Revision control
++ // Copyright (C) 2018 basysKom GmbH, opensource@basyskom.com
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
++
++ #include "opcuamachinebackend.h"
++
++ #include <QFile>
++ #include <QGuiApplication>
++ #include <QQmlApplicationEngine>
++ #include <QQmlContext>
++ #include <QProcess>
++ #include <QtOpcUa>
++
++ using namespace Qt::Literals::StringLiterals;
++
++ int main(int argc, char *argv[])
++ {
++ QGuiApplication app(argc, argv);
++
++ QString serverExePath;
++ #ifdef Q_OS_WIN
++ #ifdef EXAMPLES_CMAKE_SPECIFIC_PATH
++ serverExePath = app.applicationDirPath().append("/../simulationserver/simulationserver.exe");
++ #elif defined(QT_DEBUG)
++ serverExePath = app.applicationDirPath().append("/../../simulationserver/debug/simulationserver.exe");
++ #else
++ serverExePath = app.applicationDirPath().append("/../../simulationserver/release/simulationserver.exe");
++ #endif
++ #elif defined(Q_OS_MACOS)
++ serverExePath = app.applicationDirPath().append("/../../../../simulationserver/simulationserver.app/Contents/MacOS/simulationserver");
++ #else
++ serverExePath = app.applicationDirPath().append("/../simulationserver/simulationserver");
++ #endif
++
++ if (!QFile::exists(serverExePath)) {
++ qWarning() << "Could not find server executable:" << serverExePath;
++ return EXIT_FAILURE;
++ }
++
++ QProcess serverProcess;
++
++ serverProcess.start(serverExePath);
++ if (!serverProcess.waitForStarted()) {
++ qWarning() << "Could not start server:" << serverProcess.errorString();
++ return EXIT_FAILURE;
++ }
++
++ OpcUaMachineBackend backend;
++
++ QQmlApplicationEngine engine;
++ engine.rootContext()->setContextProperty("uaBackend", &backend);
++ engine.load(QUrl(u"qrc:/main.qml"_s));
++ if (engine.rootObjects().isEmpty())
++ return EXIT_FAILURE;
++
++ const int exitCode = QCoreApplication::exec();
++ if (serverProcess.state() == QProcess::Running) {
++ #ifndef Q_OS_WIN
++ serverProcess.terminate();
++ #else
++ serverProcess.kill();
++ #endif
++ serverProcess.waitForFinished();
++ }
++ return exitCode;
++ }