You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
75 lines
3.2 KiB
JavaScript
75 lines
3.2 KiB
JavaScript
"use strict";
|
|
'use client';
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.useTransitionTrigger = useTransitionTrigger;
|
|
var React = _interopRequireWildcard(require("react"));
|
|
function _getRequireWildcardCache(e) { if ("function" != typeof WeakMap) return null; var r = new WeakMap(), t = new WeakMap(); return (_getRequireWildcardCache = function (e) { return e ? t : r; })(e); }
|
|
function _interopRequireWildcard(e, r) { if (!r && e && e.__esModule) return e; if (null === e || "object" != typeof e && "function" != typeof e) return { default: e }; var t = _getRequireWildcardCache(r); if (t && t.has(e)) return t.get(e); var n = { __proto__: null }, a = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var u in e) if ("default" !== u && Object.prototype.hasOwnProperty.call(e, u)) { var i = a ? Object.getOwnPropertyDescriptor(e, u) : null; i && (i.get || i.set) ? Object.defineProperty(n, u, i) : n[u] = e[u]; } return n.default = e, t && t.set(e, n), n; }
|
|
/**
|
|
* Allows child elements to be transitioned in and out.
|
|
*
|
|
* Demos:
|
|
*
|
|
* - [Transitions](https://mui.com/base-ui/react-transitions/#hooks)
|
|
*
|
|
* API:
|
|
*
|
|
* - [useTransitionTrigger API](https://mui.com/base-ui/react-transitions/hooks-api/#use-transition-trigger)
|
|
*/
|
|
function useTransitionTrigger(requestEnter) {
|
|
const [exitTransitionFinished, setExitTransitionFinished] = React.useState(true);
|
|
const hasPendingExitTransition = React.useRef(false);
|
|
const registeredTransitions = React.useRef(0);
|
|
const [hasTransition, setHasTransition] = React.useState(false);
|
|
const previousRequestEnter = React.useRef(requestEnter);
|
|
React.useEffect(() => {
|
|
if (!requestEnter &&
|
|
// checking registeredTransitions.current instead of hasTransition to avoid this effect re-firing whenever hasTransition changes
|
|
registeredTransitions.current > 0 &&
|
|
// prevents waiting for a pending transition right after mounting
|
|
previousRequestEnter.current !== requestEnter) {
|
|
hasPendingExitTransition.current = true;
|
|
setExitTransitionFinished(false);
|
|
}
|
|
previousRequestEnter.current = requestEnter;
|
|
}, [requestEnter]);
|
|
const handleExited = React.useCallback(() => {
|
|
hasPendingExitTransition.current = false;
|
|
setExitTransitionFinished(true);
|
|
}, []);
|
|
const registerTransition = React.useCallback(() => {
|
|
registeredTransitions.current += 1;
|
|
setHasTransition(true);
|
|
return () => {
|
|
registeredTransitions.current -= 1;
|
|
if (registeredTransitions.current === 0) {
|
|
setHasTransition(false);
|
|
}
|
|
};
|
|
}, []);
|
|
let hasExited;
|
|
if (!hasTransition) {
|
|
// If there are no transitions registered, the `exited` state is opposite of `requestEnter` immediately.
|
|
hasExited = !requestEnter;
|
|
} else if (requestEnter) {
|
|
hasExited = false;
|
|
} else {
|
|
hasExited = !hasPendingExitTransition.current && exitTransitionFinished;
|
|
}
|
|
|
|
// console.log({ hasExited, requestEnter, hasPendingExitTransition, exitTransitionFinished });
|
|
|
|
const contextValue = React.useMemo(() => ({
|
|
requestedEnter: requestEnter,
|
|
onExited: handleExited,
|
|
registerTransition,
|
|
hasExited
|
|
}), [handleExited, requestEnter, registerTransition, hasExited]);
|
|
return {
|
|
contextValue,
|
|
hasExited
|
|
};
|
|
} |