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-rw-r--r--kdecore/kstringhandler.cpp663
1 files changed, 0 insertions, 663 deletions
diff --git a/kdecore/kstringhandler.cpp b/kdecore/kstringhandler.cpp
deleted file mode 100644
index dfabb49ea..000000000
--- a/kdecore/kstringhandler.cpp
+++ /dev/null
@@ -1,663 +0,0 @@
-/* This file is part of the KDE libraries
- Copyright (C) 1999 Ian Zepp (icszepp@islc.net)
-
- This library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public
- License as published by the Free Software Foundation; either
- version 2 of the License, or (at your option) any later version.
-
- This library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public License
- along with this library; see the file COPYING.LIB. If not, write to
- the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- Boston, MA 02110-1301, USA.
-*/
-
-#include "kstringhandler.h"
-#include "kglobal.h"
-
-static void parsePythonRange( const TQCString &range, uint &start, uint &end )
-{
- const int colon = range.find( ':' );
- if ( colon == -1 ) {
- start = range.toUInt();
- end = start;
- } else if ( colon == int( range.length() - 1 ) ) {
- start = range.left( colon ).toUInt();
- } else if ( colon == 0 ) {
- end = range.mid( 1 ).toUInt();
- } else {
- start = range.left( colon ).toInt();
- end = range.mid( colon + 1 ).toInt();
- }
-}
-
-TQString KStringHandler::word( const TQString &text , uint pos )
-{
- return text.section( ' ', pos, pos );
-}
-
-TQString KStringHandler::word( const TQString &text , const char *range )
-{
- // Format in: START:END
- // Note index starts a 0 (zero)
- //
- // 0: first word to end
- // 1:3 second to fourth words
- TQStringList list = TQStringList::split( " ", text , true );
- TQString tmp = "";
- TQString r = range;
-
- if ( text.isEmpty() )
- return tmp;
-
- uint pos = 0, cnt = list.count();
- parsePythonRange( range, pos, cnt );
-
- //
- // Extract words
- //
- int wordsToExtract = cnt-pos+1;
- TQStringList::Iterator it = list.tqat( pos);
-
- while ( (it != list.end()) && (wordsToExtract-- > 0))
- {
- tmp += *it;
- tmp += " ";
- it++;
- }
-
- return tmp.stripWhiteSpace();
-}
-
-//
-// Insertion and removal routines
-//
-TQString KStringHandler::insword( const TQString &text , const TQString &word , uint pos )
-{
- if ( text.isEmpty() )
- return word;
-
- if ( word.isEmpty() )
- return text;
-
- // Split words and add into list
- TQStringList list = TQStringList::split( " ", text, true );
-
- if ( pos >= list.count() )
- list.append( word );
- else
- list.insert( list.tqat(pos) , word );
-
- // Rejoin
- return list.join( " " );
-}
-
-TQString KStringHandler::setword( const TQString &text , const TQString &word , uint pos )
-{
- if ( text.isEmpty() )
- return word;
-
- if ( word.isEmpty() )
- return text;
-
- // Split words and add into list
- TQStringList list = TQStringList::split( " ", text, true );
-
- if ( pos >= list.count() )
- list.append( word );
- else
- {
- list.insert( list.remove( list.tqat(pos) ) , word );
- }
-
- // Rejoin
- return list.join( " " );
-}
-
-TQString KStringHandler::remrange( const TQString &text , const char *range )
-{
- // Format in: START:END
- // Note index starts a 0 (zero)
- //
- // 0: first word to end
- // 1:3 second to fourth words
- TQStringList list = TQStringList::split( " ", text , true );
- TQString tmp = "";
- TQString r = range;
