private void btnAddNew_Click(object sender, EventArgs e) { Form addNew = new frmAddNewStudent(); addNew.ShowDialog(); listBoxStudents.Items.Clear(); AddToListbox(); }
private void btnAdd_Click(object sender, EventArgs e) { frmAddNewStudent addNewForm = new frmAddNewStudent(); DialogResult selectedButton = addNewForm.ShowDialog(); //coming back from Add New Student Form if (selectedButton == DialogResult.OK && addNewForm.Tag != "") { //add new data to stringList listStudentScores.Add(addNewForm.Tag.ToString()); lstStudentData.Items.Clear(); foreach (string student in listStudentScores) { lstStudentData.Items.Add(student); } //load stringList into Listbox with a for each loop } }