79 lines
2.1 KiB
JavaScript
79 lines
2.1 KiB
JavaScript
/**
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* Copyright (c) 2015-present, Facebook, Inc.
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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
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*/
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'use strict';
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const Platform = require('Platform');
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const React = require('React');
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const ReactNativeStyleAttributes = require('ReactNativeStyleAttributes');
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const TextAncestor = require('TextAncestor');
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const ViewPropTypes = require('ViewPropTypes');
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const invariant = require('fbjs/lib/invariant');
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const requireNativeComponent = require('requireNativeComponent');
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import type {NativeComponent} from 'ReactNative';
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import type {ViewProps} from 'ViewPropTypes';
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export type Props = ViewProps;
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/**
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* The most fundamental component for building a UI, View is a container that
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* supports layout with flexbox, style, some touch handling, and accessibility
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* controls.
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*
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* @see http://facebook.github.io/react-native/docs/view.html
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*/
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const RCTView = requireNativeComponent(
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'RCTView',
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{
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propTypes: ViewPropTypes,
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},
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{
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nativeOnly: {
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nativeBackgroundAndroid: true,
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nativeForegroundAndroid: true,
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},
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},
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);
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if (__DEV__) {
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const UIManager = require('UIManager');
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const viewConfig =
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(UIManager.viewConfigs && UIManager.viewConfigs.RCTView) || {};
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for (const prop in viewConfig.nativeProps) {
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if (!ViewPropTypes[prop] && !ReactNativeStyleAttributes[prop]) {
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throw new Error(
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'View is missing propType for native prop `' + prop + '`',
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);
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}
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}
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}
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let ViewToExport = RCTView;
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if (__DEV__) {
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// $FlowFixMe - TODO T29156721 `React.forwardRef` is not defined in Flow, yet.
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ViewToExport = React.forwardRef((props, ref) => (
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<TextAncestor.Consumer>
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{hasTextAncestor => {
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// TODO: Change iOS to behave the same as Android.
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invariant(
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!hasTextAncestor || Platform.OS !== 'android',
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'Nesting of <View> within <Text> is not supported on Android.',
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);
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return <RCTView {...props} ref={ref} />;
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}}
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</TextAncestor.Consumer>
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));
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ViewToExport.displayName = 'View';
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}
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module.exports = ((ViewToExport: any): Class<NativeComponent<ViewProps, any>>);
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