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Viewing changes to src/datakiosk/src/asciivalidator.cpp

  • Committer: Bazaar Package Importer
  • Author(s): Jonathan Riddell
  • Date: 2005-06-27 22:48:06 UTC
  • Revision ID: james.westby@ubuntu.com-20050627224806-8farkci1dc2onhbs
Tags: upstream-0.7
Import upstream version 0.7

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src/datakiosk/src/asciivalidator.cpp
 
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/***************************************************************************
 
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 *   Copyright (C) 2005 by Adam Treat                                      *
 
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 *   treat@kde.org                                                         *
 
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 *                                                                         *
 
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 *   Copyright (C) 2004 by Scott Wheeler                                   *
 
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 *   wheeler@kde.org                                                       *
 
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 *                                                                         *
 
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 *   This program is free software; you can redistribute it and/or modify  *
 
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 *   it under the terms of the GNU General Public License as published by  *
 
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 *   the Free Software Foundation; either version 2 of the License, or     *
 
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 *   (at your option) any later version.                                   *
 
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 *                                                                         *
 
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 ***************************************************************************/
 
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#include "asciivalidator.h"
 
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#include <qstring.h>
 
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AsciiValidator::AsciiValidator( QObject * parent, const char *name )
 
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        : QValidator( parent, name ), functionName( false )
 
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{}
 
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AsciiValidator::AsciiValidator( bool funcName, QObject * parent, const char *name )
 
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        : QValidator( parent, name ), functionName( funcName )
 
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{}
 
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AsciiValidator::AsciiValidator( const QString &allow, QObject * parent, const char *name )
 
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        : QValidator( parent, name ), functionName( false ), allowedChars( allow )
 
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{}
 
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AsciiValidator::~AsciiValidator()
 
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{}
 
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QValidator::State AsciiValidator::validate( QString &s, int & ) const
 
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{
 
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    bool inParen = false;
 
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    bool outParen = false;
 
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    if ( !s.isEmpty() && s[ 0 ].row() == 0 && s[ 0 ].cell() >= '0' && s[ 0 ].cell() <= '9' )
 
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        s[ 0 ] = '_';
 
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    for ( int i = 0, j = 0; i < ( int ) s.length(); i++ )
 
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    {
 
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        uchar r = s[ i ].row();
 
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        uchar c = s[ i ].cell();
 
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        if ( outParen )
 
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        { // check if we have 'const' or 'volatile'
 
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            static const QString con = " const";
 
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            static const QString vol = " volatile";
 
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            QString mid = s.mid( j );
 
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            if ( !( con.startsWith( mid ) || vol.startsWith( mid ) ) )
 
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                return QValidator::Invalid;
 
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        }
 
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        if ( inParen && c != ')' )
 
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            continue;
 
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        if ( r == 0 && ( ( c >= '0' && c <= '9' ) ||
 
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                         ( c >= 'a' && c <= 'z' ) ||
 
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                         ( c >= 'A' && c <= 'Z' ) ) )
 
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            continue;
 
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        if ( functionName )
 
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        {
 
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            if ( c == '(' )
 
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            {
 
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                inParen = true;
 
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                continue;
 
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            }
 
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            if ( c == ')' )
 
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            {
 
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                outParen = true;
 
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                j = i + 1;
 
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                continue;
 
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            }
 
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        }
 
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        if ( allowedChars.find( s[ i ] ) != -1 )
 
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            continue;
 
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        s[ i ] = '_';
 
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    }
 
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    return QValidator::Acceptable;
 
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}
 
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#include "asciivalidator.moc"