react-native/RNTester/js/TextInputExample.ios.js

1079 lines
27 KiB
JavaScript

/**
* Copyright (c) 2015-present, Facebook, Inc.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*
* @format
* @flow
*/
'use strict';
const Button = require('Button');
const InputAccessoryView = require('InputAccessoryView');
var React = require('react');
var ReactNative = require('react-native');
var {Text, TextInput, View, StyleSheet, Slider, Switch} = ReactNative;
class WithLabel extends React.Component<$FlowFixMeProps> {
render() {
return (
<View style={styles.labelContainer}>
<View style={styles.label}>
<Text>{this.props.label}</Text>
</View>
{this.props.children}
</View>
);
}
}
class TextEventsExample extends React.Component<{}, $FlowFixMeState> {
state = {
curText: '<No Event>',
prevText: '<No Event>',
prev2Text: '<No Event>',
prev3Text: '<No Event>',
};
updateText = text => {
this.setState(state => {
return {
curText: text,
prevText: state.curText,
prev2Text: state.prevText,
prev3Text: state.prev2Text,
};
});
};
render() {
return (
<View>
<TextInput
autoCapitalize="none"
placeholder="Enter text to see events"
autoCorrect={false}
onFocus={() => this.updateText('onFocus')}
onBlur={() => this.updateText('onBlur')}
onChange={event =>
this.updateText('onChange text: ' + event.nativeEvent.text)
}
onEndEditing={event =>
this.updateText('onEndEditing text: ' + event.nativeEvent.text)
}
onSubmitEditing={event =>
this.updateText('onSubmitEditing text: ' + event.nativeEvent.text)
}
onSelectionChange={event =>
this.updateText(
'onSelectionChange range: ' +
event.nativeEvent.selection.start +
',' +
event.nativeEvent.selection.end,
)
}
onKeyPress={event => {
this.updateText('onKeyPress key: ' + event.nativeEvent.key);
}}
style={styles.default}
/>
<Text style={styles.eventLabel}>
{this.state.curText}
{'\n'}
(prev: {this.state.prevText}){'\n'}
(prev2: {this.state.prev2Text}){'\n'}
(prev3: {this.state.prev3Text})
</Text>
</View>
);
}
}
class TextInputAccessoryViewExample extends React.Component<{}, *> {
constructor(props) {
super(props);
this.state = {text: 'Placeholder Text'};
}
render() {
const inputAccessoryViewID = 'inputAccessoryView1';
return (
<View>
<TextInput
style={styles.default}
inputAccessoryViewID={inputAccessoryViewID}
onChangeText={text => this.setState({text})}
value={this.state.text}
/>
<InputAccessoryView nativeID={inputAccessoryViewID}>
<View style={{backgroundColor: 'white'}}>
<Button
onPress={() => this.setState({text: 'Placeholder Text'})}
title="Reset Text"
/>
</View>
</InputAccessoryView>
</View>
);
}
}
class RewriteExample extends React.Component<$FlowFixMeProps, any> {
constructor(props) {
super(props);
this.state = {text: ''};
}
render() {
var limit = 20;
var remainder = limit - this.state.text.length;
var remainderColor = remainder > 5 ? 'blue' : 'red';
return (
<View style={styles.rewriteContainer}>
<TextInput
multiline={false}
maxLength={limit}
onChangeText={text => {
text = text.replace(/ /g, '_');
this.setState({text});
}}
style={styles.default}
value={this.state.text}
/>
<Text style={[styles.remainder, {color: remainderColor}]}>
{remainder}
</Text>
</View>
);
}
}
class RewriteExampleInvalidCharacters extends React.Component<
$FlowFixMeProps,
any,
> {
constructor(props) {
super(props);
this.state = {text: ''};
}
render() {
return (
<View style={styles.rewriteContainer}>
<TextInput
multiline={false}
onChangeText={text => {
this.setState({text: text.replace(/\s/g, '')});
}}
style={styles.default}
value={this.state.text}
/>
</View>
);
}
}
class RewriteExampleKana extends React.Component<$FlowFixMeProps, any> {
constructor(props) {
super(props);
this.state = {text: ''};
}
render() {
return (
<View style={styles.rewriteContainer}>
<TextInput
multiline={false}
onChangeText={text => {
this.setState({text: text.replace(/ひ/g, '日')});
}}
style={styles.default}
value={this.state.text}
/>
</View>
);
}
}
class SecureEntryExample extends React.Component<$FlowFixMeProps, any> {
constructor(props) {
super(props);
this.state = {text: ''};
}
render() {
return (
<View>
<TextInput
