class RFID:public SubjectListener
{
Q_OBJECT
public:
 
    RFID(MainWindow * ui, QObject *parent = 0){this->ui=ui;};
 
    void subjectUpdated(Event * e)
    {
        int i;
        printf("\n CALLBACKKKK  \n");
 
        switch(e->getType()){
        case NOTIFY_DATA:
            {
 
                unsigned char *id=((EventIdnova *)e)->getSourceObject()->getTagId();
                printf("TAG ID: ");
                for(i=0; i<sizeof(tag_id); i++)
                    printf("%x  ",id[i]);
                printf("\n");
                ((EventIdnova *)e)->getSourceObject()->beepBuzzer (1000);
 
               }
 
            }
            break;
        case WRITE_DATA:
            printf("WRITE_DATA\n");
 
            //                                 flag_write=((EventIdnova *)e)->getLastOperation ();
 
            break;
        }
    }
 
 
private :
MainWindow *ui;
int z;
 
};