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diff --git a/toolkit/source/layout/core/box.hxx b/toolkit/source/layout/core/box.hxx
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+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2008 by Sun Microsystems, Inc.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * $RCSfile$
+ *
+ * $Revision$
+ *
+ * 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 LAYOUT_CORE_BOX_HXX
+#define LAYOUT_CORE_BOX_HXX
+
+#include <layout/core/box-base.hxx>
+
+#include <com/sun/star/awt/Point.hpp>
+
+namespace layoutimpl
+{
+
+class Box : public Box_Base
+{
+protected:
+    // Box properties (i.e. affect all children)
+    sal_Int32 mnSpacing;
+    sal_Bool mbHomogeneous;
+    sal_Bool mbHorizontal;  // false for Vertical
+    bool mbHasFlowChildren;
+
+public:
+    // Children properties
+    struct ChildData : public Box_Base::ChildData
+    {
+        sal_Int32 mnPadding;
+        sal_Bool mbExpand;
+        sal_Bool mbFill;
+        ChildData( css::uno::Reference< css::awt::XLayoutConstrains > const& xChild );
+    };
+
+    struct ChildProps : public Box_Base::ChildProps
+    {
+        ChildProps( ChildData *pData );
+    };
+
+protected:
+    ChildData *createChild( css::uno::Reference< css::awt::XLayoutConstrains > const& xChild );
+    ChildProps *createChildProps( Box_Base::ChildData* pData );
+
+public:
+    Box( bool horizontal );
+
+    virtual void SAL_CALL allocateArea( const css::awt::Rectangle &rArea )
+        throw (css::uno::RuntimeException);
+
+    virtual css::awt::Size SAL_CALL getMinimumSize()
+        throw(css::uno::RuntimeException);
+    virtual sal_Bool SAL_CALL hasHeightForWidth()
+        throw(css::uno::RuntimeException);
+    virtual sal_Int32 SAL_CALL getHeightForWidth( sal_Int32 nWidth )
+        throw(css::uno::RuntimeException);
+
+    // helper: mix of getMinimumSize() and getHeightForWidth()
+    css::awt::Size calculateSize( long nWidth = 0 );
+
+private:
+    /* Helpers to deal with the joint Box directions. */
+    inline int primDim (const css::awt::Size &size)
+    { if (mbHorizontal) return size.Width; else return size.Height; }
+    inline int secDim (const css::awt::Size &size)
+    { if (mbHorizontal) return size.Height; else return size.Width; }
+    inline int primDim (const css::awt::Point &point)
+    { if (mbHorizontal) return point.X; else return point.Y; }
+    inline int secDim (const css::awt::Point &point)
+    { if (mbHorizontal) return point.Y; else return point.X; }
+};
+
+struct VBox : public Box
+{ VBox() : Box (false) {} };
+
+struct HBox : public Box
+{ HBox() : Box (true) {} };
+
+} //  namespace layoutimpl
+
+#endif /* LAYOUT_CORE_BOX_HXX */