/*! * Bootstrap dropdown.js v5.0.0 (https://getbootstrap.com/) * Copyright 2011-2021 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors) * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) */ (function (global, factory) { typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('@popperjs/core'), require('./dom/data.js'), require('./dom/event-handler.js'), require('./dom/manipulator.js'), require('./dom/selector-engine.js'), require('./base-component.js')) : typeof define === 'function' && define.amd ? define(['@popperjs/core', './dom/data', './dom/event-handler', './dom/manipulator', './dom/selector-engine', './base-component'], factory) : (global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Dropdown = factory(global.Popper, global.Data, global.EventHandler, global.Manipulator, global.SelectorEngine, global.Base)); }(this, (function (Popper, Data, EventHandler, Manipulator, SelectorEngine, BaseComponent) { 'use strict'; function _interopDefaultLegacy (e) { return e && typeof e === 'object' && 'default' in e ? e : { 'default': e }; } function _interopNamespace(e) { if (e && e.__esModule) return e; var n = Object.create(null); if (e) { Object.keys(e).forEach(function (k) { if (k !== 'default') { var d = Object.getOwnPropertyDescriptor(e, k); Object.defineProperty(n, k, d.get ? d : { enumerable: true, get: function () { return e[k]; } }); } }); } n['default'] = e; return Object.freeze(n); } var Popper__namespace = /*#__PURE__*/_interopNamespace(Popper); var Data__default = /*#__PURE__*/_interopDefaultLegacy(Data); var EventHandler__default = /*#__PURE__*/_interopDefaultLegacy(EventHandler); var Manipulator__default = /*#__PURE__*/_interopDefaultLegacy(Manipulator); var SelectorEngine__default = /*#__PURE__*/_interopDefaultLegacy(SelectorEngine); var BaseComponent__default = /*#__PURE__*/_interopDefaultLegacy(BaseComponent); /** * -------------------------------------------------------------------------- * Bootstrap (v5.0.0): util/index.js * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) * -------------------------------------------------------------------------- */ const toType = obj => { if (obj === null || obj === undefined) { return `${obj}`; } return {}.toString.call(obj).match(/\s([a-z]+)/i)[1].toLowerCase(); }; const getSelector = element => { let selector = element.getAttribute('data-bs-target'); if (!selector || selector === '#') { let hrefAttr = element.getAttribute('href'); // The only valid content that could double as a selector are IDs or classes, // so everything starting with `#` or `.`. If a "real" URL is used as the selector, // `document.querySelector` will rightfully complain it is invalid. // See https://github.com/twbs/bootstrap/issues/32273 if (!hrefAttr || !hrefAttr.includes('#') && !hrefAttr.startsWith('.')) { return null; } // Just in case some CMS puts out a full URL with the anchor appended if (hrefAttr.includes('#') && !hrefAttr.startsWith('#')) { hrefAttr = `#${hrefAttr.split('#')[1]}`; } selector = hrefAttr && hrefAttr !== '#' ? hrefAttr.trim() : null; } return selector; }; const getElementFromSelector = element => { const selector = getSelector(element); return selector ? document.querySelector(selector) : null; }; const isElement = obj => (obj[0] || obj).nodeType; const typeCheckConfig = (componentName, config, configTypes) => { Object.keys(configTypes).forEach(property => { const expectedTypes = configTypes[property]; const value = config[property]; const valueType = value && isElement(value) ? 'element' : toType(value); if (!new RegExp(expectedTypes).test(valueType)) { throw new TypeError(`${componentName.toUpperCase()}: Option "${property}" provided type "${valueType}" but expected type "${expectedTypes}".`); } }); }; const isVisible = element => { if (!element) { return false; } if (element.style && element.parentNode && element.parentNode.style) { const elementStyle = getComputedStyle(element); const parentNodeStyle = getComputedStyle(element.parentNode); return elementStyle.display !== 'none' && parentNodeStyle.display !== 'none' && elementStyle.visibility !== 'hidden'; } return false; }; const isDisabled = element => { if (!element || element.nodeType !== Node.ELEMENT_NODE) { return true; } if (element.classList.contains('disabled')) { return true; } if (typeof element.disabled !== 'undefined') { return element.disabled; } return element.hasAttribute('disabled') && element.getAttribute('disabled') !== 'false'; }; const noop = () => {}; const getjQuery = () => { const { jQuery } = window; if (jQuery && !document.body.hasAttribute('data-bs-no-jquery')) { return jQuery; } return null; }; const onDOMContentLoaded = callback => { if (document.readyState === 'loading') { document.addEventListener('DOMContentLoaded', callback); } else { callback(); } }; const isRTL = () => document.documentElement.dir === 'rtl'; const defineJQueryPlugin = (name, plugin) => { onDOMContentLoaded(() => { const $ = getjQuery(); /* istanbul ignore if */ if ($) { const JQUERY_NO_CONFLICT = $.fn[name]; $.fn[name] = plugin.jQueryInterface; $.fn[name].Constructor = plugin; $.fn[name].noConflict = () => { $.fn[name] = JQUERY_NO_CONFLICT; return plugin.jQueryInterface; }; } }); }; /** * -------------------------------------------------------------------------- * Bootstrap (v5.0.0): dropdown.js * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) * -------------------------------------------------------------------------- */ /** * ------------------------------------------------------------------------ * Constants * ------------------------------------------------------------------------ */ const NAME = 'dropdown'; const DATA_KEY = 'bs.dropdown'; const EVENT_KEY = `.${DATA_KEY}`; const DATA_API_KEY = '.data-api'; const ESCAPE_KEY = 'Escape'; const SPACE_KEY = 'Space'; const TAB_KEY = 'Tab'; const ARROW_UP_KEY = 'ArrowUp'; const ARROW_DOWN_KEY = 'ArrowDown'; const RIGHT_MOUSE_BUTTON = 2; // MouseEvent.button value for the secondary button, usually the right button const REGEXP_KEYDOWN = new RegExp(`${ARROW_UP_KEY}|${ARROW_DOWN_KEY}|${ESCAPE_KEY}`); const EVENT_HIDE = `hide${EVENT_KEY}`; const EVENT_HIDDEN = `hidden${EVENT_KEY}`; const EVENT_SHOW = `show${EVENT_KEY}`; const EVENT_SHOWN = `shown${EVENT_KEY}`; const EVENT_CLICK = `click${EVENT_KEY}`; const EVENT_CLICK_DATA_API = `click${EVENT_KEY}${DATA_API_KEY}`; const EVENT_KEYDOWN_DATA_API = `keydown${EVENT_KEY}${DATA_API_KEY}`; const EVENT_KEYUP_DATA_API = `keyup${EVENT_KEY}${DATA_API_KEY}`; const CLASS_NAME_SHOW = 'show'; const CLASS_NAME_DROPUP = 'dropup'; const CLASS_NAME_DROPEND = 'dropend'; const CLASS_NAME_DROPSTART = 'dropstart'; const CLASS_NAME_NAVBAR = 'navbar'; const SELECTOR_DATA_TOGGLE = '[data-bs-toggle="dropdown"]'; const SELECTOR_MENU = '.dropdown-menu'; const SELECTOR_NAVBAR_NAV = '.navbar-nav'; const SELECTOR_VISIBLE_ITEMS = '.dropdown-menu .dropdown-item:not(.disabled):not(:disabled)'; const PLACEMENT_TOP = isRTL() ? 'top-end' : 'top-start'; const PLACEMENT_TOPEND = isRTL() ? 'top-start' : 'top-end'; const PLACEMENT_BOTTOM = isRTL() ? 'bottom-end' : 'bottom-start'; const PLACEMENT_BOTTOMEND = isRTL() ? 'bottom-start' : 'bottom-end'; const PLACEMENT_RIGHT = isRTL() ? 'left-start' : 'right-start'; const PLACEMENT_LEFT = isRTL() ? 'right-start' : 'left-start'; const Default = { offset: [0, 2], boundary: 'clippingParents', reference: 'toggle', display: 'dynamic', popperConfig: null, autoClose: true }; const DefaultType = { offset: '(array|string|function)', boundary: '(string|element)', reference: '(string|element|object)', display: 'string', popperConfig: '(null|object|function)', autoClose: '(boolean|string)' }; /** * ------------------------------------------------------------------------ * Class Definition * ------------------------------------------------------------------------ */ class Dropdown extends BaseComponent__default['default'] { constructor(element, config) { super(element); this._popper = null; this._config = this._getConfig(config); this._menu = this._getMenuElement(); this._inNavbar = this._detectNavbar(); this._addEventListeners(); } // Getters static get Default() { return Default; } static get DefaultType() { return DefaultType; } static get DATA_KEY() { return DATA_KEY; } // Public toggle() { if (isDisabled(this._element)) { return; } const isActive = this._element.classList.contains(CLASS_NAME_SHOW); if (isActive) { this.hide(); return; } this.show(); } show() { if (isDisabled(this._element) || this._menu.classList.contains(CLASS_NAME_SHOW)) { return; } const parent = Dropdown.getParentFromElement(this._element); const relatedTarget = { relatedTarget: this._element }; const showEvent = EventHandler__default['default'].trigger(this._element, EVENT_SHOW, relatedTarget); if (showEvent.defaultPrevented) { return; } // Totally disable Popper for Dropdowns in Navbar if (this._inNavbar) { Manipulator__default['default'].setDataAttribute(this._menu, 'popper', 'none'); } else { if (typeof Popper__namespace === 'undefined') { throw new TypeError('Bootstrap\'s dropdowns require Popper (https://popper.js.org)'); } let referenceElement = this._element; if (this._config.reference === 'parent') { referenceElement = parent; } else if (isElement(this._config.reference)) { referenceElement = this._config.reference; // Check if it's jQuery element if (typeof this._config.reference.jquery !== 'undefined') { referenceElement = this._config.reference[0]; } } else if (typeof this._config.reference === 'object') { referenceElement = this._config.reference; } const popperConfig = this._getPopperConfig(); const isDisplayStatic = popperConfig.modifiers.find(modifier => modifier.name === 'applyStyles' && modifier.enabled === false); this._popper = Popper__namespace.createPopper(referenceElement, this._menu, popperConfig); if (isDisplayStatic) { Manipulator__default['default'].setDataAttribute(this._menu, 'popper', 'static'); } } // If this is a touch-enabled device we add extra // empty mouseover listeners to the body's immediate children; // only needed because of broken event delegation on iOS // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html if ('ontouchstart' in document.documentElement && !parent.closest(SELECTOR_NAVBAR_NAV)) { [].concat(...document.body.children).forEach(elem => EventHandler__default['default'].on(elem, 'mouseover', noop)); } this._element.focus(); this._element.setAttribute('aria-expanded', true); this._menu.classList.toggle(CLASS_NAME_SHOW); this._element.classList.toggle(CLASS_NAME_SHOW); EventHandler__default['default'].trigger(this._element, EVENT_SHOWN, relatedTarget); } hide() { if (isDisabled(this._element) || !this._menu.classList.contains(CLASS_NAME_SHOW)) { return; } const relatedTarget = { relatedTarget: this._element }; this._completeHide(relatedTarget); } dispose() { this._menu = null; if (this._popper) { this._popper.destroy(); this._popper = null; } super.dispose(); } update() { this._inNavbar = this._detectNavbar(); if (this._popper) { this._popper.update(); } } // Private _addEventListeners() { EventHandler__default['default'].on(this._element, EVENT_CLICK, event => { event.preventDefault(); this.toggle(); }); } _completeHide(relatedTarget) { const hideEvent = EventHandler__default['default'].trigger(this._element, EVENT_HIDE, relatedTarget); if (hideEvent.defaultPrevented) { return; } // If this is a touch-enabled device we remove the extra // empty mouseover listeners we added for iOS support if ('ontouchstart' in document.documentElement) { [].concat(...document.body.children).forEach(elem => EventHandler__default['default'].off(elem, 'mouseover', noop)); } if (this._popper) { this._popper.destroy(); } this._menu.classList.remove(CLASS_NAME_SHOW); this._element.classList.remove(CLASS_NAME_SHOW); this._element.setAttribute('aria-expanded', 'false'); Manipulator__default['default'].removeDataAttribute(this._menu, 'popper'); EventHandler__default['default'].trigger(this._element, EVENT_HIDDEN, relatedTarget); } _getConfig(config) { config = { ...this.constructor.Default, ...Manipulator__default['default'].getDataAttributes(this._element), ...config }; typeCheckConfig(NAME, config, this.constructor.DefaultType); if (typeof config.reference === 'object' && !isElement(config.reference) && typeof config.reference.getBoundingClientRect !== 'function') { // Popper virtual elements require a getBoundingClientRect method throw new TypeError(`${NAME.toUpperCase()}: Option "reference" provided type "object" without a required "getBoundingClientRect" method.`); } return config; } _getMenuElement() { return SelectorEngine__default['default'].next(this._element, SELECTOR_MENU)[0]; } _getPlacement() { const parentDropdown = this._element.parentNode; if (parentDropdown.classList.contains(CLASS_NAME_DROPEND)) { return PLACEMENT_RIGHT; } if (parentDropdown.classList.contains(CLASS_NAME_DROPSTART)) { return PLACEMENT_LEFT; } // We need to trim the value because custom properties can also include spaces const isEnd = getComputedStyle(this._menu).getPropertyValue('--bs-position').trim() === 'end'; if (parentDropdown.classList.contains(CLASS_NAME_DROPUP)) { return isEnd ? PLACEMENT_TOPEND : PLACEMENT_TOP; } return isEnd ? PLACEMENT_BOTTOMEND : PLACEMENT_BOTTOM; } _detectNavbar() { return this._element.closest(`.${CLASS_NAME_NAVBAR}`) !== null; } _getOffset() { const { offset } = this._config; if (typeof offset === 'string') { return offset.split(',').map(val => Number.parseInt(val, 10)); } if (typeof offset === 'function') { return popperData => offset(popperData, this._element); } return offset; } _getPopperConfig() { const defaultBsPopperConfig = { placement: this._getPlacement(), modifiers: [{ name: 'preventOverflow', options: { boundary: this._config.boundary } }, { name: 'offset', options: { offset: this._getOffset() } }] }; // Disable Popper if we have a static display if (this._config.display === 'static') { defaultBsPopperConfig.modifiers = [{ name: 'applyStyles', enabled: false }]; } return { ...defaultBsPopperConfig, ...(typeof this._config.popperConfig === 'function' ? this._config.popperConfig(defaultBsPopperConfig) : this._config.popperConfig) }; } _selectMenuItem(event) { const items = SelectorEngine__default['default'].find(SELECTOR_VISIBLE_ITEMS, this._menu).filter(isVisible); if (!items.length) { return; } let index = items.indexOf(event.target); // Up if (event.key === ARROW_UP_KEY && index > 0) { index--; } // Down if (event.key === ARROW_DOWN_KEY && index < items.length - 1) { index++; } // index is -1 if the first keydown is an ArrowUp index = index === -1 ? 0 : index; items[index].focus(); } // Static static dropdownInterface(element, config) { let data = Data__default['default'].get(element, DATA_KEY); const _config = typeof config === 'object' ? config : null; if (!data) { data = new Dropdown(element, _config); } if (typeof config === 'string') { if (typeof data[config] === 'undefined') { throw new TypeError(`No method named "${config}"`); } data[config](); } } static jQueryInterface(config) { return this.each(function () { Dropdown.dropdownInterface(this, config); }); } static clearMenus(event) { if (event) { if (event.button === RIGHT_MOUSE_BUTTON || event.type === 'keyup' && event.key !== TAB_KEY) { return; } if (/input|select|option|textarea|form/i.test(event.target.tagName)) { return; } } const toggles = SelectorEngine__default['default'].find(SELECTOR_DATA_TOGGLE); for (let i = 0, len = toggles.length; i < len; i++) { const context = Data__default['default'].get(toggles[i], DATA_KEY); if (!context || context._config.autoClose === false) { continue; } if (!context._element.classList.contains(CLASS_NAME_SHOW)) { continue; } const relatedTarget = { relatedTarget: context._element }; if (event) { const composedPath = event.composedPath(); const isMenuTarget = composedPath.includes(context._menu); if (composedPath.includes(context._element) || context._config.autoClose === 'inside' && !isMenuTarget || context._config.autoClose === 'outside' && isMenuTarget) { continue; } // Tab navigation through the dropdown menu shouldn't close the menu if (event.type === 'keyup' && event.key === TAB_KEY && context._menu.contains(event.target)) { continue; } if (event.type === 'click') { relatedTarget.clickEvent = event; } } context._completeHide(relatedTarget); } } static getParentFromElement(element) { return getElementFromSelector(element) || element.parentNode; } static dataApiKeydownHandler(event) { // If not input/textarea: // - And not a key in REGEXP_KEYDOWN => not a dropdown command // If input/textarea: // - If space key => not a dropdown command // - If key is other than escape // - If key is not up or down => not a dropdown command // - If trigger inside the menu => not a dropdown command if (/input|textarea/i.test(event.target.tagName) ? event.key === SPACE_KEY || event.key !== ESCAPE_KEY && (event.key !== ARROW_DOWN_KEY && event.key !== ARROW_UP_KEY || event.target.closest(SELECTOR_MENU)) : !REGEXP_KEYDOWN.test(event.key)) { return; } const isActive = this.classList.contains(CLASS_NAME_SHOW); if (!isActive && event.key === ESCAPE_KEY) { return; } event.preventDefault(); event.stopPropagation(); if (isDisabled(this)) { return; } const getToggleButton = () => this.matches(SELECTOR_DATA_TOGGLE) ? this : SelectorEngine__default['default'].prev(this, SELECTOR_DATA_TOGGLE)[0]; if (event.key === ESCAPE_KEY) { getToggleButton().focus(); Dropdown.clearMenus(); return; } if (!isActive && (event.key === ARROW_UP_KEY || event.key === ARROW_DOWN_KEY)) { getToggleButton().click(); return; } if (!isActive || event.key === SPACE_KEY) { Dropdown.clearMenus(); return; } Dropdown.getInstance(getToggleButton())._selectMenuItem(event); } } /** * ------------------------------------------------------------------------ * Data Api implementation * ------------------------------------------------------------------------ */ EventHandler__default['default'].on(document, EVENT_KEYDOWN_DATA_API, SELECTOR_DATA_TOGGLE, Dropdown.dataApiKeydownHandler); EventHandler__default['default'].on(document, EVENT_KEYDOWN_DATA_API, SELECTOR_MENU, Dropdown.dataApiKeydownHandler); EventHandler__default['default'].on(document, EVENT_CLICK_DATA_API, Dropdown.clearMenus); EventHandler__default['default'].on(document, EVENT_KEYUP_DATA_API, Dropdown.clearMenus); EventHandler__default['default'].on(document, EVENT_CLICK_DATA_API, SELECTOR_DATA_TOGGLE, function (event) { event.preventDefault(); Dropdown.dropdownInterface(this); }); /** * ------------------------------------------------------------------------ * jQuery * ------------------------------------------------------------------------ * add .Dropdown to jQuery only if jQuery is present */ defineJQueryPlugin(NAME, Dropdown); return Dropdown; }))); //# sourceMappingURL=dropdown.js.map