server/channelVisitor.h

/* Copyright (c) 2008-2009, Stefan Eilemann <eile@equalizergraphics.com> 
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License version 2.1 as published
 * by the Free Software Foundation.
 *  
 * This library 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 Lesser General Public License
 * along with this library; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#ifndef EQSERVER_CHANNELVISITOR_H
#define EQSERVER_CHANNELVISITOR_H

#include "visitorResult.h"  // enum

namespace eq
{
namespace server
{
    class Channel;

    class ChannelVisitor
    {
    public:
        ChannelVisitor(){}
        
        virtual ~ChannelVisitor(){}

        virtual VisitorResult visit( Channel* channel )
            { return TRAVERSE_CONTINUE; }
    };

    class ConstChannelVisitor
    {
    public:
        ConstChannelVisitor(){}
        
        virtual ~ConstChannelVisitor(){}

        virtual VisitorResult visit( const Channel* channel )
            { return TRAVERSE_CONTINUE; }
    };
}
}
#endif // EQSERVER_CHANNELVISITOR_H