ViewportLayer viewportLayer = new ViewportLayer(selectionLayer);
DataLayer rowHeaderDataLayer = new DataLayer(
new DefaultRowHeaderDataProvider(bodyDataProvider));
rowHeaderDataLayer.setDefaultColumnWidth(41);
ILayer rowHeaderLayer = new RowHeaderLayer(rowHeaderDataLayer,
viewportLayer, selectionLayer);
CompositeLayer compositeLayer = new CompositeLayer(2, 1);
compositeLayer.setChildLayer(GridRegion.ROW_HEADER, rowHeaderLayer, 0,
0);