secureTextEntry={true}
style={styles.default}
defaultValue="abc"
onChangeText={text => this.setState({text})}
value={this.state.text}
/>
<Text>Current text is: {this.state.text}</Text>
</View>
);
}
}
class TokenizedTextExample extends React.Component<$FlowFixMeProps, any> {
constructor(props) {
super(props);
this.state = {text: 'Hello #World'};
}
render() {
//define delimiter
let delimiter = /\s+/;
//split string
let _text = this.state.text;
let token,
index,
parts = [];
while (_text) {
delimiter.lastIndex = 0;
token = delimiter.exec(_text);
if (token === null) {
break;
}
index = token.index;
if (token[0].length === 0) {
index = 1;
}
parts.push(_text.substr(0, index));
parts.push(token[0]);
index = index + token[0].length;
_text = _text.slice(index);
}
parts.push(_text);
//highlight hashtags
parts = parts.map(text => {
if (/^#/.test(text)) {
return (
<Text key={text} style={styles.hashtag}>
{text}
</Text>
);
} else {
return text;
}
});
return (
<View>
<TextInput
multiline={true}
style={styles.multiline}
onChangeText={text => {
this.setState({text});
}}>
<Text>{parts}</Text>
</TextInput>
</View>
);
}
}
class BlurOnSubmitExample extends React.Component<{}> {
focusNextField = nextField => {
this.refs[nextField].focus();
};
render() {
return (
<View>
<TextInput
ref="1"
style={styles.default}
placeholder="blurOnSubmit = false"
returnKeyType="next"
blurOnSubmit={false}
onSubmitEditing={() => this.focusNextField('2')}
/>
<TextInput
ref="2"
style={styles.default}
keyboardType="email-address"
placeholder="blurOnSubmit = false"
returnKeyType="next"
blurOnSubmit={false}
onSubmitEditing={() => this.focusNextField('3')}
/>
<TextInput
ref="3"
style={styles.default}
keyboardType="url"
placeholder="blurOnSubmit = false"
returnKeyType="next"
blurOnSubmit={false}
onSubmitEditing={() => this.focusNextField('4')}
/>
<TextInput
ref="4"
style={styles.default}
keyboardType="numeric"
returnKeyType="done"
placeholder="blurOnSubmit = false"
blurOnSubmit={false}
onSubmitEditing={() => this.focusNextField('5')}
/>
<TextInput
ref="5"
style={styles.default}
keyboardType="numbers-and-punctuation"
placeholder="blurOnSubmit = true"
returnKeyType="done"
/>
</View>
);
}
}
type SelectionExampleState = {
selection: {|
start: number,
end?: number,
|},
value: string,
};
class SelectionExample extends React.Component<
$FlowFixMeProps,
SelectionExampleState,
> {
_textInput: any;
constructor(props) {
super(props);
this.state = {
selection: {start: 0, end: 0},
value: props.value,
};
}
onSelectionChange({nativeEvent: {selection}}) {
this.setState({selection});
}
getRandomPosition() {
var length = this.state.value.length;
return Math.round(Math.random() * length);
}
select(start, end) {
this._textInput.focus();
this.setState({selection: {start, end}});
}
selectRandom() {
var positions = [this.getRandomPosition(), this.getRandomPosition()].sort(
(a, b) => a - b,
);
this.select(...positions);
}
placeAt(position) {
this.select(position, position);
}
placeAtRandom() {
this.placeAt(this.getRandomPosition());
}
render() {
var length = this.state.value.length;
return (
<View>
<TextInput
multiline={this.props.multiline}
onChangeText={value => this.setState({value})}
onSelectionChange={this.onSelectionChange.bind(this)}
ref={textInput => (this._textInput = textInput)}
selection={this.state.selection}
style={this.props.style}
value={this.state.value}
/>
<View>
<Text>selection = {JSON.stringify(this.state.selection)}</Text>
<Text onPress={this.placeAt.bind(this, 0)}>
Place at Start (0, 0)
</Text>
<Text onPress={this.placeAt.bind(this, length)}>
Place at End ({length}, {length})
</Text>
<Text onPress={this.placeAtRandom.bind(this)}>Place at Random</Text>
<Text onPress={this.select.bind(this, 0, length)}>Select All</Text>
<Text onPress={this.selectRandom.bind(this)}>Select Random</Text>
</View>
</View>
);
}
}
class AutogrowingTextInputExample extends React.Component<
$FlowFixMeProps,
$FlowFixMeState,
> {
constructor(props) {
super(props);
this.state = {
width: 100,
multiline: true,
text: '',
contentSize: {
width: 0,
height: 0,
},
};
}
