1 /**************************************************************************** 2 ** 3 ** Copyright (C) 2016 The Qt Company Ltd. 4 ** Contact: https://www.qt.io/licensing/ 5 ** 6 ** This file is part of the Qt Designer of the Qt Toolkit. 7 ** 8 ** $QT_BEGIN_LICENSE:GPL-EXCEPT$ 9 ** Commercial License Usage 10 ** Licensees holding valid commercial Qt licenses may use this file in 11 ** accordance with the commercial license agreement provided with the 12 ** Software or, alternatively, in accordance with the terms contained in 13 ** a written agreement between you and The Qt Company. For licensing terms 14 ** and conditions see https://www.qt.io/terms-conditions. For further 15 ** information use the contact form at https://www.qt.io/contact-us. 16 ** 17 ** GNU General Public License Usage 18 ** Alternatively, this file may be used under the terms of the GNU 19 ** General Public License version 3 as published by the Free Software 20 ** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT 21 ** included in the packaging of this file. Please review the following 22 ** information to ensure the GNU General Public License requirements will 23 ** be met: https://www.gnu.org/licenses/gpl-3.0.html. 24 ** 25 ** $QT_END_LICENSE$ 26 ** 27 ****************************************************************************/ 28 29 // 30 // W A R N I N G 31 // ------------- 32 // 33 // This file is not part of the Qt API. It exists for the convenience 34 // of Qt Designer. This header 35 // file may change from version to version without notice, or even be removed. 36 // 37 // We mean it. 38 // 39 40 #ifndef HTMLHIGHLIGHTER_H 41 #define HTMLHIGHLIGHTER_H 42 43 #include <QtGui/qsyntaxhighlighter.h> 44 45 QT_BEGIN_NAMESPACE 46 47 class QTextEdit; 48 49 namespace qdesigner_internal { 50 51 /* HTML syntax highlighter based on Qt Quarterly example */ 52 class HtmlHighlighter : public QSyntaxHighlighter 53 { 54 Q_OBJECT 55 56 public: 57 enum Construct { 58 Entity, 59 Tag, 60 Comment, 61 Attribute, 62 Value, 63 LastConstruct = Value 64 }; 65 66 HtmlHighlighter(QTextEdit *textEdit); 67 68 void setFormatFor(Construct construct, const QTextCharFormat &format); 69 formatFor(Construct construct)70 QTextCharFormat formatFor(Construct construct) const 71 { return m_formats[construct]; } 72 73 protected: 74 enum State { 75 NormalState = -1, 76 InComment, 77 InTag 78 }; 79 80 void highlightBlock(const QString &text) override; 81 82 private: 83 QTextCharFormat m_formats[LastConstruct + 1]; 84 }; 85 86 } // namespace qdesigner_internal 87 88 QT_END_NAMESPACE 89 90 #endif // HTMLHIGHLIGHTER_H 91