private void btnXoa_Click(object sender, EventArgs e)
{
foreach (int j in lvwHV.SelectedIndices)
{
if (xl.xoa(lvwHV.Items[j].Text))
{
hienthi();
}
else
{
MessageBox.Show("Xóa bị lỗi.");
}
break;
}
}
public bool xoaHV(string malop, string mahv)
{
try
{
CHocvien hv = timHV(malop, mahv);
if (hv != null)
{
CdmHocVien xl = new CdmHocVien();
xl.xoa(mahv);
return(true);
}
return(false);
}
catch (Exception)
{
throw;
}
}
