narrator hack

microsoft · Jan 24, 2024 · e17f4a1 · e17f4a1
1 parent 420efc1
commit e17f4a1
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/packages/web-components/fast-foundation/src/tabs/tabs.ts b/packages/web-components/fast-foundation/src/tabs/tabs.ts
@@ -369,6 +369,13 @@ export class FASTTabs extends FASTElement {
             if (tabElement) {
                 if (tabId === this.activeid) {
                     activeTab = tabElement;
+                    tabElement.setAttribute("role", "tab");
+                    tabElement.setAttribute("aria-posinset", `${index + 1}`);
+                    tabElement.setAttribute("aria-setsize", `${this.tabOrder.length}`);
+                } else {
+                    tabElement.removeAttribute("role");
+                    tabElement.removeAttribute("aria-posinset");
+                    tabElement.removeAttribute("aria-setsize");
                 }
                 // If the original property isn't emptied out,
                 // the next set will morph into a grid-area style setting that is not what we want