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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