| // Copyright 2016 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 COMPONENTS_EXO_GAMING_SEAT_H_ |
| #define COMPONENTS_EXO_GAMING_SEAT_H_ |
| |
| #include <memory> |
| |
| #include "base/containers/flat_map.h" |
| #include "base/macros.h" |
| #include "base/memory/weak_ptr.h" |
| #include "base/sequenced_task_runner.h" |
| #include "base/synchronization/lock.h" |
| #include "components/exo/wm_helper.h" |
| #include "ui/aura/client/focus_change_observer.h" |
| #include "ui/events/ozone/gamepad/gamepad_observer.h" |
| |
| namespace exo { |
| class GamingSeatDelegate; |
| class GamepadDelegate; |
| |
| // This class represents one gaming seat. It uses /device/gamepad or |
| // ozone/gamepad as backend and notifies corresponding GamepadDelegate of any |
| // gamepad changes. |
| class GamingSeat : public aura::client::FocusChangeObserver, |
| public ui::GamepadObserver { |
| public: |
| // This class will monitor gamepad connection changes and manage gamepad |
| // returned by gaming_seat_delegate. |
| GamingSeat(GamingSeatDelegate* gaming_seat_delegate); |
| |
| ~GamingSeat() override; |
| |
| // Overridden from ui::aura::client::FocusChangeObserver: |
| void OnWindowFocused(aura::Window* gained_focus, |
| aura::Window* lost_focus) override; |
| |
| // Overridden from ui::GamepadObserver: |
| void OnGamepadDevicesUpdated() override; |
| void OnGamepadEvent(const ui::GamepadEvent& event) override; |
| |
| private: |
| // The delegate that handles gamepad_added. |
| GamingSeatDelegate* const delegate_; |
| |
| // Contains the delegate for each gamepad device. |
| base::flat_map<int, GamepadDelegate*> gamepads_; |
| |
| // The flag if a valid target for gaming seat is focused. In other words, if |
| // it's true, this class is observing gamepad events. |
| bool focused_ = false; |
| |
| DISALLOW_COPY_AND_ASSIGN(GamingSeat); |
| }; |
| |
| } // namespace exo |
| |
| #endif // COMPONENTS_EXO_GAMING_SEAT_H_ |