amis-rpc-design/node_modules/react-native/ReactCommon/react/renderer/mounting/StubViewTree.h
2023-10-07 19:42:30 +08:00

51 lines
1.2 KiB
C++

/*
* Copyright (c) Meta Platforms, Inc. and 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 <memory>
#include <unordered_map>
#include <react/renderer/mounting/ShadowViewMutation.h>
#include <react/renderer/mounting/StubView.h>
namespace facebook {
namespace react {
class StubViewTree {
public:
StubViewTree() = default;
StubViewTree(ShadowView const &shadowView);
void mutate(ShadowViewMutationList const &mutations);
StubView const &getRootStubView() const;
/*
* Returns a view with given tag.
*/
StubView const &getStubView(Tag tag) const;
/*
* Returns the total amount of views in the tree.
*/
size_t size() const;
private:
Tag rootTag;
std::unordered_map<Tag, StubView::Shared> registry{};
friend bool operator==(StubViewTree const &lhs, StubViewTree const &rhs);
friend bool operator!=(StubViewTree const &lhs, StubViewTree const &rhs);
};
bool operator==(StubViewTree const &lhs, StubViewTree const &rhs);
bool operator!=(StubViewTree const &lhs, StubViewTree const &rhs);
} // namespace react
} // namespace facebook