libgfaipc/Test/qmlApp/main.cpp

#include <QGuiApplication>
#include <QQmlApplicationEngine>
#include "qappctrl.h"

#define _APP_ID					GFA_APPCTRL_CTRLMSG_USER_01
#define _APP_NAME				"qmlApp"
#define _TIMER_INT				50

int main(int argc, char *argv[])
{
    int nRet = -1;
	QGfaAppCtrl appCtrl;
    QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
    QGuiApplication app(argc, argv);
    QQmlApplicationEngine engine;
    const QUrl url(QStringLiteral("qrc:/main.qml"));

    if(appCtrl.Create(_APP_ID, _APP_NAME, _TIMER_INT))
    {
		appCtrl.SubscribeStateEvents(GFA_APPCTRL_APPID_ALL_GFA);
		appCtrl.SetState(GIAS_Initializing);

	    QObject::connect(&engine, &QQmlApplicationEngine::objectCreated,
	                     &app, [url, &appCtrl](QObject *obj, const QUrl &objUrl) {
							if (!obj && url == objUrl)
							{
								appCtrl.SetState(GIAS_Terminating);
								appCtrl.Release();
					            QCoreApplication::exit(-1);
							}
	    }, Qt::QueuedConnection);

		appCtrl.RegisterQmlTypes(engine, 1, 0);
	    engine.load(url);

		appCtrl.SetState(GIAS_Running);

	    nRet = app.exec();

		appCtrl.SetState(GIAS_Terminating);
	}

    return nRet;
}