSelectedElement() ;
                if ( e )
                        return this.StylesLoader.StyleGroups[ e.tagName ] ? FCK_TRISTATE_OFF : FCK_TRISTATE_DISABLED ;
        }

        return FCK_TRISTATE_OFF ;
}

FCKStyleCommand.prototype.GetActiveStyles = function()
{
        var aActiveStyles = new Array() ;
        
        if ( FCKSelection.GetType() == 'Control' )
                this._CheckStyle( FCKSelection.GetSelectedElement(), aActiveStyles, false ) ;
        else
                this._CheckStyle( FCKSelection.GetParentElement(), aActiveStyles, true ) ;
                
        return aActiveStyles ;
}

FCKStyleCommand.prototype._CheckStyle = function( element, targetArray, checkParent )
{
        if ( ! element )
                return ;

        if ( element.nodeType == 1 )
        {
                var aStyleGroup = this.StylesLoader.StyleGroups[ element.tagName ] ;
                if ( aStyleGroup )
                {
                        for ( var i = 0 ; i < aStyleGroup.length ; i++ )
                        {
                                if ( aStyleGroup[i].IsEqual( element ) )
                                        targetArray[ targetArray.length ] = aStyleGroup[i] ;
                        }               
                }
        }
        
        if ( checkParent )
                this._CheckStyle( element.parentNode, targetArray, checkParent ) ;
}