1 /**************************************************************************** 2 ** $Id: qt/qsyntaxhighlighter.h 3.3.8 edited Jan 11 14:39 $ 3 ** 4 ** Definition of the QSyntaxHighlighter class 5 ** 6 ** Created : 022407 7 ** 8 ** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved. 9 ** 10 ** This file is part of the widgets module of the Qt GUI Toolkit. 11 ** 12 ** This file may be distributed under the terms of the Q Public License 13 ** as defined by Trolltech ASA of Norway and appearing in the file 14 ** LICENSE.QPL included in the packaging of this file. 15 ** 16 ** This file may be distributed and/or modified under the terms of the 17 ** GNU General Public License version 2 as published by the Free Software 18 ** Foundation and appearing in the file LICENSE.GPL included in the 19 ** packaging of this file. 20 ** 21 ** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition 22 ** licenses may use this file in accordance with the Qt Commercial License 23 ** Agreement provided with the Software. 24 ** 25 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE 26 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. 27 ** 28 ** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for 29 ** information about Qt Commercial License Agreements. 30 ** See http://www.trolltech.com/qpl/ for QPL licensing information. 31 ** See http://www.trolltech.com/gpl/ for GPL licensing information. 32 ** 33 ** Contact info@trolltech.com if any conditions of this licensing are 34 ** not clear to you. 35 ** 36 **********************************************************************/ 37 38 #ifndef QSYNTAXHIGHLIGHTER_H 39 #define QSYNTAXHIGHLIGHTER_H 40 41 #ifndef QT_H 42 #include "qfont.h" 43 #include "qcolor.h" 44 #include "qstring.h" 45 #endif // QT_H 46 47 class QTextEdit; 48 class QSyntaxHighlighterInternal; 49 class QSyntaxHighlighterPrivate; 50 class QTextParagraph; 51 52 class Q_EXPORT QSyntaxHighlighter : public Qt 53 { 54 friend class QSyntaxHighlighterInternal; 55 56 public: 57 QSyntaxHighlighter( QTextEdit *textEdit ); 58 virtual ~QSyntaxHighlighter(); 59 60 virtual int highlightParagraph( const QString &text, int endStateOfLastPara ) = 0; 61 62 void setFormat( int start, int count, const QFont &font, const QColor &color ); 63 void setFormat( int start, int count, const QColor &color ); 64 void setFormat( int start, int count, const QFont &font ); textEdit()65 QTextEdit *textEdit() const { return edit; } 66 67 void rehighlight(); 68 69 int currentParagraph() const; 70 71 private: 72 QTextParagraph *para; 73 QTextEdit *edit; 74 QSyntaxHighlighterPrivate *d; 75 76 }; 77 78 #endif 79