public async void Initialize(List <Protocol> protocols = null, List <Country> countries = null) { Protocols = protocols; Countries = countries; if (ProtocolsCollection == null) { ProtocolsCollection = protocols.ToObservableCollection(); } CitiesCollection = AtomHelper.GetCities().ToObservableCollection(); ChannelsCollection = AtomHelper.GetChannels().ToObservableCollection(); UseCountryConnection = true; }