code: public void preSetupGrid(String strMenu)
      {
          super.preSetupGrid(strMenu);
          if (m_strMenuObjectID == null)
              this.setMenuProperty(strMenu);
          Record menu = this.getMainRecord();
          menu.setKeyArea(MenusModel.PARENT_FOLDER_ID_KEY);
          if (m_strMenuObjectID != null)
              strMenu = m_strMenuObjectID;
          StringSubFileFilter behMenu = new StringSubFileFilter(strMenu, menu.getField(MenusModel.PARENT_FOLDER_ID), null, null, null, null);
          menu.addListener(behMenu);
      }
docs: Code to display a Menu.
  @param strMenu The name of the menu to set up.