GT2/GT2-Android/node_modules/react-native/ReactCommon/cxxreact/JSExecutor.h

96 lines
2.9 KiB
C++

// Copyright 2004-present Facebook. All Rights Reserved.
#pragma once
#include <memory>
#include <string>
#include <cxxreact/NativeModule.h>
#include <folly/dynamic.h>
namespace facebook {
namespace react {
class JSBigString;
class JSExecutor;
class JSModulesUnbundle;
class MessageQueueThread;
class ModuleRegistry;
class RAMBundleRegistry;
// This interface describes the delegate interface required by
// Executor implementations to call from JS into native code.
class ExecutorDelegate {
public:
virtual ~ExecutorDelegate() {}
virtual std::shared_ptr<ModuleRegistry> getModuleRegistry() = 0;
virtual void callNativeModules(
JSExecutor& executor, folly::dynamic&& calls, bool isEndOfBatch) = 0;
virtual MethodCallResult callSerializableNativeHook(
JSExecutor& executor, unsigned int moduleId, unsigned int methodId, folly::dynamic&& args) = 0;
};
class JSExecutorFactory {
public:
virtual std::unique_ptr<JSExecutor> createJSExecutor(
std::shared_ptr<ExecutorDelegate> delegate,
std::shared_ptr<MessageQueueThread> jsQueue) = 0;
virtual ~JSExecutorFactory() {}
};
class JSExecutor {
public:
/**
* Execute an application script bundle in the JS context.
*/
virtual void loadApplicationScript(std::unique_ptr<const JSBigString> script,
std::string sourceURL) = 0;
/**
* Add an application "RAM" bundle registry
*/
virtual void setBundleRegistry(std::unique_ptr<RAMBundleRegistry> bundleRegistry) = 0;
/**
* Register a file path for an additional "RAM" bundle
*/
virtual void registerBundle(uint32_t bundleId, const std::string& bundlePath) = 0;
/**
* Executes BatchedBridge.callFunctionReturnFlushedQueue with the module ID,
* method ID and optional additional arguments in JS. The executor is responsible
* for using Bridge->callNativeModules to invoke any necessary native modules methods.
*/
virtual void callFunction(const std::string& moduleId, const std::string& methodId, const folly::dynamic& arguments) = 0;
/**
* Executes BatchedBridge.invokeCallbackAndReturnFlushedQueue with the cbID,
* and optional additional arguments in JS and returns the next queue. The executor
* is responsible for using Bridge->callNativeModules to invoke any necessary
* native modules methods.
*/
virtual void invokeCallback(const double callbackId, const folly::dynamic& arguments) = 0;
virtual void setGlobalVariable(std::string propName,
std::unique_ptr<const JSBigString> jsonValue) = 0;
virtual void* getJavaScriptContext() {
return nullptr;
}
/**
* The description is displayed in the dev menu, if there is one in
* this build. There is a default, but if this method returns a
* non-empty string, it will be used instead.
*/
virtual std::string getDescription() = 0;
virtual void handleMemoryPressure(int pressureLevel) {}
virtual void destroy() {}
virtual ~JSExecutor() {}
};
} }