public CalculatorWorker(Context context, WorkerParameters workerParams) : base(context, workerParams)
{
_instanceCount++;
//Worker should be able to work if the app is not alive. That why he create is own app instance if needed.
_app = App.Current ?? new App(new AndroidInitializer());
Log("In Worker Constructor");
}
private static void InvokeLifecyleEvent(PrismApplicationBase app, Action <IApplicationLifecycleAware> action)
{
if (app.MainPage != null)
{
var popupNavigation = app.Container.Resolve <IPopupNavigation>();
var appProvider = app.Container.Resolve <IApplicationProvider>();
var page = PopupUtilities.TopPage(popupNavigation, appProvider);
PageUtilities.InvokeViewAndViewModelAction(page, action);
}
}
/// <summary>
/// 通知程序初始化完成
/// </summary>
/// <param name="app"></param>
public static void PublishInitialized(this PrismApplicationBase app)
{
app.GetInstance <IEventAggregator>()?.GetEvent <PrismApplicationInitializedEvent>().Publish();
}
/// <summary>
/// Adds support for <see cref="IApplicationLifecycleAware.OnSleep" />
/// </summary>
/// <remarks>
/// Do not invoke <c>base.OnResume()</c>.
/// </remarks>
/// <param name="app">The <see cref="PrismApplicationBase" /></param>
public static void PopupPluginOnSleep(this PrismApplicationBase app)
{
InvokeLifecyleEvent(app, x => x.OnSleep());
}
