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diff --git a/extensions/source/propctrlr/pcrcommon.hxx b/extensions/source/propctrlr/pcrcommon.hxx
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+++ b/extensions/source/propctrlr/pcrcommon.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_EXTENSIONS_SOURCE_PROPCTRLR_PCRCOMMON_HXX
+#define INCLUDED_EXTENSIONS_SOURCE_PROPCTRLR_PCRCOMMON_HXX
+
+#define EDITOR_LIST_APPEND              (SAL_MAX_UINT16)
+#define EDITOR_LIST_ENTRY_NOTFOUND      (SAL_MAX_UINT16)
+
+#include <com/sun/star/uno/Sequence.hxx>
+#include <com/sun/star/beans/XPropertyChangeListener.hpp>
+#include <com/sun/star/beans/PropertyChangeEvent.hpp>
+
+#include <comphelper/listenernotification.hxx>
+
+
+namespace pcr
+{
+
+
+    #define OWN_PROPERTY_ID_INTROSPECTEDOBJECT      0x0010
+    #define OWN_PROPERTY_ID_CURRENTPAGE             0x0011
+    #define OWN_PROPERTY_ID_CONTROLCONTEXT          0x0012
+    #define OWN_PROPERTY_ID_TABBINGMODEL            0x0013
+
+
+    //= types
+
+    typedef ::comphelper::OSimpleListenerContainer  <   css::beans::XPropertyChangeListener
+                                                    ,   css::beans::PropertyChangeEvent
+                                                    >   PropertyChangeListeners;
+
+
+    //= helper
+
+    // small helper to make the "swap" call on an STL container a single-line call, which
+    // in its canonic form "aFoo.swap( Container() )" doesn't compile with GCC
+    template< class CONTAINER >
+    void clearContainer( CONTAINER& _rContainer )
+    {
+        CONTAINER aEmpty;
+        _rContainer.swap( aEmpty );
+    }
+
+
+    //= HelpIdUrl
+
+    /// small helper to translate help ids into help urls
+    class HelpIdUrl
+    {
+    public:
+        static OString getHelpId( const OUString& _rHelpURL );
+        static OUString getHelpURL( const OString& );
+    };
+
+
+    //= StlSyntaxSequence
+
+    template< class ELEMENT >
+    class StlSyntaxSequence : public css::uno::Sequence< ELEMENT >
+    {
+    private:
+        typedef css::uno::Sequence< ELEMENT >  UnoBase;
+
+    public:
+        StlSyntaxSequence() : UnoBase() { }
+        explicit StlSyntaxSequence( const UnoBase& rSeq ) : UnoBase( rSeq ) { }
+        explicit StlSyntaxSequence( sal_Int32 len ) : UnoBase( len ) { }
+
+        typedef const ELEMENT* const_iterator;
+        typedef       ELEMENT* iterator;
+
+        const_iterator begin() const { return UnoBase::getConstArray(); }
+        const_iterator end() const { return UnoBase::getConstArray() + UnoBase::getLength(); }
+
+        iterator begin() { return UnoBase::getArray(); }
+        iterator end() { return UnoBase::getArray() + UnoBase::getLength(); }
+
+        sal_Int32 size() const { return UnoBase::getLength(); }
+        bool empty() const { return !UnoBase::hasElements(); }
+    };
+
+
+    //= UNO helpers
+
+#define DECLARE_XCOMPONENT() \
+    virtual void SAL_CALL dispose(  ) override; \
+    virtual void SAL_CALL addEventListener( const css::uno::Reference< css::lang::XEventListener >& xListener ) override; \
+    virtual void SAL_CALL removeEventListener( const css::uno::Reference< css::lang::XEventListener >& aListener ) override;
+
+#define IMPLEMENT_FORWARD_XCOMPONENT( classname, baseclass ) \
+    void SAL_CALL classname::dispose(  ) \
+    { \
+    baseclass::WeakComponentImplHelperBase::dispose(); \
+    } \
+    void SAL_CALL classname::addEventListener( const css::uno::Reference< css::lang::XEventListener >& Listener ) \
+    { \
+        baseclass::WeakComponentImplHelperBase::addEventListener( Listener ); \
+    } \
+    void SAL_CALL classname::removeEventListener( const css::uno::Reference< css::lang::XEventListener >& Listener ) \
+    { \
+        baseclass::WeakComponentImplHelperBase::removeEventListener( Listener ); \
+    } \
+
+
+} // namespace pcr
+
+
+#endif // INCLUDED_EXTENSIONS_SOURCE_PROPCTRLR_PCRCOMMON_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */