final PaddingDecorator paddedTextPainter = new PaddingDecorator(new TextPainter(), 5, 10, 5, 5); final ICellPainter colHeaderPainter = new BeveledBorderDecorator(paddedTextPainter); configRegistry.registerConfigAttribute(CellConfigAttributes.CELL_PAINTER, colHeaderPainter,DisplayMode.NORMAL, GridRegion.COLUMN_GROUP_HEADER); configRegistry.registerConfigAttribute(CellConfigAttributes.CELL_PAINTER, colHeaderPainter,DisplayMode.NORMAL, GridRegion.COLUMN_HEADER);