mirror of
https://github.com/facebook/react-native.git
synced 2025-11-01 09:14:26 +00:00
David Vacca
3093010ea5
Summary: This diff moves fabric C++ code from ReactCommon/fabric to ReactCommon/react/renderer As part of this diff I also refactored components, codegen and callsites on CatalystApp, FB4A and venice Script: P137350694 changelog: [internal] internal refactor Reviewed By: fkgozali Differential Revision: D22852139 fbshipit-source-id: f85310ba858b6afd81abfd9cbe6d70b28eca7415
60 lines
1.7 KiB
C++
60 lines
1.7 KiB
C++
/*
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#include "ComponentBuilder.h"
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namespace facebook {
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namespace react {
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ComponentBuilder::ComponentBuilder(
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ComponentDescriptorRegistry::Shared const &componentDescriptorRegistry)
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: componentDescriptorRegistry_(componentDescriptorRegistry){};
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ShadowNode::Unshared ComponentBuilder::build(
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ElementFragment const &elementFragment) const {
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auto &componentDescriptor =
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componentDescriptorRegistry_->at(elementFragment.componentHandle);
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auto children = ShadowNode::ListOfShared{};
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children.reserve(elementFragment.children.size());
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for (auto const &childFragment : elementFragment.children) {
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children.push_back(build(childFragment));
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}
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auto family = componentDescriptor.createFamily(
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ShadowNodeFamilyFragment{
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elementFragment.tag, elementFragment.surfaceId, nullptr},
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nullptr);
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auto state = elementFragment.state
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? elementFragment.state
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: componentDescriptor.createInitialState(
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ShadowNodeFragment{elementFragment.props}, family);
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auto constShadowNode = componentDescriptor.createShadowNode(
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ShadowNodeFragment{
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elementFragment.props,
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std::make_shared<ShadowNode::ListOfShared const>(children),
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state},
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family);
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auto shadowNode = std::const_pointer_cast<ShadowNode>(constShadowNode);
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if (elementFragment.referenceCallback) {
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elementFragment.referenceCallback(shadowNode);
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}
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if (elementFragment.finalizeCallback) {
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elementFragment.finalizeCallback(*shadowNode);
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}
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return shadowNode;
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}
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} // namespace react
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} // namespace facebook
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