botframework-webchat-component/src/hooks/internal/useScrollRelative.js

React component of botframework-webchat

import { useCallback } from 'react';

import useWebChatUIContext from './useWebChatUIContext';

export default function useScrollRelative() {
  const { scrollRelativeCallbacksRef } = useWebChatUIContext();

  return useCallback((...args) => scrollRelativeCallbacksRef.current.forEach(callback => callback(...args)), [
    scrollRelativeCallbacksRef
  ]);
}