void AppSuspending(object sender, Windows.ApplicationModel.SuspendingEventArgs args)
{
Windows.ApplicationModel.SuspendingDeferral deferral = args.SuspendingOperation.GetDeferral();
// Unadvise
Dispose(true);
deferral.Complete();
}
private async void Current_Suspending(object sender, Windows.ApplicationModel.SuspendingEventArgs e)
{
Windows.ApplicationModel.SuspendingDeferral deferral = e.SuspendingOperation.GetDeferral();
await stopCameraAsync();
deferral.Complete();
}
public PrismApplicationBase()
{
InternalInitialize();
_logger.Log("[App.Constructor()]", Category.Info, Priority.None);
CoreApplication.Exiting += (s, e) =>
{
StopArgs stopArgs = new StopArgs(StopKind.CoreApplicationExiting)
{
CoreApplicationEventArgs = e
};
OnStop(stopArgs);
OnStopAsync(stopArgs);
};
WindowService.WindowCreatedCallBacks.Add(Guid.Empty, args =>
{
WindowService.WindowCreatedCallBacks.Remove(Guid.Empty);
args.Window.Closed += (s, e) =>
{
OnStop(new StopArgs(StopKind.CoreWindowClosed)
{
CoreWindowEventArgs = e
});
OnStopAsync(new StopArgs(StopKind.CoreWindowClosed)
{
CoreWindowEventArgs = e
}).RunSynchronously();
};
SystemNavigationManagerPreview.GetForCurrentView().CloseRequested += async(s, e) =>
{
Windows.Foundation.Deferral deferral = e.GetDeferral();
try
{
OnStop(new StopArgs(StopKind.CloseRequested)
{
CloseRequestedPreviewEventArgs = e
});
await OnStopAsync(new StopArgs(StopKind.CloseRequested)
{
CloseRequestedPreviewEventArgs = e
});
}
finally
{
deferral.Complete();
}
};
});
base.Suspending += async(s, e) =>
{
new SuspensionUtilities().SetSuspendDate(DateTime.Now);
Windows.ApplicationModel.SuspendingDeferral deferral = e.SuspendingOperation.GetDeferral();
try
{
StopArgs stopArgs = new StopArgs(StopKind.Suspending)
{
SuspendingEventArgs = e
};
OnStop(stopArgs);
await OnStopAsync(stopArgs);
}
finally
{
deferral.Complete();
}
};
base.Resuming += async(s, e) =>
{
ResumeArgs resumeArgs = new ResumeArgs
{
PreviousExecutionState = ApplicationExecutionState.Suspended,
};
StartArgs startArgs = new StartArgs(resumeArgs, StartKinds.ResumeInMemory);
await InternalStartAsync(startArgs);
};
}