statemachine.h

#ifndef HYDROROBOTDRIVERUTIL_STATEMACHINE_H
#define HYDROROBOTDRIVERUTIL_STATEMACHINE_H

#include <string>
#include <gbxsickacfr/gbxiceutilacfr/store.h>

namespace hydrorobotdriverutil {

class StateMachine
{

public: 

    StateMachine();

    void setWarning( const std::string &reason );
    void setFault( const std::string &reason );
    void setOK();
    bool isFault();
    bool isFault( std::string &reason );
    bool isWarning();
    bool isWarning( std::string &reason );
    bool isWarnOrFault();

private: 

    enum StateType {
        StateTypeOK,
        StateTypeWarning,
        StateTypeFault
    };
    class State {
    public:
        State() {}
        State( StateType s )
            {
                stateType = s;
                reason = "";
            }
        State( StateType s, const std::string &r )
            {
                stateType = s;
                reason = r;
            }

        StateType   stateType;
        std::string reason;
    };

    gbxiceutilacfr::Store<State> stateStore_;

};

}

#endif