Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 1 | // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | #ifndef ASH_WM_ALWAYS_ON_TOP_CONTROLLER_H_ |
| 6 | #define ASH_WM_ALWAYS_ON_TOP_CONTROLLER_H_ |
| 7 | |
| 8 | #include "base/basictypes.h" |
| 9 | #include "base/compiler_specific.h" |
| 10 | #include "ui/aura/window_observer.h" |
| 11 | |
| 12 | namespace aura { |
| 13 | class Window; |
| 14 | } |
| 15 | |
| 16 | namespace ash { |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 17 | |
| 18 | // AlwaysOnTopController puts window into proper containers based on its |
| 19 | // 'AlwaysOnTop' property. That is, putting a window into the worskpace |
| 20 | // container if its "AlwaysOnTop" property is false. Otherwise, put it in |
| 21 | // |always_on_top_container_|. |
| 22 | class AlwaysOnTopController : public aura::WindowObserver { |
| 23 | public: |
| 24 | AlwaysOnTopController(); |
| 25 | virtual ~AlwaysOnTopController(); |
| 26 | |
| 27 | // Sets the container for always on top windows. |
| 28 | void SetAlwaysOnTopContainer(aura::Window* always_on_top_container); |
| 29 | |
| 30 | // Gets container for given |window| based on its "AlwaysOnTop" property. |
| 31 | aura::Window* GetContainer(aura::Window* window) const; |
| 32 | |
| 33 | private: |
| 34 | // Overridden from aura::WindowObserver: |
| 35 | virtual void OnWindowAdded(aura::Window* child) OVERRIDE; |
| 36 | virtual void OnWillRemoveWindow(aura::Window* child) OVERRIDE; |
| 37 | virtual void OnWindowPropertyChanged(aura::Window* window, |
| 38 | const void* key, |
| 39 | intptr_t old) OVERRIDE; |
| 40 | virtual void OnWindowDestroyed(aura::Window* window) OVERRIDE; |
| 41 | |
| 42 | aura::Window* always_on_top_container_; |
| 43 | |
| 44 | DISALLOW_COPY_AND_ASSIGN(AlwaysOnTopController); |
| 45 | }; |
| 46 | |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 47 | } // namepsace ash |
| 48 | |
| 49 | #endif // ASH_WM_ALWAYS_ON_TOP_CONTROLLER_H_ |