protected override void DoubleClickInstance()
{
if (HangHoa != null && dgvChiTiet.CurrentRow != null)
{
frmChungTuXuat_ChiTietHangHoa frm = new frmChungTuXuat_ChiTietHangHoa(this, HangHoa, liChiTiet);
if (frm.ShowDialog() == DialogResult.OK)
{
XuatTraNccBusiness.MergeChiTietHangHoa(frm.liChiTiet);
}
}
}