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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 CHROME_BROWSER_SESSIONS_PERSISTENT_TAB_RESTORE_SERVICE_H_
#define CHROME_BROWSER_SESSIONS_PERSISTENT_TAB_RESTORE_SERVICE_H_
#include <vector>
#include "base/basictypes.h"
#include "base/compiler_specific.h"
#include "base/memory/scoped_ptr.h"
#include "chrome/browser/sessions/tab_restore_service.h"
#include "chrome/browser/sessions/tab_restore_service_helper.h"
class Profile;
// Tab restore service that persists data on disk.
class PersistentTabRestoreService : public TabRestoreService {
public:
// Does not take ownership of |time_factory|.
PersistentTabRestoreService(Profile* profile,
TimeFactory* time_factory);
virtual ~PersistentTabRestoreService();
// TabRestoreService:
virtual void AddObserver(TabRestoreServiceObserver* observer) OVERRIDE;
virtual void RemoveObserver(TabRestoreServiceObserver* observer) OVERRIDE;
virtual void CreateHistoricalTab(content::WebContents* contents,
int index) OVERRIDE;
virtual void BrowserClosing(TabRestoreServiceDelegate* delegate) OVERRIDE;
virtual void BrowserClosed(TabRestoreServiceDelegate* delegate) OVERRIDE;
virtual void ClearEntries() OVERRIDE;
virtual const Entries& entries() const OVERRIDE;
virtual std::vector<content::WebContents*> RestoreMostRecentEntry(
TabRestoreServiceDelegate* delegate,
chrome::HostDesktopType host_desktop_type) OVERRIDE;
virtual Tab* RemoveTabEntryById(SessionID::id_type id) OVERRIDE;
virtual std::vector<content::WebContents*> RestoreEntryById(
TabRestoreServiceDelegate* delegate,
SessionID::id_type id,
chrome::HostDesktopType host_desktop_type,
WindowOpenDisposition disposition) OVERRIDE;
virtual void LoadTabsFromLastSession() OVERRIDE;
virtual bool IsLoaded() const OVERRIDE;
virtual void DeleteLastSession() OVERRIDE;
virtual void Shutdown() OVERRIDE;
private:
friend class PersistentTabRestoreServiceTest;
class Delegate;
// Exposed for testing.
Entries* mutable_entries();
void PruneEntries();
scoped_ptr<Delegate> delegate_;
TabRestoreServiceHelper helper_;
DISALLOW_COPY_AND_ASSIGN(PersistentTabRestoreService);
};
#endif // CHROME_BROWSER_SESSIONS_PERSISTENT_TAB_RESTORE_SERVICE_H_
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