public void huy_HoaDon() { ListMatHang.Clear(); TongTien = ""; MaHD = ""; temp_MH_Mua = ListMatHang; }
public void search() { ListMatHang.Clear(); ObservableCollection <MATHANG> list_mh = new ObservableCollection <MATHANG>(DataProvider.Ins.DB.MATHANGs); int stt = 1; foreach (var mh in list_mh) { if (duyet_MatHang(mh, txtMaMH, txtTenMH)) { ListMatHangKho mh_kho = new ListMatHangKho(stt + "", mh.MaMH, mh.TenMH, get_TonKho(mh.MaMH)); ListMatHang.Add(mh_kho); stt++; } } }