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kconfigbackend.h

// vi:ts=4:shiftwidth=4:expandtab
/*
   This file is part of the KDE libraries
   Copyright (c) 1999 Preston Brown <pbrown@kde.org>
   Portions copyright (c) 1997 Matthias Kalle Dalheimer <kalle@kde.org>
   Copyright (C) 2002 Zhang Le <ejoy@users.sourceforge.net>
   Last Change:20-Jul-2002.
   
   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public
   License as published by the Free Software Foundation; either
   version 2 of the License, or (at your option) any later version.
   
   This library 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
   Library General Public License for more details.
   
   You should have received a copy of the GNU Library General Public License
   along with this library; see the file COPYING.LIB.  If not, write to
   the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.
*/

#ifndef _KCONFIGBACKEND_H
#define _KCONFIGBACKEND_H

#include "kconfigdata.h"
#include "kconfigbase.h"

namespace config {

class KConfigBackEndPrivate;

class KConfigBackEnd
{
public:
  KConfigBackEnd(KConfigBase *_config, const string &_fileName,
                 const char * _resType, bool _useKDEGlobals);

  virtual ~KConfigBackEnd() {};

  virtual bool parseConfigFiles() = 0;

  virtual void sync(bool bMerge = true) = 0;

  void changeFileName(const string &_fileName, const char * _resType,
                      bool _useKDEGlobals);

  virtual KConfigBase::ConfigState getConfigState() const
    { return mConfigState; }

  string fileName() const { return mfileName; }

  const char * resource() const { return resType.c_str(); }

  void setLocaleString(const string &_localeString) { localeString = _localeString; }

  void setFileWriteMode(int mode);

#ifdef KDE_NO_COMPAT
private:
#endif

  string filename() const { return mfileName; }


protected:
  KConfigBase *pConfig;

  string mfileName;
  string resType;
  bool useKDEGlobals : 1;
  bool bFileImmutable : 1;
  string localeString;
  string mLocalFileName;
  string mGlobalFileName;
  KConfigBase::ConfigState mConfigState;
  int mFileMode;

protected:
  virtual void virtual_hook( int id, void* data );
private:
  KConfigBackEndPrivate *d;
};

class KConfigINIBackEndPrivate;

class KConfigINIBackEnd : public KConfigBackEnd
{

public:
  KConfigINIBackEnd(KConfigBase *_config, const string &_fileName,
                    const char * _resType, bool _useKDEGlobals = true)
    : KConfigBackEnd(_config, _fileName, _resType, _useKDEGlobals) {}

  virtual ~KConfigINIBackEnd() {};

  bool parseConfigFiles();

  virtual void sync(bool bMerge = true);

protected:
  void parseSingleConfigFile(string& rFile, KEntryMap *pWriteBackMap = 0L,
                             bool bGlobal = false, bool bDefault = false);

  bool writeConfigFile(string filename, bool bGlobal = false, bool bMerge = true);

protected:
  virtual void virtual_hook( int id, void* data );
private:
  KConfigINIBackEndPrivate *d;
};
 }; //namespace config

#endif

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