private void simpleButton1_Click(object sender, EventArgs e) { try { //FrmAddContactToDocument frm = new FrmAddContactToDocument(ExtractCustomerList()); //if (frm.ShowDialog() == DialogResult.OK) //{ // ReloadCustomerList(frm.Customers); // StartChangeOperation(); //} FormCheckin cc = new FormCheckin(); if (cc.ShowDialog() == DialogResult.OK) { if (cc.Checkin != null) { Assignment ass = _apt.GetSourceObject(_control.Storage) as Assignment; ass.AddCheckins(cc.Checkin); lstcont.Items.Add(cc.Checkin); lstcont.SelectedIndex = lstcont.Items.Count - 1; LoadPicture(ass); } } cc.Dispose(); } catch (Exception ex) { ErrorHandler.Show(ex); } }