feat: expose rollup group behaviour as dh.ui option for UI Table (#738)

Closes deephaven/web-client-ui#2129 (May have
to move this ticket to plugins repo)

Assumes changes to be made in
deephaven/web-client-ui#2183

plugins/ui/src/deephaven/ui/components/table.py

@@ -26,6 +26,7 @@ def table(
     on_column_double_press: ColumnPressCallback | None = None,
     quick_filters: dict[ColumnName, QuickFilterExpression] | None = None,
     show_quick_filters: bool = False,
+    show_grouping_column: bool = True,
     show_search: bool = False,
     reverse: bool = False,
     front_columns: list[ColumnName] | None = None,
@@ -63,6 +64,7 @@ def table(
             The callback is invoked with the column name.
         quick_filters: The quick filters to apply to the table. Dictionary of column name to filter value.
         show_quick_filters: Whether to show the quick filter bar by default.
+        show_grouping_column: Whether to show the grouping column by default for rollup tables.
         show_search: Whether to show the search bar by default.
         reverse: Whether to reverse the table rows. Applied after any sorts.
         front_columns: The columns to pin to the front of the table. These will not be movable by the user.

plugins/ui/src/js/src/elements/UITable/UITable.tsx

@@ -39,6 +39,7 @@ export function UITable({
   table: exportedTable,
   showSearch: showSearchBar,
   showQuickFilters,
+  showGroupingColumn,
   reverse,
   frontColumns,
   backColumns,
@@ -238,7 +239,7 @@ export function UITable({
           ? TableUtils.REVERSE_TYPE.POST_SORT
           : TableUtils.REVERSE_TYPE.NONE,
         density,
-        settings,
+        settings: { ...settings, showExtraGroupColumn: showGroupingColumn },
         onContextMenu,
       }) satisfies Partial<IrisGridProps>,
     [
@@ -251,6 +252,7 @@ export function UITable({
       reverse,
       density,
       settings,
+      showGroupingColumn,
       onContextMenu,
     ]
   );

plugins/ui/src/js/src/elements/UITable/UITableUtils.tsx

@@ -85,6 +85,7 @@ export type UITableProps = {
   sorts?: DehydratedSort[];
   showSearch: boolean;
   showQuickFilters: boolean;
+  showGroupingColumn: boolean;
   reverse: boolean;
   frontColumns?: string[];
   backColumns?: string[];