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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>qtextcodec.h</h1>
33
34<p>This is the verbatim text of the qtextcodec.h include file. It is provided only for illustration; the copyright remains with Trolltech.
35<hr>
36<pre>
37/****************************************************************************
38** $Id: qtextcodec-h.html 2051 2007-02-21 10:04:20Z chehrlic $
39**
40** Definition of QTextCodec class
41**
42** Created : 981015
43**
44** Copyright (C) 1998-2007 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**
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67** See http://www.trolltech.com/gpl/ for GPL licensing information.
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69** Contact info@trolltech.com if any conditions of this licensing are
70** not clear to you.
71**
72**********************************************************************/
73
74#ifndef QTEXTCODEC_H
75#define QTEXTCODEC_H
76
77#ifndef QT_H
78#include "qstring.h"
79#endif // QT_H
80
81#ifndef QT_NO_TEXTCODEC
82
83class QTextCodec;
84class QIODevice;
85class QFont;
86
87class Q_EXPORT QTextEncoder {
88public:
89 virtual ~QTextEncoder();
90 virtual QCString fromUnicode(const QString&amp; uc, int&amp; lenInOut) = 0;
91};
92
93class Q_EXPORT QTextDecoder {
94public:
95 virtual ~QTextDecoder();
96 virtual QString toUnicode(const char* chars, int len) = 0;
97};
98
99class Q_EXPORT QTextCodec {
100public:
101 virtual ~QTextCodec();
102
103#ifndef QT_NO_CODECS
104 static QTextCodec* loadCharmap(QIODevice*);
105 static QTextCodec* loadCharmapFile(QString filename);
106#endif //QT_NO_CODECS
107 static QTextCodec* codecForMib(int mib);
108 static QTextCodec* codecForName(const char* hint, int accuracy=0);
109 static QTextCodec* codecForContent(const char* chars, int len);
110 static QTextCodec* codecForIndex(int i);
111 static QTextCodec* codecForLocale();
112 static void setCodecForLocale(QTextCodec *c);
113
114 static QTextCodec* codecForTr();
115 static void setCodecForTr(QTextCodec *c);
116 static QTextCodec* codecForCStrings();
117 static void setCodecForCStrings(QTextCodec *c);
118
119 static void deleteAllCodecs();
120
121 static const char* locale();
122
123 virtual const char* name() const = 0;
124 virtual const char* mimeName() const;
125 virtual int mibEnum() const = 0;
126
127 virtual QTextDecoder* makeDecoder() const;
128 virtual QTextEncoder* makeEncoder() const;
129
130 virtual QString toUnicode(const char* chars, int len) const;
131 virtual QCString fromUnicode(const QString&amp; uc, int&amp; lenInOut) const;
132
133 QCString fromUnicode(const QString&amp; uc) const;
134 QString toUnicode(const QByteArray&amp;, int len) const;
135 QString toUnicode(const QByteArray&amp;) const;
136 QString toUnicode(const QCString&amp;, int len) const;
137 QString toUnicode(const QCString&amp;) const;
138 QString toUnicode(const char* chars) const;
139 virtual bool canEncode( QChar ) const;
140 virtual bool canEncode( const QString&amp; ) const;
141
142 virtual int heuristicContentMatch(const char* chars, int len) const = 0;
143 virtual int heuristicNameMatch(const char* hint) const;
144
145 virtual QByteArray fromUnicode(const QString&amp; uc, int from, int len) const;
146 virtual unsigned short characterFromUnicode(const QString &amp;str, int pos) const;
147
148protected:
149 QTextCodec();
150 static int simpleHeuristicNameMatch(const char* name, const char* hint);
151
152private:
153 friend class QFont;
154 friend class QFontEngineXLFD;
155 void fromUnicodeInternal( const QChar *in, unsigned short *out, int length );
156
157 static QTextCodec *cftr;
158 static QTextCodec *cfcs;
159};
160
161inline QTextCodec* QTextCodec::codecForTr() { return cftr; }
162inline void QTextCodec::setCodecForTr(QTextCodec *c) { cftr = c; }
163inline QTextCodec* QTextCodec::codecForCStrings() { return cfcs; }
164inline void QTextCodec::setCodecForCStrings(QTextCodec *c) { cfcs = c; }
165
166#endif // QT_NO_TEXTCODEC
167#endif // QTEXTCODEC_H
168</pre>
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173<a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a>
174<td align=right><div align=right>Qt 3.3.8</div>
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