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
ValueMapPrefStore()12 ValueMapPrefStore::ValueMapPrefStore() {}
13
GetValue(const std::string & key,const base::Value ** value) const14 bool ValueMapPrefStore::GetValue(const std::string& key,
15 const base::Value** value) const {
16 return prefs_.GetValue(key, value);
17 }
18
AddObserver(PrefStore::Observer * observer)19 void ValueMapPrefStore::AddObserver(PrefStore::Observer* observer) {
20 observers_.AddObserver(observer);
21 }
22
RemoveObserver(PrefStore::Observer * observer)23 void ValueMapPrefStore::RemoveObserver(PrefStore::Observer* observer) {
24 observers_.RemoveObserver(observer);
25 }
26
HasObservers() const27 bool ValueMapPrefStore::HasObservers() const {
28 return observers_.might_have_observers();
29 }
30
SetValue(const std::string & key,base::Value * value)31 void 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
RemoveValue(const std::string & key)36 void ValueMapPrefStore::RemoveValue(const std::string& key) {
37 if (prefs_.RemoveValue(key))
38 FOR_EACH_OBSERVER(Observer, observers_, OnPrefValueChanged(key));
39 }
40
GetMutableValue(const std::string & key,base::Value ** value)41 bool ValueMapPrefStore::GetMutableValue(const std::string& key,
42 base::Value** value) {
43 return prefs_.GetValue(key, value);
44 }
45
ReportValueChanged(const std::string & key)46 void ValueMapPrefStore::ReportValueChanged(const std::string& key) {
47 FOR_EACH_OBSERVER(Observer, observers_, OnPrefValueChanged(key));
48 }
49
SetValueSilently(const std::string & key,base::Value * value)50 void ValueMapPrefStore::SetValueSilently(const std::string& key,
51 base::Value* value) {
52 prefs_.SetValue(key, value);
53 }
54
~ValueMapPrefStore()55 ValueMapPrefStore::~ValueMapPrefStore() {}
56
NotifyInitializationCompleted()57 void ValueMapPrefStore::NotifyInitializationCompleted() {
58 FOR_EACH_OBSERVER(Observer, observers_, OnInitializationCompleted(true));
59 }
60