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* --------------------------------------------------------------------------
* CoreUI (v3.3.0): tab.js
* Licensed under MIT (https://coreui.io/license)
*
* This component is a modified version of the Bootstrap's tab.js
* Bootstrap (v5.0.0): tab.js
* Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
* --------------------------------------------------------------------------
*/
import {
getjQuery,
TRANSITION_END,
emulateTransitionEnd,
getElementFromSelector,
getTransitionDurationFromElement,
reflow
} from './util/index'
import Data from './dom/data'
import EventHandler from './dom/event-handler'
import SelectorEngine from './dom/selector-engine'
/**
* ------------------------------------------------------------------------
* Constants
* ------------------------------------------------------------------------
*/
const NAME = 'tab'
const VERSION = '3.2.2'
const DATA_KEY = 'coreui.tab'
const EVENT_KEY = `.${DATA_KEY}`
const DATA_API_KEY = '.data-api'
const EVENT_HIDE = `hide${EVENT_KEY}`
const EVENT_HIDDEN = `hidden${EVENT_KEY}`
const EVENT_SHOW = `show${EVENT_KEY}`
const EVENT_SHOWN = `shown${EVENT_KEY}`
const EVENT_CLICK_DATA_API = `click${EVENT_KEY}${DATA_API_KEY}`
const CLASS_NAME_DROPDOWN_MENU = 'dropdown-menu'
const CLASS_NAME_ACTIVE = 'active'
const CLASS_NAME_DISABLED = 'disabled'
const CLASS_NAME_FADE = 'fade'
const CLASS_NAME_SHOW = 'show'
const SELECTOR_DROPDOWN = '.dropdown'
const SELECTOR_NAV_LIST_GROUP = '.nav, .list-group'
const SELECTOR_ACTIVE = '.active'
const SELECTOR_ACTIVE_UL = ':scope > li > .active'
const SELECTOR_DATA_TOGGLE = '[data-toggle="tab"], [data-toggle="pill"], [data-toggle="list"]'
const SELECTOR_DROPDOWN_TOGGLE = '.dropdown-toggle'
const SELECTOR_DROPDOWN_ACTIVE_CHILD = ':scope > .dropdown-menu .active'
/**
* ------------------------------------------------------------------------
* Class Definition
* ------------------------------------------------------------------------
*/
class Tab {
constructor(element) {
this._element = element
Data.setData(this._element, DATA_KEY, this)
}
// Getters
static get VERSION() {
return VERSION
}
// Public
show() {
if ((this._element.parentNode &&
this._element.parentNode.nodeType === Node.ELEMENT_NODE &&
this._element.classList.contains(CLASS_NAME_ACTIVE)) ||
this._element.classList.contains(CLASS_NAME_DISABLED)) {
return
}
let previous
const target = getElementFromSelector(this._element)
const listElement = this._element.closest(SELECTOR_NAV_LIST_GROUP)
Eif (listElement) {
const itemSelector = listElement.nodeName === 'UL' || listElement.nodeName === 'OL' ? SELECTOR_ACTIVE_UL : SELECTOR_ACTIVE
previous = SelectorEngine.find(itemSelector, listElement)
previous = previous[previous.length - 1]
}
let hideEvent = null
if (previous) {
hideEvent = EventHandler.trigger(previous, EVENT_HIDE, {
relatedTarget: this._element
})
}
const showEvent = EventHandler.trigger(this._element, EVENT_SHOW, {
relatedTarget: previous
})
if (showEvent.defaultPrevented ||
(hideEvent !== null && hideEvent.defaultPrevented)) {
return
}
this._activate(
this._element,
listElement
)
const complete = () => {
EventHandler.trigger(previous, EVENT_HIDDEN, {
relatedTarget: this._element
})
EventHandler.trigger(this._element, EVENT_SHOWN, {
relatedTarget: previous
})
}
if (target) {
this._activate(target, target.parentNode, complete)
} else {
complete()
}
}
dispose() {
Data.removeData(this._element, DATA_KEY)
this._element = null
}
// Private
_activate(element, container, callback) {
const activeElements = container && (container.nodeName === 'UL' || container.nodeName === 'OL') ?
SelectorEngine.find(SELECTOR_ACTIVE_UL, container) :
SelectorEngine.children(container, SELECTOR_ACTIVE)
const active = activeElements[0]
const isTransitioning = callback &&
(active && active.classList.contains(CLASS_NAME_FADE))
const complete = () => this._transitionComplete(
element,
active,
callback
)
if (active && isTransitioning) {
const transitionDuration = getTransitionDurationFromElement(active)
active.classList.remove(CLASS_NAME_SHOW)
EventHandler.one(active, TRANSITION_END, complete)
emulateTransitionEnd(active, transitionDuration)
} else {
complete()
}
}
_transitionComplete(element, active, callback) {
if (active) {
active.classList.remove(CLASS_NAME_ACTIVE)
const dropdownChild = SelectorEngine.findOne(SELECTOR_DROPDOWN_ACTIVE_CHILD, active.parentNode)
if (dropdownChild) {
dropdownChild.classList.remove(CLASS_NAME_ACTIVE)
}
if (active.getAttribute('role') === 'tab') {
active.setAttribute('aria-selected', false)
}
}
element.classList.add(CLASS_NAME_ACTIVE)
if (element.getAttribute('role') === 'tab') {
element.setAttribute('aria-selected', true)
}
reflow(element)
if (element.classList.contains(CLASS_NAME_FADE)) {
element.classList.add(CLASS_NAME_SHOW)
}
Iif (element.parentNode && element.parentNode.classList.contains(CLASS_NAME_DROPDOWN_MENU)) {
const dropdownElement = element.closest(SELECTOR_DROPDOWN)
if (dropdownElement) {
SelectorEngine.find(SELECTOR_DROPDOWN_TOGGLE)
.forEach(dropdown => dropdown.classList.add(CLASS_NAME_ACTIVE))
}
element.setAttribute('aria-expanded', true)
}
if (callback) {
callback()
}
}
// Static
static jQueryInterface(config) {
return this.each(function () {
const data = Data.getData(this, DATA_KEY) || new Tab(this)
if (typeof config === 'string') {
if (typeof data[config] === 'undefined') {
throw new TypeError(`No method named "${config}"`)
}
data[config]()
}
})
}
static getInstance(element) {
return Data.getData(element, DATA_KEY)
}
}
/**
* ------------------------------------------------------------------------
* Data Api implementation
* ------------------------------------------------------------------------
*/
EventHandler.on(document, EVENT_CLICK_DATA_API, SELECTOR_DATA_TOGGLE, function (event) {
event.preventDefault()
const data = Data.getData(this, DATA_KEY) || new Tab(this)
data.show()
})
const $ = getjQuery()
/**
* ------------------------------------------------------------------------
* jQuery
* ------------------------------------------------------------------------
* add .tab to jQuery only if jQuery is present
*/
/* istanbul ignore if */
if ($) {
const JQUERY_NO_CONFLICT = $.fn[NAME]
$.fn[NAME] = Tab.jQueryInterface
$.fn[NAME].Constructor = Tab
$.fn[NAME].noConflict = () => {
$.fn[NAME] = JQUERY_NO_CONFLICT
return Tab.jQueryInterface
}
}
export default Tab
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