ComponentKit/Accessibility/CKAccessibilityContainerComponent.h (8 lines of code) (raw):

/* * Copyright (c) 2014-present, Facebook, Inc. * All rights reserved. * * This source code is licensed under the BSD-style license found in the * LICENSE file in the root directory of this source tree. An additional grant * of patent rights can be found in the PATENTS file in the same directory. * */ #import <ComponentKit/CKCompositeComponent.h> NS_ASSUME_NONNULL_BEGIN /** * Factory function that creates an array of UIAccessibilityElement's given * the container view. The view is mounted in the hierarchy when the factory * function is called. */ typedef NSArray<UIAccessibilityElement *> * _Nonnull (^CKAccessibilityElementsFactory)( UIView * _Nonnull containerView); /** * Creates a wrapper component which always mounts an accessibility * container view which exposes an array of `accessibilityElements`. * The view is not an accessibility element by itself. * * Unlike using `.accessibilityAggregateAttributes()` Builder attribute, * this class allows call sites to completetely control how accessibility * elements are created via the provided factory function. */ CKComponent *CKAccessibilityContainerComponentWrapper( CKComponent * _Nullable component, CKAccessibilityElementsFactory factory); NS_ASSUME_NONNULL_END