protected function setDataNavbarIndexCategory()
    {
        $data = array(
            'total' => $this->data_total,
            'view' => $this->query_filter['view'],
            'quantity' => count($this->data_products),
            'sort' => "{$this->query_filter['sort']}-{$this->query_filter['order']}"
        );

        $this->setData('navbar', $this->render('category/navbar', $data));
    }