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-rw-r--r--docs/components/usePrefersReducedMotion.tsx44
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diff --git a/docs/components/usePrefersReducedMotion.tsx b/docs/components/usePrefersReducedMotion.tsx
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--- a/docs/components/usePrefersReducedMotion.tsx
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-import { useState, useEffect } from "react";
-
-const QUERY = "(prefers-reduced-motion: no-preference)";
-const isRenderingOnServer = typeof window === "undefined";
-/**
- * All code here from https://www.joshwcomeau.com/snippets/react-hooks/use-prefers-reduced-motion/
- */
-const getInitialState = () => {
- // For our initial server render, we won't know if the user
- // prefers reduced motion, but it doesn't matter. This value
- // will be overwritten on the client, before any animations
- // occur.
- return isRenderingOnServer ? true : !window.matchMedia(QUERY).matches;
-};
-
-/**
- * Checks the user's device setting for `prefers-reduced-motion`.
- * Use this if you can't use a media query in CSS.
- *
- * From https://www.joshwcomeau.com/snippets/react-hooks/use-prefers-reduced-motion/
- */
-export function usePrefersReducedMotion(): boolean {
- const [prefersReducedMotion, setPrefersReducedMotion] =
- useState(getInitialState);
- useEffect(() => {
- const mediaQueryList = window.matchMedia(QUERY);
- const listener = (event: MediaQueryListEvent) => {
- setPrefersReducedMotion(!event.matches);
- };
- if (mediaQueryList.addEventListener) {
- mediaQueryList.addEventListener("change", listener);
- } else {
- mediaQueryList.addListener(listener);
- }
- return () => {
- if (mediaQueryList.removeEventListener) {
- mediaQueryList.removeEventListener("change", listener);
- } else {
- mediaQueryList.removeListener(listener);
- }
- };
- }, []);
- return prefersReducedMotion;
-}