25 lines
698 B
JavaScript
25 lines
698 B
JavaScript
import _slicedToArray from "@babel/runtime/helpers/esm/slicedToArray";
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import * as React from 'react';
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/**
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* Trigger only when component unmount
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*/
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export default function useUnmount(triggerStart, triggerEnd) {
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var _React$useState = React.useState(false),
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_React$useState2 = _slicedToArray(_React$useState, 2),
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firstMount = _React$useState2[0],
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setFirstMount = _React$useState2[1];
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React.useLayoutEffect(function () {
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if (firstMount) {
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triggerStart();
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return function () {
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triggerEnd();
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};
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}
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}, [firstMount]);
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React.useLayoutEffect(function () {
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setFirstMount(true);
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return function () {
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setFirstMount(false);
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};
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}, []);
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} |