public function getPaginationString()
    {
        $this->calculate();

        if ($this->getPerPage() == 0) {
            return '';
        }

        // Add pagination menu.
        $objPagination = new \Pagination($this->calculatedTotal, $this->getPerPage(), $this->getMaxPaginationLinks());

        return $objPagination->generate("\n  ");
    }