text: #include <QGuiApplication>
  #include <QQmlApplicationEngine>
  
  int main(int argc, char *argv[])
  {
    QGuiApplication app(argc, argv);
  
    QQmlApplicationEngine engine;
    engine.load(QUrl(QStringLiteral("qrc:/main.qml")));
    if (engine.rootObjects().isEmpty())
      return -1;
  
    return app.exec();
  }
  