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// Copyright (c) 2006-2008 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_SESSION_ID_H_
#define CHROME_BROWSER_SESSIONS_SESSION_ID_H_
#pragma once
#include "base/basictypes.h"
class NavigationController;
class SessionService;
namespace browser_sync {
class SessionModelAssociator;
}
// Uniquely identifies a tab or window for the duration of a session.
class SessionID {
public:
typedef int32 id_type;
SessionID();
~SessionID() {}
// Returns the underlying id.
id_type id() const { return id_; }
private:
friend class NavigationController;
friend class SessionService;
friend class browser_sync::SessionModelAssociator;
explicit SessionID(id_type id) : id_(id) {}
// Resets the id. This is used when restoring a session
void set_id(id_type id) { id_ = id; }
id_type id_;
};
#endif // CHROME_BROWSER_SESSIONS_SESSION_ID_H_
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