-
- if ( text.isEmpty() )
- return tmp;
-
- uint pos = 0, cnt = list.count();
- parsePythonRange( range, pos, cnt );
-
- //
- // Remove that range of words
- //
- int wordsToDelete = cnt-pos+1;
- TQStringList::Iterator it = list.tqat( pos);
-
- while ( (it != list.end()) && (wordsToDelete-- > 0))
- it = list.remove( it );
-
- return list.join( " " );
-}
-
-TQString KStringHandler::remword( const TQString &text , uint pos )
-{
- TQString tmp = "";
-
- if ( text.isEmpty() )
- return tmp;
-
- // Split words and add into list
- TQStringList list = TQStringList::split( " ", text, true );
-
- if ( pos < list.count() )
- list.remove( list.tqat( pos ) );
-
- // Rejoin
- return list.join( " " );
-}
-
-TQString KStringHandler::remword( const TQString &text , const TQString &word )
-{
- TQString tmp = "";
-
- if ( text.isEmpty() )
- return tmp;
-
- if ( word.isEmpty() )
- return text;
-
- // Split words and add into list
- TQStringList list = TQStringList::split( " ", text, true );
-
- TQStringList::Iterator it = list.find(word);
-
- if (it != list.end())
- list.remove( it );
-
- // Rejoin
- return list.join( " " );
-}
-
-//
-// Capitalization routines
-//
-TQString KStringHandler::capwords( const TQString &text )
-{
- if ( text.isEmpty() ) {
- return text;
- }
-
- const TQString strippedText = text.stripWhiteSpace();
- const TQStringList words = capwords( TQStringList::split( ' ', strippedText ) );
-
- TQString result = text;
- result.replace( strippedText, words.join( " " ) );
- return result;
-}
-
-TQStringList KStringHandler::capwords( const TQStringList &list )
-{
- TQStringList tmp = list;
- for ( TQStringList::Iterator it = tmp.begin(); it != tmp.end(); ++it ) {
- *it = ( *it )[ 0 ].upper() + ( *it ).mid( 1 );
- }
- return tmp;
-}
-
-//
-// Reverse routines
-//
-TQString KStringHandler::reverse( const TQString &text )
-{
- TQString tmp;
-
- if ( text.isEmpty() )
- return tmp;
-
- TQStringList list;
- list = TQStringList::split( " ", text, true );
- list = reverse( list );
-
- return list.join( " " );
-}
-
-TQStringList KStringHandler::reverse( const TQStringList &list )
-{
- TQStringList tmp;
-
- if ( list.count() == 0 )
- return tmp;
-
- for ( TQStringList::ConstIterator it= list.begin();
- it != list.end();
- it++)
- tmp.prepend( *it );
-
- return tmp;
-}
-
-//
-// Left, Right, Center justification
-//
-TQString KStringHandler::ljust( const TQString &text , uint width )
-{
- return text.stripWhiteSpace().leftJustify( width );
-}
-
-TQString KStringHandler::rjust( const TQString &text , uint width )
-{
- return text.stripWhiteSpace().rightJustify( width );
-}
-
-TQString KStringHandler::center( const TQString &text , uint width )
-{
- const TQString s = text.stripWhiteSpace();
- const unsigned int length = s.length();
- if ( width <= length ) {
- return s;
- }
-
- TQString result;
- result.fill( ' ', ( width - length ) / 2 );
- result += s;
-
- return result.leftJustify( width );
-}
-
-TQString KStringHandler::lsqueeze( const TQString & str, uint maxlen )
-{
- if (str.length() > maxlen) {
- int part = maxlen-3;
- return TQString("..." + str.right(part));
- }
- else return str;
-}
-
-TQString KStringHandler::csqueeze( const TQString & str, uint maxlen )
-{
- if (str.length() > maxlen && maxlen > 3) {
- int part = (maxlen-3)/2;
- return TQString(str.left(part) + "..." + str.right(part));
- }
