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diff --git a/sdext/source/presenter/PresenterAccessibility.hxx b/sdext/source/presenter/PresenterAccessibility.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_SDEXT_SOURCE_PRESENTER_PRESENTERACCESSIBILITY_HXX
+#define INCLUDED_SDEXT_SOURCE_PRESENTER_PRESENTERACCESSIBILITY_HXX
+
+#include "PresenterPaneContainer.hxx"
+
+#include <com/sun/star/accessibility/XAccessible.hpp>
+#include <com/sun/star/awt/XFocusListener.hpp>
+#include <com/sun/star/drawing/framework/XPane.hpp>
+#include <com/sun/star/drawing/framework/XPane2.hpp>
+#include <com/sun/star/lang/XInitialization.hpp>
+#include <com/sun/star/uno/XComponentContext.hpp>
+#include <cppuhelper/compbase.hxx>
+#include <cppuhelper/basemutex.hxx>
+#include <rtl/ref.hxx>
+#include <memory>
+
+
+namespace sdext::presenter {
+
+class PresenterController;
+class PresenterTextView;
+
+typedef ::cppu::WeakComponentImplHelper <
+    css::accessibility::XAccessible,
+    css::lang::XInitialization,
+    css::awt::XFocusListener
+> PresenterAccessibleInterfaceBase;
+
+class PresenterAccessible
+    : public ::cppu::BaseMutex,
+      public PresenterAccessibleInterfaceBase
+{
+public:
+    PresenterAccessible (
+        const css::uno::Reference<css::uno::XComponentContext>& rxContext,
+        const ::rtl::Reference<PresenterController>& rpPresenterController,
+        const css::uno::Reference<css::drawing::framework::XPane>& rxMainPane);
+    virtual ~PresenterAccessible() override;
+
+    void UpdateAccessibilityHierarchy();
+
+    void NotifyCurrentSlideChange ();
+
+    virtual void SAL_CALL disposing() override;
+
+    //----- XAccessible -------------------------------------------------------
+
+    virtual css::uno::Reference<css::accessibility::XAccessibleContext> SAL_CALL
+        getAccessibleContext() override;
+
+    //----- XFocusListener ----------------------------------------------------
+
+    virtual void SAL_CALL focusGained (const css::awt::FocusEvent& rEvent) override;
+
+    virtual void SAL_CALL focusLost (const css::awt::FocusEvent& rEvent) override;
+
+    //----- XEventListener ----------------------------------------------------
+
+    virtual void SAL_CALL disposing (const css::lang::EventObject& rEvent) override;
+
+    //----- XInitialization ---------------------------------------------------
+
+    virtual void SAL_CALL initialize (const css::uno::Sequence<css::uno::Any>& rArguments) override;
+
+    class AccessibleObject;
+    class AccessibleParagraph;
+
+private:
+    const css::uno::Reference<css::uno::XComponentContext> mxComponentContext;
+    ::rtl::Reference<PresenterController> mpPresenterController;
+    css::uno::Reference<css::drawing::framework::XPane2> mxMainPane;
+    css::uno::Reference<css::awt::XWindow> mxMainWindow;
+    css::uno::Reference<css::awt::XWindow> mxPreviewContentWindow;
+    css::uno::Reference<css::awt::XWindow> mxPreviewBorderWindow;
+    css::uno::Reference<css::awt::XWindow> mxNotesContentWindow;
+    css::uno::Reference<css::awt::XWindow> mxNotesBorderWindow;
+    ::rtl::Reference<AccessibleObject> mpAccessibleConsole;
+    ::rtl::Reference<AccessibleObject> mpAccessiblePreview;
+    ::rtl::Reference<AccessibleObject> mpAccessibleNotes;
+    css::uno::Reference<css::accessibility::XAccessible> mxAccessibleParent;
+
+    void UpdateAccessibilityHierarchy (
+        const css::uno::Reference<css::awt::XWindow>& rxPreviewContentWindow,
+        const css::uno::Reference<css::awt::XWindow>& rxPreviewBorderWindow,
+        const OUString& rsTitle,
+        const css::uno::Reference<css::awt::XWindow>& rxNotesContentWindow,
+        const css::uno::Reference<css::awt::XWindow>& rxNotesBorderWindow,
+        const std::shared_ptr<PresenterTextView>& rpNotesTextView);
+    PresenterPaneContainer::SharedPaneDescriptor GetPreviewPane() const;
+};
+
+} // end of namespace ::sd::presenter
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */