From ee34605308d5e946700fbc5840f8cd0a302c0019 Mon Sep 17 00:00:00 2001 From: Pavel Pisa Date: Thu, 18 Jul 2019 09:51:39 +0200 Subject: Include C language syntax highlighter for alternative sources editing. Signed-off-by: Pavel Pisa --- qtmips_gui/highlighterc.cpp | 160 ++++++++++++++++++++++++++++++++++++++++++++ qtmips_gui/highlighterc.h | 93 +++++++++++++++++++++++++ qtmips_gui/qtmips_gui.pro | 2 + qtmips_gui/srceditor.cpp | 9 +++ 4 files changed, 264 insertions(+) create mode 100644 qtmips_gui/highlighterc.cpp create mode 100644 qtmips_gui/highlighterc.h diff --git a/qtmips_gui/highlighterc.cpp b/qtmips_gui/highlighterc.cpp new file mode 100644 index 0000000..abac62f --- /dev/null +++ b/qtmips_gui/highlighterc.cpp @@ -0,0 +1,160 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** BSD License Usage +** Alternatively, you may use this file under the terms of the BSD license +** as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of The Qt Company Ltd nor the names of its +** contributors may be used to endorse or promote products derived +** from this software without specific prior written permission. +** +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "highlighterc.h" + +//! [0] +HighlighterC::HighlighterC(QTextDocument *parent) + : QSyntaxHighlighter(parent) +{ + HighlightingRule rule; + + keywordFormat.setForeground(Qt::darkBlue); + keywordFormat.setFontWeight(QFont::Bold); + const QString keywordPatterns[] = { + QStringLiteral("\\bchar\\b"), QStringLiteral("\\bclass\\b"), QStringLiteral("\\bconst\\b"), + QStringLiteral("\\bdouble\\b"), QStringLiteral("\\benum\\b"), QStringLiteral("\\bexplicit\\b"), + QStringLiteral("\\bfriend\\b"), QStringLiteral("\\binline\\b"), QStringLiteral("\\bint\\b"), + QStringLiteral("\\blong\\b"), QStringLiteral("\\bnamespace\\b"), QStringLiteral("\\boperator\\b"), + QStringLiteral("\\bprivate\\b"), QStringLiteral("\\bprotected\\b"), QStringLiteral("\\bpublic\\b"), + QStringLiteral("\\bshort\\b"), QStringLiteral("\\bsignals\\b"), QStringLiteral("\\bsigned\\b"), + QStringLiteral("\\bslots\\b"), QStringLiteral("\\bstatic\\b"), QStringLiteral("\\bstruct\\b"), + QStringLiteral("\\btemplate\\b"), QStringLiteral("\\btypedef\\b"), QStringLiteral("\\btypename\\b"), + QStringLiteral("\\bunion\\b"), QStringLiteral("\\bunsigned\\b"), QStringLiteral("\\bvirtual\\b"), + QStringLiteral("\\bvoid\\b"), QStringLiteral("\\bvolatile\\b"), QStringLiteral("\\bbool\\b") + }; + for (const QString &pattern : keywordPatterns) { + rule.pattern = QRegularExpression(pattern); + rule.format = keywordFormat; + highlightingRules.append(rule); +//! [0] //! [1] + } +//! [1] + +//! [2] + classFormat.setFontWeight(QFont::Bold); + classFormat.setForeground(Qt::darkMagenta); + rule.pattern = QRegularExpression(QStringLiteral("\\bQ[A-Za-z]+\\b")); + rule.format = classFormat; + highlightingRules.append(rule); +//! [2] + +//! [3] + singleLineCommentFormat.setForeground(Qt::red); + rule.pattern = QRegularExpression(QStringLiteral("//[^\n]*")); + rule.format = singleLineCommentFormat; + highlightingRules.append(rule); + + multiLineCommentFormat.setForeground(Qt::red); +//! [3] + +//! [4] + quotationFormat.setForeground(Qt::darkGreen); + rule.pattern = QRegularExpression(QStringLiteral("\".*\"")); + rule.format = quotationFormat; + highlightingRules.append(rule); +//! [4] + +//! [5] + functionFormat.setFontItalic(true); + functionFormat.setForeground(Qt::blue); + rule.pattern = QRegularExpression(QStringLiteral("\\b[A-Za-z0-9_]+(?