How to integrate QWidget in QML (Qt Quick 2.0)

Question

I have closed library that return QFrame. GUI of my program is developed with QML (Qt Quick 2.0). I need solution to integrate QFrame (QWidget) to QML

Note: I found

Answer 1

QGraphicsProxyWidget is intended to use with QtQuick 1. Already there is answer Qt5. Embed QWidget object in QML

Another thought - you can embed your QWidget inside QQuickItem. Or look into QtQUickControls how they are painted with QtQuick2