| // Copyright 2020 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 CHROMECAST_GRAPHICS_ROUNDED_WINDOW_CORNERS_MANAGER_H_ |
| #define CHROMECAST_GRAPHICS_ROUNDED_WINDOW_CORNERS_MANAGER_H_ |
| |
| #include "ui/aura/env_observer.h" |
| #include "ui/aura/window_observer.h" |
| |
| namespace chromecast { |
| |
| class CastWindowManager; |
| class RoundedCornersObserver; |
| |
| // Manages rounded corner state, removing them when the topmost visible window |
| // is able to supply its own. |
| class RoundedWindowCornersManager : public aura::EnvObserver, |
| public aura::WindowObserver { |
| public: |
| explicit RoundedWindowCornersManager(CastWindowManager* cast_window_manager); |
| |
| RoundedWindowCornersManager(const RoundedWindowCornersManager&) = delete; |
| RoundedWindowCornersManager& operator=(const RoundedWindowCornersManager&) = |
| delete; |
| |
| ~RoundedWindowCornersManager() override; |
| |
| private: |
| void OnWindowInitialized(aura::Window* window) override; |
| |
| void OnWindowDestroying(aura::Window* window) override; |
| void OnWindowPropertyChanged(aura::Window* window, |
| const void* key, |
| intptr_t old) override; |
| |
| std::unique_ptr<RoundedCornersObserver> rounded_corners_observer_; |
| }; |
| |
| } // namespace chromecast |
| |
| #endif // CHROMECAST_GRAPHICS_ROUNDED_WINDOW_CORNERS_MANAGER_H_ |