private void btnluu_Click(object sender, EventArgs e)
{
db_HoaDon hd = new db_HoaDon
{
MaHD = txtmhd.Text,
MaKH = int.Parse(cmbtkh.SelectedValue.ToString()),
MaNV = 1,
NgayBan = dtpnd.Value
};
db.db_HoaDons.InsertOnSubmit(hd);
db.SubmitChanges();
lblmhd.Text = txtmhd.Text;
}
private void detach_db_HoaDons(db_HoaDon entity)
{
this.SendPropertyChanging();
entity.db_KhachHang = null;
}
partial void Deletedb_HoaDon(db_HoaDon instance);
partial void Updatedb_HoaDon(db_HoaDon instance);
partial void Insertdb_HoaDon(db_HoaDon instance);
private void attach_db_HoaDons(db_HoaDon entity)
{
this.SendPropertyChanging();
entity.db_User = this;
}