| // 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 ASH_WM_STACKING_CONTROLLER_H_ |
| #define ASH_WM_STACKING_CONTROLLER_H_ |
| |
| #include "ash/ash_export.h" |
| #include "base/basictypes.h" |
| #include "base/compiler_specific.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "ui/aura/client/window_tree_client.h" |
| |
| namespace ash { |
| class AlwaysOnTopController; |
| |
| class ASH_EXPORT StackingController : public aura::client::WindowTreeClient { |
| public: |
| StackingController(); |
| ~StackingController() override; |
| |
| // Overridden from aura::client::WindowTreeClient: |
| aura::Window* GetDefaultParent(aura::Window* context, |
| aura::Window* window, |
| const gfx::Rect& bounds) override; |
| |
| private: |
| // Returns corresponding system modal container for a modal window. |
| // If screen lock is not active, all system modal windows are placed into the |
| // normal modal container. |
| // Otherwise those that originate from LockScreen container and above are |
| // placed in the screen lock modal container. |
| aura::Window* GetSystemModalContainer(aura::Window* root, |
| aura::Window* window) const; |
| |
| DISALLOW_COPY_AND_ASSIGN(StackingController); |
| }; |
| |
| } // namespace ash |
| |
| #endif // ASH_WM_STACKING_CONTROLLER_H_ |