public TreeBodyLayerStack(List<K> values,
                IColumnPropertyAccessor<K> columnPropertyAccessor,
                TreeList.Format<K> treeFormat) {
            // wrapping of the list to show into GlazedLists
            // see http://publicobject.com/glazedlists/ for further information
            EventList<K> eventList = GlazedLists.eventList(values);
            TransformedList<K, K> rowObjectsGlazedList = GlazedLists.threadSafeList(eventList);

            // use the SortedList constructor with 'null' for the Comparator
            // because the Comparator will be set by configuration
            SortedList<K> sortedList = new SortedList<>(rowObjectsGlazedList, null);
            
            // wrap the SortedList with the TreeList
            this.treeList = new TreeList<K>(sortedList, treeFormat, TreeList.NODES_START_COLLAPSED);

            this.bodyDataProvider = new ListDataProvider<K>(this.treeList, columnPropertyAccessor);
            bodyDataLayer = new DataLayer(this.bodyDataProvider);

            // simply apply labels for every column by index
            bodyDataLayer.setConfigLabelAccumulator(new ColumnLabelAccumulator());

            // layer for event handling of GlazedLists and PropertyChanges
            GlazedListsEventLayer<K> glazedListsEventLayer = new GlazedListsEventLayer<>(bodyDataLayer, this.treeList);

            GlazedListTreeData<K> treeData = new GlazedListTreeData<>(this.treeList);
            ITreeRowModel<K> treeRowModel = new GlazedListTreeRowModel<>(treeData);

            this.selectionLayer = new SelectionLayer(glazedListsEventLayer);

            this.treeLayer = new TreeLayer(this.selectionLayer, treeRowModel);
            treeLayer.setRegionName(GridRegion.BODY);
            setUnderlyingLayer(new ViewportLayer(this.treeLayer));
        }