@react-aria/utils/dist/useResizeObserver.module.js

Spectrum UI components in React

import {useEffect as $Vsl8o$useEffect} from "react";


function $9daab02d461809db$var$hasResizeObserver() {
    return typeof window.ResizeObserver !== 'undefined';
}
function $9daab02d461809db$export$683480f191c0e3ea(options) {
    const { ref: ref, box: box, onResize: onResize } = options;
    (0, $Vsl8o$useEffect)(()=>{
        let element = ref === null || ref === void 0 ? void 0 : ref.current;
        if (!element) return;
        if (!$9daab02d461809db$var$hasResizeObserver()) {
            window.addEventListener('resize', onResize, false);
            return ()=>{
                window.removeEventListener('resize', onResize, false);
            };
        } else {
            const resizeObserverInstance = new window.ResizeObserver((entries)=>{
                if (!entries.length) return;
                onResize();
            });
            resizeObserverInstance.observe(element, {
                box: box
            });
            return ()=>{
                if (element) resizeObserverInstance.unobserve(element);
            };
        }
    }, [
        onResize,
        ref,
        box
    ]);
}


export {$9daab02d461809db$export$683480f191c0e3ea as useResizeObserver};
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