| // Copyright 2018 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 COMPONENTS_SYNC_SESSIONS_SESSION_SYNC_SERVICE_H_ |
| #define COMPONENTS_SYNC_SESSIONS_SESSION_SYNC_SERVICE_H_ |
| |
| #include <memory> |
| #include <string> |
| |
| #include "base/callback_list.h" |
| #include "base/compiler_specific.h" |
| #include "base/memory/weak_ptr.h" |
| #include "components/keyed_service/core/keyed_service.h" |
| #include "components/sync/driver/data_type_controller.h" |
| |
| namespace syncer { |
| class GlobalIdMapper; |
| class ModelTypeControllerDelegate; |
| } // namespace syncer |
| |
| namespace sync_sessions { |
| |
| class FaviconCache; |
| class OpenTabsUIDelegate; |
| |
| // KeyedService responsible session sync (aka tab sync), including favicon sync. |
| // This powers things like the history UI, where "Tabs from other devices" |
| // exists, as well as the uploading counterpart for other devices to see our |
| // local tabs. |
| class SessionSyncService : public KeyedService { |
| public: |
| SessionSyncService(); |
| ~SessionSyncService() override; |
| |
| virtual syncer::GlobalIdMapper* GetGlobalIdMapper() const = 0; |
| |
| // Return the active OpenTabsUIDelegate. If open/proxy tabs is not enabled or |
| // not currently syncing, returns nullptr. |
| virtual OpenTabsUIDelegate* GetOpenTabsUIDelegate() = 0; |
| |
| // Allows client code to be notified when foreign sessions change. |
| virtual std::unique_ptr<base::CallbackList<void()>::Subscription> |
| SubscribeToForeignSessionsChanged(const base::RepeatingClosure& cb) |
| WARN_UNUSED_RESULT = 0; |
| |
| // Schedules garbage collection of foreign sessions. |
| virtual void ScheduleGarbageCollection() = 0; |
| |
| // For ProfileSyncService to initialize the controller for SESSIONS. |
| virtual base::WeakPtr<syncer::ModelTypeControllerDelegate> |
| GetControllerDelegate() = 0; |
| |
| // For ProfileSyncService to initialize the controller for FAVICON_IMAGES and |
| // FAVICON_TRACKING. |
| virtual FaviconCache* GetFaviconCache() = 0; |
| |
| // Intended to be used by ProxyDataTypeController: influences whether |
| // GetOpenTabsUIDelegate() returns null or not. |
| virtual void ProxyTabsStateChanged( |
| syncer::DataTypeController::State state) = 0; |
| |
| // Used on Android only, to override the machine tag. |
| virtual void SetSyncSessionsGUID(const std::string& guid) = 0; |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(SessionSyncService); |
| }; |
| |
| } // namespace sync_sessions |
| |
| #endif // COMPONENTS_SYNC_SESSIONS_SESSION_SYNC_SERVICE_H_ |