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import React, { Component } from 'react'; |
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import CodeMirror from '@uiw/react-codemirror'; |
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import * as events from '@uiw/codemirror-extensions-events'; |
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import { css } from '@codemirror/lang-css'; |
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|
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export default class SettingCode extends Component { |
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|
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constructor(props) { |
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super(props); |
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|
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this.state = { |
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initialValue: props.value, |
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value: props.value, |
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indicatedChange: false, |
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}; |
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|
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this.onChange = this.onChange.bind(this); |
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this.updateParent = this.updateParent.bind(this); |
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} |
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|
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shouldComponentUpdate(nextProps, nextState) { |
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return nextProps.value !== this.props.value |
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|| nextState.value !== this.state.value |
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|| nextState.indicatedChange !== this.state.indicatedChange |
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|| nextState.initialValue !== this.state.initialValue; |
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} |
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|
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componentDidUpdate(prevProps) { |
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if ( prevProps.value !== this.props.value && this.props.value !== this.state.value ) { |
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this.setState({ |
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initialValue: this.props.value, |
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value: this.props.value, |
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indicatedChange: false, |
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}); |
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} |
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} |
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|
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onChange( value ) { |
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let newState = { |
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value: value, |
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}; |
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|
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let updateParent = false; |
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if ( value !== this.state.initialValue ) { |
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updateParent = true; |
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newState.indicatedChange = true; |
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} else { |
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if ( this.state.indicatedChange ) { |
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updateParent = true; |
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newState.indicatedChange = false; |
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} |
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} |
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|
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this.setState( newState, () => { |
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if ( updateParent ) { |
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this.updateParent(); |
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} |
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} ); |
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} |
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|
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updateParent() { |
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this.props.onValueChange( this.state.value ); |
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} |
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|
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render() { |
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return ( |
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<CodeMirror |
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className="bvs-setting-input" |
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value={ this.state.value } |
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onChange={ this.onChange } |
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extensions={[ |
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css(), |
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events.content({ |
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blur: () => { |
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this.updateParent(); |
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}, |
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}), |
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]} |
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/> |
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); |
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} |
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} |
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