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32<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>qdatastream.h</h1>
33
34<p>This is the verbatim text of the qdatastream.h include file. It is provided only for illustration; the copyright remains with Trolltech.
35<hr>
36<pre>
37/****************************************************************************
38** $Id: qdatastream-h.html 2051 2007-02-21 10:04:20Z chehrlic $
39**
40** Definition of QDataStream class
41**
42** Created : 930831
43**
44** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
45**
46** This file is part of the tools module of the Qt GUI Toolkit.
47**
48** This file may be distributed under the terms of the Q Public License
49** as defined by Trolltech ASA of Norway and appearing in the file
50** LICENSE.QPL included in the packaging of this file.
51**
52** This file may be distributed and/or modified under the terms of the
53** GNU General Public License version 2 as published by the Free Software
54** Foundation and appearing in the file LICENSE.GPL included in the
55** packaging of this file.
56**
57** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
58** licenses may use this file in accordance with the Qt Commercial License
59** Agreement provided with the Software.
60**
61** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
62** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
63**
64** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
65** information about Qt Commercial License Agreements.
66** See http://www.trolltech.com/qpl/ for QPL licensing information.
67** See http://www.trolltech.com/gpl/ for GPL licensing information.
68**
69** Contact info@trolltech.com if any conditions of this licensing are
70** not clear to you.
71**
72**********************************************************************/
73
74#ifndef QDATASTREAM_H
75#define QDATASTREAM_H
76
77#ifndef QT_H
78#include "qiodevice.h"
79#include "qstring.h"
80#endif // QT_H
81
82#ifndef QT_NO_DATASTREAM
83class Q_EXPORT QDataStream // data stream class
84{
85public:
86 QDataStream();
87 QDataStream( QIODevice * );
88 QDataStream( QByteArray, int mode );
89 virtual ~QDataStream();
90
91 QIODevice *device() const;
92 void setDevice( QIODevice * );
93 void unsetDevice();
94
95 bool atEnd() const;
96 bool eof() const;
97
98 enum ByteOrder { BigEndian, LittleEndian };
99 int byteOrder() const;
100 void setByteOrder( int );
101
102 bool isPrintableData() const;
103 void setPrintableData( bool );
104
105 int version() const;
106 void setVersion( int );
107
108 QDataStream &amp;operator&gt;&gt;( Q_INT8 &amp;i );
109 QDataStream &amp;operator&gt;&gt;( Q_UINT8 &amp;i );
110 QDataStream &amp;operator&gt;&gt;( Q_INT16 &amp;i );
111 QDataStream &amp;operator&gt;&gt;( Q_UINT16 &amp;i );
112 QDataStream &amp;operator&gt;&gt;( Q_INT32 &amp;i );
113 QDataStream &amp;operator&gt;&gt;( Q_UINT32 &amp;i );
114 QDataStream &amp;operator&gt;&gt;( Q_INT64 &amp;i );
115 QDataStream &amp;operator&gt;&gt;( Q_UINT64 &amp;i );
116#if !defined(Q_OS_WIN64)
117 QDataStream &amp;operator&gt;&gt;( Q_LONG &amp;i );
118 QDataStream &amp;operator&gt;&gt;( Q_ULONG &amp;i );
119#endif
120
121 QDataStream &amp;operator&gt;&gt;( float &amp;f );
122 QDataStream &amp;operator&gt;&gt;( double &amp;f );
123 QDataStream &amp;operator&gt;&gt;( char *&amp;str );
124
125 QDataStream &amp;operator&lt;&lt;( Q_INT8 i );
126 QDataStream &amp;operator&lt;&lt;( Q_UINT8 i );
