Exemplo n.º 1
0
 public void onBeforeSelection(BeforeSelectionEvent<Integer> bse) {
   buttonClicked = true;
   TabBar tb = (TabBar) bse.getSource();
   cSelIdx = tb.getSelectedTab();
   int selIdx = bse.getItem();
   TabHolder th = findTab(selIdx, tb);
   if (!th.button.isUseDropdown()) {
     th.button.activate();
     bse.cancel();
   } else {
     dropdown.clearHeaderBar();
   }
 }
 public static <T> CellBeforeSelectionEvent<T> fire(
     HandlerManager manager, Context context, T item) {
   if (manager.isEventHandled(BeforeSelectionEvent.getType())) {
     CellBeforeSelectionEvent<T> event = new CellBeforeSelectionEvent<T>(context, item);
     event.setItem(item);
     if (manager != null) {
       manager.fireEvent(event);
     }
     return event;
   }
   return null;
 }