# qdatastream.h

This is the verbatim text of the qdatastream.h include file. It is is provided only for illustration; the copyright remains with Troll Tech.

    /****************************************************************************
    ** $Id: qdatastream.h,v 2.7.2.2 1998/08/21 19:13:24 hanord Exp $
    **
    ** Definition of QDataStream class
    **
    ** Created : 930831
    **
    ** Copyright (C) 1992-1999 Troll Tech AS.  All rights reserved.
    **
    ** This file is part of Qt Free Edition, version 1.45.
    **
    ** See the file LICENSE included in the distribution for the usage
    ** and distribution terms, or http://www.troll.no/free-license.html.
    **
    ** IMPORTANT NOTE: You may NOT copy this file or any part of it into
    ** your own programs or libraries.
    **
    ** Please see http://www.troll.no/pricing.html for information about
    ** Qt Professional Edition, which is this same library but with a
    ** license which allows creation of commercial/proprietary software.
    **
    *****************************************************************************/

    #ifndef QDATASTREAM_H
    #define QDATASTREAM_H

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

    class Q_EXPORT QDataStream                              // data stream class
    {
    public:
        QDataStream();
        QDataStream( QIODevice * );
        QDataStream( QByteArray, int mode );
        virtual ~QDataStream();

        QIODevice   *device() const;
        void         setDevice( QIODevice * );
        void         unsetDevice();

        bool         eof() const;

        enum ByteOrder { BigEndian, LittleEndian };
        int          byteOrder()    const;
        void         setByteOrder( int );

        bool         isPrintableData() const;
        void         setPrintableData( bool );

        QDataStream &operator>>( Q_INT8 &i );
        QDataStream &operator>>( Q_UINT8 &i );
        QDataStream &operator>>( Q_INT16 &i );
        QDataStream &operator>>( Q_UINT16 &i );
        QDataStream &operator>>( Q_INT32 &i );
        QDataStream &operator>>( Q_UINT32 &i );
        QDataStream &operator>>( float &f );
        QDataStream &operator>>( double &f );
        QDataStream &operator>>( char *&str );

        QDataStream &operator<<( Q_INT8 i );
        QDataStream &operator<<( Q_UINT8 i );
        QDataStream &operator<<( Q_INT16 i );
        QDataStream &operator<<( Q_UINT16 i );
        QDataStream &operator<<( Q_INT32 i );
        QDataStream &operator<<( Q_UINT32 i );
        QDataStream &operator<<( float f );
        QDataStream &operator<<( double f );
        QDataStream &operator<<( const char *str );

        QDataStream &readBytes( char *&, uint &len );
        QDataStream &readRawBytes( char *, uint len );

        QDataStream &writeBytes( const char *, uint len );
        QDataStream &writeRawBytes( const char *, uint len );

    private:
        QIODevice   *dev;
        bool         owndev;
        int          byteorder;
        bool         printable;
        bool         noswap;

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

    /*****************************************************************************
      QDataStream inline functions
     *****************************************************************************/

    inline QIODevice *QDataStream::device() const
    { return dev; }

    inline bool QDataStream::eof() const
    { return dev ? dev->atEnd() : TRUE; }

    inline int QDataStream::byteOrder() const
    { return byteorder; }

    inline bool QDataStream::isPrintableData() const
    { return printable; }

    inline void QDataStream::setPrintableData( bool p )
    { printable = p; }

    inline QDataStream &QDataStream::operator>>( Q_UINT8 &i )
    { return *this >> (Q_INT8&)i; }

    inline QDataStream &QDataStream::operator>>( Q_UINT16 &i )
    { return *this >> (Q_INT16&)i; }

    inline QDataStream &QDataStream::operator>>( Q_UINT32 &i )
    { return *this >> (Q_INT32&)i; }

    inline QDataStream &QDataStream::operator<<( Q_UINT8 i )
    { return *this << (Q_INT8)i; }

    inline QDataStream &QDataStream::operator<<( Q_UINT16 i )
    { return *this << (Q_INT16)i; }

    inline QDataStream &QDataStream::operator<<( Q_UINT32 i )
    { return *this << (Q_INT32)i; }

    #endif // QDATASTREAM_H