/////////////////////////////////////////////////////////////////////////////// 
// Copyright (C) 2003-2012, Open Design Alliance (the "Alliance"). 
// All rights reserved. 
// 
// This software and its documentation and related materials are owned by 
// the Alliance. The software may only be incorporated into application 
// programs owned by members of the Alliance, subject to a signed 
// Membership Agreement and Supplemental Software License Agreement with the
// Alliance. The structure and organization of this software are the valuable  
// trade secrets of the Alliance and its suppliers. The software is also 
// protected by copyright law and international treaty provisions. Application  
// programs incorporating this software must include the following statement 
// with their copyright notices:
//   
//   This application incorporates Teigha(R) software pursuant to a license 
//   agreement with Open Design Alliance.
//   Teigha(R) Copyright (C) 2003-2012 by Open Design Alliance. 
//   All rights reserved.
//
// By use of this software, its documentation or related materials, you 
// acknowledge and accept the above terms.
///////////////////////////////////////////////////////////////////////////////

#ifndef EXSYSTEMSERVICES_DEFINED
#define EXSYSTEMSERVICES_DEFINED

#include "TD_PackPush.h"

#include "DbSystemServices.h"


/** Description:
  This class implements platform-dependent file operations for Teigha.
  {group:ExServices_Classes} 
  Library: Source *code* provided. 
*/
class ExSystemServices : public OdDbSystemServices
{
public:
  ExSystemServices();

  OdStreamBufPtr createFile(
    const OdString& filename,                            
    Oda::FileAccessMode accessMode = Oda::kFileRead,  
    Oda::FileShareMode shareMode = Oda::kShareDenyNo, 
    Oda::FileCreationDisposition creationDisposition = Oda::kOpenExisting);

  bool accessFile(const OdString& filename, int accessMode);

  OdInt64 getFileCTime(const OdString& filename);                 
  OdInt64 getFileMTime(const OdString& filename);                 
  OdInt64 getFileSize(const OdString& filename);

  OdString formatMessage(unsigned int formatId, va_list* argList = 0);
  
  /** Description:
    Returns the system code page.
    
    Remarks:
    On Windows platforms system code page is initialized based on computer's
    Regional Settings. On other platforms with CP_UNDEFINED.
    It can be altered by setSystemCodePage()
  */
  OdCodePageId systemCodePage() const;
  
  /** Description:
    Sets the system *code* page.
    Arguments:
    codePage (I) CodePage.
  */
  void setSystemCodePage(OdCodePageId id);

  virtual OdResult initModelerLibrary();
  virtual OdResult uninitModelerLibrary();

protected:
  OdCodePageId m_CodePageId;
};

#include "TD_PackPop.h"

#endif	// EXSYSTEMSERVICES_DEFINED
