win32filestream.h

来自「这是VCF框架的代码」· C头文件 代码 · 共 118 行

#ifndef _VCF_WIN32FILESTREAM_H__
#define _VCF_WIN32FILESTREAM_H__
//Win32FileStream.h

/*
Copyright 2000-2004 The VCF Project.
Please see License.txt in the top level directory
where you installed the VCF.
*/


#if _MSC_VER > 1000
#   pragma once
#endif


namespace VCF
{

class Win32FileStream : public FileStreamPeer
{
public:
	Win32FileStream( const String& filename, const FileStreamAccessType& accessType );

	Win32FileStream( File* file );

	virtual ~Win32FileStream();

	virtual void seek( const unsigned long& offset, const SeekType& offsetFrom );

	virtual unsigned long getSize();

	virtual unsigned long read( unsigned char* bytesToRead, unsigned long sizeOfBytes );

	virtual unsigned long write( const unsigned char* bytesToWrite, unsigned long sizeOfBytes );

	virtual char* getBuffer();
private:
	HANDLE fileHandle_;
	VCF::String filename_;
	File* file_;
	DWORD translateAccessType( const FileStreamAccessType& accessType );
	DWORD translateAccessTypeToCreationType( const FileStreamAccessType& accessType );
	DWORD translateSeekTypeToMoveType( const SeekType& offsetFrom );
};


};


/**
*CVS Log info
*$Log$
*Revision 1.3  2006/04/07 02:35:36  ddiego
*initial checkin of merge from 0.6.9 dev branch.
*
*Revision 1.2.6.1  2005/09/21 02:21:53  ddiego
*started to integrate jpeg support directly into graphicskit.
*
*Revision 1.2  2004/08/07 02:49:16  ddiego
*merged in the devmain-0-6-5 branch to stable
*
*Revision 1.1.2.3  2004/07/29 02:39:14  ddiego
*fixed a bug with File::getINputStream and File::getOutputStream.
*
*Revision 1.1.2.2  2004/04/29 04:07:14  marcelloptr
*reformatting of source files: macros and csvlog and copyright sections
*
*Revision 1.1.2.1  2004/04/28 03:29:41  ddiego
*migration towards new directory structure
*
*Revision 1.8.4.1  2004/04/26 21:58:43  marcelloptr
*changes for dir reorganization: _VCF_MACRO_H__
*
*Revision 1.8  2003/12/18 05:15:59  ddiego
*merge from devmain-0-6-2 branch into the stable branch
*
*Revision 1.7.4.1  2003/10/23 04:24:51  ddiego
*more musical chairs with headers again, in yet another attempt to make
*them more efficent to speed up compiles.
*Removed all teh template RTTI classes and put them all in one header
*called VCFRTTIImpl.h. This should help compile speeds a bit.
*The next step is to look at some of the event classes and remove ones
*that aren't really neccessary - I'd estimate that 50% of the current
*event classes are unneccessary and can be removed.
*
*Revision 1.7  2003/05/17 20:37:13  ddiego
*this is the checkin for the 0.6.1 release - represents the merge over from
*the devmain-0-6-0 branch plus a few minor bug fixes
*
*Revision 1.6.16.2  2003/03/23 03:23:50  marcelloptr
*3 empty lines at the end of the files
*
*Revision 1.6.16.1  2003/03/12 03:11:20  ddiego
*switched all member variable that used the "m_"<name> prefix to
* <name>"_" suffix nameing standard.
*Also changed all vcf builder files to accomadate this.
*Changes were made to the Stream classes to NOT multiple inheritance and to
*be a little more correct. Changes include breaking the FileStream into two
*distinct classes, one for input and one for output.
*
*Revision 1.6  2002/05/09 03:10:43  ddiego
*merged over code from development branch devmain-0-5-1a into the main CVS trunk
*
*Revision 1.5.4.1  2002/03/20 21:56:56  zzack
*Changed Include Style of FoundationKit
*
*Revision 1.5  2002/01/24 01:46:48  ddiego
*added a cvs "log" comment to the top of all files in vcf/src and vcf/include
*to facilitate change tracking
*
*/


#endif // _VCF_WIN32FILESTREAM_H__