private void btnAddNew_Click(object sender, EventArgs e)
        {
            try
            {
                if (!Validate()) return;
                var toaTau = new tblToaTau()
                                 {
                                     Ma_ToaTau = txtNumber.Text.Trim(),
                                     So_VanTai_Don = txtSoVanDon.Text.Trim(),
                                     Ngay_VanTai_Don = dtpVanDon.Value,
                                     Ten_DoiTac = txtPartner.Text.Trim(),
                                     Ma_DoanhNghiep = txtCompanyCode.Text.Trim(),
                                     Ten_Hang = txtTenHang.Text.Trim(),
                                     Trong_Luong = txtTrongLuong.Text.Trim(),
                                     Don_Vi_Tinh = txtDVT.Text.Trim(),
                                     Seal_VanTai = txtSealVT.Text.Trim(),
                                     Seal_HaiQuan = txtSealHQ.Text.Trim(),
                                     Ghi_Chu = txtNote.Text.Trim()
                                 };

                _listToaTau.Add(toaTau);
                ((frmTrainImport)this.Owner.ActiveMdiChild).BindToaTau();
                MessageBox.Show("Thêm mới toa tàu thành công!");
                Reset();

            }
            catch (Exception ex)
            {
                if (GlobalInfo.IsDebug) MessageBox.Show(ex.ToString());
            }
        }
 public static int InsertToaTau(tblToaTau toaTau)
 {
     var _db = new dbEcustomEntities(Common.Decrypt(ConfigurationManager.ConnectionStrings["dbEcustomEntities"].ConnectionString, true));
     _db.Connection.Open();
     toaTau.CreatedDate = CommonFactory.GetCurrentDate();
     toaTau.BranchId = FDHelper.RgCodeOfUnit();
     _db.AddTotblToaTaus(toaTau);
     try
     {
         if (_db.Connection.State == ConnectionState.Closed) _db.Connection.Open();
         return _db.SaveChanges();
     }
     catch (Exception ex)
     {
         return -1;
     }
     finally
     {
         _db.Connection.Close();
     }
 }