//Hiennv
 public void LoadData(DateTime createDate)
 {
     try
     {
         List<CustomerEN> aListCustomersCurrentInRooms = new List<CustomerEN>();
         ReceptionTaskBO aReceptionTaskBO = new ReceptionTaskBO();
         List<CustomerEN> aListCustomerEN = aReceptionTaskBO.GetListCustomersCurrentInRooms_ByCreateDateBookingR(createDate);
         CustomerEN aCustomerEN;
         foreach (CustomerEN items in aListCustomerEN)
         {
             aCustomerEN = new CustomerEN();
             aCustomerEN.SetValue(items);
             if (String.IsNullOrEmpty(items.Gender) == false)
             {
                 aCustomerEN.GenderDisplay = CORE.CONSTANTS.SelectedGender(Convert.ToInt32(items.Gender)).Name;
             }
             if (String.IsNullOrEmpty(items.Nationality) == false)
             {
                 aCustomerEN.NationalityDisplay = CORE.CONSTANTS.SelectedCountry(Convert.ToString(items.Nationality)).Name;
             }
             if (items.Citizen != null)
             {
                 aCustomerEN.CitizenDisplay = CORE.CONSTANTS.SelectedCitizen(Convert.ToInt32(items.Citizen)).Name;
             }
             aCustomerEN.IDCompany = items.IDCompany;
             aCustomerEN.NameCompany = items.NameCompany;
             aCustomerEN.IDGroup = items.IDGroup;
             aCustomerEN.NameGroup = items.NameGroup;
             aCustomerEN.CodeRoom = items.CodeRoom;
             aCustomerEN.SkuRoom = items.SkuRoom;
             aListCustomersCurrentInRooms.Add(aCustomerEN);
         }
         dgvCustomers.DataSource = aListCustomersCurrentInRooms;
         dgvCustomers.RefreshDataSource();
     }
     catch (Exception ex)
     {
         MessageBox.Show("frmTsk_ListCustomersCurrentInRoom.LoadData\n" + ex.ToString(), "Lỗi", MessageBoxButtons.OK, MessageBoxIcon.Error);
     }
 }