react-native/React/Fabric/RCTScheduler.mm

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/**
* Copyright (c) 2015-present, Facebook, Inc.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
#import "RCTScheduler.h"
#import <fabric/uimanager/Scheduler.h>
#import <fabric/uimanager/SchedulerDelegate.h>
using namespace facebook::react;
class SchedulerDelegateProxy: public SchedulerDelegate {
public:
SchedulerDelegateProxy(void *scheduler): scheduler_(scheduler) {}
void schedulerDidComputeMutationInstructions(Tag rootTag, const TreeMutationInstructionList &instructions) override {
RCTScheduler *scheduler = (__bridge RCTScheduler *)scheduler_;
[scheduler.delegate schedulerDidComputeMutationInstructions:instructions rootTag:rootTag];
}
void schedulerDidRequestPreliminaryViewAllocation(ComponentName componentName) override {
RCTScheduler *scheduler = (__bridge RCTScheduler *)scheduler_;
[scheduler.delegate schedulerDidRequestPreliminaryViewAllocationWithComponentName:[NSString stringWithCString:componentName.c_str() encoding:NSASCIIStringEncoding]];
}
private:
void *scheduler_;
};
@implementation RCTScheduler {
std::shared_ptr<Scheduler> _scheduler;
std::shared_ptr<SchedulerDelegateProxy> _delegateProxy;
}
- (instancetype)init
{
if (self = [super init]) {
_delegateProxy = std::make_shared<SchedulerDelegateProxy>((__bridge void *)self);
_scheduler = std::make_shared<Scheduler>();
_scheduler->setDelegate(_delegateProxy.get());
}
return self;
}
- (void)dealloc
{
_scheduler->setDelegate(nullptr);
}
- (void)registerRootTag:(ReactTag)tag
{
_scheduler->registerRootTag(tag);
}
- (void)unregisterRootTag:(ReactTag)tag
{
_scheduler->unregisterRootTag(tag);
}
@end
@implementation RCTScheduler (Deprecated)
- (std::shared_ptr<FabricUIManager>)uiManager_DO_NOT_USE
{
return _scheduler->getUIManager_DO_NOT_USE();
}
@end