Update broken references to image assets
[chromium-blink-merge.git] / chrome / browser / chromeos / power / power_button_observer.h
blobac35e6b594edc65d90f79128432162162195e08c
1 // Copyright (c) 2012 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.
5 #ifndef CHROME_BROWSER_CHROMEOS_POWER_POWER_BUTTON_OBSERVER_H_
6 #define CHROME_BROWSER_CHROMEOS_POWER_POWER_BUTTON_OBSERVER_H_
8 #include "base/basictypes.h"
9 #include "base/compiler_specific.h"
10 #include "chromeos/dbus/power_manager_client.h"
11 #include "chromeos/dbus/session_manager_client.h"
12 #include "content/public/browser/notification_observer.h"
13 #include "content/public/browser/notification_registrar.h"
15 namespace chromeos {
17 // Listens for power button, login, and screen lock events and passes them to
18 // the Aura shell's PowerButtonController class.
19 class PowerButtonObserver : public content::NotificationObserver,
20 public PowerManagerClient::Observer,
21 public SessionManagerClient::Observer {
22 public:
23 // This class registers/unregisters itself as an observer in ctor/dtor.
24 PowerButtonObserver();
25 ~PowerButtonObserver() override;
27 private:
28 // content::NotificationObserver implementation:
29 void Observe(int type,
30 const content::NotificationSource& source,
31 const content::NotificationDetails& details) override;
33 // PowerManagerObserver implementation:
34 void PowerButtonEventReceived(bool down,
35 const base::TimeTicks& timestamp) override;
37 content::NotificationRegistrar registrar_;
39 DISALLOW_COPY_AND_ASSIGN(PowerButtonObserver);
42 } // namespace chromeos
44 #endif // CHROME_BROWSER_CHROMEOS_POWER_POWER_BUTTON_OBSERVER_H_