private void frmQuyDinh_Load(object sender, EventArgs e) { gridQD.AutoGenerateColumns = false; List <QUYDINH> source = QuyDinh.SelectAll(); foreach (var i in source) { gridQD.Rows.Add(new string[] { i.MaQD, i.TenQD, i.GiaTri.ToString() }); } gridQD_Click(sender, e); }