mirror of
https://github.com/vector-im/element-call.git
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40 lines
1.2 KiB
TypeScript
40 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 { MutableRefObject, RefCallback, useCallback } from "react";
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/**
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* Combines multiple refs into one, useful for attaching multiple refs to the
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* same DOM node.
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*/
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export const useMergedRefs = <T>(
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...refs: (MutableRefObject<T | null> | RefCallback<T | null>)[]
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): RefCallback<T | null> =>
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useCallback(
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(value) =>
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refs.forEach((ref) => {
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if (typeof ref === "function") {
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ref(value);
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} else {
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ref.current = value;
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}
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}),
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// Since this isn't an array literal, we can't use the static dependency
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// checker, but that's okay
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// eslint-disable-next-line react-hooks/exhaustive-deps
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refs
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);
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