IPortEventListener.h

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/*
 * Copyright (C) 2007-2010 RobotCub Consortium, European Commission FP6 Project IST-004370
 * author:  Arjan Gijsberts
 * email:   arjan.gijsberts@iit.it
 * website: www.robotcub.org
 * Permission is granted to copy, distribute, and/or modify this program
 * under the terms of the GNU General Public License, version 2 or any
 * later version published by the Free Software Foundation.
 *
 * A copy of the license can be found at
 * http://www.robotcub.org/icub/license/gpl.txt
 *
 * 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 General
 * Public License for more details
 */
 
#ifndef LM_IPORTEVENTLISTENER__
#define LM_IPORTEVENTLISTENER__
 
#include <string>
 
#include <yarp/os/Port.h>
 
#include "iCub/learningMachine/IEventListener.h"
 
 
namespace iCub {
namespace learningmachine {
 
class IPortEventListener : public IEventListener {
protected:
    yarp::os::Port port;
 
    bool verbose;
 
    std::string portPrefix;
 
    void resetPort(std::string portName);
 
public:
    IPortEventListener(std::string pp) : portPrefix(pp), verbose(false) { }
 
    IPortEventListener(const IPortEventListener& other)
      : IEventListener(other), portPrefix(other.portPrefix), verbose(other.verbose) { }
 
    virtual ~IPortEventListener() {
        this->port.interrupt();
        this->port.close();
    }
 
    virtual IPortEventListener& operator=(const IPortEventListener& other);
 
    virtual void start() {
        this->resetPort("");
    }
 
    /*
     * Configure.
     */
    virtual bool configure(yarp::os::Searchable& config);
 
    virtual std::string getInfo() {
        std::string verbosity = this->verbose ? "verbose" : "silent";
        return this->IEventListener::getInfo() + " [port: " + this->port.where().toString().c_str() + " " + verbosity + "]";
    }
 
};
 
} // learningmachine
} // iCub
 
#endif