1 // Copyright (c) 2010 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_PREFS_PREF_NOTIFIER_H_ 6 #define CHROME_BROWSER_PREFS_PREF_NOTIFIER_H_ 7 #pragma once 8 9 #include <string> 10 11 // Delegate interface used by PrefValueStore to notify its owner about changes 12 // to the preference values. 13 // TODO(mnissler, danno): Move this declaration to pref_value_store.h once we've 14 // cleaned up all public uses of this interface. 15 class PrefNotifier { 16 public: ~PrefNotifier()17 virtual ~PrefNotifier() {} 18 19 // Sends out a change notification for the preference identified by 20 // |pref_name|. 21 virtual void OnPreferenceChanged(const std::string& pref_name) = 0; 22 23 // Broadcasts the intialization completed notification. 24 virtual void OnInitializationCompleted() = 0; 25 }; 26 27 #endif // CHROME_BROWSER_PREFS_PREF_NOTIFIER_H_ 28