wavesurfer-react/dist/hooks/useRegionPluginEvent.js

react wrapper for wavesurfer.js

import { useEffect, useRef } from "react";
// TODO: try to merge it with useRegionEvent
function useRegionPluginEvent(ref, eventName, callback) {
    const callbackRef = useRef(null);
    useEffect(() => {
        if (!ref) {
            return;
        }
        if (callback) {
            callbackRef.current = (...args) => callback(...args);
            ref.on(eventName, callbackRef.current);
        }
        return () => {
            callbackRef.current && ref.un(eventName, callbackRef.current);
            callbackRef.current = null;
        };
    }, [ref, eventName, callback]);
}
export default useRegionPluginEvent;
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