| #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 <boost/statechart/simple_state.hpp> |
| |
| #include <boost/mpl/list.hpp> |
| |
| |
| |
| 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 |