/// <summary>
        /// Invoked when the application is launched normally by the end user.  Other entry points
        /// will be used such as when the application is launched to open a specific file.
        /// </summary>
        /// <param name="e">Details about the launch request and process.</param>
        protected override void OnLaunched(LaunchActivatedEventArgs e)
        {
#if DEBUG
            if (System.Diagnostics.Debugger.IsAttached)
            {
                this.DebugSettings.EnableFrameRateCounter = true;
            }
#endif
            Window.Current.CoreWindow.VisibilityChanged += (sender, args) =>
            {
                try
                {
                    if (args.Visible)
                    {
                        _isActive = true;
                        _cancellationToken?.Cancel();
                    }
                    else
                    {
                        _isActive          = false;
                        _cancellationToken = new CancellationTokenSource();
                        Task.Run(async() =>
                        {
                            NotificationService.Run(ServiceBus.SettingsService.GetSettings());
                            while (true)
                            {
                                if (_cancellationToken != null && _cancellationToken.IsCancellationRequested)
                                {
                                    break;
                                }

                                await Task.Delay(TimeSpan.FromSeconds(NotificationService.CheckIntervalSec));
                                if (!_isActive)
                                {
                                    NotificationService.CheckServerState();
                                }
                            }
                        }, _cancellationToken.Token);
                    }
                }
                catch (Exception ex)
                {
                    //TODO: log
                }
            };

            Frame rootFrame = Window.Current.Content as Frame;

            // Do not repeat app initialization when the Window already has content,
            // just ensure that the window is active
            if (rootFrame == null)
            {
                // Create a Frame to act as the navigation context and navigate to the first page
                rootFrame = new Frame();

                rootFrame.NavigationFailed += OnNavigationFailed;

                if (e.PreviousExecutionState == ApplicationExecutionState.Terminated)
                {
                    //TODO: Load state from previously suspended application
                }

                // Place the frame in the current Window
                Window.Current.Content = rootFrame;
            }

            if (e.PrelaunchActivated == false)
            {
                if (rootFrame.Content == null)
                {
                    // When the navigation stack isn't restored navigate to the first page,
                    // configuring the new page by passing required information as a navigation
                    // parameter
                    //rootFrame.Navigate(typeof(MainPage), e.Arguments);

                    var setup = new Setup(rootFrame);
                    setup.Initialize();

                    var start = Mvx.Resolve <IMvxAppStart>();
                    start.Start();
                }

                // Set min window size
                ApplicationView.GetForCurrentView().SetPreferredMinSize(new Size(580, 480));

                // Ensure the current window is active
                Window.Current.Activate();
            }

            if (ApiInformation.IsTypePresent("Windows.UI.ViewManagement.ApplicationView"))
            {
                var titleBar = ApplicationView.GetForCurrentView().TitleBar;
                if (titleBar != null)
                {
                    var lightGrayColor = Color.FromArgb(255, 249, 249, 249);

                    titleBar.ButtonBackgroundColor = Colors.White;
                    titleBar.ButtonForegroundColor = Colors.Black;
                    titleBar.BackgroundColor       = Colors.White;
                    titleBar.ForegroundColor       = Colors.Black;
                }
            }
        }