Get,Add,Delete eigener shoppinglisten
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InesSuess
520
express-server/public/bootstrap/js/src/carousel.js
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520
express-server/public/bootstrap/js/src/carousel.js
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import $ from 'jquery'
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import Util from './util'
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/**
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* --------------------------------------------------------------------------
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* Bootstrap (v4.1.3): carousel.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 Carousel = (($) => {
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/**
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* ------------------------------------------------------------------------
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* Constants
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* ------------------------------------------------------------------------
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*/
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const NAME = 'carousel'
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const VERSION = '4.1.3'
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const DATA_KEY = 'bs.carousel'
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const EVENT_KEY = `.${DATA_KEY}`
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const DATA_API_KEY = '.data-api'
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const JQUERY_NO_CONFLICT = $.fn[NAME]
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const ARROW_LEFT_KEYCODE = 37 // KeyboardEvent.which value for left arrow key
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const ARROW_RIGHT_KEYCODE = 39 // KeyboardEvent.which value for right arrow key
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const TOUCHEVENT_COMPAT_WAIT = 500 // Time for mouse compat events to fire after touch
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const Default = {
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interval : 5000,
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keyboard : true,
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slide : false,
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pause : 'hover',
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wrap : true
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}
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const DefaultType = {
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interval : '(number|boolean)',
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keyboard : 'boolean',
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slide : '(boolean|string)',
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pause : '(string|boolean)',
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wrap : 'boolean'
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}
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const Direction = {
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NEXT : 'next',
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PREV : 'prev',
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LEFT : 'left