void AXObjectCache::detachWrapper(AccessibilityObject* obj, AccessibilityDetachmentType detachmentType)
{
AtkObject* wrapper = obj->wrapper();
ASSERT(wrapper);
// If an object is being detached NOT because of the AXObjectCache being destroyed,
// then it's being removed from the accessibility tree and we should emit a signal.
if (detachmentType != AccessibilityDetachmentType::CacheDestroyed) {
if (obj->document()) {
// Look for the right object to emit the signal from, but using the implementation
// of atk_object_get_parent from AtkObject class (which uses a cached pointer if set)
// since the accessibility hierarchy in WebCore will no longer be navigable.
gpointer webkitAccessibleClass = g_type_class_peek_parent(WEBKIT_ACCESSIBLE_GET_CLASS(wrapper));
gpointer atkObjectClass = g_type_class_peek_parent(webkitAccessibleClass);
AtkObject* atkParent = ATK_OBJECT_CLASS(atkObjectClass)->get_parent(ATK_OBJECT(wrapper));
// We don't want to emit any signal from an object outside WebKit's world.
if (WEBKIT_IS_ACCESSIBLE(atkParent)) {
// The accessibility hierarchy is already invalid, so the parent-children relationships
// in the AccessibilityObject tree are not there anymore, so we can't know the offset.
g_signal_emit_by_name(atkParent, "children-changed::remove", -1, wrapper);
}
}
}
webkitAccessibleDetach(WEBKIT_ACCESSIBLE(wrapper));
}
AtkObject* DumpRenderTreeSupportEfl::focusedAccessibleElement(const Evas_Object* ewkFrame)
{
AtkObject* wrapper = rootAccessibleElement(ewkFrame);
if (!wrapper)
return 0;
return webkitAccessibleGetFocusedElement(WEBKIT_ACCESSIBLE(wrapper));
}
String DumpRenderTreeSupportEfl::accessibilityHelpText(const AtkObject* axObject)
{
if (!axObject || !WEBKIT_IS_ACCESSIBLE(axObject))
return String();
WebCore::AccessibilityObject* coreObject = webkitAccessibleGetAccessibilityObject(WEBKIT_ACCESSIBLE(axObject));
if (!coreObject)
return String();
return coreObject->helpText();
}
void AXObjectCache::detachWrapper(AccessibilityObject* obj)
{
webkit_accessible_detach(WEBKIT_ACCESSIBLE(obj->wrapper()));
}