Fix some issues with clickables on some websites.

internal/atspi/adapter_document_native.go

@@ -269,6 +269,10 @@ func (adapter *Adapter) activateNativeDocumentObject(ctx context.Context, positi
 			}
 			if activated != 0 {
 				adapter.treeInvalidations.Add(uint64(tree.markAncestorChildrenChanged(position.ID())))
+				// Caret navigation tolerates stale child order on ticking pages.
+				// A completed action must instead refresh before leaving its
+				// target, or it can skip a newly revealed popup entirely.
+				adapter.treeInvalidations.Add(uint64(tree.InvalidateSnapshot(position.ID())))
 				return nil
 			}
 		}
@@ -551,15 +555,21 @@ func (adapter *Adapter) setNativeDocumentPosition(ctx context.Context, position
 	for _, id := range echoIDs {
 		adapter.navigationEcho[id] = 15
 	}
+	text := C.atspi_accessible_get_text_iface(source)
 	component := C.atspi_accessible_get_component_iface(source)
 	if component != nil {
 		if documentTargetGrabsFocus(tree, position, snapshot) {
 			C.atspi_component_grab_focus(component, nil)
 		}
-		C.atspi_component_scroll_to(component, C.ATSPI_SCROLL_ANYWHERE, nil)
+		// Setting a text caret reveals its range. An additional whole-object
+		// scroll can move the outer document while reading a popup's inner
+		// scroller, causing the page to dismiss the popup. Python likewise
+		// relies on caret placement for text; non-text stops still need scroll.
+		if text == nil {
+			C.atspi_component_scroll_to(component, C.ATSPI_SCROLL_ANYWHERE, nil)
+		}
 		C.g_object_unref(C.gpointer(component))
 	}
-	text := C.atspi_accessible_get_text_iface(source)
 	if text == nil {
 		clear(adapter.navigationEcho)
 		// Images and other whole-object stops have a valid virtual position