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/*
*
* $Id: sourceheader 511311 2006-02-19 14:51:05Z trueg $
* Copyright (C) 2006 Sebastian Trueg <trueg@k3b.org>
*
* This file is part of the K3b project.
* Copyright (C) 1998-2007 Sebastian Trueg <trueg@k3b.org>
*
* 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.
* See the file "COPYING" for the exact licensing terms.
*/
#ifndef _K3B_FILE_SPLITTER_H_
#define _K3B_FILE_SPLITTER_H_
#include <tqiodevice.h>
#include <tqstring.h>
#include <kio/global.h>
#include <k3b_export.h>
/**
* TQFile replacement which splits
* big files according to the underlying file system's
* maximum file size.
*
* The filename will be changed to include a counter
* if the file has to be splitted like so:
*
* <pre>
* filename.iso
* filename.iso.001
* filename.iso.002
* ...
* </pre>
*/
class LIBK3B_EXPORT K3bFileSplitter : public TQIODevice
{
public:
K3bFileSplitter();
K3bFileSplitter( const TQString& filename );
~K3bFileSplitter();
/**
* Set the maximum file size. If this is set to 0
* (the default) the max filesize is determined based on
* the filesystem type.
*
* Be aware that setName will reset the max file size.
*/
void setMaxFileSize( KIO::filesize_t size );
const TQString& name() const;
void setName( const TQString& filename );
virtual bool open( int mode );
virtual void close();
#ifdef USE_QT4
inline qint64 readData ( char * data, qint64 maxSize ) { return readBlock(data, maxSize); }
inline qint64 writeData ( const char * data, qint64 maxSize ) { return writeBlock(data, maxSize); }
#endif // USE_QT4
/**
* File descriptor to read from and write to.
* Not implemented yet!
*/
int handle() const;
virtual void flush();
/**
* Not implemented
*/
#ifdef USE_QT4
virtual qint64 size() const;
#else // USE_QT4
virtual Offset size() const;
#endif // USE_QT4
/**
* Not implemented
*/
virtual Offset at() const;
/**
* Not implemented
*/
virtual bool at( Offset );
virtual bool atEnd() const;
virtual TQ_LONG readBlock( char *data, TQ_ULONG maxlen );
virtual TQ_LONG writeBlock( const char *data, TQ_ULONG len );
virtual int getch();
virtual int putch( int );
virtual int ungetch( int );
/**
* Deletes all the splitted files.
* Caution: Does remove all files that fit the naming scheme without any
* additional checks.
*/
void remove();
private:
class Private;
Private* d;
};
#endif
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