react-native/React/Base/Surface/RCTSurfaceDelegate.h

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/**
* 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.
*/
#import <UIKit/UIKit.h>
#import <React/RCTSurfaceStage.h>
NS_ASSUME_NONNULL_BEGIN
@class RCTSurface;
@protocol RCTSurfaceDelegate <NSObject>
@optional
/**
* Notifies a receiver that a surface transitioned to a new stage.
* See `RCTSurfaceStage` for more details.
*/
- (void)surface:(RCTSurface *)surface didChangeStage:(RCTSurfaceStage)stage;
/**
* Notifies a receiver that root view got a new (intrinsic) size during the last
* layout pass.
*/
- (void)surface:(RCTSurface *)surface didChangeIntrinsicSize:(CGSize)intrinsicSize;
@end
NS_ASSUME_NONNULL_END