private void btnEdit_Click(object sender, System.EventArgs e)
{
if (lbCourses.SelectedIndex == -1)
{
return;
}
int position = lbCourses.SelectedIndex;
FeditCourse fedit = new FeditCourse(State.modified, lbCourses.Items, position);
fedit.Show();
}
private void btnAdd_Click(object sender, System.EventArgs e)
{
FeditCourse fedit = new FeditCourse(State.added, lbCourses.Items, 0);
fedit.Show();
}