91 lines
2.8 KiB
C++
91 lines
2.8 KiB
C++
// Copyright 2004-present Facebook. All Rights Reserved.
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#pragma once
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#include <memory>
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#include <string>
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#include <cxxreact/NativeModule.h>
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#include <folly/dynamic.h>
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namespace facebook {
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namespace react {
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class JSBigString;
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class JSExecutor;
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class JSModulesUnbundle;
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class MessageQueueThread;
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class ModuleRegistry;
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class RAMBundleRegistry;
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// This interface describes the delegate interface required by
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// Executor implementations to call from JS into native code.
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class ExecutorDelegate {
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public:
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virtual ~ExecutorDelegate() {}
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virtual std::shared_ptr<ModuleRegistry> getModuleRegistry() = 0;
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virtual void callNativeModules(
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JSExecutor& executor, folly::dynamic&& calls, bool isEndOfBatch) = 0;
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virtual MethodCallResult callSerializableNativeHook(
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JSExecutor& executor, unsigned int moduleId, unsigned int methodId, folly::dynamic&& args) = 0;
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};
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class JSExecutorFactory {
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public:
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virtual std::unique_ptr<JSExecutor> createJSExecutor(
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std::shared_ptr<ExecutorDelegate> delegate,
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std::shared_ptr<MessageQueueThread> jsQueue) = 0;
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virtual ~JSExecutorFactory() {}
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};
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class JSExecutor {
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public:
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/**
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* Execute an application script bundle in the JS context.
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*/
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virtual void loadApplicationScript(std::unique_ptr<const JSBigString> script,
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std::string sourceURL) = 0;
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/**
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* Add an application "RAM" bundle registry
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*/
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virtual void setBundleRegistry(std::unique_ptr<RAMBundleRegistry> bundleRegistry) = 0;
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/**
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* Executes BatchedBridge.callFunctionReturnFlushedQueue with the module ID,
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* method ID and optional additional arguments in JS. The executor is responsible
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* for using Bridge->callNativeModules to invoke any necessary native modules methods.
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*/
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virtual void callFunction(const std::string& moduleId, const std::string& methodId, const folly::dynamic& arguments) = 0;
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/**
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* Executes BatchedBridge.invokeCallbackAndReturnFlushedQueue with the cbID,
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* and optional additional arguments in JS and returns the next queue. The executor
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* is responsible for using Bridge->callNativeModules to invoke any necessary
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* native modules methods.
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*/
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virtual void invokeCallback(const double callbackId, const folly::dynamic& arguments) = 0;
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virtual void setGlobalVariable(std::string propName,
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std::unique_ptr<const JSBigString> jsonValue) = 0;
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virtual void* getJavaScriptContext() {
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return nullptr;
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}
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/**
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* The description is displayed in the dev menu, if there is one in
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* this build. There is a default, but if this method returns a
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* non-empty string, it will be used instead.
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*/
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virtual std::string getDescription() = 0;
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virtual void handleMemoryPressure(int pressureLevel) {}
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virtual void destroy() {}
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virtual ~JSExecutor() {}
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};
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} }
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