/** * 媒体查询 Hook */ import { useState, useEffect } from 'react'; export function useMediaQuery(query: string): boolean { const [matches, setMatches] = useState(() => { return window.matchMedia(query).matches; }); useEffect(() => { const media = window.matchMedia(query); const listener = (event: MediaQueryListEvent) => { setMatches(event.matches); }; // Set initial value via listener to avoid direct setState in effect listener({ matches: media.matches } as MediaQueryListEvent); media.addEventListener('change', listener); return () => media.removeEventListener('change', listener); }, [query]); return matches; }