/* Copyright (c) 2018 Christian Mollekopf This library is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This library 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 Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with this library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ #include "viewhighlighter.h" #include #include #include #include class SearchHighlighter : public QSyntaxHighlighter { Q_OBJECT public: SearchHighlighter(QTextDocument *parent = 0) : QSyntaxHighlighter(parent) { } void setSearchString(const QString &s) { mSearchString = s; rehighlight(); } protected: void highlightBlock(const QString &text) override { if (!mSearchString.isEmpty()) { QTextCharFormat format; format.setFontWeight(QFont::Bold); format.setBackground(QColor{"#f67400"}); QRegularExpression expression(mSearchString, QRegularExpression::CaseInsensitiveOption); auto i = expression.globalMatch(text); while (i.hasNext()) { auto match = i.next(); setFormat(match.capturedStart(), match.capturedLength(), format); } } } private: QString mSearchString; }; struct ViewHighlighter::Private { SearchHighlighter *searchHighligher; }; ViewHighlighter::ViewHighlighter(QObject *parent) : QObject(parent), d{new Private} { } void ViewHighlighter::setTextDocument(QQuickTextDocument *document) { if (document) { d->searchHighligher = new SearchHighlighter{document->textDocument()}; } } void ViewHighlighter::setSearchString(const QString &s) { if (d->searchHighligher) { d->searchHighligher->setSearchString(s); } } #include "viewhighlighter.moc"