LiteLoaderBDS-1.16.40/Tools/ScriptX/backend/JavaScriptCore/JscWeakRef.h
2023-03-03 10:18:21 -08:00

63 lines
1.6 KiB
C++

/*
* Tencent is pleased to support the open source community by making ScriptX available.
* Copyright (C) 2021 THL A29 Limited, a Tencent company. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include <JavaScriptCore/JavaScript.h>
#include <atomic>
#include "../../src/foundation.h"
namespace script::jsc_backend {
class JscEngine;
class JscWeakRef {
public:
JscWeakRef();
explicit JscWeakRef(JSValueRef value);
~JscWeakRef();
JscWeakRef(const JscWeakRef& copy);
JscWeakRef& operator=(const JscWeakRef& copy);
JscWeakRef(JscWeakRef&& move) noexcept;
JscWeakRef& operator=(JscWeakRef&& move) noexcept;
void reset(JscEngine* engine);
void swap(JscWeakRef& rhs) noexcept;
JSValueRef get() const;
bool isEmpty() const;
private:
// this header should be valid as a pure-cpp header
// so we don't using Objective-C types
// JSManagedObject* -> JscWeakRef.mm
void* managedValue_ = nullptr;
// if it's not a object, just keep the ordinary value
JSValueRef nonObject_ = nullptr;
};
} // namespace script::jsc_backend