public function dontShowEmptyCategories()
    {
        if ($this->_blDontShowEmptyCats == null) {
            $this->_blDontShowEmptyCats = false;
            if ($dontShowEmptyCats = \OxidEsales\Eshop\Core\Registry::getConfig()->getConfigParam('blDontShowEmptyCategories')) {
                $this->_blDontShowEmptyCats = $dontShowEmptyCats;
            }
        }

        return $this->_blDontShowEmptyCats;
    }