public static Control showDocent() { List <SomerenModel.Docent> dl = SomerenDB.DB_GetDocent(); ListViewItem li = new ListViewItem(); ListView c = new ListView(); foreach (var item in dl) { SomerenModel.Student Docent = new SomerenModel.Student(); Docent.setNaam(item.getNaam()); li.SubItems.Add(Docent.getNaam()); li.SubItems.Add(Docent.getId().ToString()); c.Items.Add(Docent.getNaam()); c.Items.Add(li); } int aantal = dl.Count(); c.Height = 1000; return(c); }