31 lines
773 B
TypeScript
31 lines
773 B
TypeScript
import * as React from "react";
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const MOBILE_BREAKPOINT = 768;
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export function useIsMobile() {
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const [isMobile, setIsMobile] = React.useState<boolean | undefined>(
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undefined,
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);
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React.useEffect(() => {
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const checkMobile = () => {
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const mobile = window.innerWidth < MOBILE_BREAKPOINT;
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setIsMobile((prev) => {
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// Éviter les re-renders inutiles si la valeur n'a pas changé
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if (prev === mobile) return prev;
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return mobile;
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});
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};
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// Vérification initiale
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checkMobile();
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const mql = window.matchMedia(`(max-width: ${MOBILE_BREAKPOINT - 1}px)`);
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mql.addEventListener("change", checkMobile);
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return () => mql.removeEventListener("change", checkMobile);
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}, []);
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return !!isMobile;
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}
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