Found more weird breakage on Slint. Fixed now.

internal/atspi/adapter_event_callback_native.go

@@ -114,6 +114,12 @@ func (adapter *Adapter) captureNativeEventSnapshot(event *C.AtspiEvent, target *
 		captureCaret = role != C.ATSPI_ROLE_DOCUMENT_WEB && role != C.ATSPI_ROLE_DOCUMENT_FRAME && role != C.ATSPI_ROLE_EMBEDDED
 	}
 	snapshot := snapshotFromNativeWithCaret(target, captureCaret, eventType == CaretEvent, false, adapter.captureSound.Load(), adapter.captureTextAttributes.Load())
+	if eventType == CaretEvent {
+		if combo := C.cthulhu_read_only_combo(target); combo != nil {
+			snapshot.ReadOnlyCombo = nativeObjectID(combo)
+			C.g_object_unref(C.gpointer(combo))
+		}
+	}
 	if snapshot.Editable && (eventType == CaretEvent || eventType == TextInsertedEvent ||
 		eventType == TextDeletedEvent || eventType == TextSelectionChangedEvent) {
 		if editor := C.cthulhu_editable_root(target); editor != nil {
@@ -212,7 +218,10 @@ func (adapter *Adapter) captureNativeEventSnapshot(event *C.AtspiEvent, target *
 		}
 	}
 
-	if eventType == CaretEvent && snapshot.Role != "password text" {
+	// A read-only combo child only mirrors the chosen value. Qt 6.9 can stop
+	// answering accessibility requests after its word-at-caret query; no word
+	// feedback is needed for this non-writable selection proxy.
+	if eventType == CaretEvent && snapshot.Role != "password text" && !snapshot.ReadOnlyCombo.Valid() {
 		word := C.cthulhu_capture_caret_unit(target, C.ATSPI_TEXT_GRANULARITY_WORD)
 		snapshot.CaretWord = sanitizeSnapshotField(C.GoString(word))
 		C.g_free(C.gpointer(word))
@@ -559,7 +568,7 @@ func cthulhuAtspiEventCallback(event *C.AtspiEvent, userData unsafe.Pointer) {
 		focusEvent.Window = originID
 	}
 	if !focusEvent.ForegroundMismatch && !snapshot.Defunct && snapshot.Role != "invalid" {
-		if shouldRetainNativeFocus(eventType, focusEvent.Detail1, chromeFocus) &&
+		if shouldRetainNativeFocus(eventType, focusEvent.Detail1, chromeFocus) && !snapshot.ReadOnlyCombo.Valid() &&
 			!(eventType == SelectionChangedEvent && focusEvent.Source.LibreOffice != nil && focusEvent.Source.LibreOffice.InSpreadsheet) {
 			adapter.rememberNativeFocus(target, snapshot.ID())
 		}