finish border paint code

Zhao Yuhang

2023-12-11 2df00b7e7bf5fd9c2f171449f71d1b101480f0db

 src/core/contexts/qtwindowcontext_p.h

@@ -11,6 +11,9 @@
        QtWindowContext();
        ~QtWindowContext();

        QString key() const override;
        void virtual_hook(int id, void *data) override;

    protected:
        bool setupHost() override;
    };