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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 #ifndef CHROME_BROWSER_EXTENSIONS_SETTINGS_SETTING_SYNC_DATA_H_ | |
6 #define CHROME_BROWSER_EXTENSIONS_SETTINGS_SETTING_SYNC_DATA_H_ | |
7 | |
8 #include "base/memory/ref_counted.h" | |
9 #include "base/memory/scoped_ptr.h" | |
10 #include "base/values.h" | |
11 #include "sync/api/sync_change.h" | |
12 | |
13 namespace syncer { | |
14 class SyncData; | |
15 } | |
16 | |
17 namespace sync_pb { | |
18 class ExtensionSettingSpecifics; | |
19 } | |
20 | |
21 namespace extensions { | |
22 | |
23 // Container for data interpreted from sync data/changes for an extension or | |
24 // app setting. Safe and efficient to copy. | |
25 class SettingSyncData { | |
26 public: | |
27 // Creates from a sync change. | |
28 explicit SettingSyncData(const syncer::SyncChange& sync_change); | |
29 | |
30 // Creates from sync data. |change_type| will be ACTION_INVALID. | |
31 explicit SettingSyncData(const syncer::SyncData& sync_data); | |
32 | |
33 // Creates explicitly. | |
34 SettingSyncData( | |
35 syncer::SyncChange::SyncChangeType change_type, | |
36 const std::string& extension_id, | |
37 const std::string& key, | |
38 scoped_ptr<Value> value); | |
39 | |
40 ~SettingSyncData(); | |
41 | |
42 // Returns the type of the sync change; may be ACTION_INVALID. | |
43 syncer::SyncChange::SyncChangeType change_type() const; | |
44 | |
45 // Returns the extension id the setting is for. | |
46 const std::string& extension_id() const; | |
47 | |
48 // Returns the settings key. | |
49 const std::string& key() const; | |
50 | |
51 // Returns the value of the setting. | |
52 const Value& value() const; | |
53 | |
54 private: | |
55 // Ref-counted container for the data. | |
56 // TODO(kalman): Use browser_sync::Immutable<Internal>. | |
57 class Internal : public base::RefCountedThreadSafe<Internal> { | |
58 public: | |
59 Internal( | |
60 syncer::SyncChange::SyncChangeType change_type, | |
61 const std::string& extension_id, | |
62 const std::string& key, | |
63 scoped_ptr<Value> value); | |
64 | |
65 syncer::SyncChange::SyncChangeType change_type_; | |
66 std::string extension_id_; | |
67 std::string key_; | |
68 scoped_ptr<Value> value_; | |
69 | |
70 private: | |
71 friend class base::RefCountedThreadSafe<Internal>; | |
72 ~Internal(); | |
73 }; | |
74 | |
75 // Initializes internal_ from sync data for an extension or app setting. | |
76 void Init(syncer::SyncChange::SyncChangeType change_type, | |
77 const syncer::SyncData& sync_data); | |
78 | |
79 // Initializes internal_ from extension specifics. | |
80 void InitFromExtensionSettingSpecifics( | |
81 syncer::SyncChange::SyncChangeType change_type, | |
82 const sync_pb::ExtensionSettingSpecifics& specifics); | |
83 | |
84 scoped_refptr<Internal> internal_; | |
85 }; | |
86 | |
87 typedef std::vector<SettingSyncData> SettingSyncDataList; | |
88 | |
89 } // namespace extensions | |
90 | |
91 #endif // CHROME_BROWSER_EXTENSIONS_SETTINGS_SETTING_SYNC_DATA_H_ | |
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