panel.setLayout(new GridLayout());
GridDataFactory.fillDefaults().grab(true, true).applyTo(panel);
GridDataFactory.fillDefaults().grab(true, true).applyTo(natTable);
gridLayer
.registerCommandHandler(new DisplayPersistenceDialogCommandHandler(
natTable));
DisplayColumnChooserCommandHandler columnChooserCommandHandler = new DisplayColumnChooserCommandHandler(
selectionLayer, columnHideShowLayer, columnHeaderLayer,
columnHeaderDataLayer, null, null);