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diff --git a/sd/source/ui/slidesorter/inc/controller/SlsProperties.hxx b/sd/source/ui/slidesorter/inc/controller/SlsProperties.hxx
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+++ b/sd/source/ui/slidesorter/inc/controller/SlsProperties.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 .
+ */
+
+#pragma once
+
+#include <tools/color.hxx>
+
+namespace sd::slidesorter::controller
+{
+/** An extensible set of properties used throughout the slide sorter.
+*/
+class Properties
+{
+public:
+    Properties();
+
+    /** Call this method after receiving a VclEventId::ApplicationDataChanged
+        event.
+    */
+    void HandleDataChangeEvent();
+
+    /** When this method returns <TRUE/> then the current slide is
+        highlighted in the view.  The default value is <FALSE/>.
+    */
+    bool IsHighlightCurrentSlide() const { return mbIsHighlightCurrentSlide; }
+    void SetHighlightCurrentSlide(const bool bIsHighlightCurrentSlide);
+
+    /** When this method returns <TRUE/> then the selection is indicated in
+        the view (typically by drawing rectangles around the selected
+        slides.)  The default value is <TRUE/>.
+    */
+    bool IsShowSelection() const { return mbIsShowSelection; }
+    void SetShowSelection(const bool bIsShowSelection);
+
+    /** When this method returns <TRUE/> then the focusdselection is indicated in
+        the view (typically by drawing dotted rectangles around the selected
+        slides.)  The default value is <TRUE/>.
+    */
+    bool IsShowFocus() const { return mbIsShowFocus; }
+    void SetShowFocus(const bool bIsShowFocus);
+
+    /** When this method returns <TRUE/> then on a selection change the
+        visible area is adapted so that the selected slides are shown
+        centered in the view.  This can be used to center the current slide
+        by selecting only the current slide.  The default value is <FALSE/>.
+    */
+    bool IsCenterSelection() const { return mbIsCenterSelection; }
+    void SetCenterSelection(const bool bIsCenterSelection);
+
+    /** When this method returns <TRUE/> then the view may try to change the
+        visible area by scrolling it smoothly on the screen.  Experimental.
+        Default value is <FALSE/>.
+    */
+    bool IsSmoothSelectionScrolling() const { return mbIsSmoothSelectionScrolling; }
+    void SetSmoothSelectionScrolling(const bool bIsSmoothSelectionScrolling);
+
+    /** When this method returns <TRUE/> then during a full screen
+        presentation the previews in a slide sorter are not updated.
+        Default value is <TRUE/>.
+    */
+    bool IsSuspendPreviewUpdatesDuringFullScreenPresentation() const
+    {
+        return mbIsSuspendPreviewUpdatesDuringFullScreenPresentation;
+    }
+    void SetSuspendPreviewUpdatesDuringFullScreenPresentation(const bool bFlag);
+
+    /** Return the background color.
+    */
+    const Color& GetBackgroundColor() const { return maBackgroundColor; }
+    void SetBackgroundColor(const Color& rColor);
+
+    /** Return the text color.
+    */
+    const Color& GetTextColor() const { return maTextColor; }
+    void SetTextColor(const Color& rColor);
+
+    /** Return the color in which selections are to be painted.
+    */
+    const Color& GetSelectionColor() const { return maSelectionColor; }
+    void SetSelectionColor(const Color& rColor);
+
+    /** Return the color used for highlighting e.g. the current slide.
+    */
+    const Color& GetHighlightColor() const { return maHighlightColor; }
+    void SetHighlightColor(const Color& rColor);
+
+    /** The UI can be set to be read only independently from the model status.
+        Used for instance in the presenter view.
+    */
+    bool IsUIReadOnly() const { return mbIsUIReadOnly; }
+    void SetUIReadOnly(const bool bIsUIReadOnly);
+
+private:
+    bool mbIsHighlightCurrentSlide;
+    bool mbIsShowSelection;
+    bool mbIsShowFocus;
+    bool mbIsCenterSelection;
+    bool mbIsSmoothSelectionScrolling;
+    bool mbIsSuspendPreviewUpdatesDuringFullScreenPresentation;
+    Color maBackgroundColor;
+    Color maTextColor;
+    Color maSelectionColor;
+    Color maHighlightColor;
+    bool mbIsUIReadOnly;
+};
+
+} // end of namespace ::sd::slidesorter::controller
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */