Another problem exposed and fixed on Slint.

internal/atspi/adapter_event_callback_native.go

@@ -229,6 +229,22 @@ func (adapter *Adapter) captureNativeEventSnapshot(event *C.AtspiEvent, target *
 	return snapshot, popupFor
 }
 
+// nativeWindowDescription runs on the GLib owner for both toolkit events and
+// foreground recovery. A table can acquire focus before its frame cache is ready.
+func nativeWindowDescription(window *C.AtspiAccessible, eventType, role string) string {
+	description := C.atspi_accessible_get_description(window, nil)
+	if (description == nil || C.GoString(description) == "") &&
+		(role == "table" || role == "table cell") &&
+		(eventType == WindowActivatedEvent || eventType == FocusEvent || eventType == FocusedStateEvent) {
+		C.g_free(C.gpointer(description))
+		C.atspi_accessible_clear_cache_single(window)
+		description = C.atspi_accessible_get_description(window, nil)
+	}
+	result := sanitizeSnapshotField(C.GoString(description))
+	C.g_free(C.gpointer(description))
+	return result
+}
+
 // enrichNativeWindowEvent queries and releases the window on the GLib owner.
 // It applies foreground, tab/document, table, and prompt state in query order.
 func (adapter *Adapter) enrichNativeWindowEvent(event *C.AtspiEvent, target *C.AtspiAccessible, eventType string, snapshot Snapshot, focusEvent *Event) {
@@ -271,16 +287,7 @@ func (adapter *Adapter) enrichNativeWindowEvent(event *C.AtspiEvent, target *C.A
 	}
 	if !focusEvent.ForegroundMismatch && window != nil &&
 		(eventType == WindowActivatedEvent || snapshot.Role == "table" || snapshot.Role == "table cell") {
-		description := C.atspi_accessible_get_description(window, nil)
+		focusEvent.WindowDescription = nativeWindowDescription(window, eventType, snapshot.Role)
-		if (description == nil || C.GoString(description) == "") &&
-			(snapshot.Role == "table" || snapshot.Role == "table cell") &&
-			(eventType == WindowActivatedEvent || eventType == FocusEvent || eventType == FocusedStateEvent) {
-			C.g_free(C.gpointer(description))
-			C.atspi_accessible_clear_cache_single(window)
-			description = C.atspi_accessible_get_description(window, nil)
-		}
-		focusEvent.WindowDescription = sanitizeSnapshotField(C.GoString(description))
-		C.g_free(C.gpointer(description))
 	}
 	if !focusEvent.ForegroundMismatch &&
 		(eventType == WindowActivatedEvent || eventType == FocusEvent || eventType == FocusedStateEvent ||

internal/atspi/adapter_foreground_native.go

@@ -341,6 +341,7 @@ func (adapter *Adapter) recoverForeground() {
 				name := C.atspi_accessible_get_name(window, nil)
 				event.WindowTitle = sanitizeSnapshotField(C.GoString(name))
 				C.g_free(C.gpointer(name))
+				event.WindowDescription = nativeWindowDescription(window, event.Type, snapshot.Role)
 				if snapshot.Role == "tree table" || snapshot.Role == "table cell" {
 					if labels := C.cthulhu_collect_simple_prompt_text(window); labels != nil {
 						event.WindowMessage = sanitizeSnapshotField(C.GoString(labels))

internal/atspi/adapter_native_test.go

@@ -845,6 +845,9 @@ locked:
 				if event.Source.Name != "Alpha" {
 					t.Fatalf("unlock focus = %q, want Alpha", event.Source.Name)
 				}
+				if event.WindowDescription != "Select an item and press Enter to open it." {
+					t.Fatalf("recovered window description = %q", event.WindowDescription)
+				}
 				return
 			}
 		case <-ctx.Done():