private void LoadMoHinhData()
{
dtMoHinh = oMoHinhDaoTao.GetData();
DataTable dt = dtMoHinh.Copy();
//if (dt.AsEnumerable().Where(a => a.Field<int>("id") == -1).Count() <= 0)
//{
// DataRow dr = dt.NewRow();
// dr["ten_mo_hinh"] = "";
// dr["id"] = -1;
// dt.Rows.InsertAt(dr, 0);
//}
// comb
//comB_MoHinhDaoTao.DataSource = dt;
//comB_MoHinhDaoTao.DisplayMember = "ten_mo_hinh";
//comB_MoHinhDaoTao.ValueMember = "id";
//comB_MoHinhDaoTao.SelectedIndex = 0;
}
