update demo code

Zhao Yuhang

2024-09-15 f645ae48cda10b80ffe9d83ba9487671c7f535c0

 src/core/contexts/qtwindowcontext_p.h

@@ -28,7 +28,7 @@
        void virtual_hook(int id, void *data) override;

    protected:
        void winIdChanged() override;
        void winIdChanged(WId winId, WId oldWinId) override;

    protected:
        std::unique_ptr<SharedEventFilter> qtWindowEventFilter;