GT2/Ejectable/node_modules/react-native/ReactCommon/fabric/element/ElementFragment.h

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2021-08-16 00:14:59 +00:00
/*
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
#pragma once
#include <functional>
#include <memory>
#include <vector>
#include <react/core/ShadowNode.h>
namespace facebook {
namespace react {
/*
* This is an implementation detail, do not use it directly.
* A type-erased version of `Element<>`.
* `ElementFragment` carries all information that is stored inside `Element<>`
* in some generalized, type-erased manner.
*/
class ElementFragment final {
public:
using Shared = std::shared_ptr<ElementFragment>;
using List = std::vector<ElementFragment>;
using ListOfShared = std::vector<Shared>;
using ReferenceCallback =
std::function<void(ShadowNode::Unshared const &shadowNode)>;
using FinalizeCallback = std::function<void(ShadowNode &shadowNode)>;
/*
* ComponentDescriptor part (describes the type)
*/
ComponentHandle componentHandle;
ComponentName componentName;
/*
* ShadowNodeFamily part (describes the family)
*/
Tag tag;
SurfaceId surfaceId;
/*
* ShadowNode part (describes the instance)
*/
Props::Shared props;
State::Shared state;
List children;
/*
* Other
*/
ReferenceCallback referenceCallback;
FinalizeCallback finalizeCallback;
};
} // namespace react
} // namespace facebook