574 lines
14 KiB
JavaScript
574 lines
14 KiB
JavaScript
/**
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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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var TextEventsExample = React.createClass({
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getInitialState: function() {
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return {
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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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};
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},
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updateText: function(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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};
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});
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},
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render: function() {
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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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style={styles.singleLine}
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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})
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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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constructor(props) {
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super(props);
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this.state = {text: '', height: 0};
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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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onChange={(event) => {
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this.setState({
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text: event.nativeEvent.text,
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height: event.nativeEvent.contentSize.height,
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});
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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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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 TokenizedTextExample extends React.Component {
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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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var BlurOnSubmitExample = React.createClass({
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focusNextField(nextField) {
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this.refs[nextField].focus();
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},
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render: function() {
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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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var styles = StyleSheet.create({
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multiline: {
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height: 60,
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fontSize: 16,
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padding: 4,
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marginBottom: 10,
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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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singleLine: {
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fontSize: 16,
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padding: 4,
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},
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singleLineWithHeightTextInput: {
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height: 30,
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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.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.singleLine}
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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> -> '_')",
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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: 'Auto-capitalize',
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render: function() {
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var autoCapitalizeTypes = [
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'none',
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'sentences',
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'words',
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'characters',
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];
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var examples = autoCapitalizeTypes.map((type) => {
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return (
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<TextInput
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key={type}
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autoCapitalize={type}
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placeholder={'autoCapitalize: ' + type}
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style={styles.singleLine}
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/>
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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: 'Auto-correct',
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render: function() {
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return (
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<View>
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<TextInput
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autoCorrect={true}
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placeholder="This has autoCorrect"
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style={styles.singleLine}
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/>
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<TextInput
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autoCorrect={false}
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placeholder="This does not have autoCorrect"
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style={styles.singleLine}
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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: 'Keyboard types',
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render: function() {
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var keyboardTypes = [
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'default',
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'email-address',
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'numeric',
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'phone-pad',
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];
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var examples = keyboardTypes.map((type) => {
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return (
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<TextInput
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key={type}
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keyboardType={type}
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placeholder={'keyboardType: ' + type}
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style={styles.singleLine}
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/>
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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(): ReactElement { return <BlurOnSubmitExample />; },
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},
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{
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title: 'Event handling',
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render: function(): ReactElement { return <TextEventsExample />; },
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},
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{
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title: 'Colors and text inputs',
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render: function() {
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return (
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<View>
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<TextInput
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style={[styles.singleLine]}
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defaultValue="Default color text"
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/>
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<TextInput
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style={[styles.singleLine, {color: 'green'}]}
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defaultValue="Green Text"
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/>
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<TextInput
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placeholder="Default placeholder text color"
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style={styles.singleLine}
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/>
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<TextInput
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placeholder="Red placeholder text color"
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placeholderTextColor="red"
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style={styles.singleLine}
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/>
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<TextInput
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placeholder="Default underline color"
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style={styles.singleLine}
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/>
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<TextInput
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placeholder="Blue underline color"
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style={styles.singleLine}
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underlineColorAndroid="blue"
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/>
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<TextInput
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defaultValue="Same BackgroundColor as View "
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style={[styles.singleLine, {backgroundColor: 'rgba(100, 100, 100, 0.3)'}]}>
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<Text style={{backgroundColor: 'rgba(100, 100, 100, 0.3)'}}>
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Darker backgroundColor
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</Text>
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</TextInput>
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<TextInput
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defaultValue="Highlight Color is red"
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selectionColor={'red'}
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style={styles.singleLine}>
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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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{
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title: 'Text input, themes and heights',
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render: function() {
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return (
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<TextInput
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placeholder="If you set height, beware of padding set from themes"
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style={[styles.singleLineWithHeightTextInput]}
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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: 'fontFamily, fontWeight and fontStyle',
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render: function() {
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return (
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<View>
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<TextInput
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style={[styles.singleLine, {fontFamily: 'sans-serif'}]}
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placeholder="Custom fonts like Sans-Serif are supported"
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/>
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<TextInput
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style={[styles.singleLine, {fontFamily: 'sans-serif', fontWeight: 'bold'}]}
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placeholder="Sans-Serif bold"
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/>
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<TextInput
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style={[styles.singleLine, {fontFamily: 'sans-serif', fontStyle: 'italic'}]}
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placeholder="Sans-Serif italic"
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/>
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<TextInput
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style={[styles.singleLine, {fontFamily: 'serif'}]}
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placeholder="Serif"
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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: 'Passwords',
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render: function() {
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return (
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<View>
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<TextInput
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defaultValue="iloveturtles"
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secureTextEntry={true}
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style={styles.singleLine}
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/>
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<TextInput
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secureTextEntry={true}
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style={[styles.singleLine, {color: 'red'}]}
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placeholder="color is supported too"
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placeholderTextColor="red"
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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: 'Editable',
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render: function() {
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return (
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<TextInput
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defaultValue="Can't touch this! (>'-')> ^(' - ')^ <('-'<) (>'-')> ^(' - ')^"
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editable={false}
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style={styles.singleLine}
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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: 'Multiline',
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render: function() {
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return (
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<View>
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<TextInput
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autoCorrect={true}
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placeholder="multiline, aligned top-left"
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placeholderTextColor="red"
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multiline={true}
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style={[styles.multiline, {textAlign: "left", textAlignVertical: "top"}]}
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/>
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<TextInput
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autoCorrect={true}
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placeholder="multiline, aligned center"
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placeholderTextColor="green"
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multiline={true}
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style={[styles.multiline, {textAlign: "center", textAlignVertical: "center"}]}
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/>
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<TextInput
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autoCorrect={true}
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multiline={true}
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style={[styles.multiline, {color: 'blue'}, {textAlign: "right", textAlignVertical: "bottom"}]}>
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<Text style={styles.multiline}>multiline with children, aligned bottom-right</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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{
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title: 'Fixed number of lines',
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platform: 'android',
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render: function() {
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return (
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<View>
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<TextInput numberOfLines={2}
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multiline={true}
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placeholder="Two line input"
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/>
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<TextInput numberOfLines={5}
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multiline={true}
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placeholder="Five line input"
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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: 'Auto-expanding',
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render: function() {
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return (
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<View>
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<AutoExpandingTextInput
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placeholder="height increases with content"
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enablesReturnKeyAutomatically={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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{
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title: 'Attributed text',
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render: function() {
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return <TokenizedTextExample />;
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}
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},
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{
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title: 'Return key',
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render: function() {
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var returnKeyTypes = [
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'none',
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'go',
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'search',
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'send',
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'done',
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'previous',
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'next',
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];
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var returnKeyLabels = [
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'Compile',
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'React Native',
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];
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var examples = returnKeyTypes.map((type) => {
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return (
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<TextInput
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key={type}
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returnKeyType={type}
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placeholder={'returnKeyType: ' + type}
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style={styles.singleLine}
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/>
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);
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});
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var types = returnKeyLabels.map((type) => {
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return (
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<TextInput
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key={type}
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returnKeyLabel={type}
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placeholder={'returnKeyLabel: ' + type}
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style={styles.singleLine}
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/>
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);
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});
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return <View>{examples}{types}</View>;
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}
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},
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];
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