UNSAFE_componentWillReceiveProps(props) {
this.setState({
multiline: props.multiline,
});
}
render() {
var {style, multiline, ...props} = this.props;
return (
<View>
<Text>Width:</Text>
<Slider
value={100}
minimumValue={0}
maximumValue={100}
step={10}
onValueChange={value => this.setState({width: value})}
/>
<Text>Multiline:</Text>
<Switch
value={this.state.multiline}
onValueChange={value => this.setState({multiline: value})}
/>
<Text>TextInput:</Text>
<TextInput
value="prop"
multiline={this.state.multiline}
style={[style, {width: this.state.width + '%'}]}
onChangeText={value => this.setState({text: value})}
onContentSizeChange={event =>
this.setState({contentSize: event.nativeEvent.contentSize})
}
{...props}
/>
<Text>Plain text value representation:</Text>
<Text>{this.state.text}</Text>
<Text>Content Size: {JSON.stringify(this.state.contentSize)}</Text>
</View>
);
}
}
var styles = StyleSheet.create({
page: {
paddingBottom: 300,
},
default: {
borderWidth: StyleSheet.hairlineWidth,
borderColor: '#0f0f0f',
flex: 1,
fontSize: 13,
padding: 4,
},
multiline: {
borderWidth: StyleSheet.hairlineWidth,
borderColor: '#0f0f0f',
flex: 1,
fontSize: 13,
height: 50,
padding: 4,
marginBottom: 4,
},
multilineExpandable: {
height: 'auto',
maxHeight: 100,
},
multilineWithFontStyles: {
color: 'blue',
fontWeight: 'bold',
fontSize: 18,
fontFamily: 'Cochin',
height: 60,
},
multilineChild: {
width: 50,
height: 40,
position: 'absolute',
right: 5,
backgroundColor: 'red',
},
eventLabel: {
margin: 3,
fontSize: 12,
},
labelContainer: {
flexDirection: 'row',
marginVertical: 2,
flex: 1,
},
label: {
width: 115,
alignItems: 'flex-end',
marginRight: 10,
paddingTop: 2,
},
rewriteContainer: {
flexDirection: 'row',
alignItems: 'center',
},
remainder: {
textAlign: 'right',
width: 24,
},
hashtag: {
color: 'blue',
fontWeight: 'bold',
},
});
exports.displayName = (undefined: ?string);
exports.title = '<TextInput>';
exports.description = 'Single and multi-line text inputs.';
exports.examples = [
{
title: 'Auto-focus',
render: function() {
return (
<TextInput
autoFocus={true}
style={styles.default}
accessibilityLabel="I am the accessibility label for text input"
/>
);
},
},
{
title: "Live Re-Write (<sp> -> '_') + maxLength",
render: function() {
return <RewriteExample />;
},
},
{
title: 'Live Re-Write (no spaces allowed)',
render: function() {
return <RewriteExampleInvalidCharacters />;
},
},
{
title: 'Live Re-Write (ひ -> 日)',
render: function() {
return <RewriteExampleKana />;
},
},
{
title: 'Keyboard Accessory View',
render: function() {
return <TextInputAccessoryViewExample />;
},
},
{
title: 'Auto-capitalize',
render: function() {
return (
<View>
<WithLabel label="none">
<TextInput autoCapitalize="none" style={styles.default} />
</WithLabel>
<WithLabel label="sentences">
<TextInput autoCapitalize="sentences" style={styles.default} />
</WithLabel>
<WithLabel label="words">
<TextInput autoCapitalize="words" style={styles.default} />
</WithLabel>
<WithLabel label="characters">
<TextInput autoCapitalize="characters" style={styles.default} />
</WithLabel>
</View>
);
},
},
{
title: 'Auto-correct',
render: function() {
return (
<View>
<WithLabel label="true">
<TextInput autoCorrect={true} style={styles.default} />
</WithLabel>
<WithLabel label="false">
<TextInput autoCorrect={false} style={styles.default} />
</WithLabel>
</View>
);
},
},
{
title: 'Nested content and `value` property',
render: function() {
return (
<View>
<WithLabel label="singleline">
<TextInput style={styles.default} value="(value property)">
(first raw text node)
<Text color="red">(internal raw text node)</Text>
(last raw text node)
</TextInput>
</WithLabel>
<WithLabel label="multiline">
<TextInput
style={styles.default}
multiline={true}
value="(value property)">
(first raw text node)
<Text color="red">(internal raw text node)</Text>
(last raw text node)
</TextInput>
</WithLabel>
</View>
);
},
},
{
title: 'Keyboard types',
render: function() {
var keyboardTypes = [
'default',
'ascii-capable',
'numbers-and-punctuation',
'url',
'number-pad',
'phone-pad',
