private void lstAutocompleteAbfahrt_DoubleClick(object sender, EventArgs e)
 {
     AutocompletionUtils.AutocompletionListDoubleClick(txtAbfahrtsort, lstAutocompleteAbfahrt);
 }
 private void lstAutocompleteZiel_DoubleClick(object sender, EventArgs e)
 {
     AutocompletionUtils.AutocompletionListDoubleClick(txtZielort, lstAutocompleteZiel);
 }
 private void lstAutocompleteStation_DoubleClick(object sender, EventArgs e)
 {
     AutocompletionUtils.AutocompletionListDoubleClick(txtStation, lstAutocompleteStation);
 }