chrome/browser/notifications/notification_system_observer.h

   1 // Copyright 2013 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 CHROME_BROWSER_NOTIFICATIONS_NOTIFICATION_SYSTEM_OBSERVER_H_
   6 #define CHROME_BROWSER_NOTIFICATIONS_NOTIFICATION_SYSTEM_OBSERVER_H_
   7
   8 #include "content/public/browser/notification_observer.h"
   9 #include "content/public/browser/notification_registrar.h"
  10
  11 class NotificationUIManager;
  12
  13 // The content::NotificationObserver observes system status change and sends
  14 // events to NotificationUIManager.
  15 class NotificationSystemObserver : public content::NotificationObserver {
  16  public:
  17   explicit NotificationSystemObserver(NotificationUIManager* ui_manager);
  18   ~NotificationSystemObserver() override;
  19
  20  protected:
  21   // content::NotificationObserver override.
  22   void Observe(int type,
  23                const content::NotificationSource& source,
  24                const content::NotificationDetails& details) override;
  25
  26  private:
  27   // Registrar for the other kind of notifications (event signaling).
  28   content::NotificationRegistrar registrar_;
  29   NotificationUIManager* ui_manager_;
  30
  31   DISALLOW_COPY_AND_ASSIGN(NotificationSystemObserver);
  32 };
  33
  34 #endif  // CHROME_BROWSER_NOTIFICATIONS_NOTIFICATION_SYSTEM_OBSERVER_H_