This method should only be used by framework developers.
| protected saveStateRecursive ( $needViewState = true ) : array | ||
| return | array | the collection of the control state (including its children's state). |
/**
* Saves all control state (viewstate and controlstate) as a collection.
* This method overrides the parent implementation by saving state
* into cache if needed.
* This method should only be used by framework developers.
* @param boolean whether the viewstate should be saved
* @return array the collection of the control state (including its children's state).
*/
protected function &saveStateRecursive($needViewState = true)
{
if ($this->_dataCached) {
return $this->_state;
} else {
$st = parent::saveStateRecursive($needViewState);
// serialization is needed to avoid undefined classes when loading state
$this->_state = serialize($st);
return $this->_state;
}
}
