Prado\Web\UI\ActiveControls\TActiveListBox::onPreRender PHP Метод

Updates the client-side options if the item list has changed after the OnLoad event.

public onPreRender ( $param )

    public function onPreRender($param)
    {
        parent::onPreRender($param);
        $this->getAdapter()->updateListItems();
    }

TActiveListBox