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59 lines
1.3 KiB
Markdown
59 lines
1.3 KiB
Markdown
---
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order: 2
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title: 和外部组件通信
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---
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联动 checkbox。
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````jsx
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import { Checkbox, Button } from 'antd';
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const App = React.createClass({
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getInitialState() {
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return {
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checked: true,
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disabled: false
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};
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},
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render() {
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const label = `${this.state.checked ? '选中' : '取消'}-${this.state.disabled ? '不可用' : '可用'}`;
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return (
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<div>
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<p style={{ marginBottom: '20px' }}>
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<Checkbox checked={this.state.checked}
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disabled={this.state.disabled}
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onChange={this.onChange}>
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{label}
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</Checkbox>
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</p>
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<p>
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<Button type="primary" size="small"
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onClick={this.toggleChecked}>
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{!this.state.checked ? '选中' : '取消'}
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</Button>
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<Button style={{ marginLeft: '10px' }}
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type="primary" size="small"
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onClick={this.toggleDisable}>
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{!this.state.disabled ? '不可用' : '可用'}
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</Button>
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</p>
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</div>
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);
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},
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toggleChecked() {
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this.setState({ checked: !this.state.checked });
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},
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toggleDisable() {
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this.setState({ disabled: !this.state.disabled });
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},
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onChange(e) {
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console.log('checked = ', e.target.checked);
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this.setState({
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checked: e.target.checked,
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});
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}
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});
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ReactDOM.render(<App />, mountNode);
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````
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