diff options
Diffstat (limited to 'qtmips_gui')
| -rw-r--r-- | qtmips_gui/highlighter.cpp | 141 | ||||
| -rw-r--r-- | qtmips_gui/highlighter.h | 79 |
2 files changed, 220 insertions, 0 deletions
diff --git a/qtmips_gui/highlighter.cpp b/qtmips_gui/highlighter.cpp new file mode 100644 index 0000000..5924eba --- /dev/null +++ b/qtmips_gui/highlighter.cpp @@ -0,0 +1,141 @@ +// SPDX-License-Identifier: GPL-2.0+ +/******************************************************************************* + * QtMips - MIPS 32-bit Architecture Subset Simulator + * + * Implemented to support following courses: + * + * B35APO - Computer Architectures + * https://cw.fel.cvut.cz/wiki/courses/b35apo + * + * B4M35PAP - Advanced Computer Architectures + * https://cw.fel.cvut.cz/wiki/courses/b4m35pap/start + * + * Copyright (c) 2017-2019 Karel Koci<cynerd@email.cz> + * Copyright (c) 2019 Pavel Pisa <pisa@cmp.felk.cvut.cz> + * + * Faculty of Electrical Engineering (http://www.fel.cvut.cz) + * Czech Technical University (http://www.cvut.cz/) + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + ******************************************************************************/ +/* Based on Qt example released under BSD license */ + +#include "QStringList" +#include "highlighter.h" +#include "instruction.h" + +Highlighter::Highlighter(QTextDocument *parent) + : QSyntaxHighlighter(parent) +{ + HighlightingRule rule; + + keywordFormat.setForeground(Qt::darkBlue); + keywordFormat.setFontWeight(QFont::Bold); + const QString keywordPatterns[] = { + QStringLiteral("\\.org\\b"), QStringLiteral("\\.word\\b"), + QStringLiteral("\\.text\\b"), QStringLiteral("\\.data\\b") + }; + + for (const QString &pattern : keywordPatterns) { + rule.pattern = QRegularExpression(pattern); + rule.format = keywordFormat; + highlightingRules.append(rule); + } + + QStringList inst_list; + machine::Instruction::append_recognized_instructions(inst_list); + foreach (const QString &str, inst_list) { + rule.pattern = QRegularExpression("\\b" + str + "\\b"); + rule.format = keywordFormat; + highlightingRules.append(rule); + rule.pattern = QRegularExpression("\\b" + str.toLower() + "\\b"); + rule.format = keywordFormat; + highlightingRules.append(rule); + } + + registerFormat.setFontWeight(QFont::Bold); + registerFormat.setForeground(Qt::darkMagenta); + QStringList reg_list; + machine::Instruction::append_recognized_registers(reg_list); + foreach (const QString &str, reg_list) { + rule.pattern = QRegularExpression("\\$" + str + "\\b"); + rule.format = registerFormat; + highlightingRules.append(rule); + } + rule.pattern = QRegularExpression("\\$[0-9]+\\b"); + rule.format = registerFormat; + highlightingRules.append(rule); + + singleLineCommentFormat.setForeground(Qt::red); + rule.pattern = QRegularExpression(QStringLiteral(";[^\n]*")); + rule.format = singleLineCommentFormat; + highlightingRules.append(rule); + + singleLineCommentFormat.setForeground(Qt::red); + rule.pattern = QRegularExpression(QStringLiteral("#[^\n]*")); + rule.format = singleLineCommentFormat; + highlightingRules.append(rule); + + multiLineCommentFormat.setForeground(Qt::red); + + quotationFormat.setForeground(Qt::darkGreen); + rule.pattern = QRegularExpression(QStringLiteral("\".*\"")); + rule.format = quotationFormat; + highlightingRules.append(rule); + + //functionFormat.setFontItalic(true); + //functionFormat.setForeground(Qt::blue); + //rule.pattern = QRegularExpression(QStringLiteral("\\b[A-Za-z0-9_]+(?=\\()")); + //rule.format = functionFormat; + //highlightingRules.append(rule); + + //commentStartExpression = QRegularExpression(QStringLiteral("/\\*")); + //commentEndExpression = QRegularExpression(QStringLiteral("\\*/")); +} + +void Highlighter::highlightBlock(const QString &text) +{ + for (const HighlightingRule &rule : qAsConst(highlightingRules)) { + QRegularExpressionMatchIterator matchIterator = rule.pattern.globalMatch(text); + while (matchIterator.hasNext()) { + QRegularExpressionMatch match = matchIterator.next(); + setFormat(match.capturedStart(), match.capturedLength(), rule.format); + } + } + setCurrentBlockState(0); + +#if 0 + int startIndex = 0; + if (previousBlockState() != 1) + startIndex = text.indexOf(commentStartExpression); + + while (startIndex >= 0) { + QRegularExpressionMatch match = commentEndExpression.match(text, startIndex); + int endIndex = match.capturedStart(); + int commentLength = 0; + if (endIndex == -1) { + setCurrentBlockState(1); + commentLength = text.length() - startIndex; + } else { + commentLength = endIndex - startIndex + + match.capturedLength(); + } + setFormat(startIndex, commentLength, multiLineCommentFormat); + startIndex = text.indexOf(commentStartExpression, startIndex + commentLength); + } +#endif +} diff --git a/qtmips_gui/highlighter.h b/qtmips_gui/highlighter.h new file mode 100644 index 0000000..93f1d77 --- /dev/null +++ b/qtmips_gui/highlighter.h @@ -0,0 +1,79 @@ +// SPDX-License-Identifier: GPL-2.0+ +/******************************************************************************* + * QtMips - MIPS 32-bit Architecture Subset Simulator + * + * Implemented to support following courses: + * + * B35APO - Computer Architectures + * https://cw.fel.cvut.cz/wiki/courses/b35apo + * + * B4M35PAP - Advanced Computer Architectures + * https://cw.fel.cvut.cz/wiki/courses/b4m35pap/start + * + * Copyright (c) 2017-2019 Karel Koci<cynerd@email.cz> + * Copyright (c) 2019 Pavel Pisa <pisa@cmp.felk.cvut.cz> + * + * Faculty of Electrical Engineering (http://www.fel.cvut.cz) + * Czech Technical University (http://www.cvut.cz/) + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + ******************************************************************************/ +/* Based on Qt example released under BSD license */ + +#ifndef HIGHLIGHTER_H +#define HIGHLIGHTER_H + +#include <QSyntaxHighlighter> +#include <QTextCharFormat> +#include <QRegularExpression> + +QT_BEGIN_NAMESPACE +class QTextDocument; +QT_END_NAMESPACE + +//! [0] +class Highlighter : public QSyntaxHighlighter +{ + Q_OBJECT + +public: + Highlighter(QTextDocument *parent = 0); + +protected: + void highlightBlock(const QString &text) override; + +private: + struct HighlightingRule + { + QRegularExpression pattern; + QTextCharFormat format; + }; + QVector<HighlightingRule> highlightingRules; + + QRegularExpression commentStartExpression; + QRegularExpression commentEndExpression; + + QTextCharFormat keywordFormat; + QTextCharFormat registerFormat; + QTextCharFormat singleLineCommentFormat; + QTextCharFormat multiLineCommentFormat; + QTextCharFormat quotationFormat; + QTextCharFormat functionFormat; +}; +//! [0] + +#endif // HIGHLIGHTER_H |