mem_displayer.h

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/* Copyright, 2000, 2001 Nevrax Ltd.
 *
 * This file is part of NEVRAX NEL.
 * NEVRAX NEL 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, or (at your option)
 * any later version.

 * NEVRAX NEL 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 NEVRAX NEL; see the file COPYING. If not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
 * MA 02111-1307, USA.
 */

#ifndef NL_MEM_DISPLAYER_H
#define NL_MEM_DISPLAYER_H

#include "types_nl.h"
#include "displayer.h"

#include <deque>
#include <string>


namespace NLMISC {


class CMemDisplayer : public IDisplayer
{
public:
    CMemDisplayer (const char *displayerName = "");

    void            setParam (uint32 maxStrings = 50);

    void            write (CLog *log = NULL, bool quiet=true);
    void            write (std::string &str, bool crLf=false);

    const std::deque<std::string>   &lockStrings () { _CanUseStrings = false; return _Strings; }

    void unlockStrings() { _CanUseStrings = true; }

    void clear () { if (_CanUseStrings) _Strings.clear (); }

protected:
    virtual void    doDisplay ( const CLog::TDisplayInfo& args, const char *message );

    bool                        _NeedHeader;

    uint32                      _MaxStrings;    // number of string in the _Strings queue (default is 50)

    bool                        _CanUseStrings;

    std::deque<std::string>     _Strings;

};

class CLightMemDisplayer : public CMemDisplayer
{
public:
    CLightMemDisplayer (const char *displayerName = "") : CMemDisplayer(displayerName) { }

protected:
    virtual void    doDisplay ( const CLog::TDisplayInfo& args, const char *message );
};



} // NLMISC


#endif // NL_MEM_DISPLAYER_H

/* End of mem_displayer.h */