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| 24 | <font color="#004faf">Main Classes</font></a>
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| 31 | </td>
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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>qtextstream.h</h1>
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| 33 |
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| 34 | <p>This is the verbatim text of the qtextstream.h include file. It is provided only for illustration; the copyright remains with Trolltech.
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| 35 | <hr>
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| 36 | <pre>
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| 37 | /****************************************************************************
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| 38 | ** $Id: qtextstream-h.html 2051 2007-02-21 10:04:20Z chehrlic $
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| 39 | **
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| 40 | ** Definition of QTextStream class
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| 41 | **
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| 42 | ** Created : 940922
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| 43 | **
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| 44 | ** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
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| 45 | **
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| 46 | ** This file is part of the tools module of the Qt GUI Toolkit.
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| 47 | **
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| 48 | ** This file may be distributed under the terms of the Q Public License
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| 49 | ** as defined by Trolltech ASA of Norway and appearing in the file
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| 50 | ** LICENSE.QPL included in the packaging of this file.
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| 51 | **
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| 52 | ** This file may be distributed and/or modified under the terms of the
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| 53 | ** GNU General Public License version 2 as published by the Free Software
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| 54 | ** Foundation and appearing in the file LICENSE.GPL included in the
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| 55 | ** packaging of this file.
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| 56 | **
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| 57 | ** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
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| 58 | ** licenses may use this file in accordance with the Qt Commercial License
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| 59 | ** Agreement provided with the Software.
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| 60 | **
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| 61 | ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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| 62 | ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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| 63 | **
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| 64 | ** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
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| 65 | ** information about Qt Commercial License Agreements.
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| 66 | ** See http://www.trolltech.com/qpl/ for QPL licensing information.
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| 67 | ** See http://www.trolltech.com/gpl/ for GPL licensing information.
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| 68 | **
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| 69 | ** Contact info@trolltech.com if any conditions of this licensing are
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| 70 | ** not clear to you.
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| 71 | **
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| 72 | **********************************************************************/
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| 73 |
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| 74 | #ifndef QTEXTSTREAM_H
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| 75 | #define QTEXTSTREAM_H
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| 76 |
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| 77 | #ifndef QT_H
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| 78 | #include "qiodevice.h"
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| 79 | #include "qstring.h"
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| 80 | #include <stdio.h>
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| 81 | #endif // QT_H
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| 82 |
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| 83 | #ifndef QT_NO_TEXTSTREAM
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| 84 | class QTextCodec;
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| 85 | class QTextDecoder;
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| 86 |
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| 87 | class QTextStreamPrivate;
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| 88 |
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| 89 | class Q_EXPORT QTextStream // text stream class
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| 90 | {
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| 91 | public:
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| 92 | enum Encoding { Locale, Latin1, Unicode, UnicodeNetworkOrder,
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| 93 | UnicodeReverse, RawUnicode, UnicodeUTF8 };
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| 94 |
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| 95 | void setEncoding( Encoding );
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| 96 | #ifndef QT_NO_TEXTCODEC
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| 97 | void setCodec( QTextCodec* );
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| 98 | QTextCodec *codec();
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| 99 | #endif
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| 100 |
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| 101 | QTextStream();
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| 102 | QTextStream( QIODevice * );
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| 103 | QTextStream( QString*, int mode );
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| 104 | QTextStream( QString&, int mode ); // obsolete
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| 105 | QTextStream( QByteArray, int mode );
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| 106 | QTextStream( FILE *, int mode );
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| 107 | virtual ~QTextStream();
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| 108 |
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| 109 | QIODevice *device() const;
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| 110 | void setDevice( QIODevice * );
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| 111 | void unsetDevice();
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| 112 |
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| 113 | bool atEnd() const;
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| 114 | bool eof() const;
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| 115 |
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| 116 | QTextStream &operator>>( QChar & );
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| 117 | QTextStream &operator>>( char & );
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| 118 | QTextStream &operator>>( signed short & );
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| 119 | QTextStream &operator>>( unsigned short & );
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| 120 | QTextStream &operator>>( signed int & );
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| 121 | QTextStream &operator>>( unsigned int & );
