@mantine/hooks/esm/use-focus-return/use-focus-return.mjs.map

A collection of 50+ hooks for state and UI management

{"version":3,"file":"use-focus-return.mjs","names":[],"sources":["../../src/use-focus-return/use-focus-return.ts"],"sourcesContent":["import { useRef } from 'react';\nimport { useDidUpdate } from '../use-did-update/use-did-update';\n\nexport interface UseFocusReturnInput {\n  opened: boolean;\n  shouldReturnFocus?: boolean;\n}\n\nexport type UseFocusReturnReturnValue = () => void;\n\nexport function useFocusReturn({\n  opened,\n  shouldReturnFocus = true,\n}: UseFocusReturnInput): UseFocusReturnReturnValue {\n  const lastActiveElement = useRef<HTMLElement>(null);\n  const returnFocus = () => {\n    if (\n      lastActiveElement.current &&\n      'focus' in lastActiveElement.current &&\n      typeof lastActiveElement.current.focus === 'function'\n    ) {\n      lastActiveElement.current?.focus({ preventScroll: true });\n    }\n  };\n\n  useDidUpdate(() => {\n    let timeout = -1;\n\n    const clearFocusTimeout = (event: KeyboardEvent) => {\n      if (event.key === 'Tab') {\n        window.clearTimeout(timeout);\n      }\n    };\n\n    document.addEventListener('keydown', clearFocusTimeout);\n\n    if (opened) {\n      lastActiveElement.current = document.activeElement as HTMLElement;\n    } else if (shouldReturnFocus) {\n      const activeElementAtClose = document.activeElement;\n      timeout = window.setTimeout(() => {\n        const currentActiveElement = document.activeElement;\n        if (\n          currentActiveElement === null ||\n          currentActiveElement === document.body ||\n          currentActiveElement === activeElementAtClose\n        ) {\n          returnFocus();\n        }\n      }, 10);\n    }\n\n    return () => {\n      window.clearTimeout(timeout);\n      document.removeEventListener('keydown', clearFocusTimeout);\n    };\n  }, [opened, shouldReturnFocus]);\n\n  return returnFocus;\n}\n\nexport namespace useFocusReturn {\n  export type Input = UseFocusReturnInput;\n  export type ReturnValue = UseFocusReturnReturnValue;\n}\n"],"mappings":";;;;AAUA,SAAgB,eAAe,EAC7B,QACA,oBAAoB,QAC6B;CACjD,MAAM,oBAAoB,OAAoB,IAAI;CAClD,MAAM,oBAAoB;EACxB,IACE,kBAAkB,WAClB,WAAW,kBAAkB,WAC7B,OAAO,kBAAkB,QAAQ,UAAU,YAE3C,kBAAkB,SAAS,MAAM,EAAE,eAAe,KAAK,CAAC;CAE5D;CAEA,mBAAmB;EACjB,IAAI,UAAU;EAEd,MAAM,qBAAqB,UAAyB;GAClD,IAAI,MAAM,QAAQ,OAChB,OAAO,aAAa,OAAO;EAE/B;EAEA,SAAS,iBAAiB,WAAW,iBAAiB;EAEtD,IAAI,QACF,kBAAkB,UAAU,SAAS;OAChC,IAAI,mBAAmB;GAC5B,MAAM,uBAAuB,SAAS;GACtC,UAAU,OAAO,iBAAiB;IAChC,MAAM,uBAAuB,SAAS;IACtC,IACE,yBAAyB,QACzB,yBAAyB,SAAS,QAClC,yBAAyB,sBAEzB,YAAY;GAEhB,GAAG,EAAE;EACP;EAEA,aAAa;GACX,OAAO,aAAa,OAAO;GAC3B,SAAS,oBAAoB,WAAW,iBAAiB;EAC3D;CACF,GAAG,CAAC,QAAQ,iBAAiB,CAAC;CAE9B,OAAO;AACT"}