import * as React from 'react'; import useEnhancedEffect from '@mui/utils/useEnhancedEffect'; const isDevEnvironment = process.env.NODE_ENV === 'development' || process.env.NODE_ENV === 'test'; const noop = () => {}; export function useResizeObserver(ref, fn, enabled) { const fnRef = React.useRef(null); fnRef.current = fn; useEnhancedEffect(() => { if (enabled === false || typeof ResizeObserver === 'undefined') { return noop; } let frameID = 0; const target = ref.current; const observer = new ResizeObserver(entries => { // See https://github.com/mui/mui-x/issues/8733 // In dev, we avoid the React warning by moving the task to the next frame. // In prod, we want the task to run in the same frame as to avoid tear. if (isDevEnvironment) { frameID = requestAnimationFrame(() => { fnRef.current(entries); }); } else { fnRef.current(entries); } }); if (target) { observer.observe(target); } return () => { if (frameID) { cancelAnimationFrame(frameID); } observer.disconnect(); }; }, [ref, enabled]); }