#include <QtGui/QGuiApplication>
#include "qtquick2applicationviewer.h"
#include <QQmlProperty>
#include <QQuickView>
#include <QObject>
#include <QtQuick>

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

    QQuickView view;
    view.setSource(QUrl::fromLocalFile("qml/interacting/main.qml"));
    view.show();
    QObject *object = view.rootObject();
    QQmlProperty(object, "width").write(500);
    QObject *rect = object->findChild<QObject*>("rect");
    if (rect)
        rect->setProperty("color", "red");
    return app.exec();
}