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bridge/src/indigo-react/lib/useOnClickOutside.js
24 lines 662 B history raw
1import { useEffect } from 'react';
3// via https:// usehooks.com/useOnClickOutside/
5export default function useOnClickOutside(ref, handler) {
6 useEffect(() => {
7 const listener = event => {
8 // Do nothing if clicking ref's element or descendent elements
9 if (!ref.current || ref.current.contains(event.target)) {
10 return;
11 }
13 handler(event);
14 };
16 document.addEventListener('mousedown', listener);
17 document.addEventListener('touchstart', listener);
19 return () => {
20 document.removeEventListener('mousedown', listener);
21 document.removeEventListener('touchstart', listener);
22 };
23 }, [ref, handler]);