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#ifndef Q3SYNTAXHIGHLIGHTER_P_H

#define Q3SYNTAXHIGHLIGHTER_P_H

//

//  W A R N I N G

//  -------------

//

// This file is not part of the Qt API.  It exists purely as an

// implementation detail.  This header file may change from version to

// version without notice, or even be removed.

//

// We mean it.

//

#ifndef QT_NO_SYNTAXHIGHLIGHTER

#include "q3syntaxhighlighter.h"

#include "private/q3richtext_p.h"

QT_BEGIN_NAMESPACE

class Q3SyntaxHighlighterPrivate

{

public:

    Q3SyntaxHighlighterPrivate() :

        currentParagraph(-1)

        {}

    int currentParagraph;

};

class Q3SyntaxHighlighterInternal : public Q3TextPreProcessor

{

public:

    Q3SyntaxHighlighterInternal(Q3SyntaxHighlighter *h) : highlighter(h) {}

    void process(Q3TextDocument *doc, Q3TextParagraph *p, int, bool invalidate) {

        if (p->prev() && p->prev()->endState() == -1)

            process(doc, p->prev(), 0, false);

        highlighter->para = p;

        QString text = p->string()->toString();

        int endState = p->prev() ? p->prev()->endState() : -2;

        int oldEndState = p->endState();

        highlighter->d->currentParagraph = p->paragId();

        p->setEndState(highlighter->highlightParagraph(text, endState));

        highlighter->d->currentParagraph = -1;

        highlighter->para = 0;

        p->setFirstPreProcess(false);

        Q3TextParagraph *op = p;

        p = p->next();

        if ((!!oldEndState || !!op->endState()) && oldEndState != op->endState() &&

             invalidate && p && !p->firstPreProcess() && p->endState() != -1) {

            while (p) {

                if (p->endState() == -1)

                    return;

                p->setEndState(-1);

                p = p->next();

            }

        }

    }

    Q3TextFormat *format(int) { return 0; }

private:

    Q3SyntaxHighlighter *highlighter;

    friend class Q3TextEdit;

};

#endif // QT_NO_SYNTAXHIGHLIGHTER

QT_END_NAMESPACE

#endif // Q3SYNTAXHIGHLIGHTER_P_H