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diff --git a/dtrans/source/win32/clipb/WinClipbImpl.hxx b/dtrans/source/win32/clipb/WinClipbImpl.hxx
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@@ -0,0 +1,125 @@
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * 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 _WINCLIPBIMPL_HXX_
+#define _WINCLIPBIMPL_HXX_
+
+//------------------------------------------------------------------------
+// includes
+//------------------------------------------------------------------------
+
+#include <sal/types.h>
+#include <rtl/ustring.hxx>
+#include <com/sun/star/datatransfer/XTransferable.hpp>
+#include <com/sun/star/datatransfer/clipboard/XClipboardListener.hpp>
+#include <com/sun/star/datatransfer/clipboard/XClipboardOwner.hpp>
+#include "..\..\inc\MtaOleClipb.hxx"
+
+#if defined _MSC_VER
+#pragma warning(push,1)
+#endif
+#include <windows.h>
+#if defined _MSC_VER
+#pragma warning(pop)
+#endif
+
+class CWinClipboard;
+class CXNotifyingDataObject;
+
+//---------------------------------------------------
+// impl class to avoid deadlocks between XTDataObject
+// and the clipboard implementation
+//---------------------------------------------------
+
+class CWinClipbImpl
+{
+public:
+    ~CWinClipbImpl( );
+
+protected:
+    CWinClipbImpl( const ::rtl::OUString& aClipboardName, CWinClipboard* theWinClipboard );
+
+    ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::XTransferable > SAL_CALL getContents(  )
+        throw( ::com::sun::star::uno::RuntimeException );
+
+    void SAL_CALL setContents(
+        const ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::XTransferable >& xTransferable,
+        const ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::clipboard::XClipboardOwner >& xClipboardOwner )
+        throw( ::com::sun::star::uno::RuntimeException );
+
+    ::rtl::OUString SAL_CALL getName(  ) throw( ::com::sun::star::uno::RuntimeException );
+
+    //------------------------------------------------
+    // XClipboardEx
+    //------------------------------------------------
+
+    sal_Int8 SAL_CALL getRenderingCapabilities(  ) throw( ::com::sun::star::uno::RuntimeException );
+
+    //------------------------------------------------
+    // XFlushableClipboard
+    //------------------------------------------------
+
+    void SAL_CALL flushClipboard( ) throw( com::sun::star::uno::RuntimeException );
+
+    //------------------------------------------------
+    // XComponent
+    //------------------------------------------------
+
+    void SAL_CALL dispose( ) throw( ::com::sun::star::uno::RuntimeException );
+
+    //------------------------------------------------
+    // member functions
+    //------------------------------------------------
+
+    void SAL_CALL registerClipboardViewer( );
+    void SAL_CALL unregisterClipboardViewer( );
+
+    static void WINAPI onClipboardContentChanged( void );
+
+private:
+    void SAL_CALL onReleaseDataObject( CXNotifyingDataObject* theCaller );
+
+private:
+    ::rtl::OUString         m_itsName;
+    CMtaOleClipboard        m_MtaOleClipboard;
+    CWinClipboard*          m_pWinClipboard;
+    CXNotifyingDataObject*  m_pCurrentClipContent;
+    osl::Mutex              m_ClipContentMutex;
+
+    static osl::Mutex       s_aMutex;
+    static CWinClipbImpl*   s_pCWinClipbImpl;
+
+private:
+    CWinClipbImpl( const CWinClipbImpl& );
+    CWinClipbImpl& operator=( const CWinClipbImpl& );
+
+    friend class CWinClipboard;
+    friend class CXNotifyingDataObject;
+};
+
+#endif