@base-ui-components/react/cjs/composite/item/useCompositeItem.js

Base UI is a library of headless ('unstyled') React components and low-level hooks. You gain complete control over your app's CSS and accessibility features.

"use strict";
'use client';

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.useCompositeItem = useCompositeItem;
var React = _interopRequireWildcard(require("react"));
var _CompositeRootContext = require("../root/CompositeRootContext");
var _useCompositeListItem = require("../list/useCompositeListItem");
var _mergeReactProps = require("../../utils/mergeReactProps");
function _getRequireWildcardCache(e) { if ("function" != typeof WeakMap) return null; var r = new WeakMap(), t = new WeakMap(); return (_getRequireWildcardCache = function (e) { return e ? t : r; })(e); }
function _interopRequireWildcard(e, r) { if (!r && e && e.__esModule) return e; if (null === e || "object" != typeof e && "function" != typeof e) return { default: e }; var t = _getRequireWildcardCache(r); if (t && t.has(e)) return t.get(e); var n = { __proto__: null }, a = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var u in e) if ("default" !== u && {}.hasOwnProperty.call(e, u)) { var i = a ? Object.getOwnPropertyDescriptor(e, u) : null; i && (i.get || i.set) ? Object.defineProperty(n, u, i) : n[u] = e[u]; } return n.default = e, t && t.set(e, n), n; }
function useCompositeItem(params = {}) {
  const {
    highlightedIndex,
    onHighlightedIndexChange
  } = (0, _CompositeRootContext.useCompositeRootContext)();
  const {
    ref,
    index
  } = (0, _useCompositeListItem.useCompositeListItem)(params);
  const isHighlighted = highlightedIndex === index;
  const getItemProps = React.useCallback((externalProps = {}) => (0, _mergeReactProps.mergeReactProps)(externalProps, {
    tabIndex: isHighlighted ? 0 : -1,
    onFocus() {
      onHighlightedIndexChange(index);
    }
  }), [isHighlighted, index, onHighlightedIndexChange]);
  return React.useMemo(() => ({
    getItemProps,
    ref,
    index
  }), [getItemProps, ref, index]);
}