/// <summary>
/// Unenrol a Applicant from a ForceService
/// </summary>
public void UnenrolApplicant()
{
// Get selected Applicant and ForceService
ForceService forceService = (ForceService)cboForceServices.SelectedItem;
Applicant applicant = (Applicant)cboApplicants.SelectedItem;
try
{
DialogResult dr = MessageBox.Show("Unenrol " + applicant.RegNo + " from " + forceService.FSNo + "?", "Enrol",
MessageBoxButtons.YesNo, MessageBoxIcon.Warning);
if (dr == DialogResult.Yes)
{
// Unenrol the Applicant from this ForceService program
forceService.Unenrol(applicant);
MessageBox.Show("Succcesful unenrolment");
txtDisplay.Clear();
//txtDisplay.Text = applicant.Display();
//txtDisplay.Text = forceService.Display();
}
}
// catch exceptions if applicant not enrolled or already passed exam for ForceService
catch (NotEnrolledException ne)
{
MessageBox.Show(ne.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
catch (AlreadyPassedException ap)
{
MessageBox.Show(ap.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
