public void TaoMaDinhDanh()
{
string gt = GioiTinh();
string year = dt_NgaySinh.Value.Year.ToString();
txtMaDinhDanh1.Text = TrinhTaoMa.TangMa12Kytu(gt, year);
}
private void tbmadinhdanh_Enter(object sender, EventArgs e)
{
string gioiTinh = rdNam.Checked ? "nam" : "nu";
try
{
tbmadinhdanh.Text = string.IsNullOrEmpty(tbmadinhdanh.Text) ?TrinhTaoMa.TangMa12Kytu(gioiTinh, dtpNgaySinh.Value.Year.ToString()): tbmadinhdanh.Text;
tbmadinhdanh.SelectAll();
//tbmadinhdanh.SelectionStart = 0;
//tbmadinhdanh.SelectionLength = tbmadinhdanh.Text.Length;
}
catch (Exception ex)
{
MessageBox.Show(this, ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}