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// Copyright (c) 2010 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_CHROMEOS_BROWSER_NOTIFICATION_OBSERVERS_H_
#define CHROME_BROWSER_CHROMEOS_BROWSER_NOTIFICATION_OBSERVERS_H_
#include "base/atomic_sequence_num.h"
#include "base/singleton.h"
#include "chrome/common/notification_observer.h"
#include "chrome/common/notification_registrar.h"
#include "chrome/common/notification_source.h"
#include "chrome/common/notification_type.h"
// Global notification observers for chrome os.
namespace chromeos {
// Notification observer to log the initial time of when the first tab
// page is rendered for Chrome OS.
class InitialTabNotificationObserver : public NotificationObserver {
public:
InitialTabNotificationObserver();
virtual ~InitialTabNotificationObserver();
static InitialTabNotificationObserver* Get() {
return Singleton<InitialTabNotificationObserver>::get();
}
// NotificationObserver implementation.
virtual void Observe(NotificationType type,
const NotificationSource& source,
const NotificationDetails& details);
private:
NotificationRegistrar registrar_;
base::AtomicSequenceNumber num_tabs_;
DISALLOW_COPY_AND_ASSIGN(InitialTabNotificationObserver);
};
// Collects LOGIN_AUTHENTICATION notifications and logs uptime
// when login was successful.
class LogLoginSuccessObserver : public NotificationObserver {
public:
LogLoginSuccessObserver();
virtual ~LogLoginSuccessObserver();
static LogLoginSuccessObserver* Get() {
return Singleton<LogLoginSuccessObserver>::get();
}
// NotificationObserver interface.
virtual void Observe(NotificationType type, const NotificationSource& source,
const NotificationDetails& details);
private:
NotificationRegistrar registrar_;
DISALLOW_COPY_AND_ASSIGN(LogLoginSuccessObserver);
};
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_BROWSER_NOTIFICATION_OBSERVERS_H_
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