private void BtnXemCccd_Click(object sender, EventArgs e)
{
FrmChiTietCccd frm = new FrmChiTietCccd(cccd);
frm.FormClosed += FrmCccdSua_FormClosed;
frm.Show(this);
}
private void BtnTaoCccd_Click(object sender, EventArgs e)
{
Cccd cccd = new Cccd();
congDan.Update(cccd);
FrmChiTietCccd frm = new FrmChiTietCccd(cccd);
frm.AddCccdEvent += Frm_AddCccdEvent;
frm.UpdateCccdEvent += Frm_UpdateCccdEvent;
frm.Show(this);
}