/home/tobi/workspace/solarpowerlog/src/patterns/IObserverObserver.h

Go to the documentation of this file.

/* ----------------------------------------------------------------------------
   solarpowerlog
   Copyright (C) 2009  Tobias Frost

   This file is part of solarpowerlog.

   Solarpowerlog is free software; However, it is dual-licenced
   as described in the file "COPYING".

   For this file (IObserverObserver.h), the license terms are:

   You can redistribute it and/or  modify it under the terms of the GNU Lesser
   General Public License (LGPL) as published by the Free Software Foundation;
   either version 3 of the License, or (at your option) any later version.

   This program is distributed in the hope that it will be useful, but
   WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Library General Public
   License along with this proramm; if not, see
   <http://www.gnu.org/licenses/>.
   ----------------------------------------------------------------------------
*/


#ifndef OBSERVEROBSERVER_H_
#define OBSERVEROBSERVER_H_

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

using namespace std;

class IObserverSubject;

class IObserverObserver {
public:

     IObserverObserver(IObserverSubject *subject = 0);

     virtual ~IObserverObserver();

     virtual void Update(const class IObserverSubject * subject) = 0;
    virtual IObserverSubject *getSubject() const;

    virtual void setSubject(IObserverSubject *subject);

private:
     IObserverSubject *subject;

};

#endif /* OBSERVEROBSERVER_H_ */