Chris@16: #ifndef BOOST_STATECHART_DETAIL_LEAF_STATE_HPP_INCLUDED
Chris@16: #define BOOST_STATECHART_DETAIL_LEAF_STATE_HPP_INCLUDED
Chris@16: //////////////////////////////////////////////////////////////////////////////
Chris@16: // Copyright 2002-2006 Andreas Huber Doenni
Chris@16: // Distributed under the Boost Software License, Version 1.0. (See accompany-
Chris@16: // ing file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
Chris@16: //////////////////////////////////////////////////////////////////////////////
Chris@16: 
Chris@16: 
Chris@16: 
Chris@16: #include <boost/statechart/detail/state_base.hpp>
Chris@16: 
Chris@16: 
Chris@16: 
Chris@16: namespace boost
Chris@16: {
Chris@16: namespace statechart
Chris@16: {
Chris@16: namespace detail
Chris@16: {
Chris@16: 
Chris@16: 
Chris@16: 
Chris@16: //////////////////////////////////////////////////////////////////////////////
Chris@16: template< class Allocator, class RttiPolicy >
Chris@16: class leaf_state : public state_base< Allocator, RttiPolicy >
Chris@16: {
Chris@16:   typedef state_base< Allocator, RttiPolicy > base_type;
Chris@16:   protected:
Chris@16:     //////////////////////////////////////////////////////////////////////////
Chris@16:     leaf_state( typename RttiPolicy::id_provider_type idProvider ) :
Chris@16:       base_type( idProvider )
Chris@16:     {
Chris@16:     }
Chris@16: 
Chris@16:     ~leaf_state() {}
Chris@16: 
Chris@16:   public:
Chris@16:     //////////////////////////////////////////////////////////////////////////
Chris@16:     // The following declarations should be private.
Chris@16:     // They are only public because many compilers lack template friends.
Chris@16:     //////////////////////////////////////////////////////////////////////////
Chris@16:     void set_list_position(
Chris@16:       typename base_type::state_list_type::iterator listPosition )
Chris@16:     {
Chris@16:       listPosition_ = listPosition;
Chris@16:     }
Chris@16: 
Chris@16:     typedef typename base_type::leaf_state_ptr_type
Chris@16:       direct_state_base_ptr_type;
Chris@16: 
Chris@16:     virtual void remove_from_state_list(
Chris@16:       typename base_type::state_list_type::iterator & statesEnd,
Chris@16:       typename base_type::node_state_base_ptr_type & pOutermostUnstableState,
Chris@16:       bool performFullExit )
Chris@16:     {
Chris@16:       --statesEnd;
Chris@16:       swap( *listPosition_, *statesEnd );
Chris@16:       ( *listPosition_ )->set_list_position( listPosition_ );
Chris@16:       direct_state_base_ptr_type & pState = *statesEnd;
Chris@16:       // Because the list owns the leaf_state, this leads to the immediate
Chris@16:       // termination of this state.
Chris@16:       pState->exit_impl( pState, pOutermostUnstableState, performFullExit );
Chris@16:     }
Chris@16: 
Chris@16:     virtual void exit_impl(
Chris@16:       direct_state_base_ptr_type & pSelf,
Chris@16:       typename base_type::node_state_base_ptr_type & pOutermostUnstableState,
Chris@16:       bool performFullExit ) = 0;
Chris@16: 
Chris@16:   private:
Chris@16:     //////////////////////////////////////////////////////////////////////////
Chris@16:     typename base_type::state_list_type::iterator listPosition_;
Chris@16: };
Chris@16: 
Chris@16: 
Chris@16: 
Chris@16: } // namespace detail
Chris@16: } // namespace statechart
Chris@16: } // namespace boost
Chris@16: 
Chris@16: 
Chris@16: 
Chris@16: #endif