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106 lines
4.3 KiB
C++
106 lines
4.3 KiB
C++
// Copyright 2008 Christophe Henry
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// henry UNDERSCORE christophe AT hotmail DOT com
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// This is an extended version of the state machine available in the boost::mpl library
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// Distributed under the same license as the original.
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// Copyright for the original version:
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// Copyright 2005 David Abrahams and Aleksey Gurtovoy. Distributed
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// under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#ifndef BOOST_MSM_INTERNAL_ROW_HPP
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#define BOOST_MSM_INTERNAL_ROW_HPP
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#include <boost/type_traits/is_base_of.hpp>
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#include <boost/mpl/bool.hpp>
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#include <boost/fusion/include/at_key.hpp>
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#include <boost/msm/back/common_types.hpp>
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#include <boost/msm/row_tags.hpp>
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#include <boost/msm/front/detail/row2_helper.hpp>
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namespace boost { namespace msm { namespace front
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{
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template<
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class Event
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, typename CalledForAction
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, void (CalledForAction::*action)(Event const&)
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>
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struct a_internal
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{
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typedef sm_a_i_row_tag row_type_tag;
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typedef Event Evt;
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template <class FSM,class SourceState,class TargetState,class AllStates>
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static ::boost::msm::back::HandledEnum action_call(FSM& fsm,Event const& evt,SourceState& src,TargetState& tgt,
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AllStates& all_states)
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{
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// in this front-end, we don't need to know source and target states
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::boost::msm::front::detail::row2_action_helper<CalledForAction,Event,action>::call_helper
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(fsm,evt,src,tgt,all_states,
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::boost::mpl::bool_< ::boost::is_base_of<CalledForAction,FSM>::type::value>());
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return ::boost::msm::back::HANDLED_TRUE;
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}
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};
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template<
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class Event
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, typename CalledForAction
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, void (CalledForAction::*action)(Event const&)
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, typename CalledForGuard
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, bool (CalledForGuard::*guard)(Event const&)
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>
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struct internal
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{
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typedef sm_i_row_tag row_type_tag;
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typedef Event Evt;
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template <class FSM,class SourceState,class TargetState,class AllStates>
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static ::boost::msm::back::HandledEnum action_call(FSM& fsm,Event const& evt,SourceState& src,TargetState& tgt,
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AllStates& all_states)
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{
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// in this front-end, we don't need to know source and target states
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::boost::msm::front::detail::row2_action_helper<CalledForAction,Event,action>::call_helper
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(fsm,evt,src,tgt,all_states,
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::boost::mpl::bool_< ::boost::is_base_of<CalledForAction,FSM>::type::value>());
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return ::boost::msm::back::HANDLED_TRUE;
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}
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template <class FSM,class SourceState,class TargetState,class AllStates>
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static bool guard_call(FSM& fsm,Event const& evt,SourceState& src,TargetState& tgt,
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AllStates& all_states)
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{
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// in this front-end, we don't need to know source and target states
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return ::boost::msm::front::detail::row2_guard_helper<CalledForGuard,Event,guard>::call_helper
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(fsm,evt,src,tgt,all_states,
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::boost::mpl::bool_< ::boost::is_base_of<CalledForGuard,FSM>::type::value>());
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}
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};
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template<
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class Event
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, typename CalledForGuard
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, bool (CalledForGuard::*guard)(Event const&)
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>
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struct g_internal
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{
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typedef sm_g_i_row_tag row_type_tag;
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typedef Event Evt;
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template <class FSM,class SourceState,class TargetState,class AllStates>
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static bool guard_call(FSM& fsm,Event const& evt,SourceState& src,TargetState& tgt,
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AllStates& all_states)
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{
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// in this front-end, we don't need to know source and target states
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return ::boost::msm::front::detail::row2_guard_helper<CalledForGuard,Event,guard>::call_helper
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(fsm,evt,src,tgt,all_states,
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::boost::mpl::bool_< ::boost::is_base_of<CalledForGuard,FSM>::type::value>());
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}
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};
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template<
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class Event
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>
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struct _internal
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{
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typedef sm__i_row_tag row_type_tag;
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typedef Event Evt;
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};
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}}}
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#endif //BOOST_MSM_INTERNAL_ROW_HPP
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