components/syncable_prefs/pref_service_syncable_observer.h

   1 // Copyright 2012 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 COMPONENTS_SYNCABLE_PREFS_PREF_SERVICE_SYNCABLE_OBSERVER_H_
   6 #define COMPONENTS_SYNCABLE_PREFS_PREF_SERVICE_SYNCABLE_OBSERVER_H_
   7
   8 namespace syncable_prefs {
   9
  10 class PrefServiceSyncableObserver {
  11  public:
  12   // Invoked when PrefService::IsSyncing() changes.
  13   virtual void OnIsSyncingChanged() = 0;
  14
  15  protected:
  16   virtual ~PrefServiceSyncableObserver() {}
  17 };
  18
  19 }  // namespace syncable_prefs
  20
  21 #endif  // COMPONENTS_SYNCABLE_PREFS_PREF_SERVICE_SYNCABLE_OBSERVER_H_