public void Init(string savedLatestChoiceFileName) { latestChociedStop = new StoppingPlaces(savedLatestChoiceFileName == null ? null : savedLatestChoiceFileName + ".xml"); // Get saved last choiced stop (choiced in dropdown) var items = latestChociedStop.Load(_filesystem); if (items != null && items.Count == 1) { Trigger("savedLatstChoicedStop", items); } }