selectedParameter = (ScalarParameterHandle) param; refreshParameterProperties( );  updateButtons( );
if ( param instanceof ScalarParameterHandle ) { try { saveParameterProperties( ); selectedParameter = (ScalarParameterHandle) param; } catch ( SemanticException e ) { ExceptionHandler.handle( e ); valueTable.setSelection( new StructuredSelection( selectedParameter ) ); } refreshParameterProperties( ); updateButtons( ); }
			public void selectionChanged( SelectionChangedEvent event )			{				ISelection selection = event.getSelection( );				Object param = ( (StructuredSelection) selection ).getFirstElement( );				if ( param instanceof ScalarParameterHandle )				{					selectedParameter = (ScalarParameterHandle) param;					refreshParameterProperties( );					// valueTable.refresh( );					updateButtons( );				}			}