873 lines
21 KiB
JavaScript
873 lines
21 KiB
JavaScript
/**
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* Copyright (c) 2013-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*
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* The examples provided by Facebook are for non-commercial testing and
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* evaluation purposes only.
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*
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* Facebook reserves all rights not expressly granted.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NON INFRINGEMENT. IN NO EVENT SHALL
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* FACEBOOK BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* @flow
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*/
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'use strict';
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var React = require('react');
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var ReactNative = require('react-native');
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var {
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Text,
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TextInput,
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View,
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StyleSheet,
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} = ReactNative;
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class WithLabel extends React.Component {
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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 TextEventsExample extends React.Component {
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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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onFocus={() => this.updateText('onFocus')}
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onBlur={() => this.updateText('onBlur')}
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onChange={(event) => this.updateText(
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'onChange text: ' + event.nativeEvent.text
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)}
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onEndEditing={(event) => this.updateText(
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'onEndEditing text: ' + event.nativeEvent.text
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)}
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onSubmitEditing={(event) => this.updateText(
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'onSubmitEditing text: ' + event.nativeEvent.text
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)}
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onSelectionChange={(event) => this.updateText(
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'onSelectionChange range: ' +
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event.nativeEvent.selection.start + ',' +
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event.nativeEvent.selection.end
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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.default}
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/>
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<Text style={styles.eventLabel}>
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{this.state.curText}{'\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 AutoExpandingTextInput extends React.Component {
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state: any;
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constructor(props) {
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super(props);
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this.state = {
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text: 'React Native enables you to build world-class application experiences on native platforms using a consistent developer experience based on JavaScript and React. The focus of React Native is on developer efficiency across all the platforms you care about — learn once, write anywhere. Facebook uses React Native in multiple production apps and will continue investing in React Native.',
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height: 0,
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};
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}
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render() {
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return (
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<TextInput
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{...this.props}
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multiline={true}
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onChangeText={(text) => {
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this.setState({text});
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}}
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onContentSizeChange={(event) => {
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this.setState({height: event.nativeEvent.contentSize.height});
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}}
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style={[styles.default, {height: Math.max(35, this.state.height)}]}
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value={this.state.text}
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/>
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);
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}
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}
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class RewriteExample extends React.Component {
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state: 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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var limit = 20;
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var remainder = limit - this.state.text.length;
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var 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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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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state: 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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return (
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<View style={styles.rewriteContainer}>
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<TextInput
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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 TokenizedTextExample extends React.Component {
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state: any;
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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, index, 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 <Text key={text} style={styles.hashtag}>{text}</Text>;
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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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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.default}
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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.default}
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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.default}
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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.default}
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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.default}
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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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type SelectionExampleState = {
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selection: {
