forked from qt-creator/qt-creator
89 lines
3.2 KiB
C++
89 lines
3.2 KiB
C++
/**************************************************************************
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**
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** This file is part of Qt Creator
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**
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** Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
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**
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** Commercial Usage
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**
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Nokia.
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**
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** GNU Lesser General Public License Usage
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**
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** If you are unsure which license is appropriate for your use, please
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** contact the sales department at http://qt.nokia.com/contact.
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**
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**************************************************************************/
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#include "profilehighlighter.h"
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#include "profilekeywords.h"
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#include <QtCore/QRegExp>
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#include <QtGui/QColor>
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#include <QtGui/QTextDocument>
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#include <QtGui/QTextEdit>
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using namespace Qt4ProjectManager::Internal;
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ProFileHighlighter::ProFileHighlighter(QTextDocument *document) :
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TextEditor::SyntaxHighlighter(document)
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{
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}
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void ProFileHighlighter::highlightBlock(const QString &text)
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{
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if (text.isEmpty())
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return;
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QString buf;
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bool inCommentMode = false;
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QTextCharFormat emptyFormat;
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int i = 0;
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for (;;) {
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const QChar c = text.at(i);
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if (inCommentMode) {
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setFormat(i, 1, m_formats[ProfileCommentFormat]);
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} else {
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if (c.isLetter() || c == '_' || c == '.' || c.isDigit()) {
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buf += c;
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setFormat(i - buf.length()+1, buf.length(), emptyFormat);
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if (!buf.isEmpty() && ProFileKeywords::isFunction(buf))
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setFormat(i - buf.length()+1, buf.length(), m_formats[ProfileFunctionFormat]);
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else if (!buf.isEmpty() && ProFileKeywords::isVariable(buf))
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setFormat(i - buf.length()+1, buf.length(), m_formats[ProfileVariableFormat]);
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} else if (c == '(') {
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if (!buf.isEmpty() && ProFileKeywords::isFunction(buf))
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setFormat(i - buf.length(), buf.length(), m_formats[ProfileFunctionFormat]);
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buf.clear();
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} else if (c == '#') {
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inCommentMode = true;
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setFormat(i, 1, m_formats[ProfileCommentFormat]);
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buf.clear();
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} else {
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if (!buf.isEmpty() && ProFileKeywords::isVariable(buf))
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setFormat(i - buf.length(), buf.length(), m_formats[ProfileVariableFormat]);
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buf.clear();
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}
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}
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i++;
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if (i >= text.length())
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break;
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}
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applyFormatToSpaces(text, m_formats[ProfileVisualWhitespaceFormat]);
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}
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