protected override async void OnNavigatedTo(NavigationEventArgs e) { // Reset Device List selection if (_deviceListBox != null) { _deviceListBox.SelectedIndex = -1; } if (_firstEntry) { Visibility BackgroundAccessProblemVisibility = Visibility.Collapsed; _firstEntry = false; // Don't show the background access error for now SetValue(BackgroundAccessProblemProperty, Visibility.Collapsed); // Request for background access // Make sure this is done at the end of this function, as it returns // once the first blocking call is encountered await GlobalSettings.RequestBackgroundAccessAsync(); if (!GlobalSettings.BackgroundAccessRequested) { BackgroundAccessProblemVisibility = Visibility.Visible; } SetValue(BackgroundAccessProblemProperty, BackgroundAccessProblemVisibility); // Populate the Device List off the UI thread, but don't block on it Utilities.RunFuncAsTask(PopulateLEDeviceListAsync); } }
// Navigate to Characteristic's page, once one has been chosen. private void OnCharacteristicSelectionChanged(object sender, RoutedEventArgs e) { ListBox listBox = (ListBox)sender; // Looks like we didn't actually select anything. if (listBox.SelectedIndex == -1) { return; } // Get the characteristic that we've picked. foreach (var listBoxItem in listBox.SelectedItems) { BECharacteristicVM characteristic = (BECharacteristicVM)listBoxItem; GlobalSettings.SelectedCharacteristic = characteristic.CharacteristicM; } // Go to the characteristic page. this.Frame.Navigate(typeof(CharacteristicInfo)); // Since we're navigating away from a page that may change a service, we should save // its dictionary. if (ServiceVM.ServiceM.DictionaryModelChanged) { // This is not critical and doesn't have to block execution // Make sure this is done at the end of this function, as it returns // once the first blocking call is encountered Utilities.RunFuncAsTask(GlobalSettings.ServiceDictionaryUnknown.SaveDictionaryAsync); } }
private void OnBackPressed(object sender, BackPressedEventArgs e) { if (this.Frame.CanGoBack) { DeviceVM.UnregisterVMFromModel(); this.Frame.GoBack(); e.Handled = true; // Unregister notifications off the UI thrad Utilities.RunFuncAsTask(GlobalSettings.SelectedDevice.UnregisterNotificationsAsync); } }
protected override void OnNavigatedTo(NavigationEventArgs e) { message = ""; // These must be initialized before the UI loads CharacteristicVM.Initialize(GlobalSettings.SelectedCharacteristic); ServiceVM.Initialize(GlobalSettings.SelectedCharacteristic.ServiceM); DeviceVM.Initialize(GlobalSettings.SelectedCharacteristic.ServiceM.DeviceM); // Read the characteristic value on a separate thread Utilities.RunFuncAsTask(GlobalSettings.SelectedCharacteristic.ReadValueAsync); }
// Send string to device private void writeButton_Click(object sender, RoutedEventArgs e) { // Send new text if (message == "") { return; } // Write the message on a separate thread Utilities.RunFuncAsTask( async() => await CharacteristicVM.CharacteristicM.WriteMessageAsync(message)); }
protected override void OnNavigatedTo(NavigationEventArgs e) { // Reset list choice if (_serviceListBox != null) { _serviceListBox.SelectedIndex = -1; } // These must be initialized before the UI loads DeviceVM.Initialize(GlobalSettings.SelectedDevice); ServicesVM.Initialize(GlobalSettings.SelectedDevice.ServiceModels); // Complete remaining initialization without blocking this callback Utilities.RunFuncAsTask(GlobalSettings.SelectedDevice.RegisterNotificationsAsync); }
private void OnBackPressed(object sender, BackPressedEventArgs e) { if (this.Frame.CanGoBack) { CharacteristicVM.UnregisterVMFromModel(); this.Frame.GoBack(); e.Handled = true; if (CharacteristicVM.CharacteristicM.DictionaryModelChanged) { // This is not critical and doesn't have to block execution, run on a separate thread Utilities.RunFuncAsTask(GlobalSettings.CharacteristicDictionaryUnknown.SaveDictionaryAsync); } } }
// Set up entry into page protected override void OnNavigatedTo(NavigationEventArgs e) { // Reset list choice if (_characteristicListBox != null) { _characteristicListBox.SelectedIndex = -1; } // These must be initialized before the UI loads DeviceVM.Initialize(GlobalSettings.SelectedService.DeviceM); ServiceVM.Initialize(GlobalSettings.SelectedService); Characteristics.Initialize(ServiceVM.ServiceM.CharacteristicModels); // Read all characteristic values Utilities.RunFuncAsTask(GlobalSettings.SelectedService.ReadCharacteristicsAsync); }
private void OnBackPressed(object sender, BackPressedEventArgs e) { if (this.Frame.CanGoBack) { Characteristics.Unregister(); this.Frame.GoBack(); e.Handled = true; if (ServiceVM.ServiceM.DictionaryModelChanged) { // This is not critical and doesn't have to block execution // Make sure this is done at the end of this function, as it returns // once the first blocking call is encountered Utilities.RunFuncAsTask(GlobalSettings.ServiceDictionaryUnknown.SaveDictionaryAsync); } } }
/// <summary> /// Invoked when the application is launched normally by the end user. Other entry points /// will be used when the application is launched to open a specific file, to display /// search results, and so forth. /// </summary> /// <param name="e">Details about the launch request and process.</param> protected override void OnLaunched(LaunchActivatedEventArgs e) { if (_firstLaunch) { // Initialize GlobalSettings.Initialize(); // Initialize the dictionaries on a separate thread Utilities.RunFuncAsTask(GlobalSettings.InitializeDictionariesAsync); _firstLaunch = false; } #if DEBUG if (System.Diagnostics.Debugger.IsAttached) { this.DebugSettings.EnableFrameRateCounter = true; } #endif 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(); // TODO: change this value to a cache size that is appropriate for your application rootFrame.CacheSize = 1; if (e.PreviousExecutionState == ApplicationExecutionState.Terminated) { // TODO: Load state from previously suspended application } // Place the frame in the current Window Window.Current.Content = rootFrame; } if (rootFrame.Content == null) { #if WINDOWS_PHONE_APP // Removes the turnstile navigation for startup. if (rootFrame.ContentTransitions != null) { this._transitions = new TransitionCollection(); foreach (var c in rootFrame.ContentTransitions) { this._transitions.Add(c); } } rootFrame.ContentTransitions = null; rootFrame.Navigated += this.RootFrame_FirstNavigated; #endif // When the navigation stack isn't restored navigate to the first page, // configuring the new page by passing required information as a navigation // parameter if (!rootFrame.Navigate(typeof(MainPage), e.Arguments)) { throw new Exception("Failed to create initial page"); } } // Ensure the current window is active Window.Current.Activate(); }
/// <summary> /// Invoked when application execution is being resumed. /// </summary> /// <param name="sender">The source of the suspend request.</param> /// <param name="e">Details about the suspend request.</param> private void OnResuming(object sender, object e) { // Re-register for device notifications, on a separate thread Utilities.RunFuncAsTask(GlobalSettings.RegisterAllNotificationsAsync); }
private void toastButton_Click(object sender, RoutedEventArgs e) { // Handle the registration/unregistration of a toast on a separate thread Utilities.RunFuncAsTask(CharacteristicVM.CharacteristicM.ToastClickAsync); }
private void deviceListRefreshButton_Click(object sender, RoutedEventArgs e) { Utilities.RunFuncAsTask(PopulateLEDeviceListAsync); }