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javascript - 刷新后 Material-UI 中断

转载 作者:行者123 更新时间:2023-11-30 06:23:12 25 4
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我在 Next.js 中使用 Material UI。我正在运行 npm run dev。我的问题是,每当我按下浏览器上的重新加载按钮时,网站上的样式就会完全中断。这是正常行为吗?似乎 Material-UI 停止工作了。

这是我的代码。

我有一个 index.js 和一个组件。

索引

import React, { Component } from 'react'
import CssBaseline from '@material-ui/core/CssBaseline';
import { MuiThemeProvider, createMuiTheme } from '@material-ui/core/styles';
import AppBar from '../components/NavBar/NavBar';

const theme = createMuiTheme({
palette: {
primary: {
main: '#f28411',
},
},
});


class App extends Component {
render() {
return (
<MuiThemeProvider theme={theme}>
<React.Fragment>
<CssBaseline />
<AppBar />
</React.Fragment>
</MuiThemeProvider>
)
}
}
export default App

组件

import React, { Component } from 'react'
import PropTypes from 'prop-types';
import { withStyles } from '@material-ui/core/styles';
import AppBar from '@material-ui/core/AppBar'
import Toolbar from '@material-ui/core/Toolbar'
import Typography from '@material-ui/core/Typography'

class NavBar extends Component {
render() {
const { classes } = this.props;

return(
<div>
<AppBar position="static">
<Toolbar>
<Typography variant="title" color="inherit">
Test
</Typography>
</Toolbar>
</AppBar>
</div>
);
}
}

const styles = theme => ({
title: {
color: '#FFF',
},
});

NavBar.propTypes = {
classes: PropTypes.object.isRequired,
};

export default withStyles(styles)(NavBar);

最佳答案

我有同样的问题,但没有使用样式组件,所以上面的答案不适用,所以我想我会发帖以防万一这对其他人有帮助。为了解决这个问题,我只需要在 material-ui 示例中的 pages/ 目录下添加 _document.js 文件:

import React from 'react'
import Document, { Html, Head, Main, NextScript } from 'next/document'
import { ServerStyleSheets } from '@material-ui/core/styles'
import theme from '../shared/utils/theme'

export default class MyDocument extends Document {
render() {
return (
<Html lang='en'>
<Head>
<meta name='theme-color' content={theme.palette.primary.main} />
<link
rel='stylesheet'
href='https://fonts.googleapis.com/css?family=Roboto:300,400,500,700&display=swap'
/>
</Head>
<body>
<Main />
<NextScript />
</body>
</Html>
)
}
}

MyDocument.getInitialProps = async (ctx) => {
const sheets = new ServerStyleSheets()
const originalRenderPage = ctx.renderPage

ctx.renderPage = () =>
originalRenderPage({
enhanceApp: (App) => (props) => sheets.collect(<App {...props} />),
})

const initialProps = await Document.getInitialProps(ctx)

return {
...initialProps,
styles: [
...React.Children.toArray(initialProps.styles),
sheets.getStyleElement(),
],
}
}

关于javascript - 刷新后 Material-UI 中断,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/51913703/

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