private void btnThem_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
{
frmThaoTacLop frm = new frmThaoTacLop(null);
frm.ShowDialog();
Hienthi(_Query);
}
private void btnSua_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
{
if (IDmember == null)
{
MessageBox.Show("No Select!!", "Thông tin", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
frmThaoTacLop frm = new frmThaoTacLop(IDmember);
frm.ShowDialog();
Hienthi(_Query);
}