event.hpp

来自「boost库提供标准的C++ API 配合dev c++使用,功能更加强大」· HPP 代码 · 共 45 行

//-----------------------------------------------------------------------------
// boost fsm/event.hpp header file
// See http://www.boost.org for updates, documentation, and revision history.
//-----------------------------------------------------------------------------
//
// Copyright (c) 2002
// Aleksey Gurtovoy
//
// Permission to use, copy, modify, distribute and sell this software
// and its documentation for any purpose is hereby granted without fee, 
// provided that the above copyright notice appears in all copies and 
// that both the copyright notice and this permission notice appear in 
// supporting documentation. No representations are made about the 
// suitability of this software for any purpose. It is provided "as is" 
// without express or implied warranty.

#ifndef BOOST_FSM_EVENT_INCLUDED
#define BOOST_FSM_EVENT_INCLUDED

#include "base_event.hpp"

namespace fsm {
namespace aux {

template< typename Derived >
struct event
    : base_event
{
 public:
    typedef base_event base_t;

 private:
    virtual std::auto_ptr<base_event> do_clone() const
    {
        return std::auto_ptr<base_event>(
              new Derived(static_cast<Derived const&>(*this))
            );
    }
};

} // namespace aux
} // namespace fsm

#endif // BOOST_FSM_EVENT_INCLUDED