| // Copyright (c) 2012 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 UI_AURA_FOCUS_MANAGER_H_ |
| #define UI_AURA_FOCUS_MANAGER_H_ |
| |
| #include "base/basictypes.h" |
| #include "base/observer_list.h" |
| #include "ui/aura/aura_export.h" |
| #include "ui/aura/client/focus_client.h" |
| |
| namespace ui { |
| class Event; |
| } |
| |
| namespace aura { |
| |
| class Window; |
| |
| // An interface implemented by the Desktop to expose the focused window and |
| // allow for it to be changed. |
| class AURA_EXPORT FocusManager : public client::FocusClient { |
| public: |
| FocusManager(); |
| virtual ~FocusManager(); |
| |
| private: |
| // Overridden from client::FocusClient: |
| virtual void AddObserver(client::FocusChangeObserver* observer) OVERRIDE; |
| virtual void RemoveObserver(client::FocusChangeObserver* observer) OVERRIDE; |
| virtual void FocusWindow(Window* window) OVERRIDE; |
| virtual void ResetFocusWithinActiveWindow(Window* window) OVERRIDE; |
| virtual Window* GetFocusedWindow() OVERRIDE; |
| virtual void OnWindowHiddenInRootWindow(aura::Window* window, |
| aura::RootWindow* root_window, |
| bool destroyed) OVERRIDE; |
| |
| protected: |
| aura::Window* focused_window_; |
| |
| ObserverList<client::FocusChangeObserver> observers_; |
| |
| DISALLOW_COPY_AND_ASSIGN(FocusManager); |
| }; |
| |
| } // namespace aura |
| |
| #endif // UI_AURA_FOCUS_MANAGER_H_ |