//Hiennv public void LoadListServices_ByIndexSubServices(PaymentHallsEN aPaymentHallsEN, int IndexSubServices) { try { this.aListServices.Clear(); this.aListServices = aPaymentHallsEN.GetListServicesHallsEN().Where(r => r.IndexSubServices == IndexSubServices).OrderBy(r => r.SkuHall).ToList(); dgvServices.DataSource = this.aListServices; dgvServices.RefreshDataSource(); } catch (Exception ex) { MessageBox.Show("frmTsk_SplitBillHalls_Step2.LoadListServices_ByIndexSubServices\n" + ex.ToString(), "Lỗi", MessageBoxButtons.OK, MessageBoxIcon.Error); } }