private void BtnNew_Click(object sender, RoutedEventArgs e) { AddCdWindow addCdWindow = new AddCdWindow(); addCdWindow.ShowDialog(); _cds = Repository.GetInstance().GetAllCds(); lbxCds.ItemsSource = _cds; }
private void BtnEdit_Click(object sender, RoutedEventArgs e) { Cd selectedCd = lbxCds.SelectedItem as Cd; if (selectedCd == null) { MessageBox.Show("Sie müssen eine Cd auswählen!"); } else { AddCdWindow addCdWindow = new AddCdWindow(selectedCd); addCdWindow.ShowDialog(); } _cds = Repository.GetInstance().GetAllCds(); lbxCds.ItemsSource = _cds; }