#include <QGuiApplication>

#include <QQmlApplicationEngine>

int main(int argc, char *argv[])

{

    QGuiApplication app(argc, argv);

    QQmlApplicationEngine engine;

    const QUrl url(u"qrc:/map_templates_tool/main.qml"_qs);

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

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

        if (!obj && url == objUrl)

            QCoreApplication::exit(-1);

    }, Qt::QueuedConnection);

    engine.load(url);

    return app.exec();

}