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material-ui/examples/nextjs/pages/_document.js /
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| import React from 'react'; | |
| import Document, { Head, Main, NextScript } from 'next/document'; | |
| import JssProvider from 'react-jss/lib/JssProvider'; | |
| import getPageContext from '../src/getPageContext'; | |
| class MyDocument extends Document { | |
| render() { | |
| const { pageContext } = this.props; | |
| return ( | |
| <html lang="en" dir="ltr"> | |
| <Head> | |
| <title>My page</title> | |
| <meta charSet="utf-8" /> | |
| {/* Use minimum-scale=1 to enable GPU rasterization */} | |
| <meta | |
| name="viewport" | |
| content={ | |
| 'user-scalable=0, initial-scale=1, ' + | |
| 'minimum-scale=1, width=device-width, height=device-height' | |
| } | |
| /> | |
| {/* PWA primary color */} | |
| <meta name="theme-color" content={pageContext.theme.palette.primary[500]} /> | |
| <link | |
| rel="stylesheet" | |
| href="https://fonts.googleapis.com/css?family=Roboto:300,400,500" | |
| /> | |
| </Head> | |
| <body> | |
| <Main /> | |
| <NextScript /> | |
| </body> | |
| </html> | |
| ); | |
| } | |
| } | |
| MyDocument.getInitialProps = ctx => { | |
| // Resolution order | |
| // | |
| // On the server: | |
| // 1. page.getInitialProps | |
| // 2. document.getInitialProps | |
| // 3. page.render | |
| // 4. document.render | |
| // | |
| // On the server with error: | |
| // 2. document.getInitialProps | |
| // 3. page.render | |
| // 4. document.render | |
| // | |
| // On the client | |
| // 1. page.getInitialProps | |
| // 3. page.render | |
| // Get the context of the page to collected side effects. | |
| const pageContext = getPageContext(); | |
| const page = ctx.renderPage(Component => props => ( | |
| <JssProvider | |
| registry={pageContext.sheetsRegistry} | |
| generateClassName={pageContext.generateClassName} | |
| > | |
| <Component pageContext={pageContext} {...props} /> | |
| </JssProvider> | |
| )); | |
| return { | |
| ...page, | |
| pageContext, | |
| styles: ( | |
| <style | |
| id="jss-server-side" | |
| // eslint-disable-next-line react/no-danger | |
| dangerouslySetInnerHTML={{ __html: pageContext.sheetsRegistry.toString() }} | |
| /> | |
| ), | |
| }; | |
| }; | |
| export default MyDocument; |