private void btn_XacNhan_Click(object sender, EventArgs e)
{
DB_QliKSDataContext db = new DB_QliKSDataContext();
KhachHang k = new KhachHang();
k.Ten = txtb_TenKhachHang.Text;
k.SDT = txtb_SDT.Text;
k.NgaySinh = dtpk_ngaysinh.Value;
k.IDPhong = cbb_PhongDat.Text;
k.CMND = txtb_CMND.Text;
Phong p = db.Phongs.Where(o => o.ID == k.IDPhong).Select(o => o).FirstOrDefault();
p.TrangThai = "Đặt Trước";
db.KhachHangs.InsertOnSubmit(k);
db.SubmitChanges();
MessageBox.Show("Đặ Phòng Thành Công!");
}
private void detach_Phongs(Phong entity)
{
this.SendPropertyChanging();
entity.LoaiPhong = null;
}
private void attach_Phongs(Phong entity)
{
this.SendPropertyChanging();
entity.LoaiPhong = this;
}
partial void DeletePhong(Phong instance);
partial void UpdatePhong(Phong instance);
partial void InsertPhong(Phong instance);