#ifndef BOOST_STATECHART_STATE_HPP_INCLUDED #define BOOST_STATECHART_STATE_HPP_INCLUDED ////////////////////////////////////////////////////////////////////////////// // Copyright 2002-2006 Andreas Huber Doenni // Distributed under the Boost Software License, Version 1.0. (See accompany- // ing file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) ////////////////////////////////////////////////////////////////////////////// #include #include namespace boost { namespace statechart { template< class MostDerived, class Context, class InnerInitial = mpl::list<>, history_mode historyMode = has_no_history > class state : public simple_state< MostDerived, Context, InnerInitial, historyMode > { typedef simple_state< MostDerived, Context, InnerInitial, historyMode > base_type; protected: ////////////////////////////////////////////////////////////////////////// struct my_context { my_context( typename base_type::context_ptr_type pContext ) : pContext_( pContext ) { } typename base_type::context_ptr_type pContext_; }; typedef state my_base; state( my_context ctx ) { this->set_context( ctx.pContext_ ); } ~state() {} public: ////////////////////////////////////////////////////////////////////////// // The following declarations should be private. // They are only public because many compilers lack template friends. ////////////////////////////////////////////////////////////////////////// // See base class for documentation typedef typename base_type::outermost_context_base_type outermost_context_base_type; typedef typename base_type::inner_context_ptr_type inner_context_ptr_type; typedef typename base_type::context_ptr_type context_ptr_type; typedef typename base_type::inner_initial_list inner_initial_list; static void initial_deep_construct( outermost_context_base_type & outermostContextBase ) { deep_construct( &outermostContextBase, outermostContextBase ); } // See base class for documentation static void deep_construct( const context_ptr_type & pContext, outermost_context_base_type & outermostContextBase ) { const inner_context_ptr_type pInnerContext( shallow_construct( pContext, outermostContextBase ) ); base_type::template deep_construct_inner< inner_initial_list >( pInnerContext, outermostContextBase ); } static inner_context_ptr_type shallow_construct( const context_ptr_type & pContext, outermost_context_base_type & outermostContextBase ) { const inner_context_ptr_type pInnerContext( new MostDerived( my_context( pContext ) ) ); outermostContextBase.add( pInnerContext ); return pInnerContext; } }; } // namespace statechart } // namespace boost #endif