小编典典

如何在makeStyles中使用“主题”和“道具”?

reactjs

我该如何编写makeStyles()以便它可以同时使用主题变量和道具?

我已经试过了:

const useStyles = makeStyles(theme => ({
  appbar: props => ({
    boxShadow: "none",
    background: "transparent",
    marginTop: theme.spacing(2),
    marginBottom: theme.spacing(2),
    color: theme.palette.getContrastText(props)
  }),
}));

并在组件中使用以下命令调用它:

const classes = useStyles(backgroundColor);

backgroundColor类型在组件上的支撑在哪里CSSProperties["backgroundColor"]

但是我得到了错误:

TypeError: Cannot read property 'rules' of undefined
    at RuleList.onUpdate (C:\Users\...\node_modules\jss\dist\jss.cjs.js:944:14)
    at RuleList.update (C:\Users\...\node_modules\jss\dist\jss.cjs.js:923:12)
    at StyleSheet.update (C:\Users\...\node_modules\jss\dist\jss.cjs.js:1178:39)
    at attach (C:\Users\...\node_modules\@material-ui\styles\makeStyles\makeStyles.js:141:18)
    at C:\Users\...\node_modules\@material-ui\styles\makeStyles\makeStyles.js:262:7
    at useSynchronousEffect (C:\Users\...\node_modules\@material-ui\styles\makeStyles\makeStyles.js:207:14)
    at C:\Users\...\node_modules\@material-ui\styles\makeStyles\makeStyles.js:254:5
    at Layout (C:\Users\...\.next\server\static\development\pages\index.js:1698:17)
    at processChild (C:\Users\...\node_modules\react-dom\cjs\react-dom-server.node.development.js:2888:14)
    at resolve (C:\Users\...\node_modules\react-dom\cjs\react-dom-server.node.development.js:2812:5)
    at ReactDOMServerRenderer.render (C:\Users\...\node_modules\react-dom\cjs\react-dom-server.node.development.js:3202:22)
    at ReactDOMServerRenderer.read (C:\Users\...\node_modules\react-dom\cjs\react-dom-server.node.development.js:3161:29)
    at renderToString (C:\Users\...\node_modules\react-dom\cjs\react-dom-server.node.development.js:3646:27)
    at render (C:\Users\...\node_modules\next-server\dist\server\render.js:86:16)
    at renderPage (C:\Users\...\node_modules\next-server\dist\server\render.js:211:20)
    at ctx.renderPage (C:\Users\...\.next\server\static\development\pages\_document.js:2404:22)

  100 |   handleSignUpClick,
  101 |   backgroundColor
  102 | }) => {
> 103 |   const classes = useStyles(backgroundColor);
  104 |   return (
  105 |     <AppBar className={classes.appbar}>
  106 |       <Container maxWidth="lg">

编辑:我正在使用材料核心和样式的版本4.0.0-beta.1


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2020-07-22

共1个答案

小编典典

您需要将对象传递给useStyles而不是字符串。

所以代替:

const classes = useStyles(backgroundColor);

你应该有:

const classes = useStyles(props);

要么

const classes = useStyles({backgroundColor});

然后,您可以使用以下命令获取backgroundColor:

color: theme.palette.getContrastText(props.backgroundColor)

这是一个工作示例:https :
//codesandbox.io/s/o7xryjnmly

2020-07-22