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| 122 | QTextStream &operator>>( signed long & );
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| 123 | QTextStream &operator>>( unsigned long & );
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| 124 | QTextStream &operator>>( float & );
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| 125 | QTextStream &operator>>( double & );
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| 126 | QTextStream &operator>>( char * );
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| 127 | QTextStream &operator>>( QString & );
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| 128 | QTextStream &operator>>( QCString & );
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| 129 |
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| 130 | QTextStream &operator<<( QChar );
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| 131 | QTextStream &operator<<( char );
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| 132 | QTextStream &operator<<( signed short );
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| 133 | QTextStream &operator<<( unsigned short );
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| 134 | QTextStream &operator<<( signed int );
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| 135 | QTextStream &operator<<( unsigned int );
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| 136 | QTextStream &operator<<( signed long );
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| 137 | QTextStream &operator<<( unsigned long );
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| 138 | QTextStream &operator<<( float );
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| 139 | QTextStream &operator<<( double );
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| 140 | QTextStream &operator<<( const char* );
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| 141 | QTextStream &operator<<( const QString & );
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| 142 | QTextStream &operator<<( const QCString & );
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| 143 | QTextStream &operator<<( void * ); // any pointer
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| 144 |
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| 145 | QTextStream &readRawBytes( char *, uint len );
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| 146 | QTextStream &writeRawBytes( const char* , uint len );
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| 147 |
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| 148 | QString readLine();
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| 149 | QString read();
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| 150 | void skipWhiteSpace();
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| 151 |
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| 152 | enum {
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| 153 | skipws = 0x0001, // skip whitespace on input
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| 154 | left = 0x0002, // left-adjust output
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| 155 | right = 0x0004, // right-adjust output
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| 156 | internal = 0x0008, // pad after sign
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| 157 | bin = 0x0010, // binary format integer
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| 158 | oct = 0x0020, // octal format integer
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| 159 | dec = 0x0040, // decimal format integer
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| 160 | hex = 0x0080, // hex format integer
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| 161 | showbase = 0x0100, // show base indicator
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| 162 | showpoint = 0x0200, // force decimal point (float)
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| 163 | uppercase = 0x0400, // upper-case hex output
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| 164 | showpos = 0x0800, // add '+' to positive integers
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| 165 | scientific= 0x1000, // scientific float output
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| 166 | fixed = 0x2000 // fixed float output
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| 167 | };
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| 168 |
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| 169 | static const int basefield; // bin | oct | dec | hex
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| 170 | static const int adjustfield; // left | right | internal
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| 171 | static const int floatfield; // scientific | fixed
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| 172 |
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| 173 | int flags() const;
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| 174 | int flags( int f );
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| 175 | int setf( int bits );
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| 176 | int setf( int bits, int mask );
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| 177 | int unsetf( int bits );
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| 178 |
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| 179 | void reset();
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| 180 |
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| 181 | int width() const;
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| 182 | int width( int );
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| 183 | int fill() const;
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| 184 | int fill( int );
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| 185 | int precision() const;
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| 186 | int precision( int );
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| 187 |
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| 188 | private:
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| 189 | long input_int();
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| 190 | void init();
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| 191 | QTextStream &output_int( int, ulong, bool );
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| 192 | QIODevice *dev;
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| 193 |
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| 194 | int fflags;
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| 195 | int fwidth;
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| 196 | int fillchar;
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| 197 | int fprec;
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| 198 | bool doUnicodeHeader;
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| 199 | bool owndev;
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| 200 | QTextCodec *mapper;
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| 201 | QTextStreamPrivate * d;
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| 202 | QChar unused1; // ### remove in Qt 4.0
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| 203 | bool latin1;
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| 204 | bool internalOrder;
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| 205 | bool networkOrder;
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| 206 | void *unused2; // ### remove in Qt 4.0
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| 207 |
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| 208 | QChar eat_ws();
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| 209 | uint ts_getline( QChar* );
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| 210 | void ts_ungetc( QChar );
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| 211 | QChar ts_getc();
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| 212 | uint ts_getbuf( QChar*, uint );
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| 213 | void ts_putc(int);
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| 214 | void ts_putc(QChar);
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| 215 | bool ts_isspace(QChar);
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| 216 | bool ts_isdigit(QChar);
