react-bootstrap/esm/Dropdown.js

Bootstrap 5 components built with React

"use client";

import classNames from 'classnames';
import * as React from 'react';
import { useContext, useMemo } from 'react';
import BaseDropdown from '@restart/ui/Dropdown';
import { useUncontrolled } from 'uncontrollable';
import useEventCallback from '@restart/hooks/useEventCallback';
import DropdownContext from './DropdownContext';
import DropdownDivider from './DropdownDivider';
import DropdownHeader from './DropdownHeader';
import DropdownItem from './DropdownItem';
import DropdownItemText from './DropdownItemText';
import DropdownMenu, { getDropdownMenuPlacement } from './DropdownMenu';
import DropdownToggle from './DropdownToggle';
import InputGroupContext from './InputGroupContext';
import { useBootstrapPrefix, useIsRTL } from './ThemeProvider';
import { alignPropType } from './types';
import { jsx as _jsx } from "react/jsx-runtime";
const Dropdown = /*#__PURE__*/React.forwardRef((pProps, ref) => {
  const {
    bsPrefix,
    drop = 'down',
    show,
    className,
    align = 'start',
    onSelect,
    onToggle,
    focusFirstItemOnShow,
    // Need to define the default "as" during prop destructuring to be compatible with styled-components github.com/react-bootstrap/react-bootstrap/issues/3595
    as: Component = 'div',
    navbar: _4,
    autoClose = true,
    ...props
  } = useUncontrolled(pProps, {
    show: 'onToggle'
  });
  const isInputGroup = useContext(InputGroupContext);
  const prefix = useBootstrapPrefix(bsPrefix, 'dropdown');
  const isRTL = useIsRTL();
  const isClosingPermitted = source => {
    // autoClose=false only permits close on button click
    if (autoClose === false) return source === 'click';

    // autoClose=inside doesn't permit close on rootClose
    if (autoClose === 'inside') return source !== 'rootClose';

    // autoClose=outside doesn't permit close on select
    if (autoClose === 'outside') return source !== 'select';
    return true;
  };
  const handleToggle = useEventCallback((nextShow, meta) => {
    var _meta$originalEvent;
    /** Checking if target of event is ToggleButton,
     * if it is then nullify mousedown event
     */
    const isToggleButton = (_meta$originalEvent = meta.originalEvent) == null || (_meta$originalEvent = _meta$originalEvent.target) == null ? void 0 : _meta$originalEvent.classList.contains('dropdown-toggle');
    if (isToggleButton && meta.source === 'mousedown') {
      return;
    }
    if (meta.originalEvent.currentTarget === document && (meta.source !== 'keydown' || meta.originalEvent.key === 'Escape')) meta.source = 'rootClose';
    if (isClosingPermitted(meta.source)) onToggle == null || onToggle(nextShow, meta);
  });
  const alignEnd = align === 'end';
  const placement = getDropdownMenuPlacement(alignEnd, drop, isRTL);
  const contextValue = useMemo(() => ({
    align,
    drop,
    isRTL
  }), [align, drop, isRTL]);
  const directionClasses = {
    down: prefix,
    'down-centered': `${prefix}-center`,
    up: 'dropup',
    'up-centered': 'dropup-center dropup',
    end: 'dropend',
    start: 'dropstart'
  };
  return /*#__PURE__*/_jsx(DropdownContext.Provider, {
    value: contextValue,
    children: /*#__PURE__*/_jsx(BaseDropdown, {
      placement: placement,
      show: show,
      onSelect: onSelect,
      onToggle: handleToggle,
      focusFirstItemOnShow: focusFirstItemOnShow,
      itemSelector: `.${prefix}-item:not(.disabled):not(:disabled)`,
      children: isInputGroup ? props.children : /*#__PURE__*/_jsx(Component, {
        ...props,
        ref: ref,
        className: classNames(className, show && 'show', directionClasses[drop])
      })
    })
  });
});
Dropdown.displayName = 'Dropdown';
export default Object.assign(Dropdown, {
  Toggle: DropdownToggle,
  Menu: DropdownMenu,
  Item: DropdownItem,
  ItemText: DropdownItemText,
  Divider: DropdownDivider,
  Header: DropdownHeader
});