private void LichSu_FocusedRowChanged(object sender, DevExpress.XtraGrid.Views.Base.FocusedRowChangedEventArgs e)
{
try
{
id_ = int.Parse(LichSu.GetFocusedRowCellValue("id").ToString());
tk = LichSu.GetFocusedRowCellValue("Nguoi_Lam").ToString(); Console.WriteLine("machude" + machude);
machude = int.Parse(LichSu.GetFocusedRowCellValue("Ma_DeThi").ToString());
labelControl2.Text = LichSu.GetFocusedRowCellValue("Thoi_Gian").ToString();
btXoa.Enabled = true;
}
catch (Exception)
{
}
}