=\\()")); + rule.format = functionFormat; + highlightingRules.append(rule); +//! [5] + +//! [6] + commentStartExpression = QRegularExpression(QStringLiteral("/\\*")); + commentEndExpression = QRegularExpression(QStringLiteral("\\*/")); +} +//! [6] + +//! [7] +void HighlighterC::highlightBlock(const QString &text) +{ +#if QT_VERSION < QT_VERSION_CHECK(5, 7, 0) + foreach(const HighlightingRule &rule, highlightingRules) +#else + for (const HighlightingRule &rule : qAsConst(highlightingRules)) +#endif + { + QRegularExpressionMatchIterator matchIterator = rule.pattern.globalMatch(text); + while (matchIterator.hasNext()) { + QRegularExpressionMatch match = matchIterator.next(); + setFormat(match.capturedStart(), match.capturedLength(), rule.format); + } + } +//! [7] //! [8] + setCurrentBlockState(0); +//! [8] + +//! [9] + int startIndex = 0; + if (previousBlockState() != 1) + startIndex = text.indexOf(commentStartExpression); + +//! [9] //! [10] + while (startIndex >= 0) { +//! [10] //! [11] + 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); + } +} +//! [11] diff --git a/qtmips_gui/highlighterc.h b/qtmips_gui/highlighterc.h new file mode 100644 index 0000000..933c95d --- /dev/null +++ b/qtmips_gui/highlighterc.h @@ -0,0 +1,93 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** BSD License Usage +** Alternatively, you may use this file under the terms of the BSD license +** as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of The Qt Company Ltd nor the names of its +** contributors may be used to endorse or promote products derived +** from this software without specific prior written permission. +** +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef HIGHLIGHTERC_H +#define HIGHLIGHTERC_H + +#include +#include +#include + +QT_BEGIN_NAMESPACE +class QTextDocument; +QT_END_NAMESPACE + +//! [0] +class HighlighterC : public QSyntaxHighlighter +{ + Q_OBJECT + +public: + HighlighterC(QTextDocument *parent = 0); + +protected: + void highlightBlock(const QString &text) override; + +private: + struct HighlightingRule + { + QRegularExpression pattern; + QTextCharFormat format; + }; + QVector highlightingRules; + + QRegularExpression commentStartExpression; + QRegularExpression commentEndExpression; + + QTextCharFormat keywordFormat; + QTextCharFormat classFormat; + QTextCharFormat singleLineCommentFormat; + QTextCharFormat multiLineCommentFormat; + QTextCharFormat quotationFormat; + QTextCharFormat functionFormat; +}; +//! [0] + +#endif // HIGHLIGHTERC_H diff --git a/qtmips_gui/qtmips_gui.pro b/qtmips_gui/qtmips_gui.pro index 1be139e..6cf1c06 100644 --- a/qtmips_gui/qtmips_gui.pro +++ b/qtmips_gui/qtmips_gui.pro @@ -77,6 +77,7 @@ SOURCES += \ coreview/minimux.cpp \ srceditor.cpp \ highlighterasm.cpp \ + highlighterc.cpp \ messagesdock.cpp \ messagesmodel.cpp \ messagesview.cpp @@ -125,6 +126,7 @@ HEADERS += \ coreview/minimux.h \ srceditor.h \ highlighterasm.h \ + highlighterc.h \ messagesdock.h \ messagesmodel.h \ messagesview.h diff --git a/qtmips_gui/srceditor.cpp b/qtmips_gui/srceditor.cpp index e7502ac..8b0000d 100644 --- a/qtmips_gui/srceditor.cpp +++ b/qtmips_gui/srceditor.cpp @@ -41,6 +41,7 @@ #include "srceditor.h" #include "highlighterasm.h" +#include "highlighterc.h" void SrcEditor::setup_common() { QFont font; @@ -76,6 +77,14 @@ void SrcEditor::setFileName(QString filename) { QFileInfo fi(filename); fname = filename; tname = fi.fileName(); + delete highlighter; + highlighter = nullptr; + if ((fi.suffix() == "c") || (fi.suffix() == "C") || + (fi.suffix() == "cpp") || ((fi.suffix() == "c++"))) { + highlighter = new HighlighterC(document()); + } else { + highlighter = new HighlighterAsm(document()); + } } -- cgit v1.2.3