int main(int argc, char *argv[])
{
    QGuiApplication app(argc, argv);

    QQmlApplicationEngine engine;

    engine.load(QUrl(QStringLiteral("qrc:/main.qml")));
    MessageManager* msg = new MessageManager();
    msg->setQmlContext(engine.rootContext());
    msg->downloadMessgaes();

    return app.exec();
}