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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 // The AllStatus object watches various sync engine components and aggregates | |
6 // the status of all of them into one place. | |
7 | |
8 #ifndef CHROME_BROWSER_SYNC_INTERNAL_API_ALL_STATUS_H_ | |
9 #define CHROME_BROWSER_SYNC_INTERNAL_API_ALL_STATUS_H_ | |
10 #pragma once | |
11 | |
12 #include <map> | |
13 | |
14 #include "base/compiler_specific.h" | |
15 #include "base/memory/scoped_ptr.h" | |
16 #include "base/synchronization/lock.h" | |
17 #include "chrome/browser/sync/internal_api/sync_manager.h" | |
18 #include "sync/engine/syncer_types.h" | |
19 #include "sync/syncable/model_type.h" | |
20 | |
21 namespace browser_sync { | |
22 | |
23 class ScopedStatusLock; | |
24 struct ServerConnectionEvent; | |
25 | |
26 // TODO(rlarocque): | |
27 // Most of this data ends up on the about:sync page. But the page is only | |
28 // 'pinged' to update itself at the end of a sync cycle. A user could refresh | |
29 // manually, but unless their timing is excellent it's unlikely that a user will | |
30 // see any state in mid-sync cycle. We have no plans to change this. | |
31 // | |
32 // What we do intend to do is improve the UI so that changes following a sync | |
33 // cycle are more visible. Without such a change, the status summary for a | |
34 // healthy syncer will constantly display as "READY" and never provide any | |
35 // indication of a sync cycle being performed. See crbug.com/108100. | |
36 | |
37 class AllStatus : public SyncEngineEventListener { | |
38 friend class ScopedStatusLock; | |
39 public: | |
40 AllStatus(); | |
41 virtual ~AllStatus(); | |
42 | |
43 virtual void OnSyncEngineEvent(const SyncEngineEvent& event) OVERRIDE; | |
44 | |
45 sync_api::SyncManager::Status status() const; | |
46 | |
47 void SetNotificationsEnabled(bool notifications_enabled); | |
48 | |
49 void IncrementNotifiableCommits(); | |
50 | |
51 void IncrementNotificationsReceived(); | |
52 | |
53 void SetEncryptedTypes(syncable::ModelTypeSet types); | |
54 void SetCryptographerReady(bool ready); | |
55 void SetCryptoHasPendingKeys(bool has_pending_keys); | |
56 | |
57 void SetUniqueId(const std::string& guid); | |
58 | |
59 protected: | |
60 // Examines syncer to calculate syncing and the unsynced count, | |
61 // and returns a Status with new values. | |
62 sync_api::SyncManager::Status CalcSyncing(const SyncEngineEvent& event) const; | |
63 sync_api::SyncManager::Status CreateBlankStatus() const; | |
64 | |
65 sync_api::SyncManager::Status status_; | |
66 | |
67 mutable base::Lock mutex_; // Protects all data members. | |
68 DISALLOW_COPY_AND_ASSIGN(AllStatus); | |
69 }; | |
70 | |
71 class ScopedStatusLock { | |
72 public: | |
73 explicit ScopedStatusLock(AllStatus* allstatus); | |
74 ~ScopedStatusLock(); | |
75 protected: | |
76 AllStatus* allstatus_; | |
77 }; | |
78 | |
79 } // namespace browser_sync | |
80 | |
81 #endif // CHROME_BROWSER_SYNC_INTERNAL_API_ALL_STATUS_H_ | |
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