| // Copyright 2019 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_PUBLIC_CPP_DESKS_HELPER_H_ |
| #define ASH_PUBLIC_CPP_DESKS_HELPER_H_ |
| |
| #include <string> |
| |
| #include "ash/public/cpp/ash_public_export.h" |
| #include "base/macros.h" |
| #include "base/strings/string16.h" |
| |
| namespace aura { |
| class Window; |
| } // namespace aura |
| |
| namespace ash { |
| |
| // Interface for an ash client (e.g. Chrome) to interact with the Virtual Desks |
| // feature. |
| class ASH_PUBLIC_EXPORT DesksHelper { |
| public: |
| static DesksHelper* Get(); |
| |
| // Returns true if |window| exists on the currently active desk. |
| virtual bool BelongsToActiveDesk(aura::Window* window) = 0; |
| |
| // Returns the active desk's index. |
| virtual int GetActiveDeskIndex() const = 0; |
| |
| // Returns the names of the desk at |index|. If |index| is out-of-bounds, |
| // return empty string. |
| virtual std::u16string GetDeskName(int index) const = 0; |
| |
| // Returns the number of desks. |
| virtual int GetNumberOfDesks() const = 0; |
| |
| // Sends |window| to desk at |desk_index|. Does nothing if the desk at |
| // |desk_index| is the active desk. |desk_index| must be valid. |
| virtual void SendToDeskAtIndex(aura::Window* window, int desk_index) = 0; |
| |
| protected: |
| DesksHelper(); |
| virtual ~DesksHelper(); |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(DesksHelper); |
| }; |
| |
| } // namespace ash |
| |
| #endif // ASH_PUBLIC_CPP_DESKS_HELPER_H_ |