minor improve quick demo

Zhao Yuhang

2023-12-18 44fee9aa1e3087635d1394612c6f6ceab44ba7b0

 src/core/contexts/qtwindowcontext_p.h

@@ -15,7 +15,10 @@
        void virtual_hook(int id, void *data) override;

    protected:
        bool winIdChanged() override;
        void winIdChanged(QWindow *oldWindow) override;

    protected:
        std::unique_ptr<QObject> qtWindowEventFilter;
    };

}