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diff --git a/include/unotools/eventlisteneradapter.hxx b/include/unotools/eventlisteneradapter.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_UNOTOOLS_EVENTLISTENERADAPTER_HXX
+#define INCLUDED_UNOTOOLS_EVENTLISTENERADAPTER_HXX
+
+#include <unotools/unotoolsdllapi.h>
+#include <com/sun/star/lang/EventObject.hpp>
+#include <memory>
+
+namespace com::sun::star::uno { template <typename > class Reference; }
+namespace com::sun::star::lang { class XComponent; }
+
+namespace utl
+{
+
+    struct OEventListenerAdapterImpl;
+
+    //= OEventListenerAdapter
+
+    /** base class for non-UNO dispose listeners
+    */
+    class UNOTOOLS_DLLPUBLIC OEventListenerAdapter
+    {
+        friend class OEventListenerImpl;
+
+    private:
+        OEventListenerAdapter( const OEventListenerAdapter& _rSource ) = delete;
+        const OEventListenerAdapter& operator=( const OEventListenerAdapter& _rSource ) = delete;
+
+    protected:
+        std::unique_ptr<OEventListenerAdapterImpl>  m_pImpl;
+
+    protected:
+                OEventListenerAdapter();
+        virtual ~OEventListenerAdapter();
+
+        void startComponentListening( const css::uno::Reference< css::lang::XComponent >& _rxComp );
+        void stopComponentListening( const css::uno::Reference< css::lang::XComponent >& _rxComp );
+        void stopAllComponentListening(  );
+
+        virtual void _disposing( const css::lang::EventObject& _rSource ) = 0;
+    };
+
+}   // namespace utl
+
+#endif // INCLUDED_UNOTOOLS_EVENTLISTENERADAPTER_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */