docs: public BaseField setupField(int iFieldSeq)
      {
          BaseField field = null;
          if (iFieldSeq == 0)
              field = new StringField(this, CURRENT_MENU, 30, null, null);
          if (iFieldSeq == 1)
              field = new StringField(this, MENU_TITLE, 255, null, null);
          if (iFieldSeq == 2)
              field = new StringField(this, MENU_FILTER, 255, null, null);
          if (iFieldSeq == 3)
              field = new StringField(this, MENU_HISTORY, 255, null, null);
          if (iFieldSeq == 4)
              field = new MenuVariables_MenuFormat(this, MENU_FORMAT, Constants.DEFAULT_FIELD_LENGTH, null, null);
          if (field == null)
              field = super.setupField(iFieldSeq);
          return field;
      }