UNPKG

next

Version:

The React Framework

34 lines (33 loc) 1.12 kB
import * as React from 'react'; export function useOnClickOutside(el, cssSelectorsToExclude, handler) { React.useEffect(()=>{ if (el == null || handler == null) { return; } const listener = (e)=>{ // Do nothing if clicking ref's element or descendent elements if (!el || el.contains(e.target)) { return; } if (// Do nothing if clicking on an element that is excluded by the CSS selector(s) cssSelectorsToExclude.some((cssSelector)=>e.target.closest(cssSelector))) { return; } handler(e); }; const root = el.getRootNode(); root.addEventListener('mouseup', listener); root.addEventListener('touchend', listener, { passive: false }); return function() { root.removeEventListener('mouseup', listener); root.removeEventListener('touchend', listener); }; }, [ handler, el, cssSelectorsToExclude ]); } //# sourceMappingURL=use-on-click-outside.js.map