async void OnRegisterAtCurrentLocation(object s, RoutedEventArgs e)
{
// We register a 1km fence where the user has to dwell for 30 seconds before
// we expect to get notified that they have entered/exited the fence.
await GeofenceHelper.RegisterAsync(
1000.0d,
MonitoredGeofenceStates.Entered | MonitoredGeofenceStates.Exited,
TimeSpan.FromSeconds(30));
this.UpdateStatusDependentProperties();
GeofenceHelper.AddTaskCompletedHandler(
this.BackgroundTaskCompletedHandler);
}
async void OnLoaded(object sender, Windows.UI.Xaml.RoutedEventArgs e)
{
this.DataContext = this;
await this.ReloadLogFileEntriesAsync();
this.UpdateStatusDependentProperties();
if (GeofenceHelper.IsRegistered)
{
// If we're already registered then we want to know whenever our background
// task completes so that we can update the UI.
GeofenceHelper.AddTaskCompletedHandler(this.BackgroundTaskCompletedHandler);
}
}