mirror of
https://github.com/Snigdha-OS/documentation.git
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28 lines
1.2 KiB
JavaScript
28 lines
1.2 KiB
JavaScript
/**
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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import React, { useMemo, useState, useContext } from 'react';
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import { ReactContextError } from '../utils/reactUtils';
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const EmptyContext = Symbol('EmptyContext');
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const Context = React.createContext(EmptyContext);
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/**
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* Should be used to wrap one sidebar category level. This provider syncs the
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* expanded states of all sibling categories, and categories can choose to
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* collapse itself if another one is expanded.
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*/
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export function DocSidebarItemsExpandedStateProvider({ children, }) {
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const [expandedItem, setExpandedItem] = useState(null);
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const contextValue = useMemo(() => ({ expandedItem, setExpandedItem }), [expandedItem]);
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return <Context.Provider value={contextValue}>{children}</Context.Provider>;
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}
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export function useDocSidebarItemsExpandedState() {
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const value = useContext(Context);
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if (value === EmptyContext) {
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throw new ReactContextError('DocSidebarItemsExpandedStateProvider');
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}
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return value;
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}
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//# sourceMappingURL=docSidebarItemsExpandedState.js.map
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