'name-phone-pad',
'email-address',
'decimal-pad',
'twitter',
'web-search',
'numeric',
];
var examples = keyboardTypes.map(type => {
return (
<WithLabel key={type} label={type}>
<TextInput keyboardType={type} style={styles.default} />
</WithLabel>
);
});
return <View>{examples}</View>;
},
},
{
title: 'Keyboard appearance',
render: function() {
var keyboardAppearance = ['default', 'light', 'dark'];
var examples = keyboardAppearance.map(type => {
return (
<WithLabel key={type} label={type}>
<TextInput keyboardAppearance={type} style={styles.default} />
</WithLabel>
);
});
return <View>{examples}</View>;
},
},
{
title: 'Return key types',
render: function() {
var returnKeyTypes = [
'default',
'go',
'google',
'join',
'next',
'route',
'search',
'send',
'yahoo',
'done',
'emergency-call',
];
var examples = returnKeyTypes.map(type => {
return (
<WithLabel key={type} label={type}>
<TextInput returnKeyType={type} style={styles.default} />
</WithLabel>
);
});
return <View>{examples}</View>;
},
},
{
title: 'Enable return key automatically',
render: function() {
return (
<View>
<WithLabel label="true">
<TextInput
enablesReturnKeyAutomatically={true}
style={styles.default}
/>
</WithLabel>
</View>
);
},
},
{
title: 'Secure text entry',
render: function() {
return <SecureEntryExample />;
},
},
{
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>
<WithLabel label="clearTextOnFocus (multiline)">
<TextInput
placeholder="text is cleared on focus"
defaultValue="text is cleared on focus"
style={styles.default}
clearTextOnFocus={true}
multiline={true}
/>
</WithLabel>
<WithLabel label="selectTextOnFocus (multiline)">
<TextInput
placeholder="text is selected on focus"
defaultValue="text is selected on focus"
style={styles.default}
selectTextOnFocus={true}
multiline={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"
/>
</View>
);
},
},
{
title: 'TextInput Intrinsic Size',
render: function() {
return (
<View>
<Text>Singleline TextInput</Text>
<View style={{height: 80}}>
<TextInput
style={{
position: 'absolute',
fontSize: 16,
backgroundColor: '#eeeeee',
borderColor: '#666666',
borderWidth: 5,
borderTopWidth: 20,
borderRadius: 10,
borderBottomRightRadius: 20,
padding: 10,
paddingTop: 20,
}}
testID="singleline_textinput"
placeholder="Placeholder defines intrinsic size"
/>
</View>
<Text>Multiline TextInput</Text>
<View style={{height: 130}}>
<TextInput
style={{
position: 'absolute',
fontSize: 16,
backgroundColor: '#eeeeee',
borderColor: '#666666',
borderWidth: 5,
borderTopWidth: 20,
borderRadius: 10,
borderBottomRightRadius: 20,
padding: 10,
paddingTop: 20,
maxHeight: 100,
}}
testID="multiline_textinput"
multiline={true}
placeholder="Placeholder defines intrinsic size"
/>
</View>
<View>
<TextInput
style={{
fontSize: 16,
backgroundColor: '#eeeeee',
borderColor: '#666666',
borderWidth: 5,
borderTopWidth: 20,
borderRadius: 10,
borderBottomRightRadius: 20,
padding: 10,
paddingTop: 20,
}}
testID="multiline_textinput_with_flex"
multiline={true}
placeholder="Placeholder defines intrinsic size"
/>
</View>
</View>
);
},
},
{
title: 'Auto-expanding',
render: function() {
return (
<View>
<TextInput
placeholder="height increases with content"
defaultValue="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."
multiline={true}
enablesReturnKeyAutomatically={true}
returnKeyType="go"
style={[styles.multiline, styles.multilineExpandable]}
/>
</View>
);
},
},
{
title: 'Auto-expanding',
render: function() {
return (
<View>
<AutogrowingTextInputExample
enablesReturnKeyAutomatically={true}
returnKeyType="done"
multiline={true}
style={{
maxHeight: 400,
minHeight: 20,
paddingTop: 0,
backgroundColor: '#eeeeee',
color: 'blue',
}}>
<Text style={{fontSize: 30, color: 'green'}}>huge</Text>
generic generic generic
<Text style={{fontSize: 6, color: 'red'}}>
small small small small small small
</Text>
<Text>regular regular</Text>
<Text style={{fontSize: 30, color: 'green'}}>
huge huge huge huge huge
</Text>
generic generic generic
</AutogrowingTextInputExample>
</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>
);
},
},
];