utils/wpseditor/gui/src/qsyntaxer.cpp

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  *
   9  *   Copyright (C) 2007 by Rostilav Checkan
  10  *   $Id$
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  *
  20  ****************************************************************************/
  21
  22 #include <QTextCharFormat>
  23
  24 #include "qsyntaxer.h"
  25
  26 QSyntaxer::QSyntaxer(QTextDocument *parent)
  27         : QSyntaxHighlighter(parent) {
  28     HighlightingRule rule;
  29
  30     hrules[0].pattern = QRegExp("%[^\\| \n<\\?%]{1,2}");
  31     hrules[0].format.setFontWeight(QFont::Bold);
  32     hrules[0].format.setForeground(Qt::darkBlue);
  33
  34
  35     hrules[1].pattern = QRegExp("%[\\?]{1}[^<]{1,2}");
  36     hrules[1].format.setForeground(Qt::darkMagenta);
  37
  38     hrules[2].pattern = QRegExp("(<|>)");
  39     hrules[2].format.setForeground(Qt::red);
  40
  41     hrules[3].pattern = QRegExp("\\|");
  42     hrules[3].format.setForeground(Qt::darkRed);
  43
  44     hrules[4].pattern = QRegExp("#[^\n]*");
  45     hrules[4].format.setForeground(Qt::darkGreen);
  46     hrules[4].format.setFontItalic(true);
  47 }
  48 //
  49 void QSyntaxer::highlightBlock(const QString &text) {
  50     QTextCharFormat wholeText;
  51     wholeText.setFont(QFont("arial",11,QFont::Normal));
  52     setFormat(0,text.length(),wholeText);
  53
  54     foreach (HighlightingRule rule, hrules) {
  55         QRegExp expression(rule.pattern);
  56         int index = text.indexOf(expression);
  57         while (index >= 0) {
  58             int length = expression.matchedLength();
  59             setFormat(index, length, rule.format);
  60             index = text.indexOf(expression, index + length);
  61         }
  62     }
  63
  64 }