summaryrefslogtreecommitdiffstats
path: root/src/tools/ntqtextstream.h
blob: 7e7345d9193b19d6485619f4bbd3bdbca9585187 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
/****************************************************************************
**
** Definition of TQTextStream class
**
** Created : 940922
**
** Copyright (C) 1992-2008 Trolltech ASA.  All rights reserved.
**
** This file is part of the tools module of the TQt GUI Toolkit.
**
** This file may be used under the terms of the GNU General
** Public License versions 2.0 or 3.0 as published by the Free
** Software Foundation and appearing in the files LICENSE.GPL2
** and LICENSE.GPL3 included in the packaging of this file.
** Alternatively you may (at your option) use any later version
** of the GNU General Public License if such license has been
** publicly approved by Trolltech ASA (or its successors, if any)
** and the KDE Free TQt Foundation.
**
** Please review the following information to ensure GNU General
** Public Licensing requirements will be met:
** http://trolltech.com/products/qt/licenses/licensing/opensource/.
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
** or contact the sales department at sales@trolltech.com.
**
** This file may be used under the terms of the Q Public License as
** defined by Trolltech ASA and appearing in the file LICENSE.TQPL
** included in the packaging of this file.  Licensees holding valid TQt
** Commercial licenses may use this file in accordance with the TQt
** Commercial License Agreement provided with the Software.
**
** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
** herein.
**
**********************************************************************/

#ifndef TQTEXTSTREAM_H
#define TQTEXTSTREAM_H

#ifndef QT_H
#include "ntqiodevice.h"
#include "ntqstring.h"
#include <stdio.h>
#endif // QT_H

#ifndef TQT_NO_TEXTSTREAM
class TQTextCodec;
class TQTextDecoder;

class TQTextStreamPrivate;

class Q_EXPORT TQTextStream				// text stream class
{
public:
    enum Encoding { Locale, Latin1, Unicode, UnicodeNetworkOrder,
		    UnicodeReverse, RawUnicode, UnicodeUTF8 };

    void	setEncoding( Encoding );
#ifndef TQT_NO_TEXTCODEC
    void	setCodec( TQTextCodec* );
    TQTextCodec *codec();
#endif

    TQTextStream();
    TQTextStream( TQIODevice * );
    TQTextStream( TQString*, int mode );
    TQTextStream( TQString&, int mode );		// obsolete
    TQTextStream( TQByteArray, int mode );
    TQTextStream( FILE *, int mode );
    virtual ~TQTextStream();

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

    bool	 atEnd() const;
    bool	 eof() const;

    TQTextStream &operator>>( TQChar & );
    TQTextStream &operator>>( char & );
    TQTextStream &operator>>( signed short & );
    TQTextStream &operator>>( unsigned short & );
    TQTextStream &operator>>( signed int & );
    TQTextStream &operator>>( unsigned int & );
    TQTextStream &operator>>( signed long & );
    TQTextStream &operator>>( unsigned long & );
    TQTextStream &operator>>( float & );
    TQTextStream &operator>>( double & );
    TQTextStream &operator>>( char * );
    TQTextStream &operator>>( TQString & );
    TQTextStream &operator>>( TQCString & );

    TQTextStream &operator<<( TQChar );
    TQTextStream &operator<<( char );
    TQTextStream &operator<<( signed short );
    TQTextStream &operator<<( unsigned short );
    TQTextStream &operator<<( signed int );
    TQTextStream &operator<<( unsigned int );
    TQTextStream &operator<<( signed long );
    TQTextStream &operator<<( unsigned long );
    TQTextStream &operator<<( signed long long );
    TQTextStream &operator<<( unsigned long long );
    TQTextStream &operator<<( float );
    TQTextStream &operator<<( double );
    TQTextStream &operator<<( const char* );
    TQTextStream &operator<<( const TQString & );
    TQTextStream &operator<<( const TQCString & );
    TQTextStream &operator<<( void * );		// any pointer

    TQTextStream &readRawBytes( char *, uint len );
    TQTextStream &writeRawBytes( const char* , uint len );

    TQString	readLine();
    TQString	read();
    void	skipWhiteSpace();

    enum {
	skipws	  = 0x0001,			// skip whitespace on input
	left	  = 0x0002,			// left-adjust output
	right	  = 0x0004,			// right-adjust output
	internal  = 0x0008,			// pad after sign
	bin	  = 0x0010,			// binary format integer
	oct	  = 0x0020,			// octal format integer
	dec	  = 0x0040,			// decimal format integer
	hex	  = 0x0080,			// hex format integer
	showbase  = 0x0100,			// show base indicator
	showpoint = 0x0200,			// force decimal point (float)
	uppercase = 0x0400,			// upper-case hex output
	showpos	  = 0x0800,			// add '+' to positive integers
	scientific= 0x1000,			// scientific float output
	fixed	  = 0x2000			// fixed float output
    };

    static const int basefield;			// bin | oct | dec | hex
    static const int adjustfield;		// left | right | internal
    static const int floatfield;		// scientific | fixed

    int	  flags() const;
    int	  flags( int f );
    int	  setf( int bits );
    int	  setf( int bits, int mask );
    int	  unsetf( int bits );

    void  reset();

    int	  width()	const;
    int	  width( int );
    int	  fill()	const;
    int	  fill( int );
    int	  precision()	const;
    int	  precision( int );

private:
    long	input_int();
    void	init();
    TQTextStream &output_int( int, unsigned long long, bool );
 
