react-native/RNTester/js/RNTesterPage.js

/**
 * Copyright (c) Facebook, Inc. and its affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 *
 * @format
 * @flow
 */

'use strict';

const React = require('react');
const {ScrollView, StyleSheet, View} = require('react-native');

const RNTesterTitle = require('./RNTesterTitle');

type Props = $ReadOnly<{|
  children?: React.Node,
  title?: ?string,
  noScroll?: ?boolean,
  noSpacer?: ?boolean,
|}>;

class RNTesterPage extends React.Component<Props> {
  render() {
    let ContentWrapper;
    let wrapperProps = {};
    if (this.props.noScroll) {
      ContentWrapper = ((View: any): React.ComponentType<any>);
    } else {
      ContentWrapper = (ScrollView: React.ComponentType<any>);
      wrapperProps.automaticallyAdjustContentInsets = !this.props.title;
      wrapperProps.keyboardShouldPersistTaps = 'handled';
      wrapperProps.keyboardDismissMode = 'interactive';
    }
    const title = this.props.title ? (
      <RNTesterTitle title={this.props.title} />
    ) : null;
    const spacer = this.props.noSpacer ? null : <View style={styles.spacer} />;
    return (
      <View style={styles.container}>
        {title}
        <ContentWrapper style={styles.wrapper} {...wrapperProps}>
          {this.props.children}
          {spacer}
        </ContentWrapper>
      </View>
    );
  }
}

const styles = StyleSheet.create({
  container: {
    backgroundColor: '#e9eaed',
    flex: 1,
  },
  spacer: {
    height: 270,
  },
  wrapper: {
    flex: 1,
    paddingTop: 10,
  },
});

module.exports = RNTesterPage;