| // 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_ROOT_WINDOW_OBSERVER_H_ |
| #define UI_AURA_ROOT_WINDOW_OBSERVER_H_ |
| |
| #include "ui/aura/aura_export.h" |
| |
| namespace gfx { |
| class Point; |
| class Size; |
| } |
| |
| namespace aura { |
| class RootWindow; |
| class Window; |
| |
| class AURA_EXPORT RootWindowObserver { |
| public: |
| // Invoked after the RootWindow is resized. |
| virtual void OnRootWindowResized(const RootWindow* root, |
| const gfx::Size& old_size) {} |
| |
| // Invoked after the RootWindow has been moved on screen. |
| virtual void OnRootWindowMoved(const RootWindow* root, |
| const gfx::Point& new_origin) {} |
| |
| // Invoked when the native windowing system sends us a request to close our |
| // window. |
| virtual void OnRootWindowHostCloseRequested(const RootWindow* root) {} |
| |
| // Invoked when the keyboard mapping has changed. |
| virtual void OnKeyboardMappingChanged(const RootWindow* root) {} |
| |
| protected: |
| virtual ~RootWindowObserver() {} |
| }; |
| |
| } // namespace aura |
| |
| #endif // UI_AURA_ROOT_WINDOW_OBSERVER_H_ |