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authorPavel Pisa <pisa@cmp.felk.cvut.cz>2019-07-18 09:51:39 +0200
committerPavel Pisa <pisa@cmp.felk.cvut.cz>2019-07-18 09:51:39 +0200
commitee34605308d5e946700fbc5840f8cd0a302c0019 (patch)
tree0962a04c33064a3f389c0195f18f7c62ceafecf2 /qtmips_gui
parent9db55f741e283d0e52f2cd07090d9403378cd6a5 (diff)
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Include C language syntax highlighter for alternative sources editing.
Signed-off-by: Pavel Pisa <pisa@cmp.felk.cvut.cz>
Diffstat (limited to 'qtmips_gui')
-rw-r--r--qtmips_gui/highlighterc.cpp160
-rw-r--r--qtmips_gui/highlighterc.h93
-rw-r--r--qtmips_gui/qtmips_gui.pro2
-rw-r--r--qtmips_gui/srceditor.cpp9
4 files changed, 264 insertions, 0 deletions
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 <QSyntaxHighlighter>
+#include <QTextCharFormat>
+#include <QRegularExpression>
+
+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<HighlightingRule> 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());
+ }
}