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highlighter.h Example File
^{richtext/syntaxhighlighter/highlighter.h}

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    #ifndef HIGHLIGHTER_H
    #define HIGHLIGHTER_H

    #include <QSyntaxHighlighter>

    #include <QHash>
    #include <QTextCharFormat>

    class QTextDocument;

    class Highlighter : public QSyntaxHighlighter
    {
        Q_OBJECT

    public:
        Highlighter(QTextDocument *parent = 0);

    protected:
        void highlightBlock(const QString &text);

    private:
        QHash<QString,QTextCharFormat> mappings;
        QTextCharFormat multiLineCommentFormat;
    };

    #endif