react-native-web/dist/exports/View/index.js.flow

React Native for Web

/**
 * Copyright (c) Nicolas Gallagher.
 * 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.
 *
 * @flow
 */

'use client';

import type { PlatformMethods } from '../../types';
import type { ViewProps } from './types';
import * as React from 'react';
import createElement from '../createElement';
import * as forwardedProps from '../../modules/forwardedProps';
import pick from '../../modules/pick';
import useElementLayout from '../../modules/useElementLayout';
import useMergeRefs from '../../modules/useMergeRefs';
import usePlatformMethods from '../../modules/usePlatformMethods';
import useResponderEvents from '../../modules/useResponderEvents';
import StyleSheet from '../StyleSheet';
import TextAncestorContext from '../Text/TextAncestorContext';
import { useLocaleContext, getLocaleDirection } from '../../modules/useLocale';
const forwardPropsList = Object.assign({}, forwardedProps.defaultProps, forwardedProps.accessibilityProps, forwardedProps.clickProps, forwardedProps.focusProps, forwardedProps.keyboardProps, forwardedProps.mouseProps, forwardedProps.touchProps, forwardedProps.styleProps, {
  href: true,
  lang: true,
  onScroll: true,
  onWheel: true,
  pointerEvents: true
});
declare var pickProps: (props: any) => any;
const View: React.AbstractComponent<ViewProps, HTMLElement & PlatformMethods> = React.forwardRef((props, forwardedRef) => {
  const {
    hrefAttrs,
    onLayout,
    onMoveShouldSetResponder,
    onMoveShouldSetResponderCapture,
    onResponderEnd,
    onResponderGrant,
    onResponderMove,
    onResponderReject,
    onResponderRelease,
    onResponderStart,
    onResponderTerminate,
    onResponderTerminationRequest,
    onScrollShouldSetResponder,
    onScrollShouldSetResponderCapture,
    onSelectionChangeShouldSetResponder,
    onSelectionChangeShouldSetResponderCapture,
    onStartShouldSetResponder,
    onStartShouldSetResponderCapture,
    ...rest
  } = props;
  if (process.env.NODE_ENV !== 'production') {
    React.Children.toArray(props.children).forEach(item => {
      if (typeof item === 'string') {
        console.error(`Unexpected text node: ${item}. A text node cannot be a child of a <View>.`);
      }
    });
  }
  const hasTextAncestor = React.useContext(TextAncestorContext);
  const hostRef = React.useRef(null);
  const {
    direction: contextDirection
  } = useLocaleContext();
  useElementLayout(hostRef, onLayout);
  useResponderEvents(hostRef, {
    onMoveShouldSetResponder,
    onMoveShouldSetResponderCapture,
    onResponderEnd,
    onResponderGrant,
    onResponderMove,
    onResponderReject,
    onResponderRelease,
    onResponderStart,
    onResponderTerminate,
    onResponderTerminationRequest,
    onScrollShouldSetResponder,
    onScrollShouldSetResponderCapture,
    onSelectionChangeShouldSetResponder,
    onSelectionChangeShouldSetResponderCapture,
    onStartShouldSetResponder,
    onStartShouldSetResponderCapture
  });
  let component = 'div';
  const langDirection = props.lang != null ? getLocaleDirection(props.lang) : null;
  const componentDirection = props.dir || langDirection;
  const writingDirection = componentDirection || contextDirection;
  const supportedProps = pickProps(rest);
  supportedProps.dir = componentDirection;
  supportedProps.style = [styles.view$raw, hasTextAncestor && styles.inline, props.style];
  if (props.href != null) {
    component = 'a';
    if (hrefAttrs != null) {
      const {
        download,
        rel,
        target
      } = hrefAttrs;
      if (download != null) {
        supportedProps.download = download;
      }
      if (rel != null) {
        supportedProps.rel = rel;
      }
      if (typeof target === 'string') {
        supportedProps.target = target.charAt(0) !== '_' ? '_' + target : target;
      }
    }
  }
  const platformMethodsRef = usePlatformMethods(supportedProps);
  const setRef = useMergeRefs(hostRef, platformMethodsRef, forwardedRef);
  supportedProps.ref = setRef;
  return createElement(component, supportedProps, {
    writingDirection
  });
});
View.displayName = 'View';
const styles = StyleSheet.create({
  view$raw: {
    alignContent: 'flex-start',
    alignItems: 'stretch',
    backgroundColor: 'transparent',
    border: '0 solid black',
    boxSizing: 'border-box',
    display: 'flex',
    flexBasis: 'auto',
    flexDirection: 'column',
    flexShrink: 0,
    listStyle: 'none',
    margin: 0,
    minHeight: 0,
    minWidth: 0,
    padding: 0,
    position: 'relative',
    textDecoration: 'none',
    zIndex: 0
  },
  inline: {
    display: 'inline-flex'
  }
});
export type { ViewProps };
export default View;