    TQIODevice	*dev;

    int		fflags;
    int		fwidth;
    int		fillchar;
    int		fprec;
    bool	doUnicodeHeader;
    bool	owndev;
    TQTextCodec 	*mapper;
    TQTextStreamPrivate * d;
    TQChar	unused1; // ### remove in TQt 4.0
    bool	latin1;
    bool 	internalOrder;
    bool	networkOrder;
    void	*unused2; // ### remove in TQt 4.0

    TQChar	eat_ws();
    uint 	ts_getline( TQChar* );
    void	ts_ungetc( TQChar );
    TQChar	ts_getc();
    uint	ts_getbuf( TQChar*, uint );
    void	ts_putc(int);
    void	ts_putc(TQChar);
    bool	ts_isspace(TQChar);
    bool	ts_isdigit(TQChar);
    ulong	input_bin();
    ulong	input_oct();
    ulong	input_dec();
    ulong	input_hex();
    double	input_double();
    TQTextStream &writeBlock( const char* p, uint len );
    TQTextStream &writeBlock( const TQChar* p, uint len );

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

typedef TQTextStream TQTS;

class Q_EXPORT TQTextIStream : public TQTextStream {
public:
    TQTextIStream( const TQString* s ) :
	TQTextStream((TQString*)s,IO_ReadOnly) { }
    TQTextIStream( TQByteArray ba ) :
	TQTextStream(ba,IO_ReadOnly) { }
    TQTextIStream( FILE *f ) :
	TQTextStream(f,IO_ReadOnly) { }

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

class Q_EXPORT TQTextOStream : public TQTextStream {
public:
    TQTextOStream( TQString* s ) :
	TQTextStream(s,IO_WriteOnly) { }
    TQTextOStream( TQByteArray ba ) :
	TQTextStream(ba,IO_WriteOnly) { }
    TQTextOStream( FILE *f ) :
	TQTextStream(f,IO_WriteOnly) { }

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

/*****************************************************************************
  TQTextStream inline functions
 *****************************************************************************/

inline TQIODevice *TQTextStream::device() const
{ return dev; }

inline bool TQTextStream::atEnd() const
{ return dev ? dev->atEnd() : FALSE; }

inline bool TQTextStream::eof() const
{ return atEnd(); }

inline int TQTextStream::flags() const
{ return fflags; }

inline int TQTextStream::flags( int f )
{ int oldf = fflags;  fflags = f;  return oldf; }

inline int TQTextStream::setf( int bits )
{ int oldf = fflags;  fflags |= bits;  return oldf; }

inline int TQTextStream::setf( int bits, int mask )
{ int oldf = fflags;  fflags = (fflags & ~mask) | (bits & mask); return oldf; }

inline int TQTextStream::unsetf( int bits )
{ int oldf = fflags;  fflags &= ~bits;	return oldf; }

inline int TQTextStream::width() const
{ return fwidth; }

inline int TQTextStream::width( int w )
{ int oldw = fwidth;  fwidth = w;  return oldw;	 }

inline int TQTextStream::fill() const
{ return fillchar; }

inline int TQTextStream::fill( int f )
{ int oldc = fillchar;	fillchar = f;  return oldc;  }

inline int TQTextStream::precision() const
{ return fprec; }

inline int TQTextStream::precision( int p )
{ int oldp = fprec;  fprec = p;	 return oldp;  }

/*!
  Returns one character from the stream, or EOF.
*/
inline TQChar TQTextStream::ts_getc()
{ TQChar r; return ( ts_getbuf( &r,1 ) == 1 ? r : TQChar((ushort)0xffff) ); }

/*****************************************************************************
  TQTextStream manipulators
 *****************************************************************************/

typedef TQTextStream & (*TQTSFUNC)(TQTextStream &);// manipulator function
typedef int (TQTextStream::*TQTSMFI)(int);	// manipulator w/int argument

class Q_EXPORT TQTSManip {			// text stream manipulator
public:
    TQTSManip( TQTSMFI m, int a ) { mf=m; arg=a; }
    void exec( TQTextStream &s ) { (s.*mf)(arg); }
private:
    TQTSMFI mf;					// TQTextStream member function
    int	   arg;					// member function argument
};

Q_EXPORT inline TQTextStream &operator>>( TQTextStream &s, TQTSFUNC f )
{ return (*f)( s ); }

Q_EXPORT inline TQTextStream &operator<<( TQTextStream &s, TQTSFUNC f )
{ return (*f)( s ); }

Q_EXPORT inline TQTextStream &operator<<( TQTextStream &s, TQTSManip m )
{ m.exec(s); return s; }

Q_EXPORT TQTextStream &bin( TQTextStream &s );	// set bin notation
Q_EXPORT TQTextStream &oct( TQTextStream &s );	// set oct notation
Q_EXPORT TQTextStream &dec( TQTextStream &s );	// set dec notation
Q_EXPORT TQTextStream &hex( TQTextStream &s );	// set hex notation
Q_EXPORT TQTextStream &endl( TQTextStream &s );	// insert EOL ('\n')
Q_EXPORT TQTextStream &flush( TQTextStream &s );	// flush output
Q_EXPORT TQTextStream &ws( TQTextStream &s );	// eat whitespace on input
Q_EXPORT TQTextStream &reset( TQTextStream &s );	// set default flags

Q_EXPORT inline TQTSManip qSetW( int w )
{
    TQTSMFI func = &TQTextStream::width;
    return TQTSManip(func,w);
}

Q_EXPORT inline TQTSManip qSetFill( int f )
{
    TQTSMFI func = &TQTextStream::fill;
    return TQTSManip(func,f);
}

Q_EXPORT inline TQTSManip qSetPrecision( int p )
{
    TQTSMFI func = &TQTextStream::precision;
    return TQTSManip(func,p);
}

#endif // TQT_NO_TEXTSTREAM
#endif // TQTEXTSTREAM_H