42 lines
1.1 KiB
C
42 lines
1.1 KiB
C
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/*
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* Copyright (c) Meta Platforms, Inc. and 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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#include <ReactCommon/RuntimeExecutor.h>
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#include <react/renderer/core/EventBeat.h>
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#include <react/utils/RunLoopObserver.h>
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namespace facebook::react {
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/*
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* Event beat associated with JavaScript runtime.
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* The beat is called on `RuntimeExecutor`'s thread induced by the UI thread
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* event loop.
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*/
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class AsynchronousEventBeat : public EventBeat,
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public RunLoopObserver::Delegate {
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public:
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AsynchronousEventBeat(
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RunLoopObserver::Unique uiRunLoopObserver,
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RuntimeExecutor runtimeExecutor);
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void induce() const override;
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#pragma mark - RunLoopObserver::Delegate
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void activityDidChange(
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RunLoopObserver::Delegate const *delegate,
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RunLoopObserver::Activity activity) const noexcept override;
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private:
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RunLoopObserver::Unique uiRunLoopObserver_;
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RuntimeExecutor runtimeExecutor_;
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mutable std::atomic<bool> isBeatCallbackScheduled_{false};
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};
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} // namespace facebook::react
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