public string Luu() { var kq = ""; NhuEpKim nhuEpKim = new NhuEpKim(); nhuEpKim.ID = View.ID; nhuEpKim.Ten = View.Ten; nhuEpKim.DienGiai = View.DienGiai; nhuEpKim.MaNhaCungCap = View.MaNhaCungCap; nhuEpKim.TenNhaCungCap = View.TenNhaCungCap; nhuEpKim.GiaMuaCm2 = View.GiaMuaCm2; nhuEpKim.IDEPKIM = View.IdEpKim; nhuEpKim.ThuTu = View.ThuTu; switch (View.TinhTrangForm) { case FormStateS.Edit: kq = NhuEpKim.Sua(nhuEpKim); break; case FormStateS.New: kq = NhuEpKim.Them(nhuEpKim); break; } return(kq); }