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https://github.com/RGBCube/serenity
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40a70461a0
Similar to create() in LibJS, wrap() et al. are on a low enough level to warrant passing a Realm directly instead of relying on the current realm from the VM, as a wrapper may need to be allocated while no JS is being executed.
37 lines
829 B
C++
37 lines
829 B
C++
/*
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* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/WeakPtr.h>
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#include <LibJS/Heap/Heap.h>
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#include <LibJS/Runtime/GlobalObject.h>
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#include <LibWeb/Forward.h>
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namespace Web::Bindings {
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class Wrappable {
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public:
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virtual ~Wrappable() = default;
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void set_wrapper(Wrapper&);
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Wrapper* wrapper() { return m_wrapper; }
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Wrapper const* wrapper() const { return m_wrapper; }
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private:
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WeakPtr<Wrapper> m_wrapper;
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};
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template<class NativeObject>
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inline Wrapper* wrap_impl(JS::Realm& realm, NativeObject& native_object)
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{
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if (!native_object.wrapper()) {
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native_object.set_wrapper(*realm.heap().allocate<typename NativeObject::WrapperType>(realm, realm, native_object));
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}
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return native_object.wrapper();
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}
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}
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