react-native/React/Views/RCTViewControllerProtocol.h

21 lines
773 B
Objective-C

/**
* Copyright (c) 2015-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.
*/
/**
* A simple protocol that any React-managed ViewControllers should implement.
* We need all of our ViewControllers to cache layoutGuide changes so any View
* in our View hierarchy can access accurate layoutGuide info at any time.
*/
@protocol RCTViewControllerProtocol <NSObject>
@property (nonatomic, readonly, strong) id<UILayoutSupport> currentTopLayoutGuide;
@property (nonatomic, readonly, strong) id<UILayoutSupport> currentBottomLayoutGuide;
@end