| // Copyright 2013 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 CHROME_BROWSER_NOTIFICATIONS_SCREEN_LOCK_NOTIFICATION_BLOCKER_H_ |
| #define CHROME_BROWSER_NOTIFICATIONS_SCREEN_LOCK_NOTIFICATION_BLOCKER_H_ |
| |
| #include "base/basictypes.h" |
| #include "base/observer_list.h" |
| #include "base/timer/timer.h" |
| #include "ui/message_center/notification_blocker.h" |
| |
| // A notification blocker which checks the screen lock state constantly. |
| class ScreenLockNotificationBlocker |
| : public message_center::NotificationBlocker { |
| public: |
| explicit ScreenLockNotificationBlocker( |
| message_center::MessageCenter* message_center); |
| virtual ~ScreenLockNotificationBlocker(); |
| |
| bool is_locked() const { return is_locked_; } |
| |
| // message_center::NotificationBlocker overrides: |
| virtual void CheckState() OVERRIDE; |
| virtual bool ShouldShowNotificationAsPopup( |
| const message_center::NotifierId& notifier_id) const OVERRIDE; |
| |
| private: |
| bool is_locked_; |
| |
| base::OneShotTimer<ScreenLockNotificationBlocker> timer_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ScreenLockNotificationBlocker); |
| }; |
| |
| #endif // CHROME_BROWSER_NOTIFICATIONS_SCREEN_LOCK_NOTIFICATION_BLOCKER_H_ |