127 QDataStream &amp;operator&lt;&lt;( Q_INT16 i );
128 QDataStream &amp;operator&lt;&lt;( Q_UINT16 i );
129 QDataStream &amp;operator&lt;&lt;( Q_INT32 i );
130 QDataStream &amp;operator&lt;&lt;( Q_UINT32 i );
131 QDataStream &amp;operator&lt;&lt;( Q_INT64 i );
132 QDataStream &amp;operator&lt;&lt;( Q_UINT64 i );
133#if !defined(Q_OS_WIN64)
134 QDataStream &amp;operator&lt;&lt;( Q_LONG i );
135 QDataStream &amp;operator&lt;&lt;( Q_ULONG i );
136#endif
137 QDataStream &amp;operator&lt;&lt;( float f );
138 QDataStream &amp;operator&lt;&lt;( double f );
139 QDataStream &amp;operator&lt;&lt;( const char *str );
140
141 QDataStream &amp;readBytes( char *&amp;, uint &amp;len );
142 QDataStream &amp;readRawBytes( char *, uint len );
143
144 QDataStream &amp;writeBytes( const char *, uint len );
145 QDataStream &amp;writeRawBytes( const char *, uint len );
146
147private:
148 QIODevice *dev;
149 bool owndev;
150 int byteorder;
151 bool printable;
152 bool noswap;
153 int ver;
154
155private: // Disabled copy constructor and operator=
156#if defined(Q_DISABLE_COPY)
157 QDataStream( const QDataStream &amp; );
158 QDataStream &amp;operator=( const QDataStream &amp; );
159#endif
160};
161
162
163/*****************************************************************************
164 QDataStream inline functions
165 *****************************************************************************/
166
167inline QIODevice *QDataStream::device() const
168{ return dev; }
169
170inline bool QDataStream::atEnd() const
171{ return dev ? dev-&gt;atEnd() : TRUE; }
172
173inline bool QDataStream::eof() const
174{ return atEnd(); }
175
176inline int QDataStream::byteOrder() const
177{ return byteorder; }
178
179inline bool QDataStream::isPrintableData() const
180{ return printable; }
181
182inline void QDataStream::setPrintableData( bool p )
183{ printable = p; }
184
185inline int QDataStream::version() const
186{ return ver; }
187
188inline void QDataStream::setVersion( int v )
189{ ver = v; }
190
191inline QDataStream &amp;QDataStream::operator&gt;&gt;( Q_UINT8 &amp;i )
192{ return *this &gt;&gt; (Q_INT8&amp;)i; }
193
194inline QDataStream &amp;QDataStream::operator&gt;&gt;( Q_UINT16 &amp;i )
195{ return *this &gt;&gt; (Q_INT16&amp;)i; }
196
197inline QDataStream &amp;QDataStream::operator&gt;&gt;( Q_UINT32 &amp;i )
198{ return *this &gt;&gt; (Q_INT32&amp;)i; }
199
200inline QDataStream &amp;QDataStream::operator&gt;&gt;( Q_UINT64 &amp;i )
201{ return *this &gt;&gt; (Q_INT64&amp;)i; }
202
203#if !defined(Q_OS_WIN64)
204inline QDataStream &amp;QDataStream::operator&gt;&gt;( Q_ULONG &amp;i )
205{ return *this &gt;&gt; (Q_LONG&amp;)i; }
206#endif
207
208inline QDataStream &amp;QDataStream::operator&lt;&lt;( Q_UINT8 i )
209{ return *this &lt;&lt; (Q_INT8)i; }
210
211inline QDataStream &amp;QDataStream::operator&lt;&lt;( Q_UINT16 i )
212{ return *this &lt;&lt; (Q_INT16)i; }
213
214inline QDataStream &amp;QDataStream::operator&lt;&lt;( Q_UINT32 i )
215{ return *this &lt;&lt; (Q_INT32)i; }
216
217inline QDataStream &amp;QDataStream::operator&lt;&lt;( Q_UINT64 i )
218{ return *this &lt;&lt; (Q_INT64)i; }
219
220#if !defined(Q_OS_WIN64)
221inline QDataStream &amp;QDataStream::operator&lt;&lt;( Q_ULONG i )
222{ return *this &lt;&lt; (Q_LONG)i; }
223#endif
224
225#endif // QT_NO_DATASTREAM
226#endif // QDATASTREAM_H
227</pre>
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