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- /****************************************************************************
- ** $Id: qstring.h,v 2.10 1998/07/03 00:09:47 hanord Exp $
- **
- ** Definition of extended char array operations, and QByteArray and
- ** QString classes
- **
- ** Created : 920609
- **
- ** Copyright (C) 1992-1998 Troll Tech AS. All rights reserved.
- **
- ** This file is part of Qt Free Edition, version 1.40.
- **
- ** See the file LICENSE included in the distribution for the usage
- ** and distribution terms, or http://www.troll.no/free-license.html.
- **
- ** IMPORTANT NOTE: You may NOT copy this file or any part of it into
- ** your own programs or libraries.
- **
- ** Please see http://www.troll.no/pricing.html for information about
- ** Qt Professional Edition, which is this same library but with a
- ** license which allows creation of commercial/proprietary software.
- **
- *****************************************************************************/
-
- #ifndef QSTRING_H
- #define QSTRING_H
-
- #ifndef QT_H
- #include "qarray.h"
- #endif // QT_H
-
- #include <string.h>
-
- #if defined(_OS_SUN_) && defined(_CC_GNU_)
- #include <strings.h>
- #endif
-
-
- /*****************************************************************************
- Fixes and workarounds for some platforms
- *****************************************************************************/
-
- #if defined(_OS_HPUX_)
- // HP-UX has badly defined strstr() etc.
- inline char *hack_strstr( const char *s1, const char *s2 )
- { return (char *)strstr(s1, s2); }
- inline char *hack_strchr( const char *s, int c )
- { return (char *)strchr(s, c); }
- inline char *hack_strrchr( const char *s, int c )
- { return (char *)strrchr(s, c); }
- #define strstr hack_strstr
- #define strchr hack_strchr
- #define strrchr hack_strrchr
- #endif
-
-
- /*****************************************************************************
- Safe and portable C string functions; extensions to standard string.h
- *****************************************************************************/
-
- void *qmemmove( void *dst, const void *src, uint len );
-
- #if defined(_OS_SUN_) || defined(_CC_OC_)
- #define memmove qmemmove
- #endif
-
- char *qstrdup( const char * );
-
- inline uint cstrlen( const char *str )
- { return strlen(str); }
-
- inline uint qstrlen( const char *str )
- { return str ? strlen(str) : 0; }
-
- #undef strlen
- #define strlen qstrlen
-
- inline char *cstrcpy( char *dst, const char *src )
- { return strcpy(dst,src); }
-
- inline char *qstrcpy( char *dst, const char *src )
- { return src ? strcpy(dst, src) : 0; }
-
- #undef strcpy
- #define strcpy qstrcpy
-
- char *qstrncpy( char *dst, const char *src, uint len );
-
- inline int cstrcmp( const char *str1, const char *str2 )
- { return strcmp(str1,str2); }
-
- inline int qstrcmp( const char *str1, const char *str2 )
- { return (str1 && str2) ? strcmp(str1,str2) : (int)((long)str2 - (long)str1); }
-
- #undef strcmp
- #define strcmp qstrcmp
-
- inline int cstrncmp( const char *str1, const char *str2, uint len )
- { return strncmp(str1,str2,len); }
-
- inline int qstrncmp( const char *str1, const char *str2, uint len )
- { return (str1 && str2) ? strncmp(str1,str2,len) :
- (int)((long)str2 - (long)str1); }
-
- #undef strncmp
- #define strncmp qstrncmp
-
- int qstricmp( const char *, const char * );
- int qstrnicmp( const char *, const char *, uint len );
-
- #undef stricmp
- #define stricmp qstricmp
- #undef strnicmp
- #define strnicmp qstrnicmp
-
-
- // qchecksum: Internet checksum
-
- #if 1 /* OBSOLETE */
- #if !defined(QT_CLEAN_NAMESPACE)
- UINT16 qchecksum( const char *s, uint len );
- #endif
- #endif
- Q_UINT16 qChecksum( const char *s, uint len );
-
