rckrdmrd
97f407c661
- Prefijo v2: MCH - TRACEABILITY-MASTER.yml creado - Listo para integracion como submodulo Workspace: v2.0.0 | SIMCO: v4.0.0
99 lines
2.8 KiB
C++
99 lines
2.8 KiB
C++
/*
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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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#pragma once
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#include <ReactCommon/RuntimeExecutor.h>
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#include <cstdint>
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#include <unordered_map>
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#include <vector>
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#include "PlatformTimerRegistry.h"
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namespace facebook::react {
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using TimerHandle = int;
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enum class TimerSource { Unknown, SetTimeout, SetInterval, RequestAnimationFrame };
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/*
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* Wraps a jsi::Function to make it copyable so we can pass it into a lambda.
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*/
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struct TimerCallback {
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TimerCallback(
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jsi::Function callback,
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std::vector<jsi::Value> args,
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bool repeat,
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TimerSource source = TimerSource::Unknown)
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: callback_(std::move(callback)), args_(std::move(args)), repeat(repeat), source(source)
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{
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}
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void invoke(jsi::Runtime &runtime)
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{
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callback_.call(runtime, args_.data(), args_.size());
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}
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jsi::Function callback_;
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const std::vector<jsi::Value> args_;
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bool repeat;
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TimerSource source;
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};
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class TimerManager {
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public:
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explicit TimerManager(std::unique_ptr<PlatformTimerRegistry> platformTimerRegistry) noexcept;
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void setRuntimeExecutor(RuntimeExecutor runtimeExecutor) noexcept;
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void callReactNativeMicrotasks(jsi::Runtime &runtime);
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void callTimer(TimerHandle handle);
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void attachGlobals(jsi::Runtime &runtime);
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private:
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TimerHandle createReactNativeMicrotask(jsi::Function &&callback, std::vector<jsi::Value> &&args);
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void deleteReactNativeMicrotask(jsi::Runtime &runtime, TimerHandle handle);
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TimerHandle createTimer(
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jsi::Function &&callback,
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std::vector<jsi::Value> &&args,
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double delay,
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TimerSource source = TimerSource::Unknown);
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void deleteTimer(jsi::Runtime &runtime, TimerHandle handle);
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TimerHandle createRecurringTimer(
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jsi::Function &&callback,
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std::vector<jsi::Value> &&args,
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double delay,
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TimerSource source = TimerSource::Unknown);
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void deleteRecurringTimer(jsi::Runtime &runtime, TimerHandle handle);
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RuntimeExecutor runtimeExecutor_;
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std::unique_ptr<PlatformTimerRegistry> platformTimerRegistry_;
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// A map (id => callback func) of the currently active JS timers
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std::unordered_map<TimerHandle, TimerCallback> timers_;
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// Each timeout that is registered on this queue gets a sequential id. This
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// is the global count from which those are assigned.
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// As per WHATWG HTML 8.6.1 (Timers) ids must be greater than zero, i.e. start
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// at 1
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TimerHandle timerIndex_{1};
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// The React Native microtask queue is used to back public APIs including
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// `queueMicrotask`, `clearImmediate`, and `setImmediate` (which is used by
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// the Promise polyfill) when the JSVM microtask mechanism is not used.
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std::vector<TimerHandle> reactNativeMicrotasksQueue_;
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};
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} // namespace facebook::react
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