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98 lines
3.3 KiB
98 lines
3.3 KiB
/****************************************************************************
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**
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** Definition of the internal TQSyntaxHighlighterInternal class
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**
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** Created : 031111
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**
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** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
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**
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** This file is part of the widgets module of the TQt GUI Toolkit.
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**
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** This file may be used under the terms of the GNU General
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** Public License versions 2.0 or 3.0 as published by the Free
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** Software Foundation and appearing in the files LICENSE.GPL2
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** and LICENSE.GPL3 included in the packaging of this file.
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** Alternatively you may (at your option) use any later version
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** of the GNU General Public License if such license has been
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** publicly approved by Trolltech ASA (or its successors, if any)
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** and the KDE Free TQt Foundation.
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**
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** Please review the following information to ensure GNU General
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** Public Licensing requirements will be met:
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** http://trolltech.com/products/qt/licenses/licensing/opensource/.
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** If you are unsure which license is appropriate for your use, please
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** review the following information:
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** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
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** or contact the sales department at sales@trolltech.com.
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**
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** This file may be used under the terms of the Q Public License as
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** defined by Trolltech ASA and appearing in the file LICENSE.TQPL
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** included in the packaging of this file. Licensees holding valid TQt
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** Commercial licenses may use this file in accordance with the TQt
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** Commercial License Agreement provided with the Software.
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**
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** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
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** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
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** herein.
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**
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**********************************************************************/
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#ifndef TQSYNTAXHIGHLIGHTER_P_H
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#define TQSYNTAXHIGHLIGHTER_P_H
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#ifndef TQT_NO_SYNTAXHIGHLIGHTER
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#include "ntqsyntaxhighlighter.h"
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#include "private/qrichtext_p.h"
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class TQSyntaxHighlighterPrivate
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{
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public:
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TQSyntaxHighlighterPrivate() :
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currentParagraph( -1 )
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{}
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int currentParagraph;
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};
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class TQSyntaxHighlighterInternal : public TQTextPreProcessor
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{
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public:
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TQSyntaxHighlighterInternal( TQSyntaxHighlighter *h ) : highlighter( h ) {}
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void process( TQTextDocument *doc, TQTextParagraph *p, int, bool invalidate ) {
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if ( p->prev() && p->prev()->endState() == -1 )
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process( doc, p->prev(), 0, FALSE );
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highlighter->para = p;
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TQString text = p->string()->toString();
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int endState = p->prev() ? p->prev()->endState() : -2;
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int oldEndState = p->endState();
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highlighter->d->currentParagraph = p->paragId();
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p->setEndState( highlighter->highlightParagraph( text, endState ) );
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highlighter->d->currentParagraph = -1;
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highlighter->para = 0;
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p->setFirstPreProcess( FALSE );
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TQTextParagraph *op = p;
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p = p->next();
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if ( (!!oldEndState || !!op->endState()) && oldEndState != op->endState() &&
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invalidate && p && !p->firstPreProcess() && p->endState() != -1 ) {
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while ( p ) {
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if ( p->endState() == -1 )
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return;
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p->setEndState( -1 );
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p = p->next();
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}
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}
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}
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TQTextFormat *format( int ) { return 0; }
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private:
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TQSyntaxHighlighter *highlighter;
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friend class TQTextEdit;
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};
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#endif // TQT_NO_SYNTAXHIGHLIGHTER
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#endif // TQSYNTAXHIGHLIGHTER_P_H
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