mirror of
https://github.com/vector-im/element-call.git
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a7624806b2
This upgrade came with a number of new lints that needed to be fixed across the code base. Primarily: explicit return types on functions, and explicit visibility modifiers on class members.
38 lines
1.2 KiB
TypeScript
38 lines
1.2 KiB
TypeScript
/*
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Copyright 2023 New Vector Ltd
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import { useCallback, useMemo, useState } from "react";
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import { useEventTarget } from "./useEvents";
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/**
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* React hook that tracks whether the given media query matches.
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*/
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export function useMediaQuery(query: string): boolean {
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const mediaQuery = useMemo(() => matchMedia(query), [query]);
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const [numChanges, setNumChanges] = useState(0);
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useEventTarget(
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mediaQuery,
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"change",
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useCallback(() => setNumChanges((n) => n + 1), [setNumChanges])
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);
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// We want any change to the update counter to trigger an update here
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// eslint-disable-next-line react-hooks/exhaustive-deps
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return useMemo(() => mediaQuery.matches, [mediaQuery, numChanges]);
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}
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