| /**************************************************************************** |
| ** |
| ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). |
| ** All rights reserved. |
| ** Contact: Nokia Corporation (qt-info@nokia.com) |
| ** |
| ** This file is part of the Qt3Support module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** GNU Lesser General Public License Usage |
| ** This file may be used under the terms of the GNU Lesser General Public |
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| ** file. Please review the following information to ensure the GNU Lesser |
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| ** |
| ** In addition, as a special exception, Nokia gives you certain additional |
| ** rights. These rights are described in the Nokia Qt LGPL Exception |
| ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU General |
| ** Public License version 3.0 as published by the Free Software Foundation |
| ** and appearing in the file LICENSE.GPL included in the packaging of this |
| ** file. Please review the following information to ensure the GNU General |
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| ** |
| ** Other Usage |
| ** Alternatively, this file may be used in accordance with the terms and |
| ** conditions contained in a signed written agreement between you and Nokia. |
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| ** $QT_END_LICENSE$ |
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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 |