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diff --git a/include/comphelper/docpasswordrequest.hxx b/include/comphelper/docpasswordrequest.hxx
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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 INCLUDED_COMPHELPER_DOCPASSWORDREQUEST_HXX
+#define INCLUDED_COMPHELPER_DOCPASSWORDREQUEST_HXX
+
+#include <comphelper/comphelperdllapi.h>
+#include <com/sun/star/task/PasswordRequestMode.hpp>
+#include <com/sun/star/task/XInteractionRequest.hpp>
+#include <cppuhelper/implbase.hxx>
+#include <rtl/ref.hxx>
+
+namespace com::sun::star::task { class XInteractionAbort; }
+
+namespace comphelper {
+
+class PasswordContinuation;
+
+
+/** Selects which UNO document password request type to use. */
+enum class DocPasswordRequestType
+{
+    Standard,    /// Uses the standard com.sun.star.task.DocumentPasswordRequest request.
+    MS           /// Uses the com.sun.star.task.DocumentMSPasswordRequest request.
+};
+
+
+class COMPHELPER_DLLPUBLIC SimplePasswordRequest final :
+        public cppu::WeakImplHelper<css::task::XInteractionRequest>
+{
+public:
+    explicit    SimplePasswordRequest();
+    virtual     ~SimplePasswordRequest() override;
+
+    bool         isPassword() const;
+
+    OUString     getPassword() const;
+
+private:
+    SimplePasswordRequest(SimplePasswordRequest const&) = delete;
+    SimplePasswordRequest& operator=(SimplePasswordRequest const&) = delete;
+
+    // XInteractionRequest
+    virtual css::uno::Any SAL_CALL getRequest() override;
+    virtual css::uno::Sequence< css::uno::Reference< css::task::XInteractionContinuation > > SAL_CALL getContinuations() override;
+
+private:
+    css::uno::Any                         maRequest;
+    css::uno::Reference<css::task::XInteractionAbort> mxAbort;
+    rtl::Reference<PasswordContinuation>  mxPassword;
+};
+
+
+/** Implements the task.XInteractionRequest interface for requesting a password
+    string for a document.
+ */
+class COMPHELPER_DLLPUBLIC DocPasswordRequest final :
+        public cppu::WeakImplHelper<css::task::XInteractionRequest>
+{
+public:
+    explicit            DocPasswordRequest(
+                            DocPasswordRequestType eType,
+                            css::task::PasswordRequestMode eMode,
+                            const OUString& rDocumentUrl,
+                            bool bPasswordToModify = false );
+    virtual             ~DocPasswordRequest() override;
+
+    bool            isPassword() const;
+
+    OUString     getPassword() const;
+
+    OUString     getPasswordToModify() const;
+    bool            getRecommendReadOnly() const;
+
+private:
+    DocPasswordRequest(DocPasswordRequest const&) = delete;
+    DocPasswordRequest& operator=(DocPasswordRequest const&) = delete;
+
+    // XInteractionRequest
+    virtual css::uno::Any SAL_CALL getRequest() override;
+    virtual css::uno::Sequence< css::uno::Reference< css::task::XInteractionContinuation > > SAL_CALL getContinuations() override;
+
+private:
+    css::uno::Any                         maRequest;
+    css::uno::Reference<css::task::XInteractionAbort> mxAbort;
+    rtl::Reference<PasswordContinuation>  mxPassword;
+};
+
+
+} // namespace comphelper
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */