/// <summary>
/// Initializes the singleton application object. This is the first line of authored code
/// executed, and as such is the logical equivalent of main() or WinMain().
/// </summary>
public App()
{
this.InitializeComponent();
this.Suspending += this.OnSuspending;
#if WINDOWS_PHONE_APP
ContinuationManager = new ContinuationManager();
#endif
}
/// <summary>
/// Invoked when application execution is being suspended. Application state is saved
/// without knowing whether the application will be terminated or resumed with the contents
/// of memory still intact.
/// </summary>
/// <param name="sender">The source of the suspend request.</param>
/// <param name="e">Details about the suspend request.</param>
private void OnSuspending(object sender, SuspendingEventArgs e)
{
var deferral = e.SuspendingOperation.GetDeferral();
#if WINDOWS_PHONE_APP
ContinuationManager.MarkAsStale();
#endif
// TODO: Save application state and stop any background activity
deferral.Complete();
}
protected override void OnActivated(IActivatedEventArgs e)
{
System.Diagnostics.Debug.WriteLine("App.OnActivated(): " + e.PreviousExecutionState.ToString());
// Check if this is a continuation
var continuationEventArgs = e as IContinuationActivatedEventArgs;
if (continuationEventArgs != null)
{
ContinuationManager.Continue(continuationEventArgs);
}
Window.Current.Activate();
}