el.xwx.moe/components/ClickAwayHandler.tsx
2023-10-28 12:50:11 -04:00

55 lines
1.2 KiB
TypeScript

import React, { useRef, useEffect, ReactNode, RefObject } from "react";
type Props = {
children: ReactNode;
onClickOutside: Function;
className?: string;
style?: React.CSSProperties;
onMount?: (rect: DOMRect) => void;
};
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 ClickAwayHandler({
children,
onClickOutside,
className,
style,
onMount,
}: Props) {
const wrapperRef = useRef<HTMLDivElement | null>(null);
useOutsideAlerter(wrapperRef, onClickOutside);
useEffect(() => {
if (wrapperRef.current && onMount) {
const rect = wrapperRef.current.getBoundingClientRect();
onMount(rect); // Pass the bounding rectangle to the parent
}
}, []);
return (
<div ref={wrapperRef} className={className} style={style}>
{children}
</div>
);
}