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