101 lines
3.5 KiB
JavaScript
101 lines
3.5 KiB
JavaScript
/**
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* Copyright (c) Meta Platforms, Inc. and 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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* @format
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* @flow strict-local
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*/
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/**
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* This module is meant to be used by the React renderers to create public
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* instances and get some data from them (like their instance handle / fiber).
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*/
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import type ReactNativeElement from '../../../src/private/webapis/dom/nodes/ReactNativeElement';
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import type ReadOnlyText from '../../../src/private/webapis/dom/nodes/ReadOnlyText';
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import typeof * as RendererProxyT from '../../ReactNative/RendererProxy';
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import type {
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InternalInstanceHandle,
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Node,
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ViewConfig,
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} from '../../Renderer/shims/ReactNativeTypes';
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import type ReactFabricHostComponent from './ReactFabricHostComponent';
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import * as ReactNativeFeatureFlags from '../../../src/private/featureflags/ReactNativeFeatureFlags';
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// Lazy loaded to avoid evaluating the module when using the legacy renderer.
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let PublicInstanceClass:
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| Class<ReactFabricHostComponent>
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| Class<ReactNativeElement>;
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let ReadOnlyTextClass: Class<ReadOnlyText>;
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// Lazy loaded to avoid evaluating the module when using the legacy renderer.
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let RendererProxy: RendererProxyT;
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export function createPublicInstance(
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tag: number,
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viewConfig: ViewConfig,
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internalInstanceHandle: InternalInstanceHandle,
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): ReactFabricHostComponent | ReactNativeElement {
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if (PublicInstanceClass == null) {
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// We don't use inline requires in react-native, so this forces lazy loading
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// the right module to avoid eagerly loading both.
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if (ReactNativeFeatureFlags.enableAccessToHostTreeInFabric()) {
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PublicInstanceClass =
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require('../../../src/private/webapis/dom/nodes/ReactNativeElement').default;
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} else {
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PublicInstanceClass = require('./ReactFabricHostComponent').default;
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}
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}
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return new PublicInstanceClass(tag, viewConfig, internalInstanceHandle);
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}
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export function createPublicTextInstance(
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internalInstanceHandle: InternalInstanceHandle,
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): ReadOnlyText {
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if (ReadOnlyTextClass == null) {
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ReadOnlyTextClass =
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require('../../../src/private/webapis/dom/nodes/ReadOnlyText').default;
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}
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return new ReadOnlyTextClass(internalInstanceHandle);
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}
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export function getNativeTagFromPublicInstance(
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publicInstance: ReactFabricHostComponent | ReactNativeElement,
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): number {
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return publicInstance.__nativeTag;
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}
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export function getNodeFromPublicInstance(
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publicInstance: ReactFabricHostComponent | ReactNativeElement,
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): ?Node {
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// Avoid loading ReactFabric if using an instance from the legacy renderer.
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if (publicInstance.__internalInstanceHandle == null) {
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return null;
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}
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if (RendererProxy == null) {
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RendererProxy = require('../../ReactNative/RendererProxy');
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}
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return RendererProxy.getNodeFromInternalInstanceHandle(
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publicInstance.__internalInstanceHandle,
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);
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}
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export function getInternalInstanceHandleFromPublicInstance(
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publicInstance: ReactFabricHostComponent | ReactNativeElement,
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): InternalInstanceHandle {
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// TODO(T174762768): Remove this once OSS versions of renderers will be synced.
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// $FlowExpectedError[prop-missing] Keeping this for backwards-compatibility with the renderers versions in open source.
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if (publicInstance._internalInstanceHandle != null) {
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// $FlowExpectedError[incompatible-return] Keeping this for backwards-compatibility with the renderers versions in open source.
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return publicInstance._internalInstanceHandle;
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}
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return publicInstance.__internalInstanceHandle;
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}
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