sl@0: #ifndef BOOST_STATECHART_EVENT_HPP_INCLUDED
sl@0: #define BOOST_STATECHART_EVENT_HPP_INCLUDED
sl@0: //////////////////////////////////////////////////////////////////////////////
sl@0: // Copyright 2002-2006 Andreas Huber Doenni
sl@0: // Distributed under the Boost Software License, Version 1.0. (See accompany-
sl@0: // ing file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
sl@0: //////////////////////////////////////////////////////////////////////////////
sl@0: 
sl@0: 
sl@0: 
sl@0: #include <boost/statechart/event_base.hpp>
sl@0: #include <boost/statechart/detail/rtti_policy.hpp>
sl@0: #include <boost/statechart/detail/memory.hpp>
sl@0: 
sl@0: #include <boost/cast.hpp> // boost::polymorphic_downcast
sl@0: 
sl@0: #include <memory>   // std::allocator
sl@0: 
sl@0: 
sl@0: 
sl@0: namespace boost
sl@0: {
sl@0: namespace statechart
sl@0: {
sl@0: 
sl@0: 
sl@0: 
sl@0: //////////////////////////////////////////////////////////////////////////////
sl@0: template< class MostDerived, class Allocator = std::allocator< void > >
sl@0: class event : public detail::rtti_policy::rtti_derived_type<
sl@0:   MostDerived, event_base >
sl@0: {
sl@0:   public:
sl@0:     //////////////////////////////////////////////////////////////////////////
sl@0:     // Compiler-generated copy constructor and copy assignment operator are
sl@0:     // fine
sl@0: 
sl@0:     void * operator new( std::size_t size )
sl@0:     {
sl@0:       return detail::allocate< MostDerived, Allocator >( size );
sl@0:     }
sl@0: 
sl@0:     void operator delete( void * pEvent )
sl@0:     {
sl@0:       detail::deallocate< MostDerived, Allocator >( pEvent );
sl@0:     }
sl@0: 
sl@0:   protected:
sl@0:     //////////////////////////////////////////////////////////////////////////
sl@0:     event() {}
sl@0:     virtual ~event() {}
sl@0: 
sl@0:   private:
sl@0:     //////////////////////////////////////////////////////////////////////////
sl@0:     virtual intrusive_ptr< const event_base > clone() const
sl@0:     {
sl@0:       return intrusive_ptr< const event_base >( new MostDerived(
sl@0:         *polymorphic_downcast< const MostDerived * >( this ) ) );
sl@0:     }
sl@0: };
sl@0: 
sl@0: 
sl@0: 
sl@0: } // namespace statechart
sl@0: } // namespace boost
sl@0: 
sl@0: 
sl@0: 
sl@0: #endif