/scr/tee1/isis/lib/Core/CoreUtils/application.hpp

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// -*- fill-column: 120; c-basic-offset: 4 -*-
/****************************************************************
 *
 * Copyright (C) ISIS Dev-Team
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 * Author: Enrico Reimer, <reimer@cbs.mpg.de>, 2010
 *
 *****************************************************************/

#ifndef APPLICATION_HPP
#define APPLICATION_HPP

#include "progparameter.hpp"

namespace isis
{
namespace util
{

class Application
{
    const std::string m_name;
    std::string m_filename;
    std::list<std::pair<std::string, std::string> > m_examples;
    void addLoggingParameter( std::string name );

protected:
    typedef void ( Application::*setLogFunction )( LogLevel level )const;
    std::map<std::string, std::list<setLogFunction> > logs;
    virtual boost::shared_ptr<MessageHandlerBase> getLogHandler( std::string module, isis::LogLevel level )const;

public:

    ParameterMap parameters;

    Application( const char name[] );
    virtual ~Application();

    template<typename MODULE> void addLogging( std::string name ) {
        addLoggingParameter( name );
        logs[name].push_back( &Application::setLog<MODULE> );
    }
    void removeLogging( std::string name );

    void addExample( std::string parameters, std::string desc );

    virtual bool init( int argc, char **argv, bool exitOnError = true );
    virtual void printHelp( bool withHidden = false )const;
    template<typename MODULE> void setLog( LogLevel level ) const {
        if ( !MODULE::use );
        else _internal::Log<MODULE>::setHandler( getLogHandler( MODULE::name(), level ) );

        LOG( Debug, info ) << "Setting logging for module " << MSubject( MODULE::name() ) << " to level " << level;
    }
    //get the version of the coreutils
    static const std::string getCoreVersion( void );
};
}
}
#endif // APPLICATION_HPP