#include <QtQuick>
#include <QtGui>

int main(int argc, char *argv[])
{
    QGuiApplication app(argc, argv);
    QQmlApplicationEngine engine;

    QByteArray data = "import QtQuick 2.3\n"
        "import QtQuick.Window 2.2\n"
        "Window {\n"
            "visible: true\n"
            "width: 360\n"
            "height: 360\n"
            "Text {\n"
                "anchors.centerIn: parent\n"
                "text: \"Hello, world!\"\n"
            "}\n"
            "MouseArea {\n"
                 "anchors.fill: parent\n"
            "}\n"
        "}";
    engine.loadData(data);

    QQuickWindow *rootObject = qobject_cast<QQuickWindow *>(engine.rootObjects().first());
    QImage image = rootObject->grabWindow();
    image.save("window.png","PNG",90);

    return app.exec();
}