private void Showbill(int id)
{
lsvBill.Items.Clear();
txtTongTien.Text = "";
float tongtien = 0;
List <MenuDTO> lst = MenuDAO.GetListMenuByBillInfoID(id);
//List<BillInfoDTO> lst = BillInfoDAO.GetListBillIfnfoByIDBill(BillDAO.GetUncheckedBillIDByTableID(id));
foreach (MenuDTO item in lst)
{
ListViewItem lsvitem = new ListViewItem(item.Foodname.ToString());
lsvitem.SubItems.Add(item.Count.ToString());
lsvitem.SubItems.Add(item.Dongia.ToString());
lsvitem.SubItems.Add(item.Thanhtien.ToString());
tongtien += item.Thanhtien;
CultureInfo culture = new CultureInfo("vi-VN");
thanhtoan = tongtien;
txtTongTien.Text = tongtien.ToString("c", culture);
lsvBill.Items.Add(lsvitem);
}
}