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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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class SelectionExample extends React.Component {
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state: SelectionExampleState;
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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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var 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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var positions = [this.getRandomPosition(), this.getRandomPosition()].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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var 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>
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selection = {JSON.stringify(this.state.selection)}
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</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)}>
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Place at Random
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</Text>
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<Text onPress={this.select.bind(this, 0, length)}>
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Select All
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</Text>
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<Text onPress={this.selectRandom.bind(this)}>
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Select Random
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</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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var styles = StyleSheet.create({
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page: {
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paddingBottom: 300,
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},
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default: {
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height: 26,
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borderWidth: 0.5,
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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: 0.5,
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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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multilineWithFontStyles: {
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color: 'blue',
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fontWeight: 'bold',
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fontSize: 18,
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fontFamily: 'Cochin',
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height: 60,
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},
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multilineChild: {
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width: 50,
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height: 40,
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position: 'absolute',
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right: 5,
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backgroundColor: 'red',
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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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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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});
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exports.displayName = (undefined: ?string);
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exports.title = '<TextInput>';
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exports.description = 'Single and multi-line text inputs.';
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exports.examples = [
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{
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title: 'Auto-focus',
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render: function() {
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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() {
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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() {
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return <RewriteExampleInvalidCharacters />;
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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() {
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return (
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<View>
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<WithLabel label="none">
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<TextInput
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autoCapitalize="none"
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style={styles.default}
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/>
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</WithLabel>
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<WithLabel label="sentences">
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<TextInput
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autoCapitalize="sentences"
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style={styles.default}
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/>
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</WithLabel>
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<WithLabel label="words">
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<TextInput
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autoCapitalize="words"
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style={styles.default}
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/>
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</WithLabel>
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<WithLabel label="characters">
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<TextInput
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autoCapitalize="characters"
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style={styles.default}
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/>
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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() {
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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() {
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var 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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'numeric',
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];
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var examples = keyboardTypes.map((type) => {
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return (
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<WithLabel key={type} label={type}>
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<TextInput
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keyboardType={type}
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style={styles.default}
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/>
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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: 'Keyboard appearance',
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render: function() {
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var keyboardAppearance = [
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'default',
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'light',
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'dark',
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];
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var examples = keyboardAppearance.map((type) => {
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return (
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<WithLabel key={type} label={type}>
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<TextInput
