63 строки
1.6 KiB
Plaintext
63 строки
1.6 KiB
Plaintext
/*
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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 "RCTSurfaceRegistry.h"
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#import <better/mutex.h>
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#import <mutex>
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#import <shared_mutex>
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#import <React/RCTFabricSurface.h>
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using namespace facebook;
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@implementation RCTSurfaceRegistry {
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better::shared_mutex _mutex;
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NSMapTable<id, RCTFabricSurface *> *_registry;
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}
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- (instancetype)init
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{
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if (self = [super init]) {
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_registry = [NSMapTable mapTableWithKeyOptions:NSPointerFunctionsIntegerPersonality | NSPointerFunctionsOpaqueMemory
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valueOptions:NSPointerFunctionsObjectPersonality | NSPointerFunctionsWeakMemory];
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}
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return self;
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}
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- (void)enumerateWithBlock:(RCTSurfaceEnumeratorBlock)block
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{
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std::shared_lock<better::shared_mutex> lock(_mutex);
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block([_registry objectEnumerator]);
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}
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- (void)registerSurface:(RCTFabricSurface *)surface
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{
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std::unique_lock<better::shared_mutex> lock(_mutex);
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ReactTag rootTag = surface.rootViewTag.integerValue;
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[_registry setObject:surface forKey:(__bridge id)(void *)rootTag];
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}
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- (void)unregisterSurface:(RCTFabricSurface *)surface
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{
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std::unique_lock<better::shared_mutex> lock(_mutex);
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ReactTag rootTag = surface.rootViewTag.integerValue;
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[_registry removeObjectForKey:(__bridge id)(void *)rootTag];
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}
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- (RCTFabricSurface *)surfaceForRootTag:(ReactTag)rootTag
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{
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std::shared_lock<better::shared_mutex> lock(_mutex);
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return [_registry objectForKey:(__bridge id)(void *)rootTag];
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}
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@end
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