mpl/example/fsm/aux_/event.hpp

55 lines
1018 B
C++

#ifndef BOOST_FSM_EVENT_INCLUDED
#define BOOST_FSM_EVENT_INCLUDED
// Copyright Aleksey Gurtovoy 2002-2004
//
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//
// See http://www.boost.org/libs/mpl for documentation.
// $Id$
// $Date$
// $Revision$
#include "base_event.hpp"
namespace fsm { namespace aux {
template< typename Derived >
struct event
: base_event
{
public:
typedef base_event base_t;
private:
#if defined(BOOST_NO_CXX11_SMART_PTR)
virtual std::auto_ptr<base_event> do_clone() const
{
return std::auto_ptr<base_event>(
new Derived(static_cast<Derived const&>(*this))
);
}
#else
virtual std::unique_ptr<base_event> do_clone() const
{
return std::unique_ptr<base_event>(
new Derived(static_cast<Derived const&>(*this))
);
}
#endif
};
}}
#endif // BOOST_FSM_EVENT_INCLUDED