- /*****************************************************************************
- QByteArray class
- *****************************************************************************/
-
- #if defined(USE_TEMPLATECLASS)
- #define QByteArray QArrayT<char>
- #else
- Q_DECLARE(QArrayM,char);
- #define QByteArray QArrayM(char)
- #endif
-
-
- /*****************************************************************************
- QByteArray stream functions
- *****************************************************************************/
-
- QDataStream &operator<<( QDataStream &, const QByteArray & );
- QDataStream &operator>>( QDataStream &, QByteArray & );
-
-
- /*****************************************************************************
- QString class
- *****************************************************************************/
-
- class QRegExp;
-
- class QString : public QByteArray // string class
- {
- public:
- QString() {} // make null string
- QString( int size ); // allocate size incl. \0
- QString( const QString &s ) : QByteArray( s ) {}
- QString( const char *str ); // deep copy
- QString( const char *str, uint maxlen ); // deep copy, max length
-
- QString &operator=( const QString &s ); // shallow copy
- QString &operator=( const char *str ); // deep copy
-
- bool isNull() const;
- bool isEmpty() const;
- uint length() const;
- bool resize( uint newlen );
- bool truncate( uint pos );
- bool fill( char c, int len = -1 );
-
- QString copy() const;
-
- QString &sprintf( const char *format, ... );
-
- int find( char c, int index=0, bool cs=TRUE ) const;
- int find( const char *str, int index=0, bool cs=TRUE ) const;
- int find( const QRegExp &, int index=0 ) const;
- int findRev( char c, int index=-1, bool cs=TRUE) const;
- int findRev( const char *str, int index=-1, bool cs=TRUE) const;
- int findRev( const QRegExp &, int index=-1 ) const;
- int contains( char c, bool cs=TRUE ) const;
- int contains( const char *str, bool cs=TRUE ) const;
- int contains( const QRegExp & ) const;
-
- QString left( uint len ) const;
- QString right( uint len ) const;
- QString mid( uint index, uint len) const;
-
- QString leftJustify( uint width, char fill=' ', bool trunc=FALSE)const;
- QString rightJustify( uint width, char fill=' ',bool trunc=FALSE)const;
-
- QString lower() const;
- QString upper() const;
-
- QString stripWhiteSpace() const;
- QString simplifyWhiteSpace() const;
-
- QString &insert( uint index, const char * );
- QString &insert( uint index, char );
- QString &append( const char * );
- QString &prepend( const char * );
- QString &remove( uint index, uint len );
- QString &replace( uint index, uint len, const char * );
- QString &replace( const QRegExp &, const char * );
-
- short toShort( bool *ok=0 ) const;
- ushort toUShort( bool *ok=0 ) const;
- int toInt( bool *ok=0 ) const;
- uint toUInt( bool *ok=0 ) const;
- long toLong( bool *ok=0 ) const;
- ulong toULong( bool *ok=0 ) const;
- float toFloat( bool *ok=0 ) const;
- double toDouble( bool *ok=0 ) const;
-
- QString &setStr( const char *s );
- QString &setNum( short );
- QString &setNum( ushort );
- QString &setNum( int );
- QString &setNum( uint );
- QString &setNum( long );
- QString &setNum( ulong );
- QString &setNum( float, char f='g', int prec=6 );
- QString &setNum( double, char f='g', int prec=6 );
-
- bool setExpand( uint index, char c );
-
- operator const char *() const;
- QString &operator+=( const char *str );
- QString &operator+=( char c );
- };
-
-
- /*****************************************************************************
- QString stream functions
- *****************************************************************************/
-
- QDataStream &operator<<( QDataStream &, const QString & );
- QDataStream &operator>>( QDataStream &, QString & );
