if ( handle instanceof CellHandle ) { return "org.eclipse.birt.report.engine.api.script.eventhandler.ICellEventHandler"; } else if ( handle instanceof DataItemHandle ) { return "org.eclipse.birt.report.engine.api.script.eventhandler.IDataItemEventHandler"; } else if ( handle instanceof ScriptDataSourceHandle) { return "org.eclipse.birt.report.engine.api.script.eventhandler.IScriptedDataSourceEventHandler"; } else if ( handle instanceof DataSourceHandle ) { return "org.eclipse.birt.report.engine.api.script.eventhandler.IDataSourceEventHandler"; } else if ( handle instanceof ScriptDataSetHandle ) { return "org.eclipse.birt.report.engine.api.script.eventhandler.IScriptedDataSetEventHandler"; } else if ( handle instanceof DataSetHandle ) { return "org.eclipse.birt.report.engine.api.script.eventhandler.IDataSetEventHandler"; } else if ( handle instanceof TextDataHandle ) { return "org.eclipse.birt.report.engine.api.script.eventhandler.IDynamicTextEventHandler"; } else if ( handle instanceof GridHandle ) { return "org.eclipse.birt.report.engine.api.script.eventhandler.IGridEventHandler"; } else if ( handle instanceof ImageHandle ) { return "org.eclipse.birt.report.engine.api.script.eventhandler.IImageEventHandler"; } else if ( handle instanceof LabelHandle ) { return "org.eclipse.birt.report.engine.api.script.eventhandler.ILabelEventHandler"; } else if ( handle instanceof ListHandle ) { return "org.eclipse.birt.report.engine.api.script.eventhandler.IListEventHandler"; } else if ( handle instanceof ListGroupHandle ) { return "org.eclipse.birt.report.engine.api.script.eventhandler.IListGroupEventHandler"; } else if ( handle instanceof ReportDesignHandle ) { return "org.eclipse.birt.report.engine.api.script.eventhandler.IReportEventHandler"; } else if ( handle instanceof RowHandle ) { return "org.eclipse.birt.report.engine.api.script.eventhandler.IRowEventHandler"; } else if ( handle instanceof TableHandle ) { return "org.eclipse.birt.report.engine.api.script.eventhandler.ITableEventHandler"; } else if ( handle instanceof TableGroupHandle ) { return "org.eclipse.birt.report.engine.api.script.eventhandler.ITableGroupEventHandler"; } else if ( handle instanceof TextItemHandle ) { return "org.eclipse.birt.report.engine.api.script.eventhandler.ITextItemEventHandler"; }
	public static String getEventHandlerClassName( DesignElementHandle handle )	{		return null;	}