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40 // Copyright (c) 2012 Dennco Project
42 // This program is free software: you can redistribute it and/or modify
43 // it under the terms of the GNU General Public License as published by
44 // the Free Software Foundation, either version 3 of the License, or
45 // (at your option) any later version.
47 // This program is distributed in the hope that it will be useful,
48 // but WITHOUT ANY WARRANTY; without even the implied warranty of
49 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
50 // GNU General Public License for more details.
52 // You should have received a copy of the GNU General Public License
53 // along with this program. If not, see <http://www.gnu.org/licenses/>.
56 // Created by tkawata on Sep-30, 2012.
59 #include "dccodehighlighter.h"
63 DCCodeHighlighter::DCCodeHighlighter(QTextDocument *parent) :
64 QSyntaxHighlighter(parent)
66 HighlightingRule rule;
68 keywordFormat.setForeground(QColor(Qt::blue).lighter());
69 keywordFormat.setFontWeight(QFont::Bold);
70 QStringList keywordPatterns;
71 keywordPatterns << "\\bthis.cell.axonValue\\b" << "\\bthis.cell.receptors\\b"
74 foreach (const QString &pattern, keywordPatterns) {
75 rule.pattern = QRegExp(pattern);
76 rule.format = keywordFormat;
77 highlightingRules.append(rule);
80 classFormat.setFontWeight(QFont::Bold);
81 classFormat.setForeground(Qt::magenta);
82 rule.pattern = QRegExp("\\bQ[A-Za-z]+\\b");
83 rule.format = classFormat;
84 highlightingRules.append(rule);
86 singleLineCommentFormat.setForeground(Qt::red);
87 rule.pattern = QRegExp("//[^\n]*");
88 rule.format = singleLineCommentFormat;
89 highlightingRules.append(rule);
91 multiLineCommentFormat.setForeground(Qt::red);
93 quotationFormat.setForeground(QColor(Qt::green).lighter());
94 rule.pattern = QRegExp("\".*\"");
95 rule.format = quotationFormat;
96 highlightingRules.append(rule);
98 functionFormat.setFontItalic(true);
99 functionFormat.setForeground(QColor(Qt::blue).lighter(170));
100 rule.pattern = QRegExp("\\b[A-Za-z0-9_]+(?=\\()");
101 rule.format = functionFormat;
102 highlightingRules.append(rule);
104 commentStartExpression = QRegExp("/\\*");
105 commentEndExpression = QRegExp("\\*/");
109 void DCCodeHighlighter::highlightBlock(const QString &text)
111 foreach (const HighlightingRule &rule, highlightingRules) {
112 QRegExp expression(rule.pattern);
113 int index = expression.indexIn(text);
115 int length = expression.matchedLength();
116 setFormat(index, length, rule.format);
117 index = expression.indexIn(text, index + length);
120 setCurrentBlockState(0);
123 if (previousBlockState() != 1)
124 startIndex = commentStartExpression.indexIn(text);
126 while (startIndex >= 0) {
127 int endIndex = commentEndExpression.indexIn(text, startIndex);
129 if (endIndex == -1) {
130 setCurrentBlockState(1);
131 commentLength = text.length() - startIndex;
133 commentLength = endIndex - startIndex
134 + commentEndExpression.matchedLength();
136 setFormat(startIndex, commentLength, multiLineCommentFormat);
137 startIndex = commentStartExpression.indexIn(text, startIndex + commentLength);