rule_editing.h

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#ifndef RULE_EDITING_H
#define RULE_EDITING_H

#include <QDialog>
#include <QTimer>
#include <QSyntaxHighlighter>
#include <QTextCharFormat>
#include <QTextEdit>
#include <ros_type_introspection/ros_introspection.hpp>

namespace Ui {
class RuleEditing;
}

class XMLSyntaxHighlighter : public QSyntaxHighlighter
{
    Q_OBJECT
public:
    XMLSyntaxHighlighter(QObject * parent);
    XMLSyntaxHighlighter(QTextDocument * parent);
    XMLSyntaxHighlighter(QTextEdit * parent);

protected:
    virtual void highlightBlock(const QString & text);

private:
    void highlightByRegex(const QTextCharFormat & format,
                          const QRegExp & regex, const QString & text);
    void setRegexes();
    void setFormats();

private:
    QTextCharFormat     _xmlKeywordFormat;
    QTextCharFormat     _xmlElementFormat;
    QTextCharFormat     _xmlAttributeFormat;
    QTextCharFormat     _xmlValueFormat;
    QTextCharFormat     _xmlCommentFormat;

    QList<QRegExp>      _xmlKeywordRegexes;
    QRegExp             _xmlElementRegex;
    QRegExp             _xmlAttributeRegex;
    QRegExp             _xmlValueRegex;
    QRegExp             _xmlCommentRegex;
};


class RuleEditing : public QDialog
{
    Q_OBJECT

public:
    explicit RuleEditing(QWidget *parent = 0);
    ~RuleEditing();

    static RosIntrospection::SubstitutionRuleMap getRenamingRules();

    static QString getRenamingXML();

private slots:

    void on_pushButtonSave_pressed();

    void on_pushButtonReset_pressed();

    void on_timer();

    void on_pushButtonCancel_pressed();

private:

    bool isValidXml();

    Ui::RuleEditing *ui;

    XMLSyntaxHighlighter *_highlighter;
    QTimer _timer;

private slots:

    virtual void closeEvent(QCloseEvent *event) override;

};

#endif // RULE_EDITING_H