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keyboardAppearance={type}
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style={styles.default}
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/>
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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: 'Return key types',
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render: function() {
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var returnKeyTypes = [
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'default',
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'go',
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'google',
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'join',
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'next',
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'route',
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'search',
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'send',
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'yahoo',
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'done',
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'emergency-call',
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];
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var examples = returnKeyTypes.map((type) => {
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return (
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<WithLabel key={type} label={type}>
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<TextInput
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returnKeyType={type}
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style={styles.default}
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/>
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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: 'Enable return key automatically',
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render: function() {
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return (
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<View>
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<WithLabel label="true">
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<TextInput enablesReturnKeyAutomatically={true} 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: 'Secure text entry',
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render: function() {
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return (
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|
<View>
|
|
<WithLabel label="true">
|
|
<TextInput secureTextEntry={true} style={styles.default} defaultValue="abc" />
|
|
</WithLabel>
|
|
</View>
|
|
);
|
|
}
|
|
},
|
|
{
|
|
title: 'Event handling',
|
|
render: function(): React.Element<any> { return <TextEventsExample />; },
|
|
},
|
|
{
|
|
title: 'Colored input text',
|
|
render: function() {
|
|
return (
|
|
<View>
|
|
<TextInput
|
|
style={[styles.default, {color: 'blue'}]}
|
|
defaultValue="Blue"
|
|
/>
|
|
<TextInput
|
|
style={[styles.default, {color: 'green'}]}
|
|
defaultValue="Green"
|
|
/>
|
|
</View>
|
|
);
|
|
}
|
|
},
|
|
{
|
|
title: 'Colored highlight/cursor for text input',
|
|
render: function() {
|
|
return (
|
|
<View>
|
|
<TextInput
|
|
style={styles.default}
|
|
selectionColor={"green"}
|
|
defaultValue="Highlight me"
|
|
/>
|
|
<TextInput
|
|
style={styles.default}
|
|
selectionColor={"rgba(86, 76, 205, 1)"}
|
|
defaultValue="Highlight me"
|
|
/>
|
|
</View>
|
|
);
|
|
}
|
|
},
|
|
{
|
|
title: 'Clear button mode',
|
|
render: function () {
|
|
return (
|
|
<View>
|
|
<WithLabel label="never">
|
|
<TextInput
|
|
style={styles.default}
|
|
clearButtonMode="never"
|
|
/>
|
|
</WithLabel>
|
|
<WithLabel label="while editing">
|
|
<TextInput
|
|
style={styles.default}
|
|
clearButtonMode="while-editing"
|
|
/>
|
|
</WithLabel>
|
|
<WithLabel label="unless editing">
|
|
<TextInput
|
|
style={styles.default}
|
|
clearButtonMode="unless-editing"
|
|
/>
|
|
</WithLabel>
|
|
<WithLabel label="always">
|
|
<TextInput
|
|
style={styles.default}
|
|
clearButtonMode="always"
|
|
/>
|
|
</WithLabel>
|
|
</View>
|
|
);
|
|
}
|
|
},
|
|
{
|
|
title: 'Clear and select',
|
|
render: function() {
|
|
return (
|
|
<View>
|
|
<WithLabel label="clearTextOnFocus">
|
|
<TextInput
|
|
placeholder="text is cleared on focus"
|
|
defaultValue="text is cleared on focus"
|
|
style={styles.default}
|
|
clearTextOnFocus={true}
|
|
/>
|
|
</WithLabel>
|
|
<WithLabel label="selectTextOnFocus">
|
|
<TextInput
|
|
placeholder="text is selected on focus"
|
|
defaultValue="text is selected on focus"
|
|
style={styles.default}
|
|
selectTextOnFocus={true}
|
|
/>
|
|
</WithLabel>
|
|
</View>
|
|
);
|
|
}
|
|
},
|
|
{
|
|
title: 'Blur on submit',
|
|
render: function(): React.Element<any> { return <BlurOnSubmitExample />; },
|
|
},
|
|
{
|
|
title: 'Multiline blur on submit',
|
|
render: function() {
|
|
return (
|
|
<View>
|
|
<TextInput
|
|
style={styles.multiline}
|
|
placeholder="blurOnSubmit = true"
|
|
returnKeyType="next"
|
|
blurOnSubmit={true}
|
|
multiline={true}
|
|
onSubmitEditing={event => alert(event.nativeEvent.text)}
|
|
/>
|
|
</View>
|
|
);
|
|
}
|
|
},
|
|
{
|
|
title: 'Multiline',
|
|
render: function() {
|
|
return (
|
|
<View>
|
|
<TextInput
|
|
placeholder="multiline text input"
|
|
multiline={true}
|
|
style={styles.multiline}
|
|
/>
|
|
<TextInput
|
|
placeholder="multiline text input with font styles and placeholder"
|
|
multiline={true}
|
|
clearTextOnFocus={true}
|
|
autoCorrect={true}
|
|
autoCapitalize="words"
|
|
placeholderTextColor="red"
|
|
keyboardType="url"
|
|
style={[styles.multiline, styles.multilineWithFontStyles]}
|
|
/>
|
|
<TextInput
|
|
placeholder="multiline text input with max length"
|
|
maxLength={5}
|
|
multiline={true}
|
|
style={styles.multiline}
|
|
/>
|
|
<TextInput
|
|
placeholder="uneditable multiline text input"
|
|
editable={false}
|
|
multiline={true}
|
|
style={styles.multiline}
|
|
/>
|
|
<TextInput
|
|
defaultValue="uneditable multiline text input with phone number detection: 88888888."
|
|
editable={false}
|
|
multiline={true}
|
|
style={styles.multiline}
|
|
dataDetectorTypes="phoneNumber"
|
|
/>
|
|
<TextInput
|
|
placeholder="multiline with children"
|
|
multiline={true}
|
|
enablesReturnKeyAutomatically={true}
|
|
returnKeyType="go"
|
|
style={styles.multiline}>
|
|
<View style={styles.multilineChild}/>
|
|
</TextInput>
|
|
</View>
|
|
);
|
|
}
|
|
},
|
|
{
|
|
title: 'Auto-expanding',
|
|
render: function() {
|
|
return (
|
|
<View>
|
|
<AutoExpandingTextInput
|
|
placeholder="height increases with content"
|
|
enablesReturnKeyAutomatically={true}
|
|
returnKeyType="default"
|
|
/>
|
|
</View>
|
|
);
|
|
}
|
|
},
|
|
{
|
|
title: 'Attributed text',
|
|
render: function() {
|
|
return <TokenizedTextExample />;
|
|
}
|
|
},
|
|
{
|
|
title: 'Text selection & cursor placement',
|
|
render: function() {
|
|
return (
|
|
<View>
|
|
<SelectionExample
|
|
style={styles.default}
|
|
value="text selection can be changed"
|
|
/>
|
|
<SelectionExample
|
|
multiline
|
|
style={styles.multiline}
|
|
value={"multiline text selection\ncan also be changed"}
|
|
/>
|
|
</View>
|
|
);
|
|
}
|
|
},
|
|
{
|
|
title: 'TextInput maxLength',
|
|
render: function() {
|
|
return (
|
|
<View>
|
|
<WithLabel label="maxLength: 5">
|
|
<TextInput
|
|
maxLength={5}
|
|
style={styles.default}
|
|
/>
|
|
</WithLabel>
|
|
<WithLabel label="maxLength: 5 with placeholder">
|
|
<TextInput
|
|
maxLength={5}
|
|
placeholder="ZIP code entry"
|
|
style={styles.default}
|
|
/>
|
|
</WithLabel>
|
|
<WithLabel label="maxLength: 5 with default value already set">
|
|
<TextInput
|
|
maxLength={5}
|
|
defaultValue="94025"
|
|
style={styles.default}
|
|
/>
|
|
</WithLabel>
|
|
<WithLabel label="maxLength: 5 with very long default value already set">
|
|
<TextInput
|
|
maxLength={5}
|
|
defaultValue="9402512345"
|
|
style={styles.default}
|
|
/>
|
|
</WithLabel>
|
|
</View>
|
|
);
|
|
}
|
|
},
|
|
];
|