es-grid-template/es/grid-component/hooks/useOnClickOutside.js

es-grid-template

//** React Imports
import { useEffect } from 'react';
export const useOnClickOutside = (ref, handler) => {
  useEffect(() => {
    const listener = event => {
      // ** Do nothing if clicking ref's element or descendent elements
      if (!ref.current || ref.current.contains(event.target)) {
        return;
      }

      // ** Call passed function on click outside
      handler(event);
    };
    document.addEventListener('mousedown', listener);
    document.addEventListener('touchstart', listener);
    return () => {
      document.removeEventListener('mousedown', listener);
      document.removeEventListener('touchstart', listener);
    };
  },
  // ** Add ref and handler to effect dependencies
  // ** It's worth noting that because passed in handler is a new ...
  // ** ... function on every render that will cause this effect ...
  // ** ... callback/cleanup to run every render. It's not a big deal ...
  // ** ... but to optimize you can wrap handler in useCallback before ...
  // ** ... passing it into this hook.
  [ref, handler]);
};