private void Load_Danh_Sach_Phong() { DataGridDSPhong.Items.Clear(); string dsPhong = nghiep_vu.Load_DsPhong(DTO.NguoiDung.GetND().Tk, cbxDanhMucPhong.SelectedValue.ToString()); XmlDocument PhongDoc = new XmlDocument(); PhongDoc.LoadXml(dsPhong); XmlNodeList PhongList = PhongDoc.SelectNodes("/LOAIPHONG/PHONG"); foreach (XmlNode item in PhongList) { XmlElement phong = item as XmlElement; TmpPhong PhongObject = new TmpPhong(phong.GetAttribute("MAPHONG").ToString(), phong.GetAttribute("TENLOAIPHONG").ToString(), phong.GetAttribute("SONGUOITOIDA").ToString() , phong.GetAttribute("TINHTRANGPHONG").ToString()); DataGridDSPhong.Items.Add(PhongObject); } }