David Langley
491f0cd08a
* Copyright headers 1 * Licence headers 2 * Copyright Headers 3 * Copyright Headers 4 * Copyright Headers 5 * Copyright Headers 6 * Copyright headers 7 * Add copyright headers for html and config file * Replace license files and update package.json * Update with CLA * lint
21 lines
683 B
TypeScript
21 lines
683 B
TypeScript
/*
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Copyright 2024 New Vector Ltd.
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Copyright 2021 The Matrix.org Foundation C.I.C.
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SPDX-License-Identifier: AGPL-3.0-only OR GPL-3.0-only
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Please see LICENSE files in the repository root for full details.
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*/
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import { Dispatch, useState } from "react";
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// Hook to simplify interactions with a store-backed state values
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// Returns value and method to change the state value
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export const useStateCallback = <T>(initialValue: T, callback: (v: T) => void): [T, Dispatch<T>] => {
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const [value, setValue] = useState(initialValue);
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const interceptSetValue = (newVal: T): void => {
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setValue(newVal);
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callback(newVal);
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};
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return [value, interceptSetValue];
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};
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