Long live Qt 4.5!

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diff --git a/src/xmlpatterns/data/qsequencereceiver_p.h b/src/xmlpatterns/data/qsequencereceiver_p.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 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.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+
+#ifndef Patternist_SequenceReceiver_H
+#define Patternist_SequenceReceiver_H
+
+#include <QSharedData>
+
+#include "qitem_p.h"
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+namespace QPatternist
+{
+    /**
+     * @short A push interface for the XPath Data Model. Similar to SAX's
+     * ContentHandler.
+     *
+     * @ingroup Patternist_xdm
+     * @author Frans Englich <fenglich@trolltech.com>
+     */
+    class QAbstractXmlReceiver : public QSharedData
+    {
+    public:
+        typedef QExplicitlySharedDataPointer<QAbstractXmlReceiver> Ptr;
+
+        inline QAbstractXmlReceiver()
+        {
+        }
+
+        virtual ~QAbstractXmlReceiver();
+
+        /**
+         * @short Signals the start of an element by name @p name.
+         */
+        virtual void startElement(const QXmlName name) = 0;
+
+        /**
+         * @short Signals the presence of the namespace declaration @p nb.
+         *
+         * This event is received @c after startElement(), as opposed to
+         * SAX, and before any attribute() events.
+         */
+        virtual void namespaceBinding(const QXmlName &nb) = 0;
+
+        /**
+         * @short Signals the end of the current element.
+         */
+        virtual void endElement() = 0;
+
+        /**
+         * @short Signals the presence of an attribute node.
+         *
+         * This function is guaranteed by the caller to always be
+         * called after a call to startElement() or attribute().
+         *
+         * @param name the name of the attribute. Guaranteed to always be
+         * non-null.
+         * @param value the value of the attribute. Guaranteed to always be
+         * non-null.
+         */
+        virtual void attribute(const QXmlName name,
+                               const QString &value) = 0;
+
+        virtual void processingInstruction(const QXmlName name,
+                                           const QString &value) = 0;
+        virtual void comment(const QString &value) = 0;
+
+        /**
+         * @short Sends an Item to this QAbstractXmlReceiver that may be a QXmlNodeModelIndex or an
+         * AtomicValue.
+         */
+        virtual void item(const Item &item) = 0;
+
+        /**
+         * Sends a text node with value @p value. Adjascent text nodes
+         * may be sent. There's no restrictions on @p value, beyond that it
+         * must be valid XML characters. For instance, @p value may contain
+         * only whitespace.
+         *
+         * @see whitespaceOnly()
+         */
+        virtual void characters(const QString &value) = 0;
+
+        /**
+         * This function may be called instead of characters() if, and only if,
+         * @p value consists only of whitespace.
+         *
+         * The caller gurantees that @p value, is not empty.
+         *
+         * By whitespace is meant a sequence of characters that are either
+         * spaces, tabs, or the two new line characters, in any order. In
+         * other words, the whole of Unicode's whitespace category is not
+         * considered whitespace.
+         *
+         * However, there's no guarantee or requirement that whitespaceOnly()
+         * is called for text nodes containing whitespace only, characters()
+         * may be called just as well. This is why the default implementation
+         * for whitespaceOnly() calls characters().
+         *
+         * @see characters()
+         */
+        virtual void whitespaceOnly(const QStringRef &value);
+
+        /**
+         * Start of a document node.
+         */
+        virtual void startDocument() = 0;
+
+        /**
+         * End of a document node.
+         */
+        virtual void endDocument() = 0;
+
+    protected:
+        /**
+         * Treats @p outputItem as an node and calls the appropriate function,
+         * such as attribute() or comment(), depending on its QXmlNodeModelIndex::NodeKind.
+         *
+         * This a helper function sub-classes can use to multi-plex Nodes received
+         * via item().
+         *
+         * @param outputItem must be a QXmlNodeModelIndex.
+         */
+        void sendAsNode(const Item &outputItem);
+
+    private:
+        /**
+         * Call sendAsNode() for each child of @p node. As consistent with the
+         * XPath Data Model, this does not include attribute nodes.
+         */
+        template<const QXmlNodeModelIndex::Axis axis>
+        inline void sendFromAxis(const QXmlNodeModelIndex &node);
+        Q_DISABLE_COPY(QAbstractXmlReceiver)
+    };
+}
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif