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diff --git a/svx/source/unodraw/unomlstr.cxx b/svx/source/unodraw/unomlstr.cxx
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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 .
+ */
+
+#include <svx/svdobj.hxx>
+#include <vcl/svapp.hxx>
+
+#include <unomlstr.hxx>
+
+using namespace ::com::sun::star;
+
+SvxUnoShapeModifyListener::SvxUnoShapeModifyListener( SdrObject* pObj ) noexcept
+{
+ mpObj = pObj;
+}
+
+SvxUnoShapeModifyListener::~SvxUnoShapeModifyListener() noexcept
+{
+}
+
+// css::util::XModifyListener
+void SAL_CALL SvxUnoShapeModifyListener::modified(const lang::EventObject& )
+{
+ SolarMutexGuard aGuard;
+ if( mpObj )
+ {
+ mpObj->SetChanged();
+ mpObj->BroadcastObjectChange();
+ }
+}
+
+// css::lang::XEventListener
+void SvxUnoShapeModifyListener::disposing(const lang::EventObject& )
+{
+ invalidate();
+}
+
+// internal
+void SvxUnoShapeModifyListener::invalidate() noexcept
+{
+ mpObj = nullptr;
+}
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */