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diff --git a/sd/source/ui/inc/taskpane/ILayoutableWindow.hxx b/sd/source/ui/inc/taskpane/ILayoutableWindow.hxx
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@@ -0,0 +1,102 @@
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+#ifndef SD_TOOLPANEL_I_LAYOUTABLE_WINDOW_HXX
+#define SD_TOOLPANEL_I_LAYOUTABLE_WINDOW_HXX
+
+#include <tools/gen.hxx>
+#include <sal/types.h>
+
+class Window;
+
+namespace sd { namespace toolpanel {
+
+
+class ILayouter
+{
+public:
+    /** This method is called by layoutable controls when they have to be
+        resized.
+    */
+    virtual void RequestResize (void) = 0;
+};
+
+
+
+/** This interface has to be implemented by windows that want to be
+    layouted by a SubToolPanel or ScrollablePanel object.
+*/
+class ILayoutableWindow
+{
+public:
+    virtual ~ILayoutableWindow (void) {};
+
+    /** Return the preferred size without constraints on either the
+        height or the width.
+        The size the window will later be set to may but does not have
+        to be equal to this size.
+    */
+    virtual Size GetPreferredSize (void) = 0;
+
+    /** Return the preferred width with the constraint, that the
+        window will be set to the given height.
+        The width the window will later be set to may but does not have
+        to be equal to this width.
+    */
+    virtual sal_Int32 GetPreferredWidth (sal_Int32 nHeight) = 0;
+
+    /** Return the preferred height with the constraint, that the
+        window will be set to the given width.
+        The height the window will later be set to may but does not have
+        to be equal to this height.
+    */
+    virtual sal_Int32 GetPreferredHeight (sal_Int32 nWidth) = 0;
+
+    /** Return wether the window is generally resizable.  When used by
+        a VerticalLayouter then the width will always be resized and
+        the return value of this method determines whether the height
+        may be modified as well.
+    */
+    virtual bool IsResizable (void) = 0;
+
+    /** Return the window so that its size and position can be set.
+        @return
+            Returns the window which is layouted or NULL to indicate
+            that the object is in an invalid state.
+    */
+    virtual ::Window* GetWindow (void) = 0;
+
+    /** Return the minimal width of the window.
+    */
+    virtual sal_Int32 GetMinimumWidth (void) = 0;
+};
+
+
+
+} } // end of namespace ::sd::toolpanel
+
+#endif