modified .gitignore
This commit is contained in:
+202
-55
@@ -1,15 +1,24 @@
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/* global Popper */
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import Util from './util'
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/**
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* --------------------------------------------------------------------------
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* Bootstrap (v4.0.0-alpha.6): dropdown.js
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* Bootstrap (v4.0.0-beta): dropdown.js
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* Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
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* --------------------------------------------------------------------------
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*/
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const Dropdown = (($) => {
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/**
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* Check for Popper dependency
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* Popper - https://popper.js.org
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*/
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if (typeof Popper === 'undefined') {
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throw new Error('Bootstrap dropdown require Popper.js (https://popper.js.org)')
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}
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/**
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* ------------------------------------------------------------------------
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@@ -18,15 +27,18 @@ const Dropdown = (($) => {
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*/
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const NAME = 'dropdown'
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const VERSION = '4.0.0-alpha.6'
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const VERSION = '4.0.0-beta'
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const DATA_KEY = 'bs.dropdown'
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const EVENT_KEY = `.${DATA_KEY}`
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const DATA_API_KEY = '.data-api'
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const JQUERY_NO_CONFLICT = $.fn[NAME]
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const ESCAPE_KEYCODE = 27 // KeyboardEvent.which value for Escape (Esc) key
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const SPACE_KEYCODE = 32 // KeyboardEvent.which value for space key
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const TAB_KEYCODE = 9 // KeyboardEvent.which value for tab key
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const ARROW_UP_KEYCODE = 38 // KeyboardEvent.which value for up arrow key
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const ARROW_DOWN_KEYCODE = 40 // KeyboardEvent.which value for down arrow key
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const RIGHT_MOUSE_BUTTON_WHICH = 3 // MouseEvent.which value for the right button (assuming a right-handed mouse)
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const REGEXP_KEYDOWN = new RegExp(`${ARROW_UP_KEYCODE}|${ARROW_DOWN_KEYCODE}|${ESCAPE_KEYCODE}`)
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const Event = {
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HIDE : `hide${EVENT_KEY}`,
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@@ -35,25 +47,43 @@ const Dropdown = (($) => {
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SHOWN : `shown${EVENT_KEY}`,
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CLICK : `click${EVENT_KEY}`,
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CLICK_DATA_API : `click${EVENT_KEY}${DATA_API_KEY}`,
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FOCUSIN_DATA_API : `focusin${EVENT_KEY}${DATA_API_KEY}`,
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KEYDOWN_DATA_API : `keydown${EVENT_KEY}${DATA_API_KEY}`
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KEYDOWN_DATA_API : `keydown${EVENT_KEY}${DATA_API_KEY}`,
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KEYUP_DATA_API : `keyup${EVENT_KEY}${DATA_API_KEY}`
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}
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const ClassName = {
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BACKDROP : 'dropdown-backdrop',
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DISABLED : 'disabled',
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SHOW : 'show'
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DISABLED : 'disabled',
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SHOW : 'show',
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DROPUP : 'dropup',
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MENURIGHT : 'dropdown-menu-right',
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MENULEFT : 'dropdown-menu-left'
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}
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const Selector = {
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BACKDROP : '.dropdown-backdrop',
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DATA_TOGGLE : '[data-toggle="dropdown"]',
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FORM_CHILD : '.dropdown form',
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ROLE_MENU : '[role="menu"]',
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ROLE_LISTBOX : '[role="listbox"]',
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MENU : '.dropdown-menu',
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NAVBAR_NAV : '.navbar-nav',
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VISIBLE_ITEMS : '[role="menu"] li:not(.disabled) a, '
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+ '[role="listbox"] li:not(.disabled) a'
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VISIBLE_ITEMS : '.dropdown-menu .dropdown-item:not(.disabled)'
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}
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const AttachmentMap = {
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TOP : 'top-start',
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TOPEND : 'top-end',
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BOTTOM : 'bottom-start',
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BOTTOMEND : 'bottom-end'
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}
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const Default = {
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placement : AttachmentMap.BOTTOM,
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offset : 0,
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flip : true
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}
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const DefaultType = {
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placement : 'string',
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offset : '(number|string)',
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flip : 'boolean'
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}
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@@ -65,8 +95,12 @@ const Dropdown = (($) => {
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class Dropdown {
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constructor(element) {
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this._element = element
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constructor(element, config) {
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this._element = element
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this._popper = null
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this._config = this._getConfig(config)
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this._menu = this._getMenuElement()
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this._inNavbar = this._detectNavbar()
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this._addEventListeners()
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}
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@@ -78,75 +112,177 @@ const Dropdown = (($) => {
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return VERSION
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}
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static get Default() {
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return Default
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}
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static get DefaultType() {
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return DefaultType
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}
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// public
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toggle() {
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if (this.disabled || $(this).hasClass(ClassName.DISABLED)) {
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return false
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if (this._element.disabled || $(this._element).hasClass(ClassName.DISABLED)) {
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return
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}
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const parent = Dropdown._getParentFromElement(this)
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const isActive = $(parent).hasClass(ClassName.SHOW)
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const parent = Dropdown._getParentFromElement(this._element)
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const isActive = $(this._menu).hasClass(ClassName.SHOW)
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Dropdown._clearMenus()
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if (isActive) {
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return false
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}
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if ('ontouchstart' in document.documentElement &&
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!$(parent).closest(Selector.NAVBAR_NAV).length) {
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// if mobile we use a backdrop because click events don't delegate
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const dropdown = document.createElement('div')
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dropdown.className = ClassName.BACKDROP
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$(dropdown).insertBefore(this)
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$(dropdown).on('click', Dropdown._clearMenus)
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return
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}
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const relatedTarget = {
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relatedTarget : this
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relatedTarget : this._element
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}
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const showEvent = $.Event(Event.SHOW, relatedTarget)
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const showEvent = $.Event(Event.SHOW, relatedTarget)
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$(parent).trigger(showEvent)
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if (showEvent.isDefaultPrevented()) {
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return false
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return
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}
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this.focus()
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this.setAttribute('aria-expanded', true)
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let element = this._element
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// for dropup with alignment we use the parent as popper container
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if ($(parent).hasClass(ClassName.DROPUP)) {
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if ($(this._menu).hasClass(ClassName.MENULEFT) || $(this._menu).hasClass(ClassName.MENURIGHT)) {
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element = parent
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}
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}
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this._popper = new Popper(element, this._menu, this._getPopperConfig())
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$(parent).toggleClass(ClassName.SHOW)
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$(parent).trigger($.Event(Event.SHOWN, relatedTarget))
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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 &&
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!$(parent).closest(Selector.NAVBAR_NAV).length) {
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$('body').children().on('mouseover', null, $.noop)
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}
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return false
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this._element.focus()
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this._element.setAttribute('aria-expanded', true)
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$(this._menu).toggleClass(ClassName.SHOW)
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$(parent)
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.toggleClass(ClassName.SHOW)
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.trigger($.Event(Event.SHOWN, relatedTarget))
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}
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dispose() {
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$.removeData(this._element, DATA_KEY)
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$(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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}
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this._popper = null
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}
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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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}
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// private
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_addEventListeners() {
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$(this._element).on(Event.CLICK, this.toggle)
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$(this._element).on(Event.CLICK, (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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_getConfig(config) {
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const elementData = $(this._element).data()
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if (elementData.placement !== undefined) {
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elementData.placement = AttachmentMap[elementData.placement.toUpperCase()]
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}
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config = $.extend(
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{},
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this.constructor.Default,
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$(this._element).data(),
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config
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)
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Util.typeCheckConfig(
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NAME,
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config,
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this.constructor.DefaultType
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)
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return config
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}
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_getMenuElement() {
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if (!this._menu) {
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const parent = Dropdown._getParentFromElement(this._element)
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this._menu = $(parent).find(Selector.MENU)[0]
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}
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return this._menu
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}
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_getPlacement() {
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const $parentDropdown = $(this._element).parent()
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let placement = this._config.placement
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// Handle dropup
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if ($parentDropdown.hasClass(ClassName.DROPUP) || this._config.placement === AttachmentMap.TOP) {
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placement = AttachmentMap.TOP
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if ($(this._menu).hasClass(ClassName.MENURIGHT)) {
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placement = AttachmentMap.TOPEND
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}
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} else if ($(this._menu).hasClass(ClassName.MENURIGHT)) {
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placement = AttachmentMap.BOTTOMEND
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}
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return placement
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}
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_detectNavbar() {
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return $(this._element).closest('.navbar').length > 0
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}
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_getPopperConfig() {
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const popperConfig = {
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placement : this._getPlacement(),
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modifiers : {
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offset : {
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offset : this._config.offset
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},
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flip : {
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enabled : this._config.flip
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}
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}
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}
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// Disable Popper.js for Dropdown in Navbar
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if (this._inNavbar) {
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popperConfig.modifiers.applyStyle = {
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enabled: !this._inNavbar
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}
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}
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return popperConfig
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}
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// static
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static _jQueryInterface(config) {
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return this.each(function () {
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let data = $(this).data(DATA_KEY)
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const _config = typeof config === 'object' ? config : null
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if (!data) {
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data = new Dropdown(this)
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data = new Dropdown(this, _config)
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$(this).data(DATA_KEY, data)
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}
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@@ -154,35 +290,36 @@ const Dropdown = (($) => {
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if (data[config] === undefined) {
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throw new Error(`No method named "${config}"`)
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}
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data[config].call(this)
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data[config]()
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}
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})
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}
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static _clearMenus(event) {
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if (event && event.which === RIGHT_MOUSE_BUTTON_WHICH) {
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if (event && (event.which === RIGHT_MOUSE_BUTTON_WHICH ||
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event.type === 'keyup' && event.which !== TAB_KEYCODE)) {
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return
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}
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const backdrop = $(Selector.BACKDROP)[0]
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if (backdrop) {
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backdrop.parentNode.removeChild(backdrop)
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}
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const toggles = $.makeArray($(Selector.DATA_TOGGLE))
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for (let i = 0; i < toggles.length; i++) {
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const parent = Dropdown._getParentFromElement(toggles[i])
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const context = $(toggles[i]).data(DATA_KEY)
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const relatedTarget = {
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relatedTarget : toggles[i]
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}
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if (!context) {
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continue
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}
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const dropdownMenu = context._menu
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if (!$(parent).hasClass(ClassName.SHOW)) {
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continue
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}
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if (event && (event.type === 'click' &&
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/input|textarea/i.test(event.target.tagName) || event.type === 'focusin')
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/input|textarea/i.test(event.target.tagName) || event.type === 'keyup' && event.which === TAB_KEYCODE)
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&& $.contains(parent, event.target)) {
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continue
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}
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@@ -193,8 +330,15 @@ const Dropdown = (($) => {
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continue
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}
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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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$('body').children().off('mouseover', null, $.noop)
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}
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toggles[i].setAttribute('aria-expanded', 'false')
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$(dropdownMenu).removeClass(ClassName.SHOW)
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$(parent)
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.removeClass(ClassName.SHOW)
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.trigger($.Event(Event.HIDDEN, relatedTarget))
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@@ -213,7 +357,7 @@ const Dropdown = (($) => {
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}
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static _dataApiKeydownHandler(event) {
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if (!/(38|40|27|32)/.test(event.which) ||
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if (!REGEXP_KEYDOWN.test(event.which) || /button/i.test(event.target.tagName) && event.which === SPACE_KEYCODE ||
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/input|textarea/i.test(event.target.tagName)) {
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return
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}
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@@ -228,8 +372,8 @@ const Dropdown = (($) => {
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const parent = Dropdown._getParentFromElement(this)
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const isActive = $(parent).hasClass(ClassName.SHOW)
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if (!isActive && event.which !== ESCAPE_KEYCODE ||
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isActive && event.which === ESCAPE_KEYCODE) {
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if (!isActive && (event.which !== ESCAPE_KEYCODE || event.which !== SPACE_KEYCODE) ||
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isActive && (event.which === ESCAPE_KEYCODE || event.which === SPACE_KEYCODE)) {
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if (event.which === ESCAPE_KEYCODE) {
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const toggle = $(parent).find(Selector.DATA_TOGGLE)[0]
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@@ -274,10 +418,13 @@ const Dropdown = (($) => {
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$(document)
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.on(Event.KEYDOWN_DATA_API, Selector.DATA_TOGGLE, Dropdown._dataApiKeydownHandler)
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.on(Event.KEYDOWN_DATA_API, Selector.ROLE_MENU, Dropdown._dataApiKeydownHandler)
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.on(Event.KEYDOWN_DATA_API, Selector.ROLE_LISTBOX, Dropdown._dataApiKeydownHandler)
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.on(`${Event.CLICK_DATA_API} ${Event.FOCUSIN_DATA_API}`, Dropdown._clearMenus)
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.on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, Dropdown.prototype.toggle)
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.on(Event.KEYDOWN_DATA_API, Selector.MENU, Dropdown._dataApiKeydownHandler)
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.on(`${Event.CLICK_DATA_API} ${Event.KEYUP_DATA_API}`, Dropdown._clearMenus)
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.on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
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event.preventDefault()
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event.stopPropagation()
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Dropdown._jQueryInterface.call($(this), 'toggle')
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})
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.on(Event.CLICK_DATA_API, Selector.FORM_CHILD, (e) => {
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e.stopPropagation()
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})
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Reference in New Issue
Block a user