OLD | NEW |
| (Empty) |
1 // Copyright 2014 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 ATHENA_INPUT_POWER_BUTTON_CONTROLLER_H_ | |
6 #define ATHENA_INPUT_POWER_BUTTON_CONTROLLER_H_ | |
7 | |
8 #include "athena/input/public/accelerator_manager.h" | |
9 #include "athena/input/public/input_manager.h" | |
10 #include "base/observer_list.h" | |
11 #include "base/timer/timer.h" | |
12 #include "chromeos/dbus/power_manager_client.h" | |
13 | |
14 namespace athena { | |
15 | |
16 class PowerButtonController : public chromeos::PowerManagerClient::Observer, | |
17 public AcceleratorHandler { | |
18 public: | |
19 PowerButtonController(); | |
20 ~PowerButtonController() override; | |
21 | |
22 void AddPowerButtonObserver(PowerButtonObserver* observer); | |
23 void RemovePowerButtonObserver(PowerButtonObserver* observer); | |
24 | |
25 void InstallAccelerators(); | |
26 | |
27 // A timer callabck to notify the long press event. | |
28 int SetPowerButtonTimeoutMsForTest(int timeout); | |
29 | |
30 private: | |
31 // chromeos::PowerManagerClient::Observer: | |
32 virtual void BrightnessChanged(int level, bool user_initiated) override; | |
33 virtual void PowerButtonEventReceived( | |
34 bool down, | |
35 const base::TimeTicks& timestamp) override; | |
36 | |
37 // AcceleratorHandler: | |
38 virtual bool IsCommandEnabled(int command_id) const override; | |
39 virtual bool OnAcceleratorFired(int command_id, | |
40 const ui::Accelerator& accelerator) override; | |
41 | |
42 void NotifyLongPress(); | |
43 | |
44 int power_button_timeout_ms_; | |
45 ObserverList<PowerButtonObserver> observers_; | |
46 // The last time at which the screen brightness was 0%. | |
47 base::TimeTicks zero_brightness_end_time_; | |
48 bool brightness_is_zero_; | |
49 base::OneShotTimer<PowerButtonController> timer_; | |
50 | |
51 DISALLOW_COPY_AND_ASSIGN(PowerButtonController); | |
52 }; | |
53 | |
54 } // namespace athena | |
55 | |
56 #endif // ATHENA_INPUT_POWER_BUTTON_CONTROLLER_H_ | |
OLD | NEW |