Improve event filter handling

Sine Striker

2024-05-08 564f33e8b29a6f73050f4da3f843b942aaf0d739

 examples/mainwindow/main.cpp

@@ -33,7 +33,9 @@
    MainWindow w;
    w.show();

#if 0
    QMainWindow w2;
    w2.show();
#endif
    return a.exec();
}