[Autocomplete] Add scrollbar support in IE11 (mui#19969)

eps1lon · Mar 4, 2020 · c842191 · c842191
1 parent 64d73e2
commit c842191
Showing 1 changed file with 9 additions and 0 deletions.
diff --git a/packages/material-ui-lab/src/useAutocomplete/useAutocomplete.js b/packages/material-ui-lab/src/useAutocomplete/useAutocomplete.js
@@ -702,6 +702,15 @@ export default function useAutocomplete(props) {
   };
 
   const handleBlur = event => {
+    // Ignore the event when using the scrollbar with IE 11
+    if (
+      listboxRef.current !== null &&
+      document.activeElement === listboxRef.current.parentElement
+    ) {
+      inputRef.current.focus();
+      return;
+    }
+
     setFocused(false);
     firstFocus.current = true;
     ignoreFocus.current = false;