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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_SYNC_SESSIONS_SYNC_SESSIONS_WEB_CONTENTS_ROUTER_H_
#define CHROME_BROWSER_SYNC_SESSIONS_SYNC_SESSIONS_WEB_CONTENTS_ROUTER_H_
#include <memory>
#include <set>
#include "base/callback_list.h"
#include "base/memory/raw_ptr.h"
#include "build/build_config.h"
// Android has no BrowserList or TabStripModel, so we exclude code that refers
// to those two things. For non-android platforms, this code is used to
// ensure we are notified of tabs being added and moved between tab strips.
#include "components/keyed_service/core/keyed_service.h"
#include "components/sync/model/syncable_service.h"
#include "components/sync_sessions/local_session_event_router.h"
namespace content {
class WebContents;
} // namespace content
class Profile;
namespace sync_sessions {
class BrowserListRouterHelper;
// WebContentsObserver-based implementation of LocalSessionEventRouter. This
// class is responsible for notifying Sessions Sync when local tabs are
// modified. It does this by forwarding the events pushed to it by individual
// WebContentsObservers, which are scoped to a single WebContents/tab.
class SyncSessionsWebContentsRouter : public LocalSessionEventRouter,
public KeyedService {
public:
explicit SyncSessionsWebContentsRouter(Profile* profile);
SyncSessionsWebContentsRouter(const SyncSessionsWebContentsRouter&) = delete;
SyncSessionsWebContentsRouter& operator=(
const SyncSessionsWebContentsRouter&) = delete;
~SyncSessionsWebContentsRouter() override;
// Notify the router that the tab corresponding to |web_contents| has been
// modified in some way.
void NotifyTabModified(content::WebContents* web_contents,
bool page_load_completed);
// Notify the router that a tab was closed.
void NotifyTabClosed();
// Notify the router that session restore has completed.
void NotifySessionRestoreComplete();
// Inject a flare that can be used to start sync. See the comment for
// StartSyncFlare in syncable_service.h for more.
void InjectStartSyncFlare(syncer::SyncableService::StartSyncFlare flare);
// SessionsSyncManager::LocalEventRouter implementation.
void StartRoutingTo(LocalSessionEventHandler* handler) override;
void Stop() override;
// KeyedService implementation.
void Shutdown() override;
private:
syncer::SyncableService::StartSyncFlare flare_;
raw_ptr<LocalSessionEventHandler> handler_ = nullptr;
#if !BUILDFLAG(IS_ANDROID)
std::unique_ptr<BrowserListRouterHelper> browser_list_helper_;
#endif // !BUILDFLAG(IS_ANDROID)
};
} // namespace sync_sessions
#endif // CHROME_BROWSER_SYNC_SESSIONS_SYNC_SESSIONS_WEB_CONTENTS_ROUTER_H_
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