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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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****************************************************************************/
#ifndef Q3TEXTSTREAM_H
#define Q3TEXTSTREAM_H
#include <QtCore/qiodevice.h>
#include <QtCore/qstring.h>
#ifndef QT_NO_TEXTCODEC
#include <QtCore/qtextcodec.h>
#endif
#include <Qt3Support/q3cstring.h>
#include <stdio.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Qt3SupportLight)
class Q3TextStreamPrivate;
class Q_COMPAT_EXPORT Q3TextStream // text stream class
{
public:
enum Encoding { Locale, Latin1, Unicode, UnicodeNetworkOrder,
UnicodeReverse, RawUnicode, UnicodeUTF8 };
void setEncoding( Encoding );
#ifndef QT_NO_TEXTCODEC
void setCodec( QTextCodec* );
QTextCodec *codec();
#endif
Q3TextStream();
Q3TextStream( QIODevice * );
Q3TextStream( QString*, int mode );
Q3TextStream( QString&, int mode ); // obsolete
Q3TextStream( QByteArray&, int mode );
Q3TextStream( FILE *, int mode );
virtual ~Q3TextStream();
QIODevice *device() const;
void setDevice( QIODevice * );
void unsetDevice();
bool atEnd() const;
bool eof() const;
Q3TextStream &operator>>( QChar & );
Q3TextStream &operator>>( char & );
Q3TextStream &operator>>( signed short & );
Q3TextStream &operator>>( unsigned short & );
Q3TextStream &operator>>( signed int & );
Q3TextStream &operator>>( unsigned int & );
Q3TextStream &operator>>( signed long & );
Q3TextStream &operator>>( unsigned long & );
Q3TextStream &operator>>( float & );
Q3TextStream &operator>>( double & );
Q3TextStream &operator>>( char * );
Q3TextStream &operator>>( QString & );
Q3TextStream &operator>>( Q3CString & );
Q3TextStream &operator<<( QChar );
Q3TextStream &operator<<( char );
Q3TextStream &operator<<( signed short );
Q3TextStream &operator<<( unsigned short );
Q3TextStream &operator<<( signed int );
Q3TextStream &operator<<( unsigned int );
Q3TextStream &operator<<( signed long );
Q3TextStream &operator<<( unsigned long );
Q3TextStream &operator<<( float );
Q3TextStream &operator<<( double );
Q3TextStream &operator<<( const char* );
Q3TextStream &operator<<( const QString & );
Q3TextStream &operator<<( const Q3CString & );
Q3TextStream &operator<<( void * ); // any pointer
Q3TextStream &readRawBytes( char *, uint len );
Q3TextStream &writeRawBytes( const char* , uint len );
QString readLine();
QString 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();
Q3TextStream &output_int( int, ulong, bool );
QIODevice *dev;
int fflags;
int fwidth;
int fillchar;
int fprec;
bool doUnicodeHeader;
bool owndev;
QTextCodec *mapper;
QTextCodec::ConverterState mapperReadState;
QTextCodec::ConverterState mapperWriteState;
Q3TextStreamPrivate * d;
QChar unused1; // ### remove in Qt 4.0
bool latin1;
bool internalOrder;
bool networkOrder;
void *unused2; // ### remove in Qt 4.0
QChar eat_ws();
uint ts_getline( QChar* );
void ts_ungetc( QChar );
QChar ts_getc();
uint ts_getbuf( QChar*, uint );
void ts_putc(int);
void ts_putc(QChar);
bool ts_isspace(QChar);
bool ts_isdigit(QChar);
ulong input_bin();
ulong input_oct();
ulong input_dec();
ulong input_hex();
double input_double();
Q3TextStream &writeBlock( const char* p, uint len );
Q3TextStream &writeBlock( const QChar* p, uint len );
private: // Disabled copy constructor and operator=
#if defined(Q_DISABLE_COPY)
Q3TextStream( const Q3TextStream & );
Q3TextStream &operator=( const Q3TextStream & );
#endif
};
/*****************************************************************************
Q3TextStream inline functions
*****************************************************************************/
inline QIODevice *Q3TextStream::device() const
{ return dev; }
inline bool Q3TextStream::atEnd() const
{ return dev ? dev->atEnd() : FALSE; }
inline bool Q3TextStream::eof() const
{ return atEnd(); }
inline int Q3TextStream::flags() const
{ return fflags; }
inline int Q3TextStream::flags( int f )
{ int oldf = fflags; fflags = f; return oldf; }
inline int Q3TextStream::setf( int bits )
{ int oldf = fflags; fflags |= bits; return oldf; }
inline int Q3TextStream::setf( int bits, int mask )
{ int oldf = fflags; fflags = (fflags & ~mask) | (bits & mask); return oldf; }
inline int Q3TextStream::unsetf( int bits )
{ int oldf = fflags; fflags &= ~bits; return oldf; }
inline int Q3TextStream::width() const
{ return fwidth; }
inline int Q3TextStream::width( int w )
{ int oldw = fwidth; fwidth = w; return oldw; }
inline int Q3TextStream::fill() const
{ return fillchar; }
inline int Q3TextStream::fill( int f )
{ int oldc = fillchar; fillchar = f; return oldc; }
inline int Q3TextStream::precision() const
{ return fprec; }
inline int Q3TextStream::precision( int p )
{ int oldp = fprec; fprec = p; return oldp; }
/*!
Returns one character from the stream, or EOF.
*/
inline QChar Q3TextStream::ts_getc()
{ QChar r; return ( ts_getbuf( &r,1 ) == 1 ? r : QChar((ushort)0xffff) ); }
/*****************************************************************************
Q3TextStream manipulators
*****************************************************************************/
typedef Q3TextStream & (*Q3TSFUNC)(Q3TextStream &);// manipulator function
typedef int (Q3TextStream::*Q3TSMFI)(int); // manipulator w/int argument
class Q_COMPAT_EXPORT Q3TSManip { // text stream manipulator
public:
Q3TSManip( Q3TSMFI m, int a ) { mf=m; arg=a; }
void exec( Q3TextStream &s ) { (s.*mf)(arg); }
private:
Q3TSMFI mf; // Q3TextStream member function
int arg; // member function argument
};
Q_COMPAT_EXPORT inline Q3TextStream &operator>>( Q3TextStream &s, Q3TSFUNC f )
{ return (*f)( s ); }
Q_COMPAT_EXPORT inline Q3TextStream &operator<<( Q3TextStream &s, Q3TSFUNC f )
{ return (*f)( s ); }
Q_COMPAT_EXPORT inline Q3TextStream &operator<<( Q3TextStream &s, Q3TSManip m )
{ m.exec(s); return s; }
Q_COMPAT_EXPORT Q3TextStream &bin( Q3TextStream &s ); // set bin notation
Q_COMPAT_EXPORT Q3TextStream &oct( Q3TextStream &s ); // set oct notation
Q_COMPAT_EXPORT Q3TextStream &dec( Q3TextStream &s ); // set dec notation
Q_COMPAT_EXPORT Q3TextStream &hex( Q3TextStream &s ); // set hex notation
Q_COMPAT_EXPORT Q3TextStream &endl( Q3TextStream &s ); // insert EOL ('\n')
Q_COMPAT_EXPORT Q3TextStream &flush( Q3TextStream &s ); // flush output
Q_COMPAT_EXPORT Q3TextStream &ws( Q3TextStream &s ); // eat whitespace on input
Q_COMPAT_EXPORT Q3TextStream &reset( Q3TextStream &s ); // set default flags
QT_END_NAMESPACE
QT_END_HEADER
#endif // Q3TEXTSTREAM_H