private void btnDelete_Click(object sender, EventArgs e) { string itemToDelete = ListManagement.RemoveItem(StudentsListBox); ClearTextboxes(); StudentDB.DeleteStudent(itemToDelete); }
private void btnUpdate_Click(object sender, EventArgs e) { if (Validator.IsSelected(StudentsListBox)) { Student student = new Student(StudentsListBox.SelectedItem.ToString()); Form form = new frmUpdateStudentScores(student); DialogResult button = form.ShowDialog(); if (button == DialogResult.OK) { string itemToModify = ListManagement.ChangeItem(StudentsListBox, form); StudentDB.UpdateStudent(itemToModify); } ClearTextboxes(); } }