private void gridViewChiTiet_DoubleClick(object sender, EventArgs e)
{
var chitiet = gridViewChiTiet.GetRow(gridViewChiTiet.FocusedRowHandle) as ChiTietDonHang;
if (chitiet != null)
{
var hangHoa = CRUD.DbContext.KhoHangs.Find(chitiet.HangHoaId);
FormBehavior.GeneratePopupForm(new UcChiTietHangHoa(hangHoa.TenHang, chitiet, UpdateTongTien), "Chi Tiết IMEI", this.ParentForm);
}
}