dataSetsCombo.select( 0 ); dataSet = getDataSet( dataSetsCombo.getText( ) );
singleDataSet.setSelection( true );
	protected boolean initDialog( )	{		dataSet = inputParameterGroup.getDataSet( );		if ( dataSet != null )		{			dataSetsCombo.setText( "" + dataSet.getName( ) ); //$NON-NLS-1$		}		else		{			dataSetsCombo.select( 0 );			dataSet = getDataSet( dataSetsCombo.getText( ) );		}		cascadingNameEditor.setText( inputParameterGroup.getName( ) );		valueTable.setInput( inputParameterGroup );		refreshParameterProperties( );		updateButtons( );		return true;	}