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60 lines
1.5 KiB
60 lines
1.5 KiB
/*
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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 "SynchronousEventBeat.h"
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#include <react/debug/react_native_assert.h>
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#include <utility>
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namespace facebook::react {
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SynchronousEventBeat::SynchronousEventBeat(
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RunLoopObserver::Unique uiRunLoopObserver,
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RuntimeExecutor runtimeExecutor,
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std::shared_ptr<RuntimeScheduler> runtimeScheduler)
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: EventBeat({}),
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uiRunLoopObserver_(std::move(uiRunLoopObserver)),
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runtimeExecutor_(std::move(runtimeExecutor)),
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runtimeScheduler_(std::move(runtimeScheduler)) {
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uiRunLoopObserver_->setDelegate(this);
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uiRunLoopObserver_->enable();
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}
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void SynchronousEventBeat::activityDidChange(
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RunLoopObserver::Delegate const *delegate,
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RunLoopObserver::Activity /*activity*/) const noexcept {
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react_native_assert(delegate == this);
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lockExecutorAndBeat();
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}
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void SynchronousEventBeat::induce() const {
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if (!this->isRequested_) {
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return;
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}
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if (uiRunLoopObserver_->isOnRunLoopThread()) {
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this->lockExecutorAndBeat();
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}
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}
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void SynchronousEventBeat::lockExecutorAndBeat() const {
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if (!this->isRequested_) {
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return;
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}
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if (runtimeScheduler_) {
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runtimeScheduler_->executeNowOnTheSameThread(
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[this](jsi::Runtime &runtime) { beat(runtime); });
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} else {
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executeSynchronouslyOnSameThread_CAN_DEADLOCK(
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runtimeExecutor_, [this](jsi::Runtime &runtime) { beat(runtime); });
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}
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}
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} // namespace facebook::react
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