qt-everywhere-src-5.15.1/qtquickcontrols/tests/manual/viewinqwidget/main.cpp

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** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
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** This file is part of the test suite of the Qt Toolkit.
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#include <QApplication>
#include <QHBoxLayout>
#include <QVBoxLayout>
#include <QDebug>
#include <QDesktopWidget>
#include <QGroupBox>
#include <QQmlError>
#include <QQuickView>
#include <QQuickWidget>

int main(int argc, char *argv[])
{
    QApplication app(argc, argv);

    QWidget widget;
    widget.setWindowTitle(QT_VERSION_STR);

    const QUrl source(QUrl::fromLocalFile(QLatin1String(SRCDIR) + QStringLiteral("/main.qml")));

    QHBoxLayout *hLayout = new QHBoxLayout(&widget);
    QGroupBox *groupBox = new QGroupBox("QuickWidget", &widget);
    QVBoxLayout *vLayout = new QVBoxLayout(groupBox);
    QQuickWidget *quickWidget = new QQuickWidget(groupBox);
    quickWidget->setMinimumSize(200, 200);
    vLayout->addWidget(quickWidget);
    quickWidget->setResizeMode(QQuickWidget::SizeRootObjectToView);
    quickWidget->setSource(source);
    if (quickWidget->status() == QQuickWidget::Error) {
        qWarning() << quickWidget->errors();
        return 1;
    }
    hLayout->addWidget(groupBox);

    groupBox = new QGroupBox("QQuickView/createWindowContainer", &widget);
    vLayout = new QVBoxLayout(groupBox);
    QQuickView *view = new QQuickView;
    view->setSource(source);
    if (view->status() == QQuickView::Error) {
        qWarning() << view->errors();
        return 1;
    }

    view->setResizeMode(QQuickView::SizeRootObjectToView);
    QWidget *container = QWidget::createWindowContainer(view, groupBox);
    container->setMinimumSize(200, 200);
    vLayout->addWidget(container);
    hLayout->addWidget(groupBox);

    const QRect availableGeometry = QApplication::desktop()->availableGeometry(&widget);
    widget.move(availableGeometry.center() - QPoint(widget.sizeHint().width() / 2, widget.sizeHint().height() / 2));

    widget.show();

    return app.exec();
}