qbuffer.h Include File

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# qbuffer.h

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

    /****************************************************************************
    ** $Id: qt/qbuffer.h   3.3.8   edited Jan 11 14:38 $
    **
    ** Definition of QBuffer class
    **
    ** Created : 930812
    **
    ** Copyright (C) 1992-2007 Trolltech ASA.  All rights reserved.
    **
    ** This file is part of the tools module of the Qt GUI Toolkit.
    **
    ** This file may be distributed under the terms of the Q Public License
    ** as defined by Trolltech ASA of Norway and appearing in the file
    ** LICENSE.QPL included in the packaging of this file.
    **
    ** This file may be distributed and/or modified under the terms of the
    ** GNU General Public License version 2 as published by the Free Software
    ** Foundation and appearing in the file LICENSE.GPL included in the
    ** packaging of this file.
    **
    ** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
    ** licenses may use this file in accordance with the Qt Commercial License
    ** Agreement provided with the Software.
    **
    ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
    ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
    **
    ** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
    **   information about Qt Commercial License Agreements.
    ** See http://www.trolltech.com/qpl/ for QPL licensing information.
    ** See http://www.trolltech.com/gpl/ for GPL licensing information.
    **
    ** Contact info@trolltech.com if any conditions of this licensing are
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    **
    **********************************************************************/

    #ifndef QBUFFER_H
    #define QBUFFER_H

    #ifndef QT_H
    #include "qiodevice.h"
    #include "qstring.h"
    #endif // QT_H

    class Q_EXPORT QBuffer : public QIODevice
    {
    public:
        QBuffer();
        QBuffer( QByteArray );
       ~QBuffer();

        QByteArray buffer() const;
        bool  setBuffer( QByteArray );

        bool  open( int );
        void  close();
        void  flush();

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

        Q_LONG	  readBlock( char *p, Q_ULONG );
        Q_LONG	  writeBlock( const char *p, Q_ULONG );
        Q_LONG	  writeBlock( const QByteArray& data )
    	      { return QIODevice::writeBlock(data); }
        Q_LONG	  readLine( char *p, Q_ULONG );

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

    protected:
        QByteArray a;

    private:
        uint  a_len;
        uint  a_inc;

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

    inline QByteArray QBuffer::buffer() const
    { return a; }

    inline QIODevice::Offset QBuffer::size() const
    { return (Offset)a.size(); }

    inline QIODevice::Offset QBuffer::at() const
    { return ioIndex; }

    #endif // QBUFFER_H