619 строки
15 KiB
JavaScript
619 строки
15 KiB
JavaScript
/**
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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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* @format
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* @flow
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*/
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'use strict';
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const React = require('react');
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const {
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Button,
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Platform,
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Text,
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TextInput,
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View,
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StyleSheet,
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} = require('react-native');
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import type {RNTesterExampleModuleItem} from '../../types/RNTesterTypes';
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const styles = StyleSheet.create({
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default: {
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borderWidth: StyleSheet.hairlineWidth,
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borderColor: '#0f0f0f',
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flex: 1,
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fontSize: 13,
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padding: 4,
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},
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multiline: {
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borderWidth: StyleSheet.hairlineWidth,
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borderColor: '#0f0f0f',
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flex: 1,
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fontSize: 13,
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height: 50,
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padding: 4,
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marginBottom: 4,
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},
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singleLine: {
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fontSize: 16,
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},
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labelContainer: {
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flexDirection: 'row',
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marginVertical: 2,
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flex: 1,
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},
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label: {
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width: 115,
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alignItems: 'flex-end',
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marginRight: 10,
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paddingTop: 2,
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},
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rewriteContainer: {
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flexDirection: 'row',
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alignItems: 'center',
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},
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remainder: {
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textAlign: 'right',
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width: 24,
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},
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hashtag: {
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color: 'blue',
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fontWeight: 'bold',
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},
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eventLabel: {
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margin: 3,
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fontSize: 12,
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},
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});
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class WithLabel extends React.Component<$FlowFixMeProps> {
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render() {
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return (
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<View style={styles.labelContainer}>
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<View style={styles.label}>
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<Text>{this.props.label}</Text>
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</View>
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{this.props.children}
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</View>
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);
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}
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}
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class RewriteExample extends React.Component<$FlowFixMeProps, any> {
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constructor(props) {
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super(props);
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this.state = {text: ''};
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}
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render() {
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const limit = 20;
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const remainder = limit - this.state.text.length;
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const remainderColor = remainder > 5 ? 'blue' : 'red';
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return (
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<View style={styles.rewriteContainer}>
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<TextInput
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testID="rewrite_sp_underscore_input"
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autoCorrect={false}
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multiline={false}
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maxLength={limit}
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onChangeText={text => {
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text = text.replace(/ /g, '_');
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this.setState({text});
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}}
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style={styles.default}
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value={this.state.text}
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/>
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<Text style={[styles.remainder, {color: remainderColor}]}>
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{remainder}
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</Text>
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</View>
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);
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}
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}
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class RewriteExampleInvalidCharacters extends React.Component<
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$FlowFixMeProps,
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any,
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> {
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constructor(props) {
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super(props);
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this.state = {text: ''};
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}
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render() {
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return (
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<View style={styles.rewriteContainer}>
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<TextInput
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testID="rewrite_no_sp_input"
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autoCorrect={false}
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multiline={false}
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onChangeText={text => {
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this.setState({text: text.replace(/\s/g, '')});
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}}
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style={styles.default}
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value={this.state.text}
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/>
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</View>
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);
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}
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}
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class RewriteInvalidCharactersAndClearExample extends React.Component<
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$FlowFixMeProps,
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any,
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> {
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inputRef: ?React.ElementRef<typeof TextInput> = null;
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constructor(props) {
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super(props);
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this.state = {text: ''};
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}
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render() {
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return (
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<View style={styles.rewriteContainer}>
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<TextInput
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testID="rewrite_clear_input"
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autoCorrect={false}
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ref={ref => {
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this.inputRef = ref;
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}}
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multiline={true}
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onChangeText={text => {
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this.setState({text: text.replace(/ /g, '')});
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}}
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style={styles.default}
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value={this.state.text}
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/>
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<Button
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testID="rewrite_clear_button"
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onPress={() => {
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if (this.inputRef != null) {
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this.inputRef.clear();
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}
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}}
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title="Clear"
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/>
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</View>
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);
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}
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}
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class BlurOnSubmitExample extends React.Component<{...}> {
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focusNextField = nextField => {
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this.refs[nextField].focus();
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};
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render() {