- else return str;
-}
-
-TQString KStringHandler::rsqueeze( const TQString & str, uint maxlen )
-{
- if (str.length() > maxlen) {
- int part = maxlen-3;
- return TQString(str.left(part) + "...");
- }
- else return str;
-}
-
-TQString KStringHandler::lEmSqueeze(const TQString &name, const TQFontMetrics& fontMetrics, uint maxlen)
-{
- return lPixelSqueeze(name, fontMetrics, fontMetrics.maxWidth() * maxlen);
-}
-
-TQString KStringHandler::lPixelSqueeze(const TQString& name, const TQFontMetrics& fontMetrics, uint maxPixels)
-{
- uint nameWidth = fontMetrics.width(name);
-
- if (maxPixels < nameWidth)
- {
- TQString tmp = name;
- const uint em = fontMetrics.maxWidth();
- maxPixels -= fontMetrics.width("...");
-
- while (maxPixels < nameWidth && !tmp.isEmpty())
- {
- int delta = (nameWidth - maxPixels) / em;
- delta = kClamp(delta, 1, delta); // no max
-
- tmp.remove(0, delta);
- nameWidth = fontMetrics.width(tmp);
- }
-
- return ("..." + tmp);
- }
-
- return name;
-}
-
-TQString KStringHandler::cEmSqueeze(const TQString& name, const TQFontMetrics& fontMetrics, uint maxlen)
-{
- return cPixelSqueeze(name, fontMetrics, fontMetrics.maxWidth() * maxlen);
-}
-
-TQString KStringHandler::cPixelSqueeze(const TQString& s, const TQFontMetrics& fm, uint width)
-{
- if ( s.isEmpty() || uint( fm.width( s ) ) <= width ) {
- return s;
- }
-
- const unsigned int length = s.length();
- if ( length == 2 ) {
- return s;
- }
-
- const int maxWidth = width - fm.width( '.' ) * 3;
- if ( maxWidth <= 0 ) {
- return "...";
- }
-
- unsigned int leftIdx = 0, rightIdx = length;
- unsigned int leftWidth = fm.charWidth( s, leftIdx++ );
- unsigned int rightWidth = fm.charWidth( s, --rightIdx );
- while ( leftWidth + rightWidth < uint( maxWidth ) ) {
- while ( leftWidth <= rightWidth && leftWidth + rightWidth < uint( maxWidth ) ) {
- leftWidth += fm.charWidth( s, leftIdx++ );
- }
- while ( rightWidth <= leftWidth && leftWidth + rightWidth < uint( maxWidth ) ) {
- rightWidth += fm.charWidth( s, --rightIdx );
- }
- }
-
- if ( leftWidth > rightWidth ) {
- --leftIdx;
- } else {
- ++rightIdx;
- }
-
- rightIdx = length - rightIdx;
- if ( leftIdx == 0 && rightIdx == 1 || leftIdx == 1 && rightIdx == 0 ) {
- return "...";
- }
-
- return s.left( leftIdx ) + "..." + s.right( rightIdx );
-}
-
-TQString KStringHandler::rEmSqueeze(const TQString& name, const TQFontMetrics& fontMetrics, uint maxlen)
-{
- return rPixelSqueeze(name, fontMetrics, fontMetrics.maxWidth() * maxlen);
-}
-
-TQString KStringHandler::rPixelSqueeze(const TQString& name, const TQFontMetrics& fontMetrics, uint maxPixels)
-{
- uint nameWidth = fontMetrics.width(name);
-
- if (maxPixels < nameWidth)
- {
- TQString tmp = name;
- const uint em = fontMetrics.maxWidth();
- maxPixels -= fontMetrics.width("...");
-
- while (maxPixels < nameWidth && !tmp.isEmpty())
- {
- int length = tmp.length();
- int delta = em ? (nameWidth - maxPixels) / em : length;
- delta = kClamp(delta, 1, length) ;
-
- tmp.remove(length - delta, delta);
- nameWidth = fontMetrics.width(tmp);
- }
-
- return (tmp + "...");
- }
-
- return name;
-}
-
-///// File name patterns (like *.txt)
-
-bool KStringHandler::matchFileName( const TQString& filename, const TQString& pattern )
-{
- int len = filename.length();
- int pattern_len = pattern.length();
-
- if (!pattern_len)
- return false;
-
- // Patterns like "Makefile*"
