Prevent propagation of popup menu items (#979)

Author: evshi

.changeset/stale-colts-pretend.md

@@ -0,0 +1,5 @@
+---
+"@ensembleui/react-runtime": patch
+---
+
+Prevent propagation of popupmenu items

packages/runtime/src/widgets/PopupMenu.tsx

@@ -179,7 +179,8 @@ export const PopupMenu: React.FC<PopupMenuProps> = ({
   }, [namedData, values?.items]);
 
   const handleMenuItemClick = useCallback<NonNullable<MenuProps["onClick"]>>(
-    ({ key }) => {
+    ({ key, domEvent }) => {
+      domEvent.stopPropagation();
       const mapKey = join(tail(key.split("_")), "_");
       const item = itemsMap.get(mapKey);
       action?.callback({ value: item });