/**
* @param string caption text
*/
public function setCaption($value)
{
parent::setCaption($value);
// if it's an active control, this should not be needed.
$this->callClientFunction('setCaption', $value);
}
/**
* Ensure that the ID attribute is rendered and registers the javascript code
* for initializing the active control.
*/
protected function addAttributesToRender($writer)
{
parent::addAttributesToRender($writer);
$this->getActiveControl()->registerCallbackClientScript($this->getClientClassName(), $this->getPostBackOptions());
}