-
-
- /*****************************************************************************
- QString inline functions
- *****************************************************************************/
-
- inline QString &QString::operator=( const QString &s )
- { return (QString&)assign( s ); }
-
- inline QString &QString::operator=( const char *str )
- { return (QString&)duplicate( str, strlen(str)+1 ); }
-
- inline bool QString::isNull() const
- { return data() == 0; }
-
- inline bool QString::isEmpty() const
- { return data() == 0 || *data() == '\0'; }
-
- inline uint QString::length() const
- { return strlen( data() ); }
-
- inline bool QString::truncate( uint pos )
- { return resize(pos+1); }
-
- inline QString QString::copy() const
- { return QString( data() ); }
-
- inline QString &QString::prepend( const char *s )
- { return insert(0,s); }
-
- inline QString &QString::append( const char *s )
- { return operator+=(s); }
-
- inline QString &QString::setNum( short n )
- { return setNum((long)n); }
-
- inline QString &QString::setNum( ushort n )
- { return setNum((ulong)n); }
-
- inline QString &QString::setNum( int n )
- { return setNum((long)n); }
-
- inline QString &QString::setNum( uint n )
- { return setNum((ulong)n); }
-
- inline QString &QString::setNum( float n, char f, int prec )
- { return setNum((double)n,f,prec); }
-
- inline QString::operator const char *() const
- { return (const char *)data(); }
-
-
- /*****************************************************************************
- QString non-member operators
- *****************************************************************************/
-
- inline bool operator==( const QString &s1, const QString &s2 )
- { return strcmp(s1.data(),s2.data()) == 0; }
-
- inline bool operator==( const QString &s1, const char *s2 )
- { return strcmp(s1.data(),s2) == 0; }
-
- inline bool operator==( const char *s1, const QString &s2 )
- { return strcmp(s1,s2.data()) == 0; }
-
- inline bool operator!=( const QString &s1, const QString &s2 )
- { return strcmp(s1.data(),s2.data()) != 0; }
-
- inline bool operator!=( const QString &s1, const char *s2 )
- { return strcmp(s1.data(),s2) != 0; }
-
- inline bool operator!=( const char *s1, const QString &s2 )
- { return strcmp(s1,s2.data()) != 0; }
-
- inline bool operator<( const QString &s1, const char *s2 )
- { return strcmp(s1.data(),s2) < 0; }
-
- inline bool operator<( const char *s1, const QString &s2 )
- { return strcmp(s1,s2.data()) < 0; }
-
- inline bool operator<=( const QString &s1, const char *s2 )
- { return strcmp(s1.data(),s2) <= 0; }
-
- inline bool operator<=( const char *s1, const QString &s2 )
- { return strcmp(s1,s2.data()) <= 0; }
-
- inline bool operator>( const QString &s1, const char *s2 )
- { return strcmp(s1.data(),s2) > 0; }
-
- inline bool operator>( const char *s1, const QString &s2 )
- { return strcmp(s1,s2.data()) > 0; }
-
- inline bool operator>=( const QString &s1, const char *s2 )
- { return strcmp(s1.data(),s2) >= 0; }
-
- inline bool operator>=( const char *s1, const QString &s2 )
- { return strcmp(s1,s2.data()) >= 0; }
-
- inline QString operator+( const QString &s1, const QString &s2 )
- {
- QString tmp( s1.data() );
- tmp += s2;
- return tmp;
- }
-
- inline QString operator+( const QString &s1, const char *s2 )
- {
- QString tmp( s1.data() );
- tmp += s2;
- return tmp;
- }
-
- inline QString operator+( const char *s1, const QString &s2 )
- {
- QString tmp( s1 );
- tmp += s2;
- return tmp;
- }
-
- inline QString operator+( const QString &s1, char c2 )
- {
- QString tmp( s1.data() );
- tmp += c2;
- return tmp;
- }
-
- inline QString operator+( char c1, const QString &s2 )
- {
- QString tmp( c1 );
- tmp += s2;
- return tmp;
- }
-
-
- #endif // QSTRING_H
-