@base-ui-components/react/esm/combobox/backdrop/ComboboxBackdrop.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 client';

import * as React from 'react';
import { useStore } from '@base-ui-components/utils/store';
import { useComboboxRootContext } from "../root/ComboboxRootContext.js";
import { popupStateMapping } from "../../utils/popupStateMapping.js";
import { transitionStatusMapping } from "../../utils/stateAttributesMapping.js";
import { useRenderElement } from "../../utils/useRenderElement.js";
import { selectors } from "../store.js";
const stateAttributesMapping = {
  ...popupStateMapping,
  ...transitionStatusMapping
};

/**
 * An overlay displayed beneath the popup.
 * Renders a `<div>` element.
 */
export const ComboboxBackdrop = /*#__PURE__*/React.forwardRef(function ComboboxBackdrop(componentProps, forwardedRef) {
  const {
    className,
    render,
    ...elementProps
  } = componentProps;
  const store = useComboboxRootContext();
  const open = useStore(store, selectors.open);
  const mounted = useStore(store, selectors.mounted);
  const transitionStatus = useStore(store, selectors.transitionStatus);
  const state = React.useMemo(() => ({
    open,
    transitionStatus
  }), [open, transitionStatus]);
  return useRenderElement('div', componentProps, {
    state,
    ref: forwardedRef,
    stateAttributesMapping,
    props: [{
      role: 'presentation',
      hidden: !mounted,
      style: {
        userSelect: 'none',
        WebkitUserSelect: 'none'
      }
    }, elementProps]
  });
});
if (process.env.NODE_ENV !== "production") ComboboxBackdrop.displayName = "ComboboxBackdrop";