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return (
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<View>
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<TextInput
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ref="1"
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style={styles.singleLine}
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placeholder="blurOnSubmit = false"
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returnKeyType="next"
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blurOnSubmit={false}
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onSubmitEditing={() => this.focusNextField('2')}
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/>
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<TextInput
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ref="2"
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style={styles.singleLine}
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keyboardType="email-address"
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placeholder="blurOnSubmit = false"
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returnKeyType="next"
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blurOnSubmit={false}
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onSubmitEditing={() => this.focusNextField('3')}
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/>
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<TextInput
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ref="3"
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style={styles.singleLine}
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keyboardType="url"
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placeholder="blurOnSubmit = false"
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returnKeyType="next"
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blurOnSubmit={false}
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onSubmitEditing={() => this.focusNextField('4')}
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/>
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<TextInput
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ref="4"
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style={styles.singleLine}
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keyboardType="numeric"
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placeholder="blurOnSubmit = false"
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blurOnSubmit={false}
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onSubmitEditing={() => this.focusNextField('5')}
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/>
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<TextInput
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ref="5"
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style={styles.singleLine}
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keyboardType="numbers-and-punctuation"
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placeholder="blurOnSubmit = true"
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returnKeyType="done"
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/>
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</View>
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);
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}
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}
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class TextEventsExample extends React.Component<{...}, $FlowFixMeState> {
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state = {
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curText: '<No Event>',
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prevText: '<No Event>',
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prev2Text: '<No Event>',
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prev3Text: '<No Event>',
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};
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updateText = text => {
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this.setState(state => {
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return {
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curText: text,
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prevText: state.curText,
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prev2Text: state.prevText,
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prev3Text: state.prev2Text,
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};
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});
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};
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render() {
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return (
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<View>
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<TextInput
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autoCapitalize="none"
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placeholder="Enter text to see events"
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autoCorrect={false}
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multiline
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onFocus={() => this.updateText('onFocus')}
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onBlur={() => this.updateText('onBlur')}
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onChange={event =>
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this.updateText('onChange text: ' + event.nativeEvent.text)
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}
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onContentSizeChange={event =>
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this.updateText(
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'onContentSizeChange size: ' +
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JSON.stringify(event.nativeEvent.contentSize),
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)
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}
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onEndEditing={event =>
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this.updateText('onEndEditing text: ' + event.nativeEvent.text)
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}
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onSubmitEditing={event =>
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this.updateText('onSubmitEditing text: ' + event.nativeEvent.text)
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}
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onKeyPress={event =>
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this.updateText('onKeyPress key: ' + event.nativeEvent.key)
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}
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style={styles.singleLine}
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/>
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<Text style={styles.eventLabel}>
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{this.state.curText}
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{'\n'}
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(prev: {this.state.prevText}){'\n'}
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(prev2: {this.state.prev2Text}){'\n'}
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(prev3: {this.state.prev3Text})
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</Text>
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</View>
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);
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}
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}
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class TokenizedTextExample extends React.Component<
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$FlowFixMeProps,
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$FlowFixMeState,
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> {
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constructor(props) {
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super(props);
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this.state = {text: 'Hello #World'};
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}
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render() {
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//define delimiter
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let delimiter = /\s+/;
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//split string
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let _text = this.state.text;
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let token,
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index,
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parts = [];
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while (_text) {
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delimiter.lastIndex = 0;
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token = delimiter.exec(_text);
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if (token === null) {
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break;
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}
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index = token.index;
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if (token[0].length === 0) {
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index = 1;
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}
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parts.push(_text.substr(0, index));
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parts.push(token[0]);
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index = index + token[0].length;
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_text = _text.slice(index);
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}
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parts.push(_text);
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//highlight hashtags
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parts = parts.map(text => {
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if (/^#/.test(text)) {
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return (
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<Text key={text} style={styles.hashtag}>
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{text}
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</Text>
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);
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} else {
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return text;
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}
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});
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return (
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<View>
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<TextInput
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multiline={true}
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style={styles.multiline}
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onChangeText={text => {
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this.setState({text});
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}}>
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<Text>{parts}</Text>
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</TextInput>
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</View>
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);
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}
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}
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type SelectionExampleState = {
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selection: $ReadOnly<{|
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start: number,
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end?: number,
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|}>,
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value: string,
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...
