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diff --git a/comphelper/inc/comphelper/accessibleselectionhelper.hxx b/comphelper/inc/comphelper/accessibleselectionhelper.hxx
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+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2008 by Sun Microsystems, Inc.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * $RCSfile: accessibleselectionhelper.hxx,v $
+ * $Revision: 1.8 $
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+#ifndef COMPHELPER_ACCESSIBLE_SELECTION_HELPER_HXX
+#define COMPHELPER_ACCESSIBLE_SELECTION_HELPER_HXX
+
+#include <comphelper/uno3.hxx>
+#ifndef COMPHELPER_ACCESSIBLE_CONTEXT_HELPER_HXX
+#include <comphelper/accessiblecomponenthelper.hxx>
+#endif
+#include <cppuhelper/implbase1.hxx>
+#include <comphelper/uno3.hxx>
+#include <com/sun/star/accessibility/XAccessibleSelection.hpp>
+#include "comphelper/comphelperdllapi.h"
+
+#define ACCESSIBLE_SELECTION_CHILD_ALL  ((sal_Int32)-1)
+#define ACCESSIBLE_SELECTION_CHILD_SELF ((sal_Int32)-2)
+
+//.........................................................................
+namespace comphelper
+{
+//.........................................................................
+
+    //=====================================================================
+    //= OCommonAccessibleSelection
+    //=====================================================================
+    /** base class encapsulating common functionality for the helper classes implementing
+        the XAccessibleSelection
+    */
+    class COMPHELPER_DLLPUBLIC OCommonAccessibleSelection
+    {
+    protected:
+
+        OCommonAccessibleSelection();
+
+    protected:
+
+        // access to context - still waiting to be overwritten
+        virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessibleContext >
+            implGetAccessibleContext()
+            throw ( ::com::sun::star::uno::RuntimeException ) = 0;
+
+        // return if the specified child is visible => watch for special ChildIndexes (ACCESSIBLE_SELECTION_CHILD_xxx)
+        virtual sal_Bool
+            implIsSelected( sal_Int32 nAccessibleChildIndex )
+            throw (::com::sun::star::uno::RuntimeException) = 0;
+
+        // select the specified child => watch for special ChildIndexes (ACCESSIBLE_SELECTION_CHILD_xxx)
+        virtual void
+            implSelect( sal_Int32 nAccessibleChildIndex, sal_Bool bSelect )
+            throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException) = 0;
+
+    protected:
+
+        /** non-virtual versions of the methods which can be implemented using <method>implIsSelected</method> and <method>implSelect</method>
+        */
+        void SAL_CALL selectAccessibleChild( sal_Int32 nChildIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException);
+        sal_Bool SAL_CALL isAccessibleChildSelected( sal_Int32 nChildIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException);
+        void SAL_CALL clearAccessibleSelection(  ) throw (::com::sun::star::uno::RuntimeException);
+        void SAL_CALL selectAllAccessibleChildren(  ) throw (::com::sun::star::uno::RuntimeException);
+        sal_Int32 SAL_CALL getSelectedAccessibleChildCount(  ) throw (::com::sun::star::uno::RuntimeException);
+        ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible > SAL_CALL getSelectedAccessibleChild( sal_Int32 nSelectedChildIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException);
+        void SAL_CALL deselectAccessibleChild( sal_Int32 nSelectedChildIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException);
+    };
+
+    //=====================================================================
+    //= OAccessibleSelectionHelper
+    //=====================================================================
+
+    typedef ::cppu::ImplHelper1< ::com::sun::star::accessibility::XAccessibleSelection > OAccessibleSelectionHelper_Base;
+
+    /** a helper class for implementing an AccessibleSelection which at the same time
+        supports an XAccessibleSelection interface.
+    */
+    class COMPHELPER_DLLPUBLIC OAccessibleSelectionHelper : public OAccessibleComponentHelper,
+                                       public OCommonAccessibleSelection,
+                                       public OAccessibleSelectionHelper_Base
+    {
+    protected:
+
+        OAccessibleSelectionHelper( );
+
+        /// see the respective base class ctor for an extensive comment on this, please
+        OAccessibleSelectionHelper( IMutex* _pExternalLock );
+
+        // return ourself here by default
+        virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessibleContext > implGetAccessibleContext() throw ( ::com::sun::star::uno::RuntimeException );
+
+    public:
+
+        // XInterface
+        DECLARE_XINTERFACE( )
+        DECLARE_XTYPEPROVIDER( )
+
+        // XAccessibleSelection - default implementations
+        virtual void SAL_CALL selectAccessibleChild( sal_Int32 nChildIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException);
+        virtual sal_Bool SAL_CALL isAccessibleChildSelected( sal_Int32 nChildIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException);
+        virtual void SAL_CALL clearAccessibleSelection(  ) throw (::com::sun::star::uno::RuntimeException);
+        virtual void SAL_CALL selectAllAccessibleChildren(  ) throw (::com::sun::star::uno::RuntimeException);
+        virtual sal_Int32 SAL_CALL getSelectedAccessibleChildCount(  ) throw (::com::sun::star::uno::RuntimeException);
+        virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible > SAL_CALL getSelectedAccessibleChild( sal_Int32 nSelectedChildIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException);
+        virtual void SAL_CALL deselectAccessibleChild( sal_Int32 nSelectedChildIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException);
+    };
+
+//.........................................................................
+}   // namespace comphelper
+//.........................................................................
+
+#endif // COMPHELPER_ACCESSIBLE_SELECTION_HELPER_HXX
+