Add the HTML Editor !

git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@2081 bfdf4180-ca20-0410-9c96-a3a8aa849046

sources/htmleditor/highlighter.h

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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the Graphics Dojo project on Qt Labs.
+**
+** This file may be used under the terms of the GNU General Public
+** License version 2.0 or 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 GNU
+** General Public Licensing requirements will be met:
+** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+**
+** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+**
+****************************************************************************/
+
+#ifndef HIGHLIGHTER_H
+#define HIGHLIGHTER_H
+
+#include <QHash>
+#include <QSyntaxHighlighter>
+
+// based on http://doc.trolltech.com/qq/qq21-syntaxhighlighter.html
+
+class Highlighter : public QSyntaxHighlighter
+{
+    Q_OBJECT
+
+public:
+
+    Highlighter(QTextDocument *document);
+
+    enum Construct {
+        DocType,
+        Entity,
+        Tag,
+        Comment,
+        AttributeName,
+        AttributeValue
+    };
+
+protected:
+    enum State {
+        State_Text = -1,
+        State_DocType,
+        State_Comment,
+        State_TagStart,
+        State_TagName,
+        State_InsideTag,
+        State_AttributeName,
+        State_SingleQuote,
+        State_DoubleQuote,
+        State_AttributeValue,
+    };
+
+    void highlightBlock(const QString &text);
+
+private:
+    QHash<int, QColor> m_colors;
+};
+
+
+#endif // HIGHLIGHTER_H