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diff --git a/include/comphelper/MasterPropertySet.hxx b/include/comphelper/MasterPropertySet.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 _COMPHELPER_MASTERPROPERTYSETHELPER_HXX_
+#define _COMPHELPER_MASTERPROPERTYSETHELPER_HXX_
+#include <com/sun/star/beans/XPropertySet.hpp>
+#include <com/sun/star/beans/XPropertyState.hpp>
+#include <com/sun/star/beans/XMultiPropertySet.hpp>
+#include <comphelper/PropertyInfoHash.hxx>
+#include "comphelper/comphelperdllapi.h"
+#include <map>
+
+namespace comphelper
+{
+    class MasterPropertySetInfo;
+    class ChainablePropertySet;
+    struct SlaveData
+    {
+        ChainablePropertySet * mpSlave;
+        ::com::sun::star::uno::Reference < com::sun::star::beans::XPropertySet > mxSlave;
+        sal_Bool mbInit;
+        SlaveData ( ChainablePropertySet *pSlave);
+        inline sal_Bool IsInit () { return mbInit;}
+        inline void SetInit ( sal_Bool bInit) { mbInit = bInit; }
+    };
+}
+typedef std::map < sal_uInt8, comphelper::SlaveData* > SlaveMap;
+
+/*
+ * A MasterPropertySet implements all of the features of a ChainablePropertySet
+ * (it is not inherited from ChainablePropertySet to prevent MasterPropertySets
+ * being chained to each other), but also allows properties implemented in
+ * other ChainablePropertySets to be included as 'native' properties in a
+ * given MasterPropertySet implementation. These are registered using the
+ * 'registerSlave' method, and require that the implementation of the
+ * ChainablePropertySet and the implementation of the ChainablePropertySetInfo
+ * both declare the implementation of the MasterPropertySet as a friend.
+ */
+namespace comphelper
+{
+    class COMPHELPER_DLLPUBLIC MasterPropertySet : public ::com::sun::star::beans::XPropertySet,
+                              public ::com::sun::star::beans::XPropertyState,
+                              public ::com::sun::star::beans::XMultiPropertySet
+    {
+    protected:
+        MasterPropertySetInfo *mpInfo;
+        osl::SolarMutex* mpMutex;
+        sal_uInt8 mnLastId;
+        SlaveMap maSlaveMap;
+        ::com::sun::star::uno::Reference < com::sun::star::beans::XPropertySetInfo > mxInfo;
+
+        virtual void _preSetValues ()
+            throw(::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::beans::PropertyVetoException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::lang::WrappedTargetException ) = 0;
+        virtual void _setSingleValue( const comphelper::PropertyInfo & rInfo, const ::com::sun::star::uno::Any &rValue )
+            throw(::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::beans::PropertyVetoException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::lang::WrappedTargetException ) = 0;
+        virtual void _postSetValues ()
+            throw(::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::beans::PropertyVetoException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::lang::WrappedTargetException ) = 0;
+
+        virtual void _preGetValues ()
+            throw(::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::beans::PropertyVetoException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::lang::WrappedTargetException ) = 0;
+        virtual void _getSingleValue( const comphelper::PropertyInfo & rInfo, ::com::sun::star::uno::Any & rValue )
+            throw(::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::lang::WrappedTargetException ) = 0;
+        virtual void _postGetValues ()
+            throw(::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::beans::PropertyVetoException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::lang::WrappedTargetException ) = 0;
+
+        virtual void _preGetPropertyState ()
+            throw(::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::beans::PropertyVetoException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::lang::WrappedTargetException );
+        virtual void _getPropertyState( const comphelper::PropertyInfo& rInfo, ::com::sun::star::beans::PropertyState& rState )
+            throw(::com::sun::star::beans::UnknownPropertyException );
+        virtual void _postGetPropertyState ()
+            throw(::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::beans::PropertyVetoException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::lang::WrappedTargetException );
+
+        virtual void _setPropertyToDefault( const comphelper::PropertyInfo& rEntry )
+            throw(::com::sun::star::beans::UnknownPropertyException );
+        virtual ::com::sun::star::uno::Any _getPropertyDefault( const comphelper::PropertyInfo& rEntry )
+            throw(::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::lang::WrappedTargetException );
+
+    public:
