32 lines
831 B
JavaScript
32 lines
831 B
JavaScript
// @flow
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import { debounce } from "lodash";
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import * as React from "react";
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export default function useWindowSize() {
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const [windowSize, setWindowSize] = React.useState({
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width: parseInt(window.innerWidth),
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height: parseInt(window.innerHeight),
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});
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React.useEffect(() => {
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// Handler to call on window resize
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const handleResize = debounce(() => {
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// Set window width/height to state
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setWindowSize({
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width: parseInt(window.innerWidth),
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height: parseInt(window.innerHeight),
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});
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}, 100);
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// Add event listener
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window.addEventListener("resize", handleResize);
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// Call handler right away so state gets updated with initial window size
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handleResize();
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return () => window.removeEventListener("resize", handleResize);
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}, []);
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return windowSize;
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}
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