| // Copyright 2015 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef ASH_MUS_SHADOW_CONTROLLER_H_ |
| #define ASH_MUS_SHADOW_CONTROLLER_H_ |
| |
| #include "base/macros.h" |
| #include "components/mus/public/cpp/window_observer.h" |
| #include "components/mus/public/cpp/window_tree_client_observer.h" |
| |
| namespace mus { |
| class WindowTreeClient; |
| } |
| |
| namespace ash { |
| namespace mus { |
| |
| class ShadowController : public ::mus::WindowTreeClientObserver, |
| public ::mus::WindowObserver { |
| public: |
| explicit ShadowController(::mus::WindowTreeClient* window_tree); |
| ~ShadowController() override; |
| |
| private: |
| void SetActiveWindow(::mus::Window* window); |
| |
| // mus::WindowTreeClientObserver: |
| void OnWindowTreeFocusChanged(::mus::Window* gained_focus, |
| ::mus::Window* lost_focus) override; |
| |
| // mus::WindowObserver: |
| void OnWindowDestroying(::mus::Window* window) override; |
| |
| ::mus::WindowTreeClient* window_tree_; |
| ::mus::Window* active_window_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ShadowController); |
| }; |
| |
| } // namespace mus |
| } // namespace ash |
| |
| #endif // ASH_MUS_SHADOW_CONTROLLER_H_ |