private void bntThanhToan_Click(object sender, EventArgs e)
{
//fHoaDon XuatHoaDon = new fHoaDon();
// XuatHoaDon.ShowDialog();
BAL_HOADON hd = new BAL_HOADON();
DAL_HOADON bill = new DAL_HOADON();
BAL_BAN ban = new BAL_BAN();
BEL_BAN table = lsvBill.Tag as BEL_BAN;
ban.get_lv(lsvBill, txt_totalprice);
if (hd.Check_out(lsvBill, txt_totalprice) != -1)
{
if (MessageBox.Show("Bạn có chắc thanh toán hóa đơn cho bàn " + table.Tenban, "Thông báo", MessageBoxButtons.OKCancel) == System.Windows.Forms.DialogResult.OK)
{
bill.CheckOut(bill.GetBill(table.Soban));
ban.showBill(table.Soban);
loadban();
}
}
}