private void btnthemsp_Click(object sender, EventArgs e)
{
db_ChiTietDonHang dh = new db_ChiTietDonHang
{
ThanhTien = double.Parse(txtdg.Text) * double.Parse(txtsl.Text),
MaHD = txtmhd.Text,
SoLuong = int.Parse(txtsl.Text),
MaSP = int.Parse(cbotsp.SelectedValue.ToString()),
};
_db.db_ChiTietDonHangs.InsertOnSubmit(dh);
DateTime dt = DateTime.Now;
double tt = double.Parse(txtdg.Text) * double.Parse(txtsl.Text);
addrow(cbotsp.Text, txtsl.Text, txtdg.Text, Convert.ToString(tt));
}
private void detach_db_ChiTietDonHangs(db_ChiTietDonHang entity)
{
this.SendPropertyChanging();
entity.db_HoaDon = null;
}
partial void Deletedb_ChiTietDonHang(db_ChiTietDonHang instance);
partial void Updatedb_ChiTietDonHang(db_ChiTietDonHang instance);
partial void Insertdb_ChiTietDonHang(db_ChiTietDonHang instance);
private void attach_db_ChiTietDonHangs(db_ChiTietDonHang entity)
{
this.SendPropertyChanging();
entity.db_SanPham = this;
}
