35 lines
1.1 KiB
JavaScript
35 lines
1.1 KiB
JavaScript
import * as React from 'react';
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import { useRef } from 'react';
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import { animationEndName, transitionEndName } from "../util/motion";
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export default (onInternalMotionEnd => {
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const cacheElementRef = useRef();
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// Remove events
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function removeMotionEvents(element) {
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if (element) {
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element.removeEventListener(transitionEndName, onInternalMotionEnd);
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element.removeEventListener(animationEndName, onInternalMotionEnd);
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}
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}
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// Patch events
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function patchMotionEvents(element) {
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if (cacheElementRef.current && cacheElementRef.current !== element) {
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removeMotionEvents(cacheElementRef.current);
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}
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if (element && element !== cacheElementRef.current) {
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element.addEventListener(transitionEndName, onInternalMotionEnd);
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element.addEventListener(animationEndName, onInternalMotionEnd);
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// Save as cache in case dom removed trigger by `motionDeadline`
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cacheElementRef.current = element;
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}
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}
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// Clean up when removed
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React.useEffect(() => () => {
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removeMotionEvents(cacheElementRef.current);
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cacheElementRef.current = null;
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}, []);
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return [patchMotionEvents, removeMotionEvents];
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}); |