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tqt3/src/tools/ntqtextstream.h

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/****************************************************************************
**
** 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 QT_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 QT_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<<( 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, ulong, 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 // QT_NO_TEXTSTREAM
#endif // TQTEXTSTREAM_H