C:/Users/albertlr/projects/TarzaNN/TarzaNN/Observer.h

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/****************************************************************************
 **
 ** Copyright C 2002-2012 Laboratory for Active and Attentive Vision (LAAV), Department of Computer Science and Engineering, York University, Toronto, ON, Canada.
 ** All rights reserved.
 **
 ** This file is part of the TarzaNN Neural Network Simulator.
 **
 ** This file may be distributed and/or modified under the terms of the
 ** GNU General Public License version 2 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.
 **
 ** See http://www.tarzann.org/gpl/ for GPL licensing information.
 **
 ** Contact info@tarzann.org if any conditions of this licensing are
 ** not clear to you.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 ****************************************************************************/

#ifndef OBSERVER_H_INCLUDED
#define OBSERVER_H_INCLUDED

#include <QMutex>

using namespace std;
#include <list>

class Observer{
public:
        virtual void updateNN(Observer* sourceFP, bool functional)=0;
        
        void attach(Observer * observer){
                observerMutex.lock();
                _observersList.push_back(observer);
                observerMutex.unlock(); 
        }
        
        void detach(Observer * observer){
                observerMutex.lock();   
                _observersList.remove(observer);
                observerMutex.unlock(); 
        }
        
protected:
        QMutex observerMutex;
    list<Observer*> _observersList;
};

#endif /*OBSERVER_H_INCLUDED*/