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// 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 COMPONENTS_SESSIONS_CORE_PERSISTENT_TAB_RESTORE_SERVICE_H_
#define COMPONENTS_SESSIONS_CORE_PERSISTENT_TAB_RESTORE_SERVICE_H_
#include <memory>
#include <vector>
#include "base/compiler_specific.h"
#include "base/macros.h"
#include "components/sessions/core/sessions_export.h"
#include "components/sessions/core/tab_restore_service.h"
#include "components/sessions/core/tab_restore_service_client.h"
#include "components/sessions/core/tab_restore_service_helper.h"
class PersistentTabRestoreServiceTest;
namespace sessions {
// Tab restore service that persists data on disk.
class SESSIONS_EXPORT PersistentTabRestoreService : public TabRestoreService {
public:
// Does not take ownership of |time_factory|.
PersistentTabRestoreService(std::unique_ptr<TabRestoreServiceClient> client,
TimeFactory* time_factory);
~PersistentTabRestoreService() override;
// TabRestoreService:
void AddObserver(TabRestoreServiceObserver* observer) override;
void RemoveObserver(TabRestoreServiceObserver* observer) override;
void CreateHistoricalTab(LiveTab* live_tab, int index) override;
void BrowserClosing(LiveTabContext* context) override;
void BrowserClosed(LiveTabContext* context) override;
void ClearEntries() override;
const Entries& entries() const override;
std::vector<LiveTab*> RestoreMostRecentEntry(
LiveTabContext* context) override;
std::unique_ptr<Tab> RemoveTabEntryById(SessionID::id_type id) override;
std::vector<LiveTab*> RestoreEntryById(
LiveTabContext* context,
SessionID::id_type id,
WindowOpenDisposition disposition) override;
void LoadTabsFromLastSession() override;
bool IsLoaded() const override;
void DeleteLastSession() override;
bool IsRestoring() const override;
void Shutdown() override;
private:
friend class ::PersistentTabRestoreServiceTest;
class Delegate;
// Exposed for testing.
Entries* mutable_entries();
void PruneEntries();
std::unique_ptr<TabRestoreServiceClient> client_;
std::unique_ptr<Delegate> delegate_;
TabRestoreServiceHelper helper_;
DISALLOW_COPY_AND_ASSIGN(PersistentTabRestoreService);
};
} // namespace sessions
#endif // COMPONENTS_SESSIONS_CORE_PERSISTENT_TAB_RESTORE_SERVICE_H_
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