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88 lines
3.1 KiB
88 lines
3.1 KiB
/****************************************************************************
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Copyright Joyent, Inc. and other Node contributors.
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Copyright (c) 2021 Xiamen Yaji Software Co., Ltd.
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http://www.cocos.com
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
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of the Software, and to permit persons to whom the Software is furnished to do so,
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subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#pragma once
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#include "../config.h"
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#if SCRIPT_ENGINE_TYPE == SCRIPT_ENGINE_V8
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#include "../PrivateObject.h"
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#include "Base.h"
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namespace se {
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class ObjectWrap {
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public:
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static constexpr uint16_t MAGIC_CLASS_ID_JSB = 0x1234;
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ObjectWrap();
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~ObjectWrap();
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bool init(v8::Local<v8::Object> handle, Object *parent, bool registerWeak);
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using FinalizeFunc = void (*)(Object *seObj);
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void setFinalizeCallback(FinalizeFunc finalizeCb);
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v8::Local<v8::Object> handle();
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v8::Local<v8::Object> handle(v8::Isolate *isolate);
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v8::Persistent<v8::Object> &persistent();
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void wrap(void *nativeObj, uint32_t fieldIndex);
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static void *unwrap(v8::Local<v8::Object> handle, uint32_t fieldIndex);
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/* Ref() marks the object as being attached to an event loop.
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* Refed objects will not be garbage collected, even if
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* all references are lost.
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*/
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void ref();
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/* Unref() marks an object as detached from the event loop. This is its
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* default state. When an object with a "weak" reference changes from
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* attached to detached state it will be freed. Be careful not to access
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* the object after making this call as it might be gone!
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* (A "weak reference" means an object that only has a
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* persistent handle.)
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*
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* DO NOT CALL THIS FROM DESTRUCTOR
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*/
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void unref();
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static void setIsolateValid(bool valid);
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private:
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static void weakCallback(const v8::WeakCallbackInfo<Object> &data);
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void makeWeak();
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int _refs{0}; // ro
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v8::Persistent<v8::Object> _handle;
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FinalizeFunc _finalizeCb{nullptr};
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Object *_parent{nullptr};
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bool _registerWeakCallback{false};
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};
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} // namespace se
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#endif // #if SCRIPT_ENGINE_TYPE == SCRIPT_ENGINE_V8
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