1// Copyright 2013 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_UI_WEBUI_SYNC_FILE_SYSTEM_INTERNALS_SYNC_FILE_SYSTEM_INTERNALS_HANDLER_H_
6#define CHROME_BROWSER_UI_WEBUI_SYNC_FILE_SYSTEM_INTERNALS_SYNC_FILE_SYSTEM_INTERNALS_HANDLER_H_
7
8#include <string>
9
10#include "base/compiler_specific.h"
11#include "chrome/browser/sync_file_system/sync_event_observer.h"
12#include "chrome/browser/sync_file_system/task_logger.h"
13#include "content/public/browser/web_ui_message_handler.h"
14
15class Profile;
16
17namespace syncfs_internals {
18
19// This class handles message from WebUI page of chrome://syncfs-internals/
20// for the Sync Service tab. It corresponds to browser/resources/
21// sync_file_system_internals/sync_service.html. All methods in this class
22// should be called on UI thread.
23class SyncFileSystemInternalsHandler
24    : public content::WebUIMessageHandler,
25      public sync_file_system::SyncEventObserver,
26      public sync_file_system::TaskLogger::Observer {
27 public:
28  explicit SyncFileSystemInternalsHandler(Profile* profile);
29  virtual ~SyncFileSystemInternalsHandler();
30
31  // content::WebUIMessageHandler implementation.
32  virtual void RegisterMessages() OVERRIDE;
33
34  // sync_file_system::SyncEventObserver interface implementation.
35  virtual void OnSyncStateUpdated(
36      const GURL& app_origin,
37      sync_file_system::SyncServiceState state,
38      const std::string& description) OVERRIDE;
39  virtual void OnFileSynced(const storage::FileSystemURL& url,
40                            sync_file_system::SyncFileStatus status,
41                            sync_file_system::SyncAction action,
42                            sync_file_system::SyncDirection direction) OVERRIDE;
43
44  // sync_file_system::TaskLogger::Observer implementation.
45  virtual void OnLogRecorded(
46      const sync_file_system::TaskLogger::TaskLog& task_log) OVERRIDE;
47
48 private:
49  void GetServiceStatus(const base::ListValue* args);
50  void GetNotificationSource(const base::ListValue* args);
51  void GetLog(const base::ListValue* args);
52  void ClearLogs(const base::ListValue* args);
53  void ObserveTaskLog(const base::ListValue* args);
54
55  Profile* profile_;
56  bool observing_task_log_;
57
58  DISALLOW_COPY_AND_ASSIGN(SyncFileSystemInternalsHandler);
59};
60
61}  // namespace syncfs_internals
62
63#endif  // CHROME_BROWSER_UI_WEBUI_SYNC_FILE_SYSTEM_INTERNALS_SYNC_FILE_SYSTEM_INTERNALS_HANDLER_H_
64