react-use
Version:
Collection of React Hooks
28 lines (27 loc) • 1.13 kB
JavaScript
import { useEffect, useState } from 'react';
// kudos: https://usehooks.com/
var useHoverDirty = function (ref, enabled) {
if (enabled === void 0) { enabled = true; }
if (process.env.NODE_ENV === 'development') {
if (typeof ref !== 'object' || typeof ref.current === 'undefined') {
console.error('useHoverDirty expects a single ref argument.');
}
}
var _a = useState(false), value = _a[0], setValue = _a[1];
useEffect(function () {
var onMouseOver = function () { return setValue(true); };
var onMouseOut = function () { return setValue(false); };
if (enabled && ref && ref.current) {
ref.current.addEventListener('mouseover', onMouseOver);
ref.current.addEventListener('mouseout', onMouseOut);
}
return function () {
if (enabled && ref && ref.current) {
ref.current.removeEventListener('mouseover', onMouseOver);
ref.current.removeEventListener('mouseout', onMouseOut);
}
};
}, [enabled, ref]);
return value;
};
export default useHoverDirty;