removedControl() public méthode

Only framework developers should use this method.
public removedControl ( $control )
 /**
  * Removes an item at the specified position.
  * This overrides the parent implementation by performing additional
  * cleanup work when removing a child control.
  * @param integer the index of the item to be removed.
  * @return mixed the removed item.
  */
 public function removeAt($index)
 {
     $item = parent::removeAt($index);
     if ($item instanceof TControl) {
         $this->_o->removedControl($item);
     }
     return $item;
 }