31 lines
721 B
TypeScript
Executable File
31 lines
721 B
TypeScript
Executable File
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>(
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typeof window !== "undefined"
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? window.matchMedia(`(max-width: ${MOBILE_BREAKPOINT - 1}px)`).matches
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: false
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);
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React.useEffect(() => {
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const mql = window.matchMedia(`(max-width: ${MOBILE_BREAKPOINT - 1}px)`);
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const onChange = (event: MediaQueryListEvent) => {
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setIsMobile(event.matches);
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};
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// Set initial value
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setIsMobile(mql.matches);
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// Add listener
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mql.addEventListener("change", onChange);
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// Cleanup
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return () => mql.removeEventListener("change", onChange);
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}, []);
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return isMobile;
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}
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