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diff --git a/sc/source/ui/inc/AccessiblePreviewCell.hxx b/sc/source/ui/inc/AccessiblePreviewCell.hxx
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+++ b/sc/source/ui/inc/AccessiblePreviewCell.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_SC_SOURCE_UI_INC_ACCESSIBLEPREVIEWCELL_HXX
+#define INCLUDED_SC_SOURCE_UI_INC_ACCESSIBLEPREVIEWCELL_HXX
+
+#include "AccessibleCellBase.hxx"
+
+class ScPreviewShell;
+
+namespace accessibility
+{
+    class AccessibleTextHelper;
+}
+
+class ScAccessiblePreviewCell : public ScAccessibleCellBase
+{
+public:
+    //=====  internal  ========================================================
+    ScAccessiblePreviewCell(
+        const css::uno::Reference<css::accessibility::XAccessible>& rxParent,
+        ScPreviewShell* pViewShell, const ScAddress& rCellAddress, sal_Int32 nIndex );
+
+protected:
+    virtual ~ScAccessiblePreviewCell() override;
+
+    using ScAccessibleCellBase::IsDefunc;
+
+public:
+    using ScAccessibleCellBase::disposing;
+    virtual void SAL_CALL disposing() override;
+
+    ///=====  SfxListener  =====================================================
+
+    virtual void Notify( SfxBroadcaster& rBC, const SfxHint& rHint ) override;
+
+    //=====  XAccessibleComponent  ============================================
+
+    virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL
+                            getAccessibleAtPoint( const css::awt::Point& aPoint ) override;
+    virtual void SAL_CALL   grabFocus() override;
+
+    //=====  XAccessibleContext  ==============================================
+
+    // override to calculate this on demand
+    virtual sal_Int32 SAL_CALL getAccessibleChildCount() override;
+    virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL
+                            getAccessibleChild( sal_Int32 i ) override;
+
+    virtual css::uno::Reference< css::accessibility::XAccessibleStateSet > SAL_CALL
+                            getAccessibleStateSet() override;
+
+    //=====  XServiceInfo  ====================================================
+
+    virtual OUString SAL_CALL getImplementationName() override;
+    virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
+
+    ///=====  XTypeProvider  ===================================================
+
+    /** Returns an implementation id.
+    */
+    virtual css::uno::Sequence<sal_Int8> SAL_CALL
+        getImplementationId() override;
+
+protected:
+    virtual tools::Rectangle GetBoundingBoxOnScreen() const override;
+    virtual tools::Rectangle GetBoundingBox() const override;
+
+private:
+    ScPreviewShell* mpViewShell;
+
+    std::unique_ptr<accessibility::AccessibleTextHelper> mpTextHelper;
+
+    bool IsDefunc(
+        const css::uno::Reference<css::accessibility::XAccessibleStateSet>& rxParentStates);
+    virtual bool IsEditable(
+        const css::uno::Reference<css::accessibility::XAccessibleStateSet>& rxParentStates) override;
+    bool IsOpaque() const;
+
+    void CreateTextHelper();
+
+};
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */