570 lines
19 KiB
JavaScript
570 lines
19 KiB
JavaScript
/*!
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* Bootstrap dropdown.js v4.6.0 (https://getbootstrap.com/)
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* Copyright 2011-2021 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
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* Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
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*/
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(function (global, factory) {
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typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('jquery'), require('popper.js'), require('./util.js')) :
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typeof define === 'function' && define.amd ? define(['jquery', 'popper.js', './util'], factory) :
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(global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Dropdown = factory(global.jQuery, global.Popper, global.Util));
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}(this, (function ($, Popper, Util) { 'use strict';
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function _interopDefaultLegacy (e) { return e && typeof e === 'object' && 'default' in e ? e : { 'default': e }; }
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var $__default = /*#__PURE__*/_interopDefaultLegacy($);
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var Popper__default = /*#__PURE__*/_interopDefaultLegacy(Popper);
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var Util__default = /*#__PURE__*/_interopDefaultLegacy(Util);
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function _defineProperties(target, props) {
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for (var i = 0; i < props.length; i++) {
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var descriptor = props[i];
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descriptor.enumerable = descriptor.enumerable || false;
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descriptor.configurable = true;
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if ("value" in descriptor) descriptor.writable = true;
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Object.defineProperty(target, descriptor.key, descriptor);
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}
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}
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function _createClass(Constructor, protoProps, staticProps) {
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if (protoProps) _defineProperties(Constructor.prototype, protoProps);
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if (staticProps) _defineProperties(Constructor, staticProps);
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return Constructor;
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}
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function _extends() {
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_extends = Object.assign || function (target) {
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for (var i = 1; i < arguments.length; i++) {
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var source = arguments[i];
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for (var key in source) {
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if (Object.prototype.hasOwnProperty.call(source, key)) {
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target[key] = source[key];
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}
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}
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}
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return target;
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};
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return _extends.apply(this, arguments);
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}
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/**
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* ------------------------------------------------------------------------
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* Constants
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* ------------------------------------------------------------------------
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*/
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var NAME = 'dropdown';
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var VERSION = '4.6.0';
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var DATA_KEY = 'bs.dropdown';
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var EVENT_KEY = "." + DATA_KEY;
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var DATA_API_KEY = '.data-api';
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var JQUERY_NO_CONFLICT = $__default['default'].fn[NAME];
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var ESCAPE_KEYCODE = 27; // KeyboardEvent.which value for Escape (Esc) key
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var SPACE_KEYCODE = 32; // KeyboardEvent.which value for space key
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var TAB_KEYCODE = 9; // KeyboardEvent.which value for tab key
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var ARROW_UP_KEYCODE = 38; // KeyboardEvent.which value for up arrow key
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var ARROW_DOWN_KEYCODE = 40; // KeyboardEvent.which value for down arrow key
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var RIGHT_MOUSE_BUTTON_WHICH = 3; // MouseEvent.which value for the right button (assuming a right-handed mouse)
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var REGEXP_KEYDOWN = new RegExp(ARROW_UP_KEYCODE + "|" + ARROW_DOWN_KEYCODE + "|" + ESCAPE_KEYCODE);
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var EVENT_HIDE = "hide" + EVENT_KEY;
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var EVENT_HIDDEN = "hidden" + EVENT_KEY;
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var EVENT_SHOW = "show" + EVENT_KEY;
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var EVENT_SHOWN = "shown" + EVENT_KEY;
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var EVENT_CLICK = "click" + EVENT_KEY;
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var EVENT_CLICK_DATA_API = "click" + EVENT_KEY + DATA_API_KEY;
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var EVENT_KEYDOWN_DATA_API = "keydown" + EVENT_KEY + DATA_API_KEY;
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var EVENT_KEYUP_DATA_API = "keyup" + EVENT_KEY + DATA_API_KEY;
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var CLASS_NAME_DISABLED = 'disabled';
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var CLASS_NAME_SHOW = 'show';
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var CLASS_NAME_DROPUP = 'dropup';
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var CLASS_NAME_DROPRIGHT = 'dropright';
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var CLASS_NAME_DROPLEFT = 'dropleft';
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var CLASS_NAME_MENURIGHT = 'dropdown-menu-right';
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var CLASS_NAME_POSITION_STATIC = 'position-static';
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var SELECTOR_DATA_TOGGLE = '[data-toggle="dropdown"]';
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var SELECTOR_FORM_CHILD = '.dropdown form';
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var SELECTOR_MENU = '.dropdown-menu';
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var SELECTOR_NAVBAR_NAV = '.navbar-nav';
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var SELECTOR_VISIBLE_ITEMS = '.dropdown-menu .dropdown-item:not(.disabled):not(:disabled)';
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var PLACEMENT_TOP = 'top-start';
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var PLACEMENT_TOPEND = 'top-end';
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var PLACEMENT_BOTTOM = 'bottom-start';
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var PLACEMENT_BOTTOMEND = 'bottom-end';
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var PLACEMENT_RIGHT = 'right-start';
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var PLACEMENT_LEFT = 'left-start';
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var Default = {
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offset: 0,
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flip: true,
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boundary: 'scrollParent',
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reference: 'toggle',
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display: 'dynamic',
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popperConfig: null
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};
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var DefaultType = {
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offset: '(number|string|function)',
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flip: 'boolean',
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boundary: '(string|element)',
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reference: '(string|element)',
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display: 'string',
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popperConfig: '(null|object)'
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};
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/**
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* ------------------------------------------------------------------------
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* Class Definition
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* ------------------------------------------------------------------------
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*/
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var Dropdown = /*#__PURE__*/function () {
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function Dropdown(element, config) {
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this._element = element;
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this._popper = null;
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this._config = this._getConfig(config);
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this._menu = this._getMenuElement();
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this._inNavbar = this._detectNavbar();
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this._addEventListeners();
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} // Getters
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var _proto = Dropdown.prototype;
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// Public
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_proto.toggle = function toggle() {
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if (this._element.disabled || $__default['default'](this._element).hasClass(CLASS_NAME_DISABLED)) {
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return;
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}
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var isActive = $__default['default'](this._menu).hasClass(CLASS_NAME_SHOW);
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Dropdown._clearMenus();
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if (isActive) {
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return;
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}
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this.show(true);
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};
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_proto.show = function show(usePopper) {
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if (usePopper === void 0) {
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usePopper = false;
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}
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if (this._element.disabled || $__default['default'](this._element).hasClass(CLASS_NAME_DISABLED) || $__default['default'](this._menu).hasClass(CLASS_NAME_SHOW)) {
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return;
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}
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var relatedTarget = {
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relatedTarget: this._element
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};
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var showEvent = $__default['default'].Event(EVENT_SHOW, relatedTarget);
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var parent = Dropdown._getParentFromElement(this._element);
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$__default['default'](parent).trigger(showEvent);
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if (showEvent.isDefaultPrevented()) {
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return;
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} // Totally disable Popper for Dropdowns in Navbar
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if (!this._inNavbar && usePopper) {
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/**
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* Check for Popper dependency
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* Popper - https://popper.js.org
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*/
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if (typeof Popper__default['default'] === 'undefined') {
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throw new TypeError('Bootstrap\'s dropdowns require Popper (https://popper.js.org)');
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}
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var referenceElement = this._element;
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if (this._config.reference === 'parent') {
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referenceElement = parent;
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} else if (Util__default['default'].isElement(this._config.reference)) {
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referenceElement = this._config.reference; // Check if it's jQuery element
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if (typeof this._config.reference.jquery !== 'undefined') {
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referenceElement = this._config.reference[0];
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}
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} // If boundary is not `scrollParent`, then set position to `static`
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// to allow the menu to "escape" the scroll parent's boundaries
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// https://github.com/twbs/bootstrap/issues/24251
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if (this._config.boundary !== 'scrollParent') {
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$__default['default'](parent).addClass(CLASS_NAME_POSITION_STATIC);
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}
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this._popper = new Popper__default['default'](referenceElement, this._menu, this._getPopperConfig());
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} // If this is a touch-enabled device we add extra
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// empty mouseover listeners to the body's immediate children;
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// only needed because of broken event delegation on iOS
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// https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html
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if ('ontouchstart' in document.documentElement && $__default['default'](parent).closest(SELECTOR_NAVBAR_NAV).length === 0) {
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$__default['default'](document.body).children().on('mouseover', null, $__default['default'].noop);
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}
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this._element.focus();
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this._element.setAttribute('aria-expanded', true);
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$__default['default'](this._menu).toggleClass(CLASS_NAME_SHOW);
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$__default['default'](parent).toggleClass(CLASS_NAME_SHOW).trigger($__default['default'].Event(EVENT_SHOWN, relatedTarget));
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};
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_proto.hide = function hide() {
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if (this._element.disabled || $__default['default'](this._element).hasClass(CLASS_NAME_DISABLED) || !$__default['default'](this._menu).hasClass(CLASS_NAME_SHOW)) {
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return;
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}
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var relatedTarget = {
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relatedTarget: this._element
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};
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var hideEvent = $__default['default'].Event(EVENT_HIDE, relatedTarget);
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var parent = Dropdown._getParentFromElement(this._element);
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$__default['default'](parent).trigger(hideEvent);
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if (hideEvent.isDefaultPrevented()) {
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return;
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}
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if (this._popper) {
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this._popper.destroy();
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}
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$__default['default'](this._menu).toggleClass(CLASS_NAME_SHOW);
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$__default['default'](parent).toggleClass(CLASS_NAME_SHOW).trigger($__default['default'].Event(EVENT_HIDDEN, relatedTarget));
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};
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_proto.dispose = function dispose() {
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$__default['default'].removeData(this._element, DATA_KEY);
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$__default['default'](this._element).off(EVENT_KEY);
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this._element = null;
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this._menu = null;
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if (this._popper !== null) {
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this._popper.destroy();
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this._popper = null;
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}
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};
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_proto.update = function update() {
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this._inNavbar = this._detectNavbar();
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if (this._popper !== null) {
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this._popper.scheduleUpdate();
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}
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} // Private
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;
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_proto._addEventListeners = function _addEventListeners() {
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var _this = this;
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$__default['default'](this._element).on(EVENT_CLICK, function (event) {
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event.preventDefault();
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event.stopPropagation();
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_this.toggle();
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});
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};
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_proto._getConfig = function _getConfig(config) {
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config = _extends({}, this.constructor.Default, $__default['default'](this._element).data(), config);
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Util__default['default'].typeCheckConfig(NAME, config, this.constructor.DefaultType);
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return config;
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};
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_proto._getMenuElement = function _getMenuElement() {
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if (!this._menu) {
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var parent = Dropdown._getParentFromElement(this._element);
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if (parent) {
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this._menu = parent.querySelector(SELECTOR_MENU);
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}
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}
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return this._menu;
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};
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_proto._getPlacement = function _getPlacement() {
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var $parentDropdown = $__default['default'](this._element.parentNode);
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var placement = PLACEMENT_BOTTOM; // Handle dropup
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if ($parentDropdown.hasClass(CLASS_NAME_DROPUP)) {
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placement = $__default['default'](this._menu).hasClass(CLASS_NAME_MENURIGHT) ? PLACEMENT_TOPEND : PLACEMENT_TOP;
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} else if ($parentDropdown.hasClass(CLASS_NAME_DROPRIGHT)) {
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placement = PLACEMENT_RIGHT;
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} else if ($parentDropdown.hasClass(CLASS_NAME_DROPLEFT)) {
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placement = PLACEMENT_LEFT;
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} else if ($__default['default'](this._menu).hasClass(CLASS_NAME_MENURIGHT)) {
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placement = PLACEMENT_BOTTOMEND;
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}
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return placement;
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};
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_proto._detectNavbar = function _detectNavbar() {
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return $__default['default'](this._element).closest('.navbar').length > 0;
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};
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_proto._getOffset = function _getOffset() {
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var _this2 = this;
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var offset = {};
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if (typeof this._config.offset === 'function') {
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offset.fn = function (data) {
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data.offsets = _extends({}, data.offsets, _this2._config.offset(data.offsets, _this2._element) || {});
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return data;
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};
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} else {
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offset.offset = this._config.offset;
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}
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return offset;
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};
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_proto._getPopperConfig = function _getPopperConfig() {
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var popperConfig = {
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placement: this._getPlacement(),
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modifiers: {
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offset: this._getOffset(),
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flip: {
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enabled: this._config.flip
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},
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preventOverflow: {
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boundariesElement: this._config.boundary
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}
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}
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}; // Disable Popper if we have a static display
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if (this._config.display === 'static') {
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popperConfig.modifiers.applyStyle = {
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enabled: false
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};
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}
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return _extends({}, popperConfig, this._config.popperConfig);
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} // Static
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;
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Dropdown._jQueryInterface = function _jQueryInterface(config) {
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return this.each(function () {
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var data = $__default['default'](this).data(DATA_KEY);
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var _config = typeof config === 'object' ? config : null;
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if (!data) {
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data = new Dropdown(this, _config);
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$__default['default'](this).data(DATA_KEY, data);
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}
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if (typeof config === 'string') {
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if (typeof data[config] === 'undefined') {
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throw new TypeError("No method named \"" + config + "\"");
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}
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data[config]();
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}
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});
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};
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Dropdown._clearMenus = function _clearMenus(event) {
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if (event && (event.which === RIGHT_MOUSE_BUTTON_WHICH || event.type === 'keyup' && event.which !== TAB_KEYCODE)) {
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return;
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}
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var toggles = [].slice.call(document.querySelectorAll(SELECTOR_DATA_TOGGLE));
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for (var i = 0, len = toggles.length; i < len; i++) {
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var parent = Dropdown._getParentFromElement(toggles[i]);
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var context = $__default['default'](toggles[i]).data(DATA_KEY);
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var relatedTarget = {
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relatedTarget: toggles[i]
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};
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if (event && event.type === 'click') {
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relatedTarget.clickEvent = event;
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}
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if (!context) {
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continue;
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}
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var dropdownMenu = context._menu;
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if (!$__default['default'](parent).hasClass(CLASS_NAME_SHOW)) {
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continue;
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}
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if (event && (event.type === 'click' && /input|textarea/i.test(event.target.tagName) || event.type === 'keyup' && event.which === TAB_KEYCODE) && $__default['default'].contains(parent, event.target)) {
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continue;
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}
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var hideEvent = $__default['default'].Event(EVENT_HIDE, relatedTarget);
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$__default['default'](parent).trigger(hideEvent);
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if (hideEvent.isDefaultPrevented()) {
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continue;
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} // If this is a touch-enabled device we remove the extra
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// empty mouseover listeners we added for iOS support
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if ('ontouchstart' in document.documentElement) {
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$__default['default'](document.body).children().off('mouseover', null, $__default['default'].noop);
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}
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toggles[i].setAttribute('aria-expanded', 'false');
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if (context._popper) {
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context._popper.destroy();
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}
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$__default['default'](dropdownMenu).removeClass(CLASS_NAME_SHOW);
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$__default['default'](parent).removeClass(CLASS_NAME_SHOW).trigger($__default['default'].Event(EVENT_HIDDEN, relatedTarget));
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}
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};
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Dropdown._getParentFromElement = function _getParentFromElement(element) {
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var parent;
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var selector = Util__default['default'].getSelectorFromElement(element);
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if (selector) {
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parent = document.querySelector(selector);
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}
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return parent || element.parentNode;
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} // eslint-disable-next-line complexity
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;
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Dropdown._dataApiKeydownHandler = function _dataApiKeydownHandler(event) {
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// If not input/textarea:
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// - And not a key in REGEXP_KEYDOWN => not a dropdown command
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// If input/textarea:
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// - If space key => not a dropdown command
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// - If key is other than escape
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// - If key is not up or down => not a dropdown command
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// - If trigger inside the menu => not a dropdown command
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if (/input|textarea/i.test(event.target.tagName) ? event.which === SPACE_KEYCODE || event.which !== ESCAPE_KEYCODE && (event.which !== ARROW_DOWN_KEYCODE && event.which !== ARROW_UP_KEYCODE || $__default['default'](event.target).closest(SELECTOR_MENU).length) : !REGEXP_KEYDOWN.test(event.which)) {
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return;
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}
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if (this.disabled || $__default['default'](this).hasClass(CLASS_NAME_DISABLED)) {
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return;
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}
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var parent = Dropdown._getParentFromElement(this);
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var isActive = $__default['default'](parent).hasClass(CLASS_NAME_SHOW);
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if (!isActive && event.which === ESCAPE_KEYCODE) {
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return;
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}
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event.preventDefault();
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event.stopPropagation();
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if (!isActive || event.which === ESCAPE_KEYCODE || event.which === SPACE_KEYCODE) {
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if (event.which === ESCAPE_KEYCODE) {
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$__default['default'](parent.querySelector(SELECTOR_DATA_TOGGLE)).trigger('focus');
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}
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$__default['default'](this).trigger('click');
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return;
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}
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var items = [].slice.call(parent.querySelectorAll(SELECTOR_VISIBLE_ITEMS)).filter(function (item) {
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return $__default['default'](item).is(':visible');
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});
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if (items.length === 0) {
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return;
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}
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var index = items.indexOf(event.target);
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if (event.which === ARROW_UP_KEYCODE && index > 0) {
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// Up
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index--;
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}
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if (event.which === ARROW_DOWN_KEYCODE && index < items.length - 1) {
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// Down
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index++;
|
|
}
|
|
|
|
if (index < 0) {
|
|
index = 0;
|
|
}
|
|
|
|
items[index].focus();
|
|
};
|
|
|
|
_createClass(Dropdown, null, [{
|
|
key: "VERSION",
|
|
get: function get() {
|
|
return VERSION;
|
|
}
|
|
}, {
|
|
key: "Default",
|
|
get: function get() {
|
|
return Default;
|
|
}
|
|
}, {
|
|
key: "DefaultType",
|
|
get: function get() {
|
|
return DefaultType;
|
|
}
|
|
}]);
|
|
|
|
return Dropdown;
|
|
}();
|
|
/**
|
|
* ------------------------------------------------------------------------
|
|
* Data Api implementation
|
|
* ------------------------------------------------------------------------
|
|
*/
|
|
|
|
|
|
$__default['default'](document).on(EVENT_KEYDOWN_DATA_API, SELECTOR_DATA_TOGGLE, Dropdown._dataApiKeydownHandler).on(EVENT_KEYDOWN_DATA_API, SELECTOR_MENU, Dropdown._dataApiKeydownHandler).on(EVENT_CLICK_DATA_API + " " + EVENT_KEYUP_DATA_API, Dropdown._clearMenus).on(EVENT_CLICK_DATA_API, SELECTOR_DATA_TOGGLE, function (event) {
|
|
event.preventDefault();
|
|
event.stopPropagation();
|
|
|
|
Dropdown._jQueryInterface.call($__default['default'](this), 'toggle');
|
|
}).on(EVENT_CLICK_DATA_API, SELECTOR_FORM_CHILD, function (e) {
|
|
e.stopPropagation();
|
|
});
|
|
/**
|
|
* ------------------------------------------------------------------------
|
|
* jQuery
|
|
* ------------------------------------------------------------------------
|
|
*/
|
|
|
|
$__default['default'].fn[NAME] = Dropdown._jQueryInterface;
|
|
$__default['default'].fn[NAME].Constructor = Dropdown;
|
|
|
|
$__default['default'].fn[NAME].noConflict = function () {
|
|
$__default['default'].fn[NAME] = JQUERY_NO_CONFLICT;
|
|
return Dropdown._jQueryInterface;
|
|
};
|
|
|
|
return Dropdown;
|
|
|
|
})));
|
|
//# sourceMappingURL=dropdown.js.map
|