ntqfile.h Include File

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# ntqfile.h

This is the verbatim text of the ntqfile.h include file. It is provided only for illustration; the copyright remains with Trolltech.

    /****************************************************************************
    ** $Id: qt/ntqfile.h   3.3.8   edited Jan 11 14:38 $
    **
    ** Definition of TQFile class
    **
    ** Created : 930831
    **
    ** Copyright (C) 1992-2007 Trolltech ASA.  All rights reserved.
    **
    ** This file is part of the tools module of the TQt GUI Toolkit.
    **
    ** This file may be used under the terms of the GNU General Public
    ** License versions 2.0 or 3.0 as published by the Free Software
    ** Foundation and appearing in the file LICENSE.GPL included in the
    ** packaging of this file. Alternatively you may (at your option) use any
    ** later version of the GNU General Public License if such license has
    ** been publicly approved by Trolltech ASA (or its successors, if any)
    ** and the KDE Free TQt Foundation.
    **
    ** Please review the following information to ensure GNU General
    ** Public Licensing requirements will be met:
    ** http://trolltech.com/products/qt/licenses/licensing/opensource/.
    ** If you are unsure which license is appropriate for your use, please
    ** review the following information:
    ** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
    ** or contact the sales department at sales@trolltech.com.
    **
    ** This file may be used under the terms of the Q Public License as
    ** defined by Trolltech ASA and appearing in the file LICENSE.TQPL
    ** included in the packaging of this file.  Licensees holding valid TQt
    ** Commercial licenses may use this file in accordance with the TQt
    ** Commercial License Agreement provided with the Software.
    **
    ** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
    ** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
    ** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
    ** herein.
    **
    **********************************************************************/

    #ifndef TQFILE_H
    #define TQFILE_H

    #ifndef QT_H
    #include "ntqiodevice.h"
    #include "ntqstring.h"
    #include <stdio.h>
    #endif // QT_H

    class TQDir;
    class TQFilePrivate;

    class TQ_EXPORT TQFile : public TQIODevice			// file I/O device class
    {
    public:
        TQFile();
        TQFile( const TQString &name );
       ~TQFile();

        TQString	name()	const;
        void	setName( const TQString &name );

        typedef TQCString (*EncoderFn)( const TQString &fileName );
        typedef TQString (*DecoderFn)( const TQCString &localfileName );
        static TQCString encodeName( const TQString &fileName );
        static TQString decodeName( const TQCString &localFileName );
        static void setEncodingFunction( EncoderFn );
        static void setDecodingFunction( DecoderFn );

        bool	exists()   const;
        static bool exists( const TQString &fileName );

        bool	remove();
        static bool remove( const TQString &fileName );

        bool	open( int );
        bool	open( int, FILE * );
        bool	open( int, int );
        void	close();
        void	flush();

        Offset	size() const;
        Offset	at() const;
        bool	at( Offset );
        bool	atEnd() const;

        TQ_LONG	readBlock( char *data, TQ_ULONG len );
        TQ_LONG	writeBlock( const char *data, TQ_ULONG len );
        TQ_LONG	writeBlock( const TQByteArray& data )
    		      { return TQIODevice::writeBlock(data); }
        TQ_LONG	readLine( char *data, TQ_ULONG maxlen );
        TQ_LONG	readLine( TQString &, TQ_ULONG maxlen );

        int		getch();
        int		putch( int );
        int		ungetch( int );

        int		handle() const;

        TQString	errorString() const; // ### TQt 4: move into TQIODevice

    protected:
        void	setErrorString( const TQString& ); // ### TQt 4: move into TQIODevice
        TQString	fn;
        FILE       *fh;
        int		fd;
        Offset	length;
        bool	ext_f;
        TQFilePrivate *d; // ### TQt 4: make private

    private:
        void	init();
        void	setErrorStringErrno( int );
        TQCString	ungetchBuffer;

    private:	// Disabled copy constructor and operator=
    #if defined(TQ_DISABLE_COPY)
        TQFile( const TQFile & );
        TQFile &operator=( const TQFile & );
    #endif
    };

    inline TQString TQFile::name() const
    { return fn; }

    inline TQIODevice::Offset TQFile::at() const
    { return ioIndex; }

    #endif // TQFILE_H