2020-07-15 19:51:56 +08:00
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---
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order: 10
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title:
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zh-CN: 通过 Hooks 获取上下文(4.5.0+)
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en-US: Get context with hooks (4.5.0+)
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---
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## zh-CN
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通过 `message.useMessage` 创建支持读取 context 的 `contextHolder`。
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## en-US
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Use `message.useMessage` to get `contextHolder` with context accessible issue.
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```jsx
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import { message, Button } from 'antd';
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const Context = React.createContext({ name: 'Default' });
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function Demo() {
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2021-07-31 23:57:26 +08:00
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const [messageApi, contextHolder] = message.useMessage();
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2020-07-15 19:51:56 +08:00
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const info = () => {
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2021-07-31 23:57:26 +08:00
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messageApi.open({
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2020-07-15 19:51:56 +08:00
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type: 'info',
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content: <Context.Consumer>{({ name }) => `Hello, ${name}!`}</Context.Consumer>,
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duration: 1,
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});
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};
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return (
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<Context.Provider value={{ name: 'Ant Design' }}>
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{contextHolder}
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<Button type="primary" onClick={info}>
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Display normal message
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</Button>
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</Context.Provider>
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);
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}
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2022-04-03 23:27:45 +08:00
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export default () => <Demo />;
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2020-07-15 19:51:56 +08:00
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```
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