src/designer/src/designer/main.cpp


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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0

#include "qdesigner.h"
#include <QtCore/qlibraryinfo.h>
#include <QtCore/qdir.h>
#include <QtCore/qoperatingsystemversion.h>

#include <stdlib.h>

QT_USE_NAMESPACE

static const char rhiBackEndVar[] = "QSG_RHI_BACKEND";

int main(int argc, char *argv[])
{
    // Enable the QWebEngineView, QQuickWidget plugins on Windows.
    if (QOperatingSystemVersion::currentType() == QOperatingSystemVersion::Windows
        && !qEnvironmentVariableIsSet(rhiBackEndVar)) {
        qputenv(rhiBackEndVar, "gl");
    }

    // required for QWebEngineView
    QCoreApplication::setAttribute(Qt::AA_ShareOpenGLContexts);

    QDesigner app(argc, argv);
    switch (app.parseCommandLineArguments()) {
    case QDesigner::ParseArgumentsSuccess:
        break;
    case QDesigner::ParseArgumentsError:
        return 1;
    case QDesigner::ParseArgumentsHelpRequested:
        return 0;
    }
    QGuiApplication::setQuitOnLastWindowClosed(false);

    return QApplication::exec();
}