private void Main_Load(object sender, EventArgs e)
{
List <nhanvien2> list = mybus.DanhSach();
for (int i = 0; i < list.Count; i++)
{
string tenchucvu = mybus.TenChucVu(list[i].chucvu);
dataGridView1.Rows.Add(list[i].id, list[i].ma, list[i].ten, tenchucvu, list[i].ngach);
}
if (dataGridView1.Rows.Count > 0)
{
dataGridView1.Rows[0].Selected = false;
}
}