QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling);

QGuiApplication app(argc, argv);

QQmlApplicationEngine engine;

const QUrl url(QStringLiteral("qrc:/main.qml"));

QObject::connect(&engine, &QQmlApplicationEngine::objectCreated,

&app, [url](QObject* obj, const QUrl& objUrl)

{

if (!obj && url == objUrl)

QCoreApplication::exit(-1);

}, Qt::QueuedConnection);

engine.load(url);

MainWindowVM MainWindowVM;

MainWindowVM.SetName("aaaaa");

engine.rootContext()->setContextProperty(QT_STRINGIFY(MainWindowVM), &MainWindowVM);

return app.exec();