React Select组件
Posted xy-ouyang
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官网:
1)http://jedwatson.github.io/react-select/
2)https://github.com/JedWatson/react-select
3)https://www.npmjs.com/package/react-select
demo结构:
package.json
"dependencies": { "react": "^16.12.0", "react-dom": "^16.12.0", "react-select": "^3.0.8", ... },
index.jsx
import React from ‘react‘ import ReactDOM from ‘react-dom‘ import App from ‘./components/App.jsx‘ ReactDOM.render(<App />, document.getElementById(‘root‘))
App.jsx
import React from ‘react‘ import Demo from ‘./Demo.jsx‘ import Demo2 from ‘./Demo2.jsx‘ export default class App extends React.Component { constructor(props) { super(props) this.state = {} } render() { return ( <div style={{width: ‘400px‘}}> <Demo /> <br /> <Demo2 /> </div> ) } }
Demo.jsx
import React from ‘react‘; import Select from ‘react-select‘; const options = [ { value: ‘chocolate‘, label: ‘Chocolate‘ }, { value: ‘strawberry‘, label: ‘Strawberry‘ }, { value: ‘vanilla‘, label: ‘Vanilla‘ }, ]; export default class Demo extends React.Component { state = { selectedOption: null, }; handleChange = selectedOption => { this.setState({ selectedOption }); // Option selected: { value: "chocolate", label: "Chocolate" } console.log(`Option selected:`, selectedOption); }; render() { const { selectedOption } = this.state; return ( <Select value={selectedOption} onChange={this.handleChange} options={options} /> ); } }
Demo2.jsx
import React, { Component, Fragment } from ‘react‘; import Select from ‘react-select‘; const Checkbox = props => <input type="checkbox" {...props} />; const colourOptions = [ { value: ‘ocean‘, label: ‘Ocean‘, color: ‘#00B8D9‘, isFixed: true }, { value: ‘blue‘, label: ‘Blue‘, color: ‘#0052CC‘, isDisabled: true }, { value: ‘purple‘, label: ‘Purple‘, color: ‘#5243AA‘ }, { value: ‘red‘, label: ‘Red‘, color: ‘#FF5630‘, isFixed: true }, { value: ‘orange‘, label: ‘Orange‘, color: ‘#FF8B00‘ }, { value: ‘yellow‘, label: ‘Yellow‘, color: ‘#FFC400‘ }, { value: ‘green‘, label: ‘Green‘, color: ‘#36B37E‘ }, { value: ‘forest‘, label: ‘Forest‘, color: ‘#00875A‘ }, { value: ‘slate‘, label: ‘Slate‘, color: ‘#253858‘ }, { value: ‘silver‘, label: ‘Silver‘, color: ‘#666666‘ }, ]; export default class SingleSelect extends Component { state = { isClearable: true, isDisabled: false, isLoading: false, isRtl: false, isSearchable: true, }; toggleClearable = () => this.setState(state => ({ isClearable: !state.isClearable })); toggleDisabled = () => this.setState(state => ({ isDisabled: !state.isDisabled })); toggleLoading = () => this.setState(state => ({ isLoading: !state.isLoading })); toggleRtl = () => this.setState(state => ({ isRtl: !state.isRtl })); toggleSearchable = () => this.setState(state => ({ isSearchable: !state.isSearchable })); render() { const { isClearable, isSearchable, isDisabled, isLoading, isRtl, } = this.state; return ( <Fragment> <Select className="basic-single" classNamePrefix="select" defaultValue={colourOptions[0]} isDisabled={isDisabled} isLoading={isLoading} isClearable={isClearable} isRtl={isRtl} isSearchable={isSearchable} name="color" options={colourOptions} /> <Checkbox checked={isClearable} onChange={this.toggleClearable} id="cypress-single__clearable-checkbox" /> Clearable <Checkbox checked={isSearchable} onChange={this.toggleSearchable} id="cypress-single__searchable-checkbox" /> Searchable <Checkbox checked={isDisabled} onChange={this.toggleDisabled} id="cypress-single__disabled-checkbox" /> Disabled <Checkbox checked={isLoading} onChange={this.toggleLoading} id="cypress-single__loading-checkbox" /> Loading <Checkbox type="checkbox" checked={isRtl} onChange={this.toggleRtl} id="cypress-single__rtl-checkbox" /> RTL </Fragment> ); } }
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