public void setValue(AbstractMenuItemType menuItem) {
   oldValue = menuItem;
   if (menuItem != null) {
     nameTextField.setText(menuItem.getName());
     descriptionTextField.setText(menuItem.getDescription());
     iconTextField.setText(menuItem.getIcon());
     if (menuItem instanceof MenuItemType) {
       CommandType command = ((MenuItemType) menuItem).getCommand();
       commandComboBox.setSelectedItem(command.getRef());
       List<String> arguments = new ArrayList<>(command.getArgument());
       argumentTableModel = new ArgumentTableModel(arguments);
       argumentTable.setModel(argumentTableModel);
       argumentTable
           .getSelectionModel()
           .addListSelectionListener(
               new ListSelectionListener() {
                 @Override
                 public void valueChanged(ListSelectionEvent e) {
                   deleteArgumentButton.setEnabled(argumentTable.getSelectedRowCount() > 0);
                   moveArgumentDownButton.setEnabled(
                       argumentTable.getSelectedRow() < argumentTableModel.getRowCount() - 1);
                   moveArgumentUpButton.setEnabled(argumentTable.getSelectedRow() > 0);
                 }
               });
     } else {
       hideCommandComponents();
     }
   }
 }