86 lines
2.1 KiB
JavaScript
86 lines
2.1 KiB
JavaScript
// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
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// See LICENSE.txt for license information.
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import PropTypes from 'prop-types';
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import React from 'react';
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import {TextInput} from 'react-native';
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// A component that can be used to make partially-controlled inputs that can be updated
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// by changing the value prop without lagging the UI
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export default class QuickTextInput extends React.PureComponent {
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static propTypes = {
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/**
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* Whether to delay updating the value of the textbox from props. Should only be used
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* on textboxes that require it to properly compose CJK characters as the user types.
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*/
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delayInputUpdate: PropTypes.bool,
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/**
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* The string value displayed in this input
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*/
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value: PropTypes.string.isRequired,
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};
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static defaultProps = {
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delayInputUpdate: false,
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value: '',
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};
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componentDidUpdate(prevProps) {
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if (prevProps.value !== this.props.value) {
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if (this.props.delayInputUpdate) {
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requestAnimationFrame(this.updateInputFromProps);
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} else {
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this.updateInputFromProps();
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}
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}
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}
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updateInputFromProps = () => {
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if (!this.input) {
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return;
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}
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this.input.setNativeProps({text: this.props.value});
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}
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get value() {
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return this.input.value;
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}
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set value(value) {
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this.input.setNativeProps({text: this.props.value});
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}
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focus() {
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this.input.focus();
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}
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blur() {
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this.input.blur();
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}
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getInput = () => {
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return this.input;
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};
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setInput = (input) => {
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this.input = input;
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}
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render() {
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const {value, ...props} = this.props;
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Reflect.deleteProperty(props, 'delayInputUpdate');
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// Only set the defaultValue since the real one will be updated using componentDidUpdate if necessary
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return (
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<TextInput
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{...props}
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ref={this.setInput}
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defaultValue={value}
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/>
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);
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}
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}
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