public ManageViewModel() { GeneralRootMessenger = new Messenger("Általános üzenethordozók", MessengerType.root); PinnedRootMessenger = new Messenger("Rögzített üzenethordozók", MessengerType.root); User = SessionViewModel.User; Messengers = new ObservableCollection <Messenger>(); SetRootObjects(); FocusedMessenger = null; M2qttManager = new M2qttManager(); if (string.IsNullOrEmpty(ConnectionStateMessage)) { ConnectionStateMessage = M2qttManager.GetConnectionResponseMessage(); } }