@fluent-windows/hooks/es/useClickOutside/useClickOutside.js

Fluent-Windows React hooks.

/**
 * Subscribe to events that click on a location other than the specified element.
 *
 * Demo
 * import { useClickOutside } from '@fluent-windows/hooks'
 *
 * const reference = React.useRef(null)
 *
 * useClickOutside(
 *   reference,
 *   (): void => {
 *     // ...
 *   }
 * )
 *
 * <div ref={reference}>xxx</div>
 */
import * as React from 'react';

function useClickOutside(ref, handler) {
  React.useEffect(() => {
    const listener = event => {
      // @ts-ignore
      if (!ref.current || typeof ref.current.contains === 'function' && event.target && ref.current.contains(event.target)) {
        return;
      }

      handler(event);
    };

    document.addEventListener('mousedown', listener);
    document.addEventListener('touchstart', listener);
    return () => {
      document.removeEventListener('mousedown', listener);
      document.removeEventListener('touchstart', listener);
    };
  }, [ref, handler]);
}

export default useClickOutside;