react-native/ReactCommon/fabric/uimanager/ShadowView.h

62 lines
1.6 KiB
C++

// 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 <fabric/core/LayoutMetrics.h>
#include <fabric/core/LocalData.h>
#include <fabric/core/Props.h>
#include <fabric/core/ReactPrimitives.h>
#include <fabric/core/ShadowNode.h>
#include <fabric/events/EventEmitter.h>
namespace facebook {
namespace react {
/*
* Describes a view that can be mounted.
*/
struct ShadowView final {
ShadowView() = default;
ShadowView(const ShadowView &shadowView) = default;
/*
* Constructs a `ShadowView` from given `ShadowNode`.
*/
explicit ShadowView(const ShadowNode &shadowNode);
ShadowView &operator=(const ShadowView &other) = default;
bool operator==(const ShadowView &rhs) const;
bool operator!=(const ShadowView &rhs) const;
ComponentName componentName = "";
ComponentHandle componentHandle = 0;
Tag tag = -1;
SharedProps props = {};
SharedEventEmitter eventEmitter = {};
LayoutMetrics layoutMetrics = EmptyLayoutMetrics;
SharedLocalData localData = {};
};
/*
* Describes pair of a `ShadowView` and a `ShadowNode`.
*/
struct ShadowViewNodePair final {
const ShadowView shadowView;
const ShadowNode &shadowNode;
/*
* The stored pointer to `ShadowNode` represents an indentity of the pair.
*/
bool operator==(const ShadowViewNodePair &rhs) const;
bool operator!=(const ShadowViewNodePair &rhs) const;
};
using ShadowViewNodePairList = std::vector<ShadowViewNodePair>;
} // namespace react
} // namespace facebook