Program Listing for File xml_syntax_highlighter.hpp
↰ Return to documentation for file (include/moveit_setup_framework/qt/xml_syntax_highlighter.hpp
)
/*********************************************************************
* Software License Agreement (BSD License)
*
* Copyright (c) 2022, Bielefeld University, Inc.
* All rights reserved.
*
* 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 Bielefeld University 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.
*********************************************************************/
/* Author: Robert Haschke */
#pragma once
#include <QtGui/QSyntaxHighlighter>
#include <QRegularExpression>
#include <map>
namespace moveit_setup
{
class XmlSyntaxHighlighter : public QSyntaxHighlighter
{
public:
XmlSyntaxHighlighter(QTextDocument* parent = nullptr);
void addTag(const QString& tag, const QTextCharFormat& format, const QString& parent = QString());
protected:
void highlightBlock(const QString& text) override;
private:
struct Rule
{
QRegularExpression start;
QRegularExpression end;
QTextCharFormat format;
std::map<int, Rule>::const_iterator parent;
};
using Rules = std::map<int, Rule>;
Rules rules_;
Rules::const_iterator highlight(Rules::const_iterator active, QStringRef text, int start, bool search_end, int& end);
};
} // namespace moveit_setup