saleor-dashboard/src/hooks/useScroll.ts
2019-08-09 12:26:22 +02:00

24 lines
535 B
TypeScript

import throttle from "lodash-es/throttle";
import { useEffect, useState } from "react";
function getPosition() {
return {
x: window.pageXOffset,
y: window.pageYOffset
};
}
function useScroll() {
const [scroll, setScroll] = useState(getPosition);
useEffect(() => {
const handleScroll = throttle(() => setScroll(getPosition()), 250);
window.addEventListener("scroll", handleScroll);
return () => window.removeEventListener("scroll", handleScroll);
}, []);
return scroll;
}
export default useScroll;