|
public getCallbackEventTarget ( ) : |
||
| return | the control responsible for the current callback event, null if nonexistent | |
public function getCallbackEventTarget()
{
if ($this->_callbackEventTarget === null) {
$eventTarget = $this->getRequest()->itemAt(TPage::FIELD_CALLBACK_TARGET);
if (!empty($eventTarget)) {
$this->_callbackEventTarget = $this->getPage()->findControl($eventTarget);
}
}
return $this->_callbackEventTarget;
}