| // Copyright 2008 Christophe Henry |
| // henry UNDERSCORE christophe AT hotmail DOT com |
| // This is an extended version of the state machine available in the boost::mpl library |
| // Distributed under the same license as the original. |
| // Copyright for the original version: |
| // Copyright 2005 David Abrahams and Aleksey Gurtovoy. 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) |
| |
| #ifndef BOOST_MSM_BACK_TOOLS_H |
| #define BOOST_MSM_BACK_TOOLS_H |
| |
| |
| #include <string> |
| #include <iostream> |
| #include <boost/msm/back/common_types.hpp> |
| #include <boost/msm/back/metafunctions.hpp> |
| |
| namespace boost { namespace msm { namespace back |
| { |
| |
| // fills the array passed in with the state names in the correct order |
| // the array must be big enough. To know the needed size, use mpl::size |
| // on fsm::generate_state_set |
| template <class stt> |
| struct fill_state_names |
| { |
| fill_state_names(char const** names):m_names(names){} |
| template <class StateType> |
| void operator()(boost::msm::wrap<StateType> const&) |
| { |
| m_names[get_state_id<stt,StateType>::value]= typeid(StateType).name(); |
| } |
| private: |
| char const** m_names; |
| }; |
| |
| // fills the typeid-generated name of the given state in the string passed as argument |
| template <class stt> |
| struct get_state_name |
| { |
| get_state_name(std::string& name_to_fill, int state_id):m_name(name_to_fill),m_state_id(state_id){} |
| template <class StateType> |
| void operator()(boost::msm::wrap<StateType> const&) |
| { |
| if (get_state_id<stt,StateType>::value == m_state_id) |
| { |
| m_name = typeid(StateType).name(); |
| } |
| } |
| private: |
| std::string& m_name; |
| int m_state_id; |
| }; |
| |
| // displays the typeid of the given Type |
| struct display_type |
| { |
| template <class Type> |
| void operator()(boost::msm::wrap<Type> const&) |
| { |
| std::cout << typeid(Type).name() << std::endl; |
| } |
| }; |
| |
| } } }//boost::msm::back |
| #endif //BOOST_MSM_BACK_TOOLS_H |