Chris@16: #ifndef BOOST_STATECHART_EVENT_PROCESSOR_INCLUDED
Chris@16: #define BOOST_STATECHART_EVENT_PROCESSOR_INCLUDED
Chris@16: //////////////////////////////////////////////////////////////////////////////
Chris@16: // Copyright 2002-2008 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: namespace boost
Chris@16: {
Chris@16: namespace statechart
Chris@16: {
Chris@16: 
Chris@16: 
Chris@16:   
Chris@16: class event_base;
Chris@16: 
Chris@16: 
Chris@16: 
Chris@16: //////////////////////////////////////////////////////////////////////////////
Chris@16: template< class Scheduler >
Chris@16: class event_processor
Chris@16: {
Chris@16:   public:
Chris@16:     //////////////////////////////////////////////////////////////////////////
Chris@16:     virtual ~event_processor() {}
Chris@16: 
Chris@16:     Scheduler & my_scheduler() const
Chris@16:     {
Chris@16:       return myScheduler_;
Chris@16:     }
Chris@16: 
Chris@16:     typedef typename Scheduler::processor_handle processor_handle;
Chris@16: 
Chris@16:     processor_handle my_handle() const
Chris@16:     {
Chris@16:       return myHandle_;
Chris@16:     }
Chris@16: 
Chris@16:     void initiate()
Chris@16:     {
Chris@16:       initiate_impl();
Chris@16:     }
Chris@16: 
Chris@16:     void process_event( const event_base & evt )
Chris@16:     {
Chris@16:       process_event_impl( evt );
Chris@16:     }
Chris@16: 
Chris@16:     void terminate()
Chris@16:     {
Chris@16:       terminate_impl();
Chris@16:     }
Chris@16: 
Chris@16:   protected:
Chris@16:     //////////////////////////////////////////////////////////////////////////
Chris@16:     typedef const typename Scheduler::processor_context & my_context;
Chris@16: 
Chris@16:     event_processor( my_context ctx ) :
Chris@16:       myScheduler_( ctx.my_scheduler() ),
Chris@16:       myHandle_( ctx.my_handle() )
Chris@16:     {
Chris@16:     }
Chris@16: 
Chris@16:   private:
Chris@16:     //////////////////////////////////////////////////////////////////////////
Chris@16:     virtual void initiate_impl() = 0;
Chris@16:     virtual void process_event_impl( const event_base & evt ) = 0;
Chris@16:     virtual void terminate_impl() = 0;
Chris@16: 
Chris@16:     // avoids C4512 (assignment operator could not be generated)
Chris@16:     event_processor & operator=( const event_processor & );
Chris@16: 
Chris@16:     Scheduler & myScheduler_;
Chris@16:     const processor_handle myHandle_;
Chris@16: };
Chris@16: 
Chris@16: 
Chris@16: 
Chris@16: } // namespace statechart
Chris@16: } // namespace boost
Chris@16: 
Chris@16: 
Chris@16: 
Chris@16: #endif