//text filed clear method
public void reset()
{
offered_year.Clear();
subject_code.Clear();
Subject_name.Clear();
Offered_sem.ResetText();
lec_hours.ResetText();
tute_hours.ResetText();
lab_hours.ResetText();
tute_hours.ResetText();
evaluation_hours.ResetText();
}
private void Offered_sem_Validating(object sender, CancelEventArgs e)
{
if (string.IsNullOrWhiteSpace(Offered_sem.Text))
{
e.Cancel = true;
Offered_sem.Focus();
errorProvider2.SetError(Offered_sem, "Please enter offered semester");
}
else
{
e.Cancel = false;
errorProvider2.SetError(Offered_sem, "");
}
}
