nextjs如何监听页面变化

Rom*_*888 11 javascript reactjs next.js react-hooks next-router

我想重用我在 React-router-dom 中制作的菜单,但这次是在 nextjs 中。目标是当我单击菜单内的链接时,将菜单的状态更改为“false”,并将 menuName 更改为“menu”。

我使用 useEffect 函数来监听历史记录:

//use effect for page changes
  useEffect(() => {
    //listen for page changes
    history.listen(() => {
      setState({ clicked: false, menuName: "Menu" })
    })
  })
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并用 withRouter 包装我的组件:

import { withRouter } from 'next/router'
[...]
export default withRouter(Header);
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不幸的是,它打印:

TypeError: Cannot read property 'listen' of undefined
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我应该更好地使用“useRouter”来解决这个问题吗?如何?

谢谢 ;)

Rom*_*888 19

它是这样工作的:

Nextjs:路由器事件

import { useRouter } from "next/router";

...

const router = useRouter()
  useEffect(() => {
    const handleRouteChange = (url) => {
      console.log(
        `App is changing to ${url}`
      )
      setState({ clicked: false, menuName: "Menu" })
    }

    router.events.on('routeChangeStart', handleRouteChange)

    // If the component is unmounted, unsubscribe
    // from the event with the `off` method:
    return () => {
      router.events.off('routeChangeStart', handleRouteChange)
    }
  }, [])
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