try { engine = DataEngine.newDataEngine( DataEngineContext.newInstance( DataEngineContext.DIRECT_PRESENTATION, null, null, null ) ); } catch ( BirtException e ) { ExceptionHandler.handle( e ); return false; }
	protected boolean initDialog( )	{		dataSetChooser.setItems( ChoiceSetFactory.getDataSets( ) );		dataSetChooser.select( 0 );		currentDataSetName = dataSetChooser.getText( );		refreshColumns( );		return true;	}