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diff --git a/xmloff/source/transform/TransformerContext.hxx b/xmloff/source/transform/TransformerContext.hxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_XMLOFF_SOURCE_TRANSFORM_TRANSFORMERCONTEXT_HXX
+#define INCLUDED_XMLOFF_SOURCE_TRANSFORM_TRANSFORMERCONTEXT_HXX
+
+#include <com/sun/star/xml/sax/XAttributeList.hpp>
+#include <salhelper/simplereferenceobject.hxx>
+#include <rtl/ref.hxx>
+#include <rtl/ustring.hxx>
+#include <xmloff/nmspmap.hxx>
+#include <xmloff/xmltoken.hxx>
+#include <memory>
+
+class SvXMLNamespaceMap;
+class XMLTransformerBase;
+
+class XMLTransformerContext : public ::salhelper::SimpleReferenceObject
+{
+    friend class XMLTransformerBase;
+
+    XMLTransformerBase& m_rTransformer;
+
+    OUString m_aQName;
+
+    std::unique_ptr<SvXMLNamespaceMap>   m_xRewindMap;
+
+    std::unique_ptr<SvXMLNamespaceMap>  TakeRewindMap() { return std::move(m_xRewindMap); }
+    void PutRewindMap( std::unique_ptr<SvXMLNamespaceMap> p ) { m_xRewindMap = std::move(p); }
+
+protected:
+
+    XMLTransformerBase& GetTransformer() { return m_rTransformer; }
+    const XMLTransformerBase& GetTransformer() const { return m_rTransformer; }
+
+    void SetQName( const OUString& rQName ) { m_aQName = rQName; }
+
+public:
+    const OUString& GetQName() const { return m_aQName; }
+    bool HasQName( sal_uInt16 nPrefix,
+                       ::xmloff::token::XMLTokenEnum eToken ) const;
+    bool HasNamespace( sal_uInt16 nPrefix ) const;
+
+    // A contexts constructor does anything that is required if an element
+    // starts. Namespace processing has been done already.
+    // Note that virtual methods cannot be used inside constructors. Use
+    // StartElement instead if this is required.
+    XMLTransformerContext( XMLTransformerBase& rTransformer,
+                        const OUString& rQName );
+
+    // Create a children element context. By default, the import's
+    // CreateContext method is called to create a new default context.
+    virtual rtl::Reference<XMLTransformerContext> CreateChildContext( sal_uInt16 nPrefix,
+                                   const OUString& rLocalName,
+                                   const OUString& rQName,
+                                   const css::uno::Reference< css::xml::sax::XAttributeList >& xAttrList );
+
+    // StartElement is called after a context has been constructed and
+    // before an elements context is parsed. It may be used for actions that
+    // require virtual methods. The default is to do nothing.
+    virtual void StartElement( const css::uno::Reference< css::xml::sax::XAttributeList >& xAttrList );
+
+    // EndElement is called before a context will be destructed, but
+    // after an elements context has been parsed. It may be used for actions
+    // that require virtual methods. The default is to do nothing.
+    virtual void EndElement();
+
+    // This method is called for all characters that are contained in the
+    // current element. The default is to ignore them.
+    virtual void Characters( const OUString& rChars );
+
+    // Is the current context a persistent one (i.e. one that saves is content
+    // rather than exporting it directly?
+    virtual bool IsPersistent() const;
+
+    // Export the whole element. By default, nothing is done here
+    virtual void Export();
+
+    // Export the element content. By default, nothing is done here
+    virtual void ExportContent();
+};
+
+
+#endif // INCLUDED_XMLOFF_SOURCE_TRANSFORM_TRANSFORMERCONTEXT_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */