@base-ui-components/react/cjs/select/positioner/useSelectPositioner.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";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.useSelectPositioner = useSelectPositioner;
var React = _interopRequireWildcard(require("react"));
var _useAnchorPositioning = require("../../utils/useAnchorPositioning");
var _mergeReactProps = require("../../utils/mergeReactProps");
var _SelectRootContext = require("../root/SelectRootContext");
var _useScrollLock = require("../../utils/useScrollLock");
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 useSelectPositioner(params) {
  const {
    open,
    alignItemToTrigger,
    mounted,
    triggerElement,
    modal
  } = (0, _SelectRootContext.useSelectRootContext)();
  (0, _useScrollLock.useScrollLock)((alignItemToTrigger || modal) && open, triggerElement);
  const {
    positionerStyles: enabledPositionerStyles,
    arrowStyles,
    anchorHidden,
    arrowRef,
    arrowUncentered,
    renderedSide,
    renderedAlign,
    positionerContext,
    isPositioned
  } = (0, _useAnchorPositioning.useAnchorPositioning)({
    ...params,
    keepMounted: true,
    trackAnchor: params.trackAnchor ?? !alignItemToTrigger,
    mounted
  });
  const positionerStyles = React.useMemo(() => alignItemToTrigger ? {
    position: 'fixed'
  } : enabledPositionerStyles, [alignItemToTrigger, enabledPositionerStyles]);
  const getPositionerProps = React.useCallback((externalProps = {}) => {
    const hiddenStyles = {};
    if (!open) {
      hiddenStyles.pointerEvents = 'none';
    }
    return (0, _mergeReactProps.mergeReactProps)(externalProps, {
      role: 'presentation',
      hidden: !mounted,
      style: {
        ...positionerStyles,
        ...hiddenStyles
      }
    });
  }, [open, mounted, positionerStyles]);
  const positioner = React.useMemo(() => ({
    arrowRef,
    arrowUncentered,
    arrowStyles,
    side: alignItemToTrigger ? 'none' : renderedSide,
    align: renderedAlign,
    positionerContext,
    isPositioned,
    anchorHidden
  }), [alignItemToTrigger, arrowRef, arrowStyles, arrowUncentered, isPositioned, positionerContext, renderedAlign, renderedSide, anchorHidden]);
  return React.useMemo(() => ({
    getPositionerProps,
    positioner
  }), [getPositionerProps, positioner]);
}