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| 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 UI_VIEWS_COREWM_WINDOW_UTIL_H_ | |
| 6 #define UI_VIEWS_COREWM_WINDOW_UTIL_H_ | |
| 7 | |
| 8 #include <vector> | |
| 9 | |
| 10 #include "base/basictypes.h" | |
| 11 #include "base/compiler_specific.h" | |
| 12 #include "base/memory/scoped_ptr.h" | |
| 13 #include "ui/views/views_export.h" | |
| 14 | |
| 15 namespace aura { | |
| 16 class Window; | |
| 17 } | |
| 18 | |
| 19 namespace ui { | |
| 20 class Layer; | |
| 21 class LayerOwner; | |
| 22 class LayerTreeOwner; | |
| 23 } | |
| 24 | |
| 25 namespace views { | |
| 26 namespace corewm { | |
| 27 | |
| 28 VIEWS_EXPORT void ActivateWindow(aura::Window* window); | |
| 29 VIEWS_EXPORT void DeactivateWindow(aura::Window* window); | |
| 30 VIEWS_EXPORT bool IsActiveWindow(aura::Window* window); | |
| 31 VIEWS_EXPORT bool CanActivateWindow(aura::Window* window); | |
| 32 | |
| 33 // Retrieves the activatable window for |window|. The ActivationClient makes | |
| 34 // this determination. | |
| 35 VIEWS_EXPORT aura::Window* GetActivatableWindow(aura::Window* window); | |
| 36 | |
| 37 // Retrieves the toplevel window for |window|. The ActivationClient makes this | |
| 38 // determination. | |
| 39 VIEWS_EXPORT aura::Window* GetToplevelWindow(aura::Window* window); | |
| 40 | |
| 41 // Returns the existing Layer for |root| (and all its descendants) and creates | |
| 42 // a new layer for |root| and all its descendants. This is intended for | |
| 43 // animations that want to animate between the existing visuals and a new state. | |
| 44 // | |
| 45 // As a result of this |root| has freshly created layers, meaning the layers | |
| 46 // have not yet been painted to. | |
| 47 VIEWS_EXPORT scoped_ptr<ui::LayerTreeOwner> RecreateLayers( | |
| 48 ui::LayerOwner* root); | |
| 49 | |
| 50 // Convenience functions that get the TransientWindowManager for the window and | |
| 51 // redirect appropriately. These are preferable to calling functions on | |
| 52 // TransientWindowManager as they handle the appropriate NULL checks. | |
| 53 VIEWS_EXPORT aura::Window* GetTransientParent(aura::Window* window); | |
| 54 VIEWS_EXPORT const aura::Window* GetTransientParent(const aura::Window* window); | |
| 55 VIEWS_EXPORT const std::vector<aura::Window*>& GetTransientChildren( | |
| 56 const aura::Window* window); | |
| 57 VIEWS_EXPORT void AddTransientChild(aura::Window* parent, aura::Window* child); | |
| 58 VIEWS_EXPORT void RemoveTransientChild(aura::Window* parent, | |
| 59 aura::Window* child); | |
| 60 | |
| 61 // Returns true if |window| has |ancestor| as a transient ancestor. A transient | |
| 62 // ancestor is found by following the transient parent chain of the window. | |
| 63 VIEWS_EXPORT bool HasTransientAncestor(const aura::Window* window, | |
| 64 const aura::Window* ancestor); | |
| 65 | |
| 66 } // namespace corewm | |
| 67 } // namespace views | |
| 68 | |
| 69 #endif // UI_VIEWS_COREWM_WINDOW_UTIL_H_ | |
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