element-call/src/Menu.jsx
2021-12-06 17:34:10 -08:00

60 lines
1.5 KiB
JavaScript

import React, { useRef, useState } from "react";
import styles from "./Menu.module.css";
import { useMenu, useMenuItem } from "@react-aria/menu";
import { useTreeState } from "@react-stately/tree";
import { mergeProps } from "@react-aria/utils";
import { useFocus } from "@react-aria/interactions";
import classNames from "classnames";
export function Menu({ className, onAction, ...rest }) {
const state = useTreeState({ ...rest, selectionMode: "none" });
const menuRef = useRef();
const { menuProps } = useMenu(rest, state, menuRef);
return (
<ul
{...mergeProps(menuProps, rest)}
ref={menuRef}
className={classNames(styles.menu, className)}
>
{[...state.collection].map((item) => (
<MenuItem
key={item.key}
item={item}
state={state}
onAction={onAction}
onClose={rest.onClose}
/>
))}
</ul>
);
}
function MenuItem({ item, state, onAction, onClose }) {
const ref = useRef();
const { menuItemProps } = useMenuItem(
{
key: item.key,
isDisabled: item.isDisabled,
onAction,
onClose,
},
state,
ref
);
const [isFocused, setFocused] = useState(false);
const { focusProps } = useFocus({ onFocusChange: setFocused });
return (
<li
{...mergeProps(menuItemProps, focusProps)}
ref={ref}
className={classNames(styles.menuItem, {
[styles.focused]: isFocused,
})}
>
{item.rendered}
</li>
);
}