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90 lines
4 KiB
C++
90 lines
4 KiB
C++
/* This file is part of the KDE project
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Copyright (C) 2022 Ivailo Monev <xakepa10@gmail.com>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License version 2, as published by the Free Software Foundation.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#include "lldbhighlighter.h"
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#include <QDebug>
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#include <KColorScheme>
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LldbHighlighter::LldbHighlighter(QTextDocument* parent, const QList<BacktraceLine> &lines)
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: QSyntaxHighlighter(parent)
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{
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Q_UNUSED(lines);
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KColorScheme kcolorscheme(QPalette::Active);
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m_crapformat.setForeground(kcolorscheme.foreground(KColorScheme::InactiveText));
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m_signalformat.setForeground(kcolorscheme.foreground(KColorScheme::NegativeText));
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m_idformat.setForeground(kcolorscheme.foreground(KColorScheme::PositiveText));
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m_hexformat.setForeground(kcolorscheme.foreground(KColorScheme::NegativeText));
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m_hexformat.setFontWeight(QFont::Bold);
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m_libraryformat.setForeground(kcolorscheme.foreground(KColorScheme::NeutralText));
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m_functionformat.setForeground(kcolorscheme.foreground(KColorScheme::VisitedText));
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m_functionformat.setFontWeight(QFont::Bold);
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m_sourceformat.setForeground(kcolorscheme.foreground(KColorScheme::LinkText));
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}
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void LldbHighlighter::highlightBlock(const QString &text)
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{
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// qDebug() << Q_FUNC_INFO << text << currentBlock().position() << currentBlock().length();
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const bool hasthread = text.contains(QLatin1String(" thread #"));
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if (!hasthread && !text.contains(QLatin1String(" frame #"))) {
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setFormat(0, text.length(), m_crapformat);
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}
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if (hasthread) {
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int partlength = 0;
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foreach (const QString &textpart, text.split(QLatin1Char(' '))) {
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if (textpart.startsWith(QLatin1String("SIG"))) {
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setFormat(partlength, textpart.length(), m_signalformat);
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}
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partlength += (textpart.length() + 1);
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}
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}
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int partlength = 0;
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int partscounter = 0;
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int functionstart = 0;
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int functionend = 0;
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const QStringList textparts = text.split(QLatin1Char(' '));
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foreach (const QString &textpart, textparts) {
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if (textpart.startsWith(QLatin1Char('#'))) {
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const bool lastcharislon = (textpart.length() > 0 && textpart.at(textpart.length() - 1).isLetterOrNumber());
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setFormat(partlength, textpart.length() - int(!lastcharislon), m_idformat);
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} else if (textpart.startsWith(QLatin1String("0x"))) {
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setFormat(partlength, textpart.length(), m_hexformat);
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} else if (textpart.contains(QLatin1Char('`'))) {
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const int tildeindex = textpart.indexOf(QLatin1Char('`'));
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setFormat(partlength, tildeindex, m_libraryformat);
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functionstart = (partlength + tildeindex + 1);
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if (!textpart.contains(QLatin1Char('(')) || textpart.endsWith(QLatin1Char(')'))) {
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setFormat(functionstart, textpart.length() - tildeindex - 1, m_functionformat);
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functionstart = 0;
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}
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} else if (functionstart && (textpart == QLatin1String("+") || textpart == QLatin1String("at"))) {
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functionend = (partlength - textpart.length());
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} else if (partscounter > 0 && textparts.at(partscounter - 1) == QLatin1String("at")) {
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setFormat(partlength, textpart.length(), m_sourceformat);
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}
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partlength += (textpart.length() + 1);
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partscounter += 1;
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}
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if (functionstart > 0 && functionend > 0) {
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setFormat(functionstart, functionend - functionstart + 1, m_functionformat);
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}
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}
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