| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CHROME_BROWSER_EXTENSIONS_API_SYNC_FILE_SYSTEM_EXTENSION_SYNC_EVENT_OBSERVER_H_ |
| #define CHROME_BROWSER_EXTENSIONS_API_SYNC_FILE_SYSTEM_EXTENSION_SYNC_EVENT_OBSERVER_H_ |
| |
| #include "base/basictypes.h" |
| #include "base/compiler_specific.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "base/values.h" |
| #include "chrome/browser/sync_file_system/sync_event_observer.h" |
| #include "components/browser_context_keyed_service/browser_context_keyed_service.h" |
| |
| class Profile; |
| |
| namespace sync_file_system { |
| class SyncFileSystemService; |
| } |
| |
| namespace extensions { |
| |
| // Observes changes in SyncFileSystem and relays events to JS Extension API. |
| class ExtensionSyncEventObserver |
| : public sync_file_system::SyncEventObserver, |
| public BrowserContextKeyedService { |
| public: |
| explicit ExtensionSyncEventObserver(Profile* profile); |
| virtual ~ExtensionSyncEventObserver(); |
| |
| void InitializeForService( |
| sync_file_system::SyncFileSystemService* sync_service); |
| |
| // BrowserContextKeyedService override. |
| virtual void Shutdown() OVERRIDE; |
| |
| // sync_file_system::SyncEventObserver interface implementation. |
| virtual void OnSyncStateUpdated( |
| const GURL& app_origin, |
| sync_file_system::SyncServiceState state, |
| const std::string& description) OVERRIDE; |
| |
| virtual void OnFileSynced( |
| const fileapi::FileSystemURL& url, |
| sync_file_system::SyncFileStatus status, |
| sync_file_system::SyncAction action, |
| sync_file_system::SyncDirection direction) OVERRIDE; |
| |
| private: |
| // Returns an empty string if the extension |app_origin| cannot be found |
| // in the installed extension list. |
| std::string GetExtensionId(const GURL& app_origin); |
| |
| Profile* profile_; |
| |
| // Not owned. If not null, then this is registered to SyncFileSystemService. |
| sync_file_system::SyncFileSystemService* sync_service_; |
| |
| void BroadcastOrDispatchEvent(const GURL& app_origin, |
| const std::string& event_name, |
| scoped_ptr<base::ListValue> value); |
| |
| DISALLOW_COPY_AND_ASSIGN(ExtensionSyncEventObserver); |
| }; |
| |
| } // namespace extensions |
| |
| #endif // CHROME_BROWSER_EXTENSIONS_API_SYNC_FILE_SYSTEM_EXTENSION_SYNC_EVENT_OBSERVER_H_ |