protected function parsePanelFilter(PanelRowInterface $row)
    {
        foreach ($this->getFromDca('fields') as $property => $value) {
            if (isset($value['filter'])) {
                $element = new DefaultFilterElementInformation();
                $element->setPropertyName($property);
                if (!$row->hasElement($element->getName())) {
                    $row->addElement($element);
                }
            }
        }
    }