private void addcourse_Click(object sender, EventArgs e) { coursestoadd.Add(courselist.SelectedItem.ToString()); if (courselist2.SelectedItem != null) { coursestoadd.Add(courselist2.SelectedItem.ToString()); if (courselist3.SelectedItem != null) { coursestoadd.Add(courselist3.SelectedItem.ToString()); } else { coursestoadd.Add(null); } } else { coursestoadd.Add(null); coursestoadd.Add(null); } bool success = false; success = newcon.update_teacher_courses(teacher.getun(), coursestoadd); if (success) { this.Close(); } else { MessageBox.Show("faild"); } }
private void addcourse_Click(object sender, EventArgs e) { person.teaching_courses.Add(courselist.SelectedItem.ToString()); while (person.teaching_courses.Count <= 3) { person.teaching_courses.Add(null); } bool success = false; success = newcon.update_teacher_courses(person.getun(), person.teaching_courses); if (!success) { MessageBox.Show("faild"); } else { MessageBox.Show("successss"); } }