value_map_pref_store.cc revision f8ee788a64d60abd8f2d742a5fdedde054ecd910
1// Copyright (c) 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#include "base/prefs/value_map_pref_store.h" 6 7#include <algorithm> 8 9#include "base/stl_util.h" 10#include "base/values.h" 11 12ValueMapPrefStore::ValueMapPrefStore() {} 13 14bool ValueMapPrefStore::GetValue(const std::string& key, 15 const base::Value** value) const { 16 return prefs_.GetValue(key, value); 17} 18 19void ValueMapPrefStore::AddObserver(PrefStore::Observer* observer) { 20 observers_.AddObserver(observer); 21} 22 23void ValueMapPrefStore::RemoveObserver(PrefStore::Observer* observer) { 24 observers_.RemoveObserver(observer); 25} 26 27bool ValueMapPrefStore::HasObservers() const { 28 return observers_.might_have_observers(); 29} 30 31void ValueMapPrefStore::SetValue(const std::string& key, base::Value* value) { 32 if (prefs_.SetValue(key, value)) 33 FOR_EACH_OBSERVER(Observer, observers_, OnPrefValueChanged(key)); 34} 35 36void ValueMapPrefStore::RemoveValue(const std::string& key) { 37 if (prefs_.RemoveValue(key)) 38 FOR_EACH_OBSERVER(Observer, observers_, OnPrefValueChanged(key)); 39} 40 41bool ValueMapPrefStore::GetMutableValue(const std::string& key, 42 base::Value** value) { 43 return prefs_.GetValue(key, value); 44} 45 46void ValueMapPrefStore::ReportValueChanged(const std::string& key) { 47 FOR_EACH_OBSERVER(Observer, observers_, OnPrefValueChanged(key)); 48} 49 50ValueMapPrefStore::~ValueMapPrefStore() {} 51 52void ValueMapPrefStore::NotifyInitializationCompleted() { 53 FOR_EACH_OBSERVER(Observer, observers_, OnInitializationCompleted(true)); 54} 55