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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 QtXmlPatterns module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain
+** additional rights. These rights are described in the Nokia Qt LGPL
+** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 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 the GNU General Public License version 3.0 requirements will be
+** met: 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.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QABSTRACTXMLRECEIVER_H
+#define QABSTRACTXMLRECEIVER_H
+
+#include <QtCore/QVariant>
+#include <QtXmlPatterns/QXmlNodeModelIndex>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(XmlPatterns)
+
+class QAbstractXmlReceiverPrivate;
+class QXmlName;
+
+namespace QPatternist
+{
+    class Item;
+}
+
+class Q_XMLPATTERNS_EXPORT QAbstractXmlReceiver
+{
+public:
+    QAbstractXmlReceiver();
+
+    virtual ~QAbstractXmlReceiver();
+
+    virtual void startElement(const QXmlName &name) = 0;
+    virtual void endElement() = 0;
+    virtual void attribute(const QXmlName &name,
+                           const QStringRef &value) = 0;
+    virtual void comment(const QString &value) = 0;
+    virtual void characters(const QStringRef &value) = 0;
+    virtual void startDocument() = 0;
+    virtual void endDocument() = 0;
+
+    virtual void processingInstruction(const QXmlName &target,
+                                       const QString &value) = 0;
+
+    virtual void atomicValue(const QVariant &value) = 0;
+    virtual void namespaceBinding(const QXmlName &name) = 0;
+    virtual void startOfSequence() = 0;
+    virtual void endOfSequence() = 0;
+
+    /* The members below are internal, not part of the public API, and
+     * unsupported. Using them leads to undefined behavior. */
+    virtual void whitespaceOnly(const QStringRef &value);
+    virtual void item(const QPatternist::Item &item);
+
+protected:
+    QAbstractXmlReceiver(QAbstractXmlReceiverPrivate *d);
+    QAbstractXmlReceiverPrivate *d_ptr;
+
+    void sendAsNode(const QPatternist::Item &outputItem);
+private:
+    template<const QXmlNodeModelIndex::Axis axis>
+    void sendFromAxis(const QXmlNodeModelIndex &node);
+    Q_DISABLE_COPY(QAbstractXmlReceiver)
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif