GwCentralLog.h

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/***************************************************************************
 *   Copyright (C) 2004 by Olivier Stezowski                               *
 *   stezow(AT)ipnl.in2p3.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.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/
 
#ifndef Gw_CentralLog
#define Gw_CentralLog
#define Gw_CENTRALLOG_H Gw_CentralLog

#include <string>
#include <list>

#include "SingletonDestroyer.h"

namespace Gw  {

class LogCollector;   
class LogMessage;   
 

class CentralLog 
{   
private:
        static CentralLog *gTheCentralLog; 
        static SingletonDestroyer<CentralLog> gTheCentralLogDestroyer; 
    
protected:     
        friend class SingletonDestroyer<CentralLog>;  

private:
        LogCollector *fCurrentCollector;
        std::list < LogCollector * > fListOfCollectors;
           
private:
    CentralLog();
    virtual ~CentralLog();   
    
public: 
    static CentralLog *theCentralLog();  
    
    bool ChangeCollector(std::string whichlog = std::string("Null")); 
    

    bool IsCollector(std::string whichlog); 
           
    LogCollector *GetCurrentLogCollector() const;
    

    LogCollector *Add ( LogCollector * );  
    

    // void Remove( std::string );

}; 
        
} // namespace Gw

#endif