private void barButtonItem2_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            frmNhaPhanPhoi_Add frm = new frmNhaPhanPhoi_Add(false, gridView1.GetFocusedRowCellValue("MaNPP").ToString());

            frm.Show();
        }
        private void barButtonItem1_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            frmNhaPhanPhoi_Add frm = new frmNhaPhanPhoi_Add(true, "");

            frm.Show();
        }