strudel-docker/packages/react/src/hooks/usePostMessage.mjs
2022-05-14 20:27:05 +02:00

18 lines
1.1 KiB
JavaScript

/*
usePostMessage.mjs - <short description TODO>
Copyright (C) 2022 Strudel contributors - see <https://github.com/tidalcycles/strudel/blob/main/repl/src/usePostMessage.mjs>
This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more details. You should have received a copy of the GNU Affero General Public License along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
import { useEffect, useCallback } from 'react';
function usePostMessage(listener) {
useEffect(() => {
window.addEventListener('message', listener);
return () => window.removeEventListener('message', listener);
}, [listener]);
return useCallback((data) => window.postMessage(data, '*'), []);
}
export default usePostMessage;