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diff --git a/offapi/com/sun/star/embed/InstanceLocker.idl b/offapi/com/sun/star/embed/InstanceLocker.idl
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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 __com_sun_star_embed_InstanceLocker_idl__
+#define __com_sun_star_embed_InstanceLocker_idl__
+
+#include <com/sun/star/lang/XComponent.idl>
+#include <com/sun/star/uno/XInterface.idl>
+#include <com/sun/star/embed/XActionsApproval.idl>
+#include <com/sun/star/lang/IllegalArgumentException.idl>
+#include <com/sun/star/frame/DoubleInitializationException.idl>
+
+module com {  module sun {  module star {  module embed {
+
+/** The main task of this service is to prevent closing, terminating and/or
+    etc. of controlled object.
+
+    <p>
+    After creation the service adds a listener of requested type
+    ( close, terminate and/or etc. ) to the controlled object and let
+    the listener throw related veto exception until the service is disposed.
+    </p>
+*/
+published service InstanceLocker : com::sun::star::lang::XComponent
+{
+    /** is used to initialize the object on it's creation.
+
+        @param xInstance
+                the controlled object. Must implement the related to the
+                requested actions broadcaster interface.
+
+        @param nActions
+                specifies the actions that should be done ( prevent closing,
+                prevent termination and/or etc. ). It must not be empty and can
+                currently contain following values or their combination:
+                Actions::PREVENT_CLOSE and
+                Actions::PREVENT_TERMINATION.
+     */
+    InstanceLockerCtor1( [in] com::sun::star::uno::XInterface xInstance,
+                         [in] long nActions )
+        raises( ::com::sun::star::lang::IllegalArgumentException,
+                ::com::sun::star::frame::DoubleInitializationException,
+                ::com::sun::star::uno::Exception );
+
+    /** is used to initialize the object on it's creation.
+
+        @param xInstance
+                the controlled object. Must implement the related to the
+                requested actions broadcaster interface.
+
+        @param nActions
+                specifies the actions that should be done ( prevent closing,
+                prevent termination and/or etc. ). It must not be empty and can
+                currently contain following values or their combination:
+                Actions::PREVENT_CLOSE and
+                Actions::PREVENT_TERMINATION.
+
+        @param xApprove
+                The object implementing XActionsApproval interface.
+                If this parameter is an empty reference the object will proceed
+                with the specified in the first parameter action until it is
+                disposed ( just like in the case of the first constructor ).
+                If the instance is provided, it will be asked for approval each
+                time before proceeding with the action ( the action is
+                specified using string and can take following
+                values in this case: "PreventClose", "PreventTermination" ).
+     */
+    InstanceLockerCtor2( [in] com::sun::star::uno::XInterface xInstance,
+                         [in] long nActions,
+                         [in] XActionsApproval xApprove )
+        raises( ::com::sun::star::lang::IllegalArgumentException,
+                ::com::sun::star::frame::DoubleInitializationException,
+                ::com::sun::star::uno::Exception );
+};
+
+
+}; }; }; };
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */