"use strict"; 'use client'; Object.defineProperty(exports, "__esModule", { value: true }); exports.useMenuItemContextStabilizer = useMenuItemContextStabilizer; var React = _interopRequireWildcard(require("react")); var _utils = require("@mui/utils"); var _useList = require("../useList"); 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; } /** * Stabilizes the ListContext value for the MenuItem component, so it doesn't change when sibling items update. * * @param id The id of the MenuItem. If undefined, it will be generated with useId. * @returns The stable ListContext value and the id of the MenuItem. * * Demos: * * - [Menu](https://mui.com/base-ui/react-menu/#hooks) * * API: * * - [useMenuItemContextStabilizer API](https://mui.com/base-ui/react-menu/hooks-api/#use-menu-item-context-stabilizer) */ function useMenuItemContextStabilizer(id) { const listContext = React.useContext(_useList.ListContext); if (!listContext) { throw new Error('MenuItem: ListContext was not found.'); } const itemId = (0, _utils.unstable_useId)(id); const { getItemState, dispatch } = listContext; let itemState; if (itemId != null) { itemState = getItemState(itemId); } else { itemState = { focusable: true, highlighted: false, selected: false }; } const { highlighted, selected, focusable } = itemState; // The local version of getItemState can be only called with the current Option's value. // It doesn't make much sense to render an Option depending on other Options' state anyway. const localGetItemState = React.useCallback(itemValue => { if (itemValue !== itemId) { throw new Error(['Base UI MenuItem: Tried to access the state of another MenuItem.', `itemValue: ${itemValue} | id: ${itemId}`, 'This is unsupported when the MenuItem uses the MenuItemContextStabilizer as a performance optimization.'].join('/n')); } return { highlighted, selected, focusable }; }, [highlighted, selected, focusable, itemId]); // Create a local (per MenuItem) instance of the ListContext that changes only when // the getItemState's return value changes. // This makes MenuItems re-render only when their state actually change, not when any MenuItem's state changes. const localContextValue = React.useMemo(() => ({ dispatch, getItemState: localGetItemState }), [dispatch, localGetItemState]); return { contextValue: localContextValue, id: itemId }; }