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| 217 | ulong input_bin();
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| 218 | ulong input_oct();
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| 219 | ulong input_dec();
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| 220 | ulong input_hex();
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| 221 | double input_double();
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| 222 | QTextStream &writeBlock( const char* p, uint len );
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| 223 | QTextStream &writeBlock( const QChar* p, uint len );
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| 224 |
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| 225 | private: // Disabled copy constructor and operator=
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| 226 | #if defined(Q_DISABLE_COPY)
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| 227 | QTextStream( const QTextStream & );
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| 228 | QTextStream &operator=( const QTextStream & );
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| 229 | #endif
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| 230 | };
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| 231 |
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| 232 | typedef QTextStream QTS;
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| 233 |
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| 234 | class Q_EXPORT QTextIStream : public QTextStream {
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| 235 | public:
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| 236 | QTextIStream( const QString* s ) :
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| 237 | QTextStream((QString*)s,IO_ReadOnly) { }
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| 238 | QTextIStream( QByteArray ba ) :
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| 239 | QTextStream(ba,IO_ReadOnly) { }
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| 240 | QTextIStream( FILE *f ) :
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| 241 | QTextStream(f,IO_ReadOnly) { }
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| 242 |
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| 243 | private: // Disabled copy constructor and operator=
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| 244 | #if defined(Q_DISABLE_COPY)
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| 245 | QTextIStream( const QTextIStream & );
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| 246 | QTextIStream &operator=( const QTextIStream & );
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| 247 | #endif
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| 248 | };
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| 249 |
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| 250 | class Q_EXPORT QTextOStream : public QTextStream {
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| 251 | public:
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| 252 | QTextOStream( QString* s ) :
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| 253 | QTextStream(s,IO_WriteOnly) { }
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| 254 | QTextOStream( QByteArray ba ) :
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| 255 | QTextStream(ba,IO_WriteOnly) { }
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| 256 | QTextOStream( FILE *f ) :
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| 257 | QTextStream(f,IO_WriteOnly) { }
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| 258 |
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| 259 | private: // Disabled copy constructor and operator=
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| 260 | #if defined(Q_DISABLE_COPY)
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| 261 | QTextOStream( const QTextOStream & );
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| 262 | QTextOStream &operator=( const QTextOStream & );
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| 263 | #endif
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| 264 | };
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| 265 |
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| 266 | /*****************************************************************************
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| 267 | QTextStream inline functions
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| 268 | *****************************************************************************/
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| 269 |
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| 270 | inline QIODevice *QTextStream::device() const
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| 271 | { return dev; }
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| 272 |
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| 273 | inline bool QTextStream::atEnd() const
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| 274 | { return dev ? dev->atEnd() : FALSE; }
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| 275 |
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| 276 | inline bool QTextStream::eof() const
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| 277 | { return atEnd(); }
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| 278 |
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| 279 | inline int QTextStream::flags() const
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| 280 | { return fflags; }
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| 281 |
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| 282 | inline int QTextStream::flags( int f )
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| 283 | { int oldf = fflags; fflags = f; return oldf; }
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| 284 |
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| 285 | inline int QTextStream::setf( int bits )
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| 286 | { int oldf = fflags; fflags |= bits; return oldf; }
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| 287 |
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| 288 | inline int QTextStream::setf( int bits, int mask )
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| 289 | { int oldf = fflags; fflags = (fflags & ~mask) | (bits & mask); return oldf; }
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| 290 |
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| 291 | inline int QTextStream::unsetf( int bits )
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| 292 | { int oldf = fflags; fflags &= ~bits; return oldf; }
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| 293 |
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| 294 | inline int QTextStream::width() const
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| 295 | { return fwidth; }
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| 296 |
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| 297 | inline int QTextStream::width( int w )
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| 298 | { int oldw = fwidth; fwidth = w; return oldw; }
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| 299 |
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| 300 | inline int QTextStream::fill() const
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| 301 | { return fillchar; }
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| 302 |
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| 303 | inline int QTextStream::fill( int f )
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| 304 | { int oldc = fillchar; fillchar = f; return oldc; }
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| 305 |
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| 306 | inline int QTextStream::precision() const
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| 307 | { return fprec; }
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| 308 |
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| 309 | inline int QTextStream::precision( int p )
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| 310 | { int oldp = fprec; fprec = p; return oldp; }
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| 311 |
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| 312 | /*!
