amis-rpc-design/node_modules/react-native/ReactCommon/react/renderer/scheduler/AsynchronousEventBeat.h
2023-10-07 19:42:30 +08:00

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1.1 KiB
C++

/*
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
#include <ReactCommon/RuntimeExecutor.h>
#include <react/renderer/core/EventBeat.h>
#include <react/utils/RunLoopObserver.h>
namespace facebook::react {
/*
* Event beat associated with JavaScript runtime.
* The beat is called on `RuntimeExecutor`'s thread induced by the UI thread
* event loop.
*/
class AsynchronousEventBeat : public EventBeat,
public RunLoopObserver::Delegate {
public:
AsynchronousEventBeat(
RunLoopObserver::Unique uiRunLoopObserver,
RuntimeExecutor runtimeExecutor);
void induce() const override;
#pragma mark - RunLoopObserver::Delegate
void activityDidChange(
RunLoopObserver::Delegate const *delegate,
RunLoopObserver::Activity activity) const noexcept override;
private:
RunLoopObserver::Unique uiRunLoopObserver_;
RuntimeExecutor runtimeExecutor_;
mutable std::atomic<bool> isBeatCallbackScheduled_{false};
};
} // namespace facebook::react