sto*_*omm 8 reactjs material-ui jss
我目前正在接受 ReactJS 培训。我正在使用 material-ui 和 JSS(对我来说是全新的)。
我不明白如何简单地选择我的 H6 元素或我的 H6 子元素(dangerStyle)。
任何的想法 ?
谢谢 !
myJss.js
const myJss = theme => ({
textCenter : {
textAlign:'center'
},
dangerStyle: {
fontWeight:'normal',
color:"#FF0000"
},
h6: {
color:"#00FF00",
"&.dangerStyle" : {
fontWeight:'bold',
}
}
});
export default myJss;
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应用程序.js
import React, { Component } from 'react'
import { withStyles } from "@material-ui/core/styles";
import Danger from 'components/danger'
import myJss from 'assets/jss/myJss.js';
class App extends Component {
constructor (props) {
super(props)
}
render () {
const { classes } = this.props;
return (
<div>
APP
<h6>
<Danger>Error occured</Danger>
</h6>
</div>
)
}
}
export default withStyles(myJss)(App)
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危险.js
import React from "react";
import { makeStyles } from "@material-ui/core/styles";
import myJss from 'assets/jss/myJss.js';
const useStyles = makeStyles(myJss);
export default function Danger(props) {
const { children } = props;
const classes = useStyles();
return (
<div className={classes.dangerStyle}>
{children}
</div>
);
}
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样式对象中的每个键都将用于生成 CSS 类。像这样的键h6并不针对标签,它只是允许您作为类似于 的类h6进行引用。classes.h6classes.dangerStyle
为了让dangerStyle类在嵌套在h6标记中时表现不同,您可以执行如下操作:
危险.js
import React from "react";
import { makeStyles } from "@material-ui/core/styles";
const useStyles = makeStyles({
dangerStyle: {
fontWeight: "normal",
color: "#FF0000",
"h6 &": {
color: "#00FF00",
fontWeight: "bold",
fontSize: 24
}
}
});
export default function Danger(props) {
const { children } = props;
const classes = useStyles();
return <div className={classes.dangerStyle}>{children}</div>;
}
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索引.js
import React from "react";
import ReactDOM from "react-dom";
import Danger from "./Danger";
function App() {
return (
<div className="App">
<Danger>Danger not in h6</Danger>
<h6>
<Danger>Danger in h6</Danger>
</h6>
</div>
);
}
const rootElement = document.getElementById("root");
ReactDOM.render(<App />, rootElement);
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