Prado\Data\ActiveRecord\Scaffold\TScaffoldListView::onPreRender PHP Метод

    public function onPreRender($param)
    {
        parent::onPreRender($param);
        if (!$this->getPage()->getIsPostBack() || $this->getViewState('CurrentClass') != $this->getRecordClass()) {
            $this->initializeSort();
            $this->setViewState('CurrentClass', $this->getRecordClass());
        }
        $this->loadRecordData();
    }