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// 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);
~ScreenLockNotificationBlocker() override;
bool is_locked() const { return is_locked_; }
// message_center::NotificationBlocker overrides:
void CheckState() override;
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_
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