/* * Copyright (c) 2020, Andreas Kling <kling@serenityos.org> * * SPDX-License-Identifier: BSD-2-Clause */ #pragma once #include <AK/Forward.h> #include <LibGUI/Forward.h> namespace GUI { class DisplayLink { public: static i32 register_callback(Function<void(i32)>); static bool unregister_callback(i32 callback_id); static void notify(Badge<WindowServerConnection>); }; }