Ublaboo\DataGrid\DataGrid::handleRefreshState PHP Method

    public function handleRefreshState()
    {
        $this->findSessionValues();
        $this->findDefaultFilter();
        $this->findDefaultSort();
        $this->findDefaultPerPage();
        $this->getPresenter()->payload->_datagrid_url = $this->refresh_url;
        $this->redrawControl('non-existing-snippet');
    }