src/chrome/browser/extensions/state_store_notification_observer.h

   1 // Copyright 2014 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_EXTENSIONS_STATE_STORE_NOTIFICATION_OBSERVER_H_
   6 #define CHROME_BROWSER_EXTENSIONS_STATE_STORE_NOTIFICATION_OBSERVER_H_
   7
   8 #include "base/compiler_specific.h"
   9 #include "base/macros.h"
  10 #include "content/public/browser/notification_observer.h"
  11 #include "content/public/browser/notification_registrar.h"
  12
  13 namespace extensions {
  14 class StateStore;
  15
  16 // Initializes the StateStore when session restore is complete, for example when
  17 // page load notifications are not sent ("Continue where I left off").
  18 // http://crbug.com/230481
  19 class StateStoreNotificationObserver : public content::NotificationObserver {
  20  public:
  21   explicit StateStoreNotificationObserver(StateStore* state_store);
  22   virtual ~StateStoreNotificationObserver();
  23
  24   // content::NotificationObserver overrides:
  25   virtual void Observe(int type,
  26                        const content::NotificationSource& source,
  27                        const content::NotificationDetails& details) OVERRIDE;
  28
  29  private:
  30   StateStore* state_store_;  // Not owned.
  31   content::NotificationRegistrar registrar_;
  32
  33   DISALLOW_COPY_AND_ASSIGN(StateStoreNotificationObserver);
  34 };
  35
  36 }  // namespace extensions
  37
  38 #endif  // CHROME_BROWSER_EXTENSIONS_STATE_STORE_NOTIFICATION_OBSERVER_H_