logger.hpp

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/*****************************************************************************
 * logger.hpp
 *****************************************************************************
 * Copyright (C) 2003 the VideoLAN team
 * $Id: 6f9094ccf1b2d0de8de8f03be180a071fbe04c30 $
 *
 * Authors: Cyril Deguet     <asmax@via.ecp.fr>
 *          Olivier Teulière <ipkiss@via.ecp.fr>
 *
 * 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 2 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.,
 * 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
 *****************************************************************************/

#ifndef LOGGER_HPP
#define LOGGER_HPP

#include "skin_common.hpp"
#include <string>


// helper macros
#define MSG_ERR( msg ) Logger::instance( getIntf() )->error( msg )
#define MSG_WARN( msg ) Logger::instance( getIntf() )->warn( msg )


// Logger class
class Logger: public SkinObject
{
public:
    /// Get the instance of Logger
    /// Returns NULL if initialization failed
    static Logger *instance( intf_thread_t *pIntf );

    /// Delete the instance of Logger
    static void destroy( intf_thread_t *pIntf );

    /// Print an error message
    void error( const string &rMsg );

    /// Print a warning
    void warn( const string &rMsg );

private:
    // Private because it's a singleton
    Logger( intf_thread_t *pIntf );
    ~Logger();
};


#endif