- if ( pattern[ pattern_len - 1 ] == (QChar)'*' && len + 1 >= pattern_len ) {
- if ( pattern[ 0 ] == (QChar)'*' )
- {
- return filename.find(pattern.mid(1, pattern_len - 2)) != -1;
- }
-
- const TQChar *c1 = pattern.tqunicode();
- const TQChar *c2 = filename.tqunicode();
- int cnt = 1;
- while ( cnt < pattern_len && *c1++ == *c2++ )
- ++cnt;
- return cnt == pattern_len;
- }
-
- // Patterns like "*~", "*.extension"
- if ( pattern[ 0 ] == (QChar)'*' && len + 1 >= pattern_len )
- {
- const TQChar *c1 = pattern.tqunicode() + pattern_len - 1;
- const TQChar *c2 = filename.tqunicode() + len - 1;
- int cnt = 1;
- while ( cnt < pattern_len && *c1-- == *c2-- )
- ++cnt;
- return cnt == pattern_len;
- }
-
- // Patterns like "Makefile"
- return ( filename == pattern );
-}
-
- TQStringList
-KStringHandler::perlSplit(const TQString & sep, const TQString & s, uint max)
-{
- bool ignoreMax = 0 == max;
-
- TQStringList l;
-
- int searchStart = 0;
-
- int tokenStart = s.find(sep, searchStart);
-
- while (-1 != tokenStart && (ignoreMax || l.count() < max - 1))
- {
- if (!s.mid(searchStart, tokenStart - searchStart).isEmpty())
- l << s.mid(searchStart, tokenStart - searchStart);
-
- searchStart = tokenStart + sep.length();
- tokenStart = s.find(sep, searchStart);
- }
-
- if (!s.mid(searchStart, s.length() - searchStart).isEmpty())
- l << s.mid(searchStart, s.length() - searchStart);
-
- return l;
-}
-
- TQStringList
-KStringHandler::perlSplit(const TQChar & sep, const TQString & s, uint max)
-{
- bool ignoreMax = 0 == max;
-
- TQStringList l;
-
- int searchStart = 0;
-
- int tokenStart = s.find(sep, searchStart);
-
- while (-1 != tokenStart && (ignoreMax || l.count() < max - 1))
- {
- if (!s.mid(searchStart, tokenStart - searchStart).isEmpty())
- l << s.mid(searchStart, tokenStart - searchStart);
-
- searchStart = tokenStart + 1;
- tokenStart = s.find(sep, searchStart);
- }
-
- if (!s.mid(searchStart, s.length() - searchStart).isEmpty())
- l << s.mid(searchStart, s.length() - searchStart);
-
- return l;
-}
-
- TQStringList
-KStringHandler::perlSplit(const TQRegExp & sep, const TQString & s, uint max)
-{
- bool ignoreMax = 0 == max;
-
- TQStringList l;
-
- int searchStart = 0;
- int tokenStart = sep.search(s, searchStart);
- int len = sep.matchedLength();
-
- while (-1 != tokenStart && (ignoreMax || l.count() < max - 1))
- {
- if (!s.mid(searchStart, tokenStart - searchStart).isEmpty())
- l << s.mid(searchStart, tokenStart - searchStart);
-
- searchStart = tokenStart + len;
- tokenStart = sep.search(s, searchStart);
- len = sep.matchedLength();
- }
-
- if (!s.mid(searchStart, s.length() - searchStart).isEmpty())
- l << s.mid(searchStart, s.length() - searchStart);
-
- return l;
-}
-
-TQString
-KStringHandler::tagURLs( const TQString& text )
-{
- /*static*/ TQRegExp urlEx("(www\\.(?!\\.)|(fish|(f|ht)tp(|s))://)[\\d\\w\\./,:_~\\?=&;#@\\-\\+\\%\\$]+[\\d\\w/]");
-
- TQString richText( text );
- int urlPos = 0, urlLen;
- while ((urlPos = urlEx.search(richText, urlPos)) >= 0)
- {
- urlLen = urlEx.matchedLength();
- TQString href = richText.mid( urlPos, urlLen );
- // Qt doesn't support (?<=pattern) so we do it here
- if((urlPos > 0) && richText[urlPos-1].isLetterOrNumber()){
- urlPos++;
- continue;
- }
- // Don't use TQString::arg since %01, %20, etc could be in the string
- TQString anchor = "<a href=\"" + href + "\">" + href + "</a>";
