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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_document_XFilter_idl__
+#define __com_sun_star_document_XFilter_idl__
+
+#include <com/sun/star/uno/XInterface.idl>
+#include <com/sun/star/beans/PropertyValue.idl>
+
+
+module com {  module sun {  module star {  module document {
+
+/** interface to filter documents
+
+    <p>
+    This interface will be used by service ImportFilter or
+    ExportFilter to support loading/saving of documents in
+    different formats. The target/source of such filter operations must
+    be known <em>before</em> filtering will be started.
+    (see XImporter and XExporter too)
+    Otherwise this interface can't work right.
+    <p>
+
+    @see ImportFilter
+    @see ExportFilter
+    @see XImporter
+    @see XExporter
+ */
+published interface XFilter: com::sun::star::uno::XInterface
+{
+        /** filter the document.
+
+        <p>
+        The given MediaDescriptor holds all necessary information
+        about the document.
+
+        Don't hold hard references to the descriptor items. You must copy needed information!
+        Otherwise we couldn't destroy (for example) an existing input stream!
+        </p>
+        @param aDescriptor
+            the MediaDescriptor describing the respective document.
+        @return a boolean value indicating whether the filter operation was successful or not.
+     */
+    boolean filter( [in] sequence< com::sun::star::beans::PropertyValue > aDescriptor );
+
+        /** cancel the process.
+      */
+    void cancel();
+
+};
+
+
+}; }; }; };
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */