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chore: import upstream snapshot with attribution
2026-07-13 13:00:43 +08:00

37 lines
1.2 KiB
TypeScript

"use client";
import type { ReactNode } from "react";
/**
* Instant CSS tooltip — replaces the native `title` attribute, whose
* ~1s OS-controlled hover delay makes icon-only buttons feel
* unresponsive. Fades in after a ~150ms hover-intent delay and also
* shows on keyboard focus. Pure CSS (group-hover, no portal), so
* callers should avoid mounting it flush against an overflow-hidden
* edge where the label would clip.
*/
export default function Tooltip({
label,
side = "bottom",
children,
}: {
label: string;
/** Which side of the trigger the label appears on. */
side?: "top" | "bottom";
children: ReactNode;
}) {
const place = side === "bottom" ? "top-full mt-1.5" : "bottom-full mb-1.5";
return (
<span className="group/tip relative inline-flex">
{children}
<span
role="tooltip"
aria-hidden
className={`pointer-events-none absolute left-1/2 z-[80] -translate-x-1/2 ${place} whitespace-nowrap rounded-md bg-[var(--foreground)] px-2 py-1 text-[11px] font-medium leading-none text-[var(--background)] opacity-0 shadow-md transition-opacity duration-100 group-focus-within/tip:opacity-100 group-hover/tip:opacity-100 group-hover/tip:delay-150`}
>
{label}
</span>
</span>
);
}