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| 1 // Copyright 2017 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_SYNC_SESSIONS_SYNC_SESSIONS_WEB_CONTENTS_ROUTER_H_ |
| 6 #define CHROME_BROWSER_SYNC_SESSIONS_SYNC_SESSIONS_WEB_CONTENTS_ROUTER_H_ |
| 7 |
| 8 #include "base/callback_list.h" |
| 9 |
| 10 // Android has no BrowserList or TabStripModel, so we exclude code that refers |
| 11 // to those two things. For non-android platforms, this code is used to |
| 12 // ensure we are notified of tabs being added and moved between tab strips. |
| 13 |
| 14 #include "components/keyed_service/core/keyed_service.h" |
| 15 #include "components/sync/model/syncable_service.h" |
| 16 #include "components/sync_sessions/local_session_event_router.h" |
| 17 |
| 18 namespace content { |
| 19 class WebContents; |
| 20 } // namespace content |
| 21 |
| 22 class Profile; |
| 23 |
| 24 namespace sync_sessions { |
| 25 |
| 26 class BrowserListRouterHelper; |
| 27 |
| 28 // WebContentsObserver-based implementation of LocalSessionEventRouter. This |
| 29 // class is responsible for notifying Sessions Sync when local tabs are |
| 30 // modified. It does this by forwarding the events pushed to it by individual |
| 31 // WebContentsObservers, which are scoped to a single WebContents/tab. |
| 32 class SyncSessionsWebContentsRouter : public LocalSessionEventRouter, |
| 33 public KeyedService { |
| 34 public: |
| 35 explicit SyncSessionsWebContentsRouter(Profile* profile); |
| 36 |
| 37 // Notify the router that the tab corresponding to |web_contents| has been |
| 38 // modified in some way. |
| 39 void NotifyTabModified(content::WebContents* web_contents); |
| 40 // Inject a flare that can be used to start sync. See the comment for |
| 41 // StartSyncFlare in syncable_service.h for more. |
| 42 void InjectStartSyncFlare(syncer::SyncableService::StartSyncFlare flare); |
| 43 |
| 44 // SessionsSyncManager::LocalEventRouter implementation. |
| 45 void StartRoutingTo(LocalSessionEventHandler* handler) override; |
| 46 void Stop() override; |
| 47 |
| 48 // KeyedService implementation. |
| 49 void Shutdown() override; |
| 50 |
| 51 protected: |
| 52 ~SyncSessionsWebContentsRouter() override; |
| 53 |
| 54 private: |
| 55 void OnFaviconsChanged(const std::set<GURL>& page_urls, const GURL& icon_url); |
| 56 |
| 57 std::unique_ptr<base::CallbackList<void(const std::set<GURL>&, |
| 58 const GURL&)>::Subscription> |
| 59 favicon_changed_subscription_; |
| 60 syncer::SyncableService::StartSyncFlare flare_; |
| 61 LocalSessionEventHandler* handler_ = nullptr; |
| 62 |
| 63 #if !defined(OS_ANDROID) |
| 64 std::unique_ptr<BrowserListRouterHelper> browser_list_helper_; |
| 65 #endif // !defined(OS_ANDROID) |
| 66 |
| 67 DISALLOW_COPY_AND_ASSIGN(SyncSessionsWebContentsRouter); |
| 68 }; |
| 69 |
| 70 } // namespace sync_sessions |
| 71 |
| 72 #endif // CHROME_BROWSER_SYNC_SESSIONS_SYNC_SESSIONS_WEB_CONTENTS_ROUTER_H_ |
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