react-native/React/Fabric/Utils/MainRunLoopEventBeat.h

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// Copyright (c) Facebook, Inc. and its affiliates.
// This source code is licensed under the MIT license found in the
// LICENSE file in the root directory of this source tree.
#pragma once
#include <CoreFoundation/CFRunLoop.h>
#include <CoreFoundation/CoreFoundation.h>
#include <react/events/EventBeat.h>
#include <react/uimanager/primitives.h>
namespace facebook {
namespace react {
/*
* Event beat associated with main run loop cycle.
* The callback is always called on the main thread.
*/
class MainRunLoopEventBeat final : public EventBeat {
public:
MainRunLoopEventBeat(RuntimeExecutor runtimeExecutor);
~MainRunLoopEventBeat();
void induce() const override;
private:
void lockExecutorAndBeat() const;
const RuntimeExecutor runtimeExecutor_;
CFRunLoopObserverRef mainRunLoopObserver_;
};
} // namespace react
} // namespace facebook