| // Copyright 2017 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef ASH_HOST_ASH_WINDOW_TREE_HOST_DELEGATE_H_ |
| #define ASH_HOST_ASH_WINDOW_TREE_HOST_DELEGATE_H_ |
| |
| #include <stdint.h> |
| |
| #include "ash/ash_export.h" |
| |
| namespace aura { |
| class WindowTreeHost; |
| } // namespace aura |
| |
| namespace display { |
| class Display; |
| } // namespace display |
| |
| namespace ash { |
| |
| // A delegate for the window tree host. |
| class ASH_EXPORT AshWindowTreeHostDelegate { |
| public: |
| AshWindowTreeHostDelegate() = default; |
| |
| AshWindowTreeHostDelegate(const AshWindowTreeHostDelegate&) = delete; |
| AshWindowTreeHostDelegate& operator=(const AshWindowTreeHostDelegate&) = |
| delete; |
| |
| virtual ~AshWindowTreeHostDelegate() = default; |
| |
| // Returns a pointer to the display with |display_id| if found, or nullptr if |
| // not found. |
| virtual const display::Display* GetDisplayById(int64_t display_id) const = 0; |
| |
| // Sets the current window tree host that is the source of events which will |
| // be forwarded by the unified mode event targeter to the unified host. |
| virtual void SetCurrentEventTargeterSourceHost( |
| aura::WindowTreeHost* targeter_src_host) = 0; |
| }; |
| |
| } // namespace ash |
| |
| #endif // ASH_HOST_ASH_WINDOW_TREE_HOST_DELEGATE_H_ |