protected override void addSemesterButton_Click(object sender, EventArgs e)
{
//variables
int year;
TermEnums term;
int minCredits;
int maxCredits;
Semester editedSemester;
try
{
//attempt to parse text boxes
year = parseYear(yearTB.Text);
term = parseTerm(termTB.Text);
verifyCredits(minCreditsTB.Text, maxCreditsTB.Text, out minCredits, out maxCredits);
//attempt to create Semester object
editedSemester = new Semester(year, term);
editedSemester.MaxCredits = maxCredits;
editedSemester.MinCredits = minCredits;
editedSemester.IsOverloadable = overloadableCB.Checked;
//check that the semester does not already exist, if reference change
if (!editedSemester.Equals(editSemester))
{
if (semesterList.Contains(editedSemester))
{
throw new Exception("The Semester already exists!");
}
}
//replace edited semester object
semesterList.Remove(editSemester);
semesterList.Add(editedSemester);
this.Close();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}