statemachine-3.cpp

#include <iostream>
#include <boost/statechart/event.hpp>
#include <boost/statechart/state_machine.hpp>
#include <boost/statechart/simple_state.hpp>
#include <boost/statechart/transition.hpp>
#include <boost/statechart/custom_reaction.hpp>
namespace sc = boost::statechart;
namespace mpl = boost::mpl;
using namespace std;

struct firstState;
struct secondState;

struct statemachine : sc::state_machine<statemachine, firstState> {
};

struct event_MoveToSecond : sc::event<event_MoveToSecond> {};
struct event_MoveToFirst : sc::event<event_MoveToFirst> {};

struct firstState : sc::simple_state<firstState, statemachine> {
    firstState() { cout<<"In State => firstState => Construction"<<endl; }
    ~firstState() { cout<<"In State => firstState => Destruction"<<endl; }
    typedef sc::transition<event_MoveToSecond, secondState> reactions;
};

struct secondState : sc::simple_state<secondState, statemachine> {
    secondState() { cout<<"In State => secondState => Construction"<<endl; }
    ~secondState() { cout<<"In State => secondState => Destruction"<<endl; }
    typedef sc::transition<event_MoveToFirst, firstState> reactions;
};


int main() {
    // dynamic memory
	shared_ptr<statemachine> sm = make_shared<statemachine>();
	sm->initiate();
	sm->process_event(event_MoveToSecond());
	sm->process_event(event_MoveToFirst());
	return 0;
}