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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,92 @@ | ||
| import React from 'react'; | ||
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| class ValueView extends React.Component { | ||
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| constructor() { | ||
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| super(); | ||
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| this.state = { | ||
| value: "", | ||
| editing: false | ||
| }; | ||
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| this.renderValue = this.renderValue.bind(this); | ||
| this.edit = this.edit.bind(this); | ||
| this.save = this.save.bind(this); | ||
| this.handleChange = this.handleChange.bind(this); | ||
| this.borderStyle = {border: '1px solid lightGray', padding: '1em', display: 'inline-block'}; | ||
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| } | ||
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| render() { | ||
| return ( | ||
| <div style={this.borderStyle}> | ||
| { | ||
| this.state.editing === true ? | ||
| <textarea autoFocus onBlur={this.save} value={this.state.value} onChange={this.handleChange}></textarea> : | ||
| <div style={{cursor: "pointer"}} onClick={this.edit}> | ||
| { this.renderValue(this.state.value) } | ||
| </div> | ||
| } | ||
| </div> | ||
| ); | ||
| } | ||
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| // Renders a view appropriate for the string's content. | ||
| renderValue(value) { | ||
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| value = value.trim(); | ||
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| if(value === '' || value === 'nothing') return this.renderNothing(); | ||
| else if(value.split(',').length > 1) return this.renderList(value); | ||
| else if(value.match(/^https?:\/\/[a-zA-Z0-9_\-]+\.?[a-zA-Z0-9_\-]+\.[a-zA-Z0-9_\-??]+$/)) return this.renderLink(value); | ||
| else return value; | ||
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| } | ||
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| renderNothing() { | ||
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| return ( | ||
| <div style={{fontStyle: 'italic'}}>nothing</div> | ||
| ); | ||
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| } | ||
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| renderList(value) { | ||
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| return value.split(',').map((item, index) => { | ||
| return <span style={this.borderStyle} key={index}>{ this.renderValue(item.trim()) }</span>; | ||
| }); | ||
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| } | ||
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| renderLink(value) { | ||
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| return <a href={value}>{value}</a>; | ||
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| } | ||
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| edit() { | ||
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| // Set to edit. Expects text area to auto-focus itself. | ||
| this.setState({ editing: true }); | ||
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| } | ||
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| save() { | ||
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| // Return to rendering the view. | ||
| this.setState({ editing: false }); | ||
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| } | ||
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| handleChange(event) { | ||
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| this.setState({value: event.target.value}); | ||
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| } | ||
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| } | ||
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| export { ValueView }; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,10 @@ | ||
| import React from 'react'; | ||
| import ReactDOM from 'react-dom'; | ||
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| import { ValueView } from './ValueView'; | ||
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| import 'bootstrap'; | ||
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| ReactDOM.render(( | ||
| <ValueView/> | ||
| ), document.getElementById('value-view-demo')); |
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