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React cross component communications test
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| var Item = React.createClass({ | |
| propTypes: { | |
| name: React.PropTypes.string.isRequired, | |
| active: React.PropTypes.bool.isRequired, | |
| toggleActive: React.PropTypes.func.isRequired | |
| }, | |
| getDefaultProps: function() { | |
| return { | |
| active: false | |
| } | |
| }, | |
| handleClick: function(e) { | |
| e.preventDefault(); | |
| this.props.toggleActive(); | |
| }, | |
| render: function() { | |
| var text = this.props.name; | |
| if (this.props.active) { | |
| text = '→ '+this.props.name; | |
| } | |
| return <p onClick={this.handleClick}>{text}</p>; | |
| } | |
| }); | |
| var List = React.createClass({ | |
| getInitialState: function() { | |
| return { | |
| active: null | |
| } | |
| }, | |
| toggleActive: function(key) { | |
| key = (this.state.active == key) ? null : key; | |
| this.setState({active: key}); | |
| }, | |
| render: function() { | |
| var items = this.props.items.map(function(item, key) { | |
| return <Item | |
| key={key} | |
| name={item} | |
| active={this.state.active == key} | |
| toggleActive={this.toggleActive.bind(this, key)} | |
| />; | |
| }, this); | |
| return <div className="container">{items}</div>; | |
| } | |
| }); | |
| var App = React.createClass({ | |
| render: function() { | |
| return ( | |
| <div className="container"> | |
| <br /> | |
| <List items={this.props.items} /> | |
| </div> | |
| ); | |
| } | |
| }); | |
| var items = ['Cyan', 'Magenta', 'Yellow', 'Black']; | |
| React.render( | |
| <App items={items} />, | |
| document.getElementById('content') | |
| ); |
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| <!doctype html> | |
| <meta charset="utf-8"> | |
| <title>…</title> | |
| <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.1/css/bootstrap.min.css"> | |
| <div id="content"></div> | |
| <script src="//cdnjs.cloudflare.com/ajax/libs/react/0.12.1/react-with-addons.min.js"></script> | |
| <script src="//cdnjs.cloudflare.com/ajax/libs/react/0.12.1/JSXTransformer.js"></script> | |
| <script src="app.js" type="text/jsx"></script> |
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