+        MasterPropertySet( comphelper::MasterPropertySetInfo* pInfo, ::osl::SolarMutex* pMutex = NULL )
+            throw();
+        virtual ~MasterPropertySet()
+            throw();
+        void registerSlave ( ChainablePropertySet *pNewSet )
+            throw();
+
+        // XPropertySet
+        virtual ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySetInfo > SAL_CALL getPropertySetInfo(  )
+            throw(::com::sun::star::uno::RuntimeException);
+        virtual void SAL_CALL setPropertyValue( const OUString& aPropertyName, const ::com::sun::star::uno::Any& aValue )
+            throw(::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::beans::PropertyVetoException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::lang::WrappedTargetException, ::com::sun::star::uno::RuntimeException);
+        virtual ::com::sun::star::uno::Any SAL_CALL getPropertyValue( const OUString& PropertyName )
+            throw(::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::lang::WrappedTargetException, ::com::sun::star::uno::RuntimeException);
+        virtual void SAL_CALL addPropertyChangeListener( const OUString& aPropertyName, const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertyChangeListener >& xListener )
+            throw(::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::lang::WrappedTargetException, ::com::sun::star::uno::RuntimeException);
+        virtual void SAL_CALL removePropertyChangeListener( const OUString& aPropertyName, const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertyChangeListener >& aListener )
+            throw(::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::lang::WrappedTargetException, ::com::sun::star::uno::RuntimeException);
+        virtual void SAL_CALL addVetoableChangeListener( const OUString& PropertyName, const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XVetoableChangeListener >& aListener )
+            throw(::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::lang::WrappedTargetException, ::com::sun::star::uno::RuntimeException);
+        virtual void SAL_CALL removeVetoableChangeListener( const OUString& PropertyName, const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XVetoableChangeListener >& aListener )
+            throw(::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::lang::WrappedTargetException, ::com::sun::star::uno::RuntimeException);
+
+        // XMultiPropertySet
+        virtual void SAL_CALL setPropertyValues( const ::com::sun::star::uno::Sequence< OUString >& aPropertyNames, const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Any >& aValues )
+            throw(::com::sun::star::beans::PropertyVetoException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::lang::WrappedTargetException, ::com::sun::star::uno::RuntimeException);
+        virtual ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Any > SAL_CALL getPropertyValues( const ::com::sun::star::uno::Sequence< OUString >& aPropertyNames )
+            throw(::com::sun::star::uno::RuntimeException);
+        virtual void SAL_CALL addPropertiesChangeListener( const ::com::sun::star::uno::Sequence< OUString >& aPropertyNames, const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertiesChangeListener >& xListener )
+            throw(::com::sun::star::uno::RuntimeException);
+        virtual void SAL_CALL removePropertiesChangeListener( const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertiesChangeListener >& xListener )
+            throw(::com::sun::star::uno::RuntimeException);
+        virtual void SAL_CALL firePropertiesChangeEvent( const ::com::sun::star::uno::Sequence< OUString >& aPropertyNames, const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertiesChangeListener >& xListener )
+            throw(::com::sun::star::uno::RuntimeException);
+
+        // XPropertyState
+        virtual ::com::sun::star::beans::PropertyState SAL_CALL getPropertyState( const OUString& PropertyName )
+            throw(::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::uno::RuntimeException);
+        virtual ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyState > SAL_CALL getPropertyStates( const ::com::sun::star::uno::Sequence< OUString >& aPropertyName )
+            throw(::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::uno::RuntimeException);
+        virtual void SAL_CALL setPropertyToDefault( const OUString& PropertyName )
+            throw(::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::uno::RuntimeException);
+        virtual ::com::sun::star::uno::Any SAL_CALL getPropertyDefault( const OUString& aPropertyName )
+            throw(::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::lang::WrappedTargetException, ::com::sun::star::uno::RuntimeException);
+    };
+}
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */