ProcessListener.h

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/*  Copyright (C) 2008 National Institute For Space Research (INPE) - Brazil.
 
    This file is part of the TerraLib - a Framework for building GIS enabled applications.
 
    TerraLib is free software: you can redistribute it and/or modify
    it under the terms of the GNU Lesser General Public License as published by
    the Free Software Foundation, either version 3 of the License,
    or (at your option) any later version.
 
    TerraLib 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 TerraLib. See COPYING. If not, write to
    TerraLib Team at <terralib-team@terralib.org>.
 */
 
 /*!
   \file terralib/process/ProcessListener.h
 
   \brief This abstract class a listener to the process flow
 */
 
#ifndef __TERRALIB_PROCESS_INTERNAL_PROCESSLISTENER_H
#define __TERRALIB_PROCESS_INTERNAL_PROCESSLISTENER_H
 
 // TerraLib
#include "Config.h"
 
//STL
#include <string>
 
namespace te
{
  namespace process
  {
    class TaskSharedPtr;
 
    /*!
      \class ProcessListener
 
      \brief This abstract class a listener to the process flow
    */
    class TEPROCESSEXPORT ProcessListener
    {
    public:
 
      virtual void onProcessStarted() {};
 
      virtual void onProcessFinished() {};
 
      virtual void onTaskStarted(const te::process::TaskSharedPtr& task) {};
 
      virtual void onTaskFinished(const te::process::TaskSharedPtr& task) {};
 
      virtual void onProcessAborted(const std::string& errorMessage) {};
 
    };
  } // end namespace process
}   // end namespace te
 
#endif  // __TERRALIB_PROCESS_INTERNAL_PROCESSLISTENER_H