String actionCell(DBColumn column, Order.Direction direction) {
   Label text = Label.of("Hide or sort");
   URIObject target = SelectBuilderAction.HIDE.withArgs(column.fullName());
   Tooltip tip = ColumnActionTooltip.columnDirection(column, direction);
   URIObject image = Icons.CONFIGURE;
   return Link.textTargetTipImage(text, target, tip, image).toString();
 }