Revision control
++ // Copyright (C) 2015 LG Electronics Inc, author: <mikko.levonmaa@lge.com>
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
++
++ #include <QGuiApplication>
++ #include <QQmlEngine>
++ #include <QQmlFileSelector>
++ #include <QQmlContext>
++ #include <QQuickView>
++
++ #include "shmwindow.h"
++
++ class Filter : public QObject
++ {
++ Q_OBJECT
++ Q_PROPERTY(bool sync READ getSync NOTIFY syncChanged)
++
++ public:
++ Filter()
++ {
++ sync = false;
++ }
++
++ bool eventFilter(QObject *object, QEvent *event)
++ {
++ Q_UNUSED(object);
++ if (event->type() == QEvent::KeyPress) {
++ QKeyEvent *keyEvent = static_cast<QKeyEvent *>(event);
++ if (keyEvent->key() == Qt::Key_Space) {
++ toggleSync(quick);
++ toggleSync(shm);
++ }
++ }
++ return false;
++ }
++
++ void toggleSync(QWindow *w)
++ {
++ }
++
++ bool getSync() const
++ {
++ return sync;
++ }
++
++ Q_SIGNALS:
++ void syncChanged();
++
++ public:
++ QWindow *quick;
++ QWindow *shm;
++ bool sync;
++ };
++
++ int main(int argc, char* argv[])
++ {
++ QGuiApplication app(argc, argv);
++ QQuickView view;
++ view.connect(view.engine(), SIGNAL(quit()), &app, SLOT(quit()));
++ view.setResizeMode(QQuickView::SizeRootObjectToView);
++
++ Filter f;
++ view.rootContext()->setContextProperty("syncStatus", &f);
++ view.installEventFilter(&f);
++
++ view.setSource(QUrl("qrc:/main.qml"));
++ view.show();
++
++ QQuickView child(&view);
++ child.connect(child.engine(), SIGNAL(quit()), &app, SLOT(quit()));
++ child.setSource(QUrl("qrc:/child.qml"));
++ child.setResizeMode(QQuickView::SizeRootObjectToView);
++ child.setGeometry(QRect(150, 70, 100, 100));
++ child.show();
++
++ ShmWindow shm(&view);
++ shm.setGeometry(QRect(30, 30, 50, 50));
++ shm.show();
++
++ f.quick = &child;
++ f.shm = &shm;
++
++ return app.exec();
++ }
++
++ #include "main.moc"
++