| 1 | import { useState, useEffect } from 'react' |
| 2 | |
| 3 | export function useMediaQuery(query: string) { |
| 4 | const [state, setState] = useState( |
| 5 | typeof window !== 'undefined' ? window.matchMedia(query).matches : false |
| 6 | ) |
| 7 | |
| 8 | useEffect(() => { |
| 9 | let mounted = true |
| 10 | const mql = window.matchMedia(query) |
| 11 | const onChange = () => { |
| 12 | if (!mounted) { |
| 13 | return |
| 14 | } |
| 15 | setState(!!mql.matches) |
| 16 | } |
| 17 | |
| 18 | mql.addEventListener('change', onChange) |
| 19 | setState(mql.matches) |
| 20 | |
| 21 | return () => { |
| 22 | mounted = false |
| 23 | mql.removeEventListener('change', onChange) |
| 24 | } |
| 25 | }, [query]) |
| 26 | |
| 27 | return state |
| 28 | } |