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};
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class SelectionExample extends React.Component<
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$FlowFixMeProps,
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SelectionExampleState,
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> {
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_textInput: any;
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constructor(props) {
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super(props);
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this.state = {
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selection: {start: 0, end: 0},
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value: props.value,
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};
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}
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onSelectionChange({nativeEvent: {selection}}) {
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this.setState({selection});
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}
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getRandomPosition() {
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const length = this.state.value.length;
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return Math.round(Math.random() * length);
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}
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select(start, end) {
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this._textInput.focus();
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this.setState({selection: {start, end}});
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}
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selectRandom() {
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const positions = [
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this.getRandomPosition(),
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this.getRandomPosition(),
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].sort();
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this.select(...positions);
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}
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placeAt(position) {
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this.select(position, position);
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}
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placeAtRandom() {
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this.placeAt(this.getRandomPosition());
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}
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render() {
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const length = this.state.value.length;
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return (
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<View>
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<TextInput
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multiline={this.props.multiline}
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onChangeText={value => this.setState({value})}
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onSelectionChange={this.onSelectionChange.bind(this)}
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ref={textInput => (this._textInput = textInput)}
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selection={this.state.selection}
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style={this.props.style}
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value={this.state.value}
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/>
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<View>
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<Text>selection = {JSON.stringify(this.state.selection)}</Text>
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<Text onPress={this.placeAt.bind(this, 0)}>
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Place at Start (0, 0)
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</Text>
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<Text onPress={this.placeAt.bind(this, length)}>
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Place at End ({length}, {length})
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</Text>
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<Text onPress={this.placeAtRandom.bind(this)}>Place at Random</Text>
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<Text onPress={this.select.bind(this, 0, length)}>Select All</Text>
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<Text onPress={this.selectRandom.bind(this)}>Select Random</Text>
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</View>
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</View>
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);
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}
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}
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module.exports = ([
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{
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title: 'Auto-focus',
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render: function(): React.Node {
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return (
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<TextInput
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autoFocus={true}
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style={styles.default}
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accessibilityLabel="I am the accessibility label for text input"
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/>
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);
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},
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},
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{
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title: "Live Re-Write (<sp> -> '_') + maxLength",
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render: function(): React.Node {
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return <RewriteExample />;
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},
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},
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{
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title: 'Live Re-Write (no spaces allowed)',
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render: function(): React.Node {
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return <RewriteExampleInvalidCharacters />;
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},
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},
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{
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title: 'Live Re-Write (no spaces allowed) and clear',
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render: function(): React.Node {
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return <RewriteInvalidCharactersAndClearExample />;
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},
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},
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{
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title: 'Auto-capitalize',
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render: function(): React.Node {
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return (
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<View>
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<WithLabel label="none">
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<TextInput autoCapitalize="none" style={styles.default} />
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</WithLabel>
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<WithLabel label="sentences">
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<TextInput autoCapitalize="sentences" style={styles.default} />
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</WithLabel>
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<WithLabel label="words">
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<TextInput autoCapitalize="words" style={styles.default} />
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</WithLabel>
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<WithLabel label="characters">
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<TextInput autoCapitalize="characters" style={styles.default} />
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</WithLabel>
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</View>
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);
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},
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},
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{
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title: 'Auto-correct',
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render: function(): React.Node {
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return (
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<View>
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<WithLabel label="true">
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<TextInput autoCorrect={true} style={styles.default} />
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</WithLabel>
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<WithLabel label="false">
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<TextInput autoCorrect={false} style={styles.default} />
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</WithLabel>
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</View>
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);
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},
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},
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{
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title: 'Keyboard types',
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render: function(): React.Node {
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const keyboardTypes = [
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'default',
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'ascii-capable',
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'numbers-and-punctuation',
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'url',
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'number-pad',
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'phone-pad',
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'name-phone-pad',
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'email-address',
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'decimal-pad',
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'twitter',
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'web-search',
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'ascii-capable-number-pad',
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'numeric',
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];
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const examples = keyboardTypes.map(type => {
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return (
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<WithLabel key={type} label={type}>
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<TextInput keyboardType={type} style={styles.default} />
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</WithLabel>
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);
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});
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return <View>{examples}</View>;
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},
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},
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{
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title: 'Blur on submit',
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render: function(): React.Element<any> {
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return <BlurOnSubmitExample />;
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},
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},
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{
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title: 'Event handling',
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render: function(): React.Element<any> {
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return <TextEventsExample />;
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},
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},
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{
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title: 'fontFamily, fontWeight and fontStyle',
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render: function(): React.Node {
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const fontFamilyA = Platform.OS === 'ios' ? 'Cochin' : 'sans-serif';
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const fontFamilyB = Platform.OS === 'ios' ? 'Courier' : 'serif';
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return (
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<View>
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<TextInput
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style={[styles.singleLine, {fontFamily: fontFamilyA}]}
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placeholder={`Custom fonts like ${fontFamilyA} are supported`}
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/>
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<TextInput
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style={[
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styles.singleLine,
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{fontFamily: fontFamilyA, fontWeight: 'bold'},
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]}
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placeholder={`${fontFamilyA} bold`}
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/>
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<TextInput
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style={[
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styles.singleLine,
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{fontFamily: fontFamilyA, fontWeight: '500'},
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]}
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placeholder={`${fontFamilyA} 500`}
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/>
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<TextInput
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style={[
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styles.singleLine,
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{fontFamily: fontFamilyA, fontStyle: 'italic'},
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]}
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placeholder={`${fontFamilyA} italic`}
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/>
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<TextInput
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style={[styles.singleLine, {fontFamily: fontFamilyB}]}
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placeholder={fontFamilyB}
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/>
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</View>
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);
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},
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},
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{
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title: 'Attributed text',
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render: function(): React.Node {
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return <TokenizedTextExample />;
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},
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},
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{
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title: 'Text selection & cursor placement',
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render: function(): React.Node {
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return (
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<View>
|
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<SelectionExample
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style={styles.default}
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value="text selection can be changed"
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/>
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<SelectionExample
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multiline
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style={styles.multiline}
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value={'multiline text selection\ncan also be changed'}
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/>
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</View>
|
|
);
|
|
},
|
|
},
|
|
]: Array<RNTesterExampleModuleItem>);
|