- richText.replace( urlPos, urlLen, anchor );
-
-
- urlPos += anchor.length();
- }
- return richText;
-}
-
-TQString KStringHandler::obscure( const TQString &str )
-{
- TQString result;
- const TQChar *tqunicode = str.tqunicode();
- for ( uint i = 0; i < str.length(); ++i )
- result += ( tqunicode[ i ].tqunicode() < 0x21 ) ? tqunicode[ i ] :
- TQChar( 0x1001F - tqunicode[ i ].tqunicode() );
-
- return result;
-}
-
-bool KStringHandler::isUtf8(const char *buf)
-{
- int i, n;
- register unsigned char c;
- bool gotone = false;
-
- if (!buf)
- return true; // whatever, just don't crash
-
-#define F 0 /* character never appears in text */
-#define T 1 /* character appears in plain ASCII text */
-#define I 2 /* character appears in ISO-8859 text */
-#define X 3 /* character appears in non-ISO extended ASCII (Mac, IBM PC) */
-
- static const unsigned char text_chars[256] = {
- /* BEL BS HT LF FF CR */
- F, F, F, F, F, F, F, T, T, T, T, F, T, T, F, F, /* 0x0X */
- /* ESC */
- F, F, F, F, F, F, F, F, F, F, F, T, F, F, F, F, /* 0x1X */
- T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, /* 0x2X */
- T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, /* 0x3X */
- T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, /* 0x4X */
- T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, /* 0x5X */
- T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, /* 0x6X */
- T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, F, /* 0x7X */
- /* NEL */
- X, X, X, X, X, T, X, X, X, X, X, X, X, X, X, X, /* 0x8X */
- X, X, X, X, X, X, X, X, X, X, X, X, X, X, X, X, /* 0x9X */
- I, I, I, I, I, I, I, I, I, I, I, I, I, I, I, I, /* 0xaX */
- I, I, I, I, I, I, I, I, I, I, I, I, I, I, I, I, /* 0xbX */
- I, I, I, I, I, I, I, I, I, I, I, I, I, I, I, I, /* 0xcX */
- I, I, I, I, I, I, I, I, I, I, I, I, I, I, I, I, /* 0xdX */
- I, I, I, I, I, I, I, I, I, I, I, I, I, I, I, I, /* 0xeX */
- I, I, I, I, I, I, I, I, I, I, I, I, I, I, I, I /* 0xfX */
- };
-
- /* *ulen = 0; */
- for (i = 0; (c = buf[i]); i++) {
- if ((c & 0x80) == 0) { /* 0xxxxxxx is plain ASCII */
- /*
- * Even if the whole file is valid UTF-8 sequences,
- * still reject it if it uses weird control characters.
- */
-
- if (text_chars[c] != T)
- return false;
-
- } else if ((c & 0x40) == 0) { /* 10xxxxxx never 1st byte */
- return false;
- } else { /* 11xxxxxx begins UTF-8 */
- int following;
-
- if ((c & 0x20) == 0) { /* 110xxxxx */
- following = 1;
- } else if ((c & 0x10) == 0) { /* 1110xxxx */
- following = 2;
- } else if ((c & 0x08) == 0) { /* 11110xxx */
- following = 3;
- } else if ((c & 0x04) == 0) { /* 111110xx */
- following = 4;
- } else if ((c & 0x02) == 0) { /* 1111110x */
- following = 5;
- } else
- return false;
-
- for (n = 0; n < following; n++) {
- i++;
- if (!(c = buf[i]))
- goto done;
-
- if ((c & 0x80) == 0 || (c & 0x40))
- return false;
- }
- gotone = true;
- }
- }
-done:
- return gotone; /* don't claim it's UTF-8 if it's all 7-bit */
-}
-
-#undef F
-#undef T
-#undef I
-#undef X
-
-TQString KStringHandler::from8Bit( const char *str )
-{
- if (!str)
- return TQString::null;
- if (!*str) {
- static const TQString &emptyString = KGlobal::staticQString("");
- return emptyString;
- }
- return KStringHandler::isUtf8( str ) ?
- TQString::fromUtf8( str ) :
- TQString::fromLocal8Bit( str );
-}
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