port WIP system menu

Zhao Yuhang

2023-12-08 230896e7dae9e97e3363947e72e70cca1f89911d

 examples/shared/widgetframe/windowbar.h

@@ -62,7 +62,7 @@
    protected:
        WindowBar(WindowBarPrivate &d, QWidget *parent = nullptr);

        QScopedPointer<WindowBarPrivate> d_ptr;
        const std::unique_ptr<WindowBarPrivate> d_ptr;
    };

}