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| 313 | Returns one character from the stream, or EOF.
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| 314 | */
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| 315 | inline QChar QTextStream::ts_getc()
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| 316 | { QChar r; return ( ts_getbuf( &r,1 ) == 1 ? r : QChar((ushort)0xffff) ); }
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| 317 |
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| 318 | /*****************************************************************************
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| 319 | QTextStream manipulators
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| 320 | *****************************************************************************/
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| 321 |
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| 322 | typedef QTextStream & (*QTSFUNC)(QTextStream &);// manipulator function
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| 323 | typedef int (QTextStream::*QTSMFI)(int); // manipulator w/int argument
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| 324 |
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| 325 | class Q_EXPORT QTSManip { // text stream manipulator
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| 326 | public:
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| 327 | QTSManip( QTSMFI m, int a ) { mf=m; arg=a; }
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| 328 | void exec( QTextStream &s ) { (s.*mf)(arg); }
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| 329 | private:
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| 330 | QTSMFI mf; // QTextStream member function
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| 331 | int arg; // member function argument
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| 332 | };
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| 333 |
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| 334 | Q_EXPORT inline QTextStream &operator>>( QTextStream &s, QTSFUNC f )
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| 335 | { return (*f)( s ); }
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| 336 |
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| 337 | Q_EXPORT inline QTextStream &operator<<( QTextStream &s, QTSFUNC f )
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| 338 | { return (*f)( s ); }
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| 339 |
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| 340 | Q_EXPORT inline QTextStream &operator<<( QTextStream &s, QTSManip m )
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| 341 | { m.exec(s); return s; }
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| 342 |
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| 343 | Q_EXPORT QTextStream &bin( QTextStream &s ); // set bin notation
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| 344 | Q_EXPORT QTextStream &oct( QTextStream &s ); // set oct notation
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| 345 | Q_EXPORT QTextStream &dec( QTextStream &s ); // set dec notation
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| 346 | Q_EXPORT QTextStream &hex( QTextStream &s ); // set hex notation
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| 347 | Q_EXPORT QTextStream &endl( QTextStream &s ); // insert EOL ('\n')
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| 348 | Q_EXPORT QTextStream &flush( QTextStream &s ); // flush output
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| 349 | Q_EXPORT QTextStream &ws( QTextStream &s ); // eat whitespace on input
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| 350 | Q_EXPORT QTextStream &reset( QTextStream &s ); // set default flags
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| 351 |
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| 352 | Q_EXPORT inline QTSManip qSetW( int w )
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| 353 | {
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| 354 | QTSMFI func = &QTextStream::width;
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| 355 | return QTSManip(func,w);
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| 356 | }
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| 357 |
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| 358 | Q_EXPORT inline QTSManip qSetFill( int f )
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| 359 | {
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| 360 | QTSMFI func = &QTextStream::fill;
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| 361 | return QTSManip(func,f);
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| 362 | }
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| 363 |
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| 364 | Q_EXPORT inline QTSManip qSetPrecision( int p )
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| 365 | {
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| 366 | QTSMFI func = &QTextStream::precision;
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| 367 | return QTSManip(func,p);
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| 368 | }
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| 369 |
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| 370 | #endif // QT_NO_TEXTSTREAM
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| 371 | #endif // QTEXTSTREAM_H
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| 372 | </pre>
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| 373 | <!-- eof -->
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| 374 | <p><address><hr><div align=center>
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| 375 | <table width=100% cellspacing=0 border=0><tr>
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| 376 | <td>Copyright © 2007
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| 377 | <a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a>
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| 378 | <td align=right><div align=right>Qt 3.3.8</div>
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| 379 | </table></div></address></body>
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| 380 | </html>
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