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admin/FCKeditor/editor/_source/commandclasses/fckstylecommand.js

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+/*
+ * FCKeditor - The text editor for Internet - http://www.fckeditor.net
+ * Copyright (C) 2003-2007 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 ==
+ *
+ * FCKStyleCommand Class: represents the "Style" command.
+ */
+
+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 ) ;
+}