el.xwx.moe/components/ClickAwayHandler.tsx
2023-05-22 15:50:48 +03:30

44 lines
1.5 KiB
TypeScript

// Copyright (C) 2022-present Daniel31x13 <daniel31x13@gmail.com>
// This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 3.
// This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
// You should have received a copy of the GNU General Public License along with this program. If not, see <https://www.gnu.org/licenses/>.
import React, { useRef, useEffect, ReactNode, RefObject } from "react";
type Props = {
children: ReactNode;
onClickOutside: Function;
className?: string;
};
function useOutsideAlerter(
ref: RefObject<HTMLElement>,
onClickOutside: Function
) {
useEffect(() => {
function handleClickOutside(event: Event) {
if (
ref.current &&
!ref.current.contains(event.target as HTMLInputElement)
) {
onClickOutside(event);
}
}
document.addEventListener("mousedown", handleClickOutside);
return () => {
document.removeEventListener("mousedown", handleClickOutside);
};
}, [ref, onClickOutside]);
}
export default function ({ children, onClickOutside, className }: Props) {
const wrapperRef = useRef(null);
useOutsideAlerter(wrapperRef, onClickOutside);
return (
<div ref={wrapperRef} className={className}>
{children}
</div>
);
}