amis-rpc-design/node_modules/react-native/React/Fabric/RCTSurfaceRegistry.h
2023-10-07 19:42:30 +08:00

48 lines
1.2 KiB
Objective-C

/*
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
#import <UIKit/UIKit.h>
#import <React/RCTPrimitives.h>
NS_ASSUME_NONNULL_BEGIN
@class RCTFabricSurface;
typedef void (^RCTSurfaceEnumeratorBlock)(NSEnumerator<RCTFabricSurface *> *enumerator);
/**
* Registry of Surfaces.
* Encapsulates storing Surface objects and querying them by root tag.
* All methods of the registry are thread-safe.
* The registry stores Surface objects as weak references.
*/
@interface RCTSurfaceRegistry : NSObject
- (void)enumerateWithBlock:(RCTSurfaceEnumeratorBlock)block;
/**
* Adds Surface object into the registry.
* The registry does not retain Surface references.
*/
- (void)registerSurface:(RCTFabricSurface *)surface;
/**
* Removes Surface object from the registry.
*/
- (void)unregisterSurface:(RCTFabricSurface *)surface;
/**
* Returns stored Surface object by given root tag.
* If the registry does not have such Surface registered, returns `nil`.
*/
- (nullable RCTFabricSurface *)surfaceForRootTag:(ReactTag)rootTag;
@end
NS_ASSUME_NONNULL_END