react-use
Version:
Collection of React Hooks
25 lines (24 loc) • 818 B
JavaScript
import { useEffect, useState } from 'react';
import { isClient } from './util';
var useMedia = function (query, defaultState) {
if (defaultState === void 0) { defaultState = false; }
var _a = useState(isClient ? function () { return window.matchMedia(query).matches; } : defaultState), state = _a[0], setState = _a[1];
useEffect(function () {
var mounted = true;
var mql = window.matchMedia(query);
var onChange = function () {
if (!mounted) {
return;
}
setState(!!mql.matches);
};
mql.addListener(onChange);
setState(mql.matches);
return function () {
mounted = false;
mql.removeListener(onChange);
};
}, [query]);
return state;
};
export default useMedia;