private async Task <bool> RegisterBackgroundTask()
{
// Unregister any previous exising background task
UnregisterBackgroundTask();
_status += "Constructing task\n";
// Request access
BackgroundAccessStatus status = await BackgroundExecutionManager.RequestAccessAsync();
// If denied
if (status != BackgroundAccessStatus.AlwaysAllowed && status != BackgroundAccessStatus.AllowedSubjectToSystemPolicy)
{
return(false);
}
// Construct the background task
var builder = new BackgroundTaskBuilder();
builder.Name = BACKGROUND_ENTRY_POINT;
builder.TaskEntryPoint = BACKGROUND_ENTRY_POINT;
builder.IsNetworkRequested = true;
// Set trigger
PushNotificationTrigger trigger = new PushNotificationTrigger();
builder.SetTrigger(trigger);
// Register Background task
BackgroundTaskRegistration registration = builder.Register();
_status += "Task registered\n";
return(true);
}
private void RegisterBackgroundTask()
{
BackgroundTaskBuilder taskBuilder = new BackgroundTaskBuilder();
PushNotificationTrigger trigger = new PushNotificationTrigger();
taskBuilder.SetTrigger(trigger);
// Background tasks must live in separate DLL, and be included in the package manifest
// Also, make sure that your main application project includes a reference to this DLL
taskBuilder.TaskEntryPoint = TASK_ENTRY_POINT;
taskBuilder.Name = TASK_NAME;
try
{
BackgroundTaskRegistration task = taskBuilder.Register();
Debug.WriteLine("task registered");
task.Completed += BackgroundTaskCompleted;
}
catch (Exception ex)
{
Debug.WriteLine($"Error {ex.Message}");
//rootPage.NotifyUser("Registration error: " + ex.Message, NotifyType.ErrorMessage);
UnregisterBackgroundTask();
}
}
async private void activePush_Toggled(object sender, RoutedEventArgs e)
{
Jeedom.RequestViewModel.Instance.UpdateNotificationChannel();
BackgroundTaskBuilder taskBuilder = new BackgroundTaskBuilder();
PushNotificationTrigger trigger = new PushNotificationTrigger();
taskBuilder.SetTrigger(trigger);
// Background tasks must live in separate DLL, and be included in the package manifest
// Also, make sure that your main application project includes a reference to this DLL
taskBuilder.TaskEntryPoint = "Notification.NotificationActionBackgroundTask";
taskBuilder.Name = "NotificationBackgroundTask";
BackgroundTaskRegistration task = null;
try
{
task = taskBuilder.Register();
task.Completed += OnCompleted;
}
catch (Exception ex)
{
if (null != task)
{
task.Unregister(true);
task = null;
}
}
}
public static void Register()
{
foreach (var iter in BackgroundTaskRegistration.AllTasks)
{
IBackgroundTaskRegistration mytask = iter.Value;
if (mytask.Name == "ExampleBackgroundTask")
{
mytask.Unregister(true);
break;
}
}
var builder = new BackgroundTaskBuilder();
PushNotificationTrigger trigger = new PushNotificationTrigger();
builder.SetTrigger(trigger);
builder.Name = "ExampleBackgroundTask";
builder.TaskEntryPoint = "Usergrid.Notifications.ExampleBackgroundTask";
ExampleBackgroundTask.task = builder.Register();
task.Progress += task_Progress;
task.Completed += task_Completed;
}
private void RegistTrigger()
{
// 既に登録されているBackground Taskがある場合は登録を解除する
foreach (var iter in BackgroundTaskRegistration.AllTasks)
{
IBackgroundTaskRegistration task = iter.Value;
if (task.Name == nameof(BackgroundTaskSample))
{
task.Unregister(true);
}
}
// Triggerを設定しBackground Taskを登録する
BackgroundTaskBuilder taskBuilder = new BackgroundTaskBuilder();
PushNotificationTrigger trigger = new PushNotificationTrigger();
taskBuilder.SetTrigger(trigger);
taskBuilder.Name = nameof(BackgroundTaskSample);
taskBuilder.TaskEntryPoint = typeof(BackgroundTaskSample).FullName;
taskBuilder.Register();
}
public static IAsyncOperation <PushNotificationChannel> Run()
{
const string PushNotificationTaskName = "ToastNotifications";
var ns = new NotificationStore();
var channelTask = ns.Register();
if (GetRegisteredTask(PushNotificationTaskName) != null)
{
return(channelTask.AsAsyncOperation());
}
ObtainLockScreenAccess();
var taskBuilder = new BackgroundTaskBuilder
{
Name = PushNotificationTaskName,
TaskEntryPoint = typeof(PushBackgroundTask).FullName
};
var trigger = new PushNotificationTrigger();
taskBuilder.SetTrigger(trigger);
var internetCondition = new SystemCondition(SystemConditionType.InternetAvailable);
taskBuilder.AddCondition(internetCondition);
try
{
taskBuilder.Register();
}
catch (Exception exception)
{
}
return(channelTask.AsAsyncOperation());
}
