QML FullScreen with Flickable if active the app, the window will flick

#include <QApplication>
#include <QQmlApplicationEngine>

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

    QQmlApplicationEngine engine;
    engine.load(QUrl(QStringLiteral("main.qml")));
    return app.exec();
}

import QtQuick 2.4
import QtQuick.Controls 1.3
import QtQuick.Window 2.2
import QtQuick.Dialogs 1.2
Window {
    title: qsTr("Hello World")
    visible: true
    flags: Qt.Window | Qt.WindowFullscreen;
    visibility: Window.FullScreen;

    Flickable {
        width: 200; height: 200
        contentWidth: image.width; contentHeight: image.height
        Image {
            id: image;
            source: "http://att.x2.hiapk.com/forum/month_1011/101115163272b86420add2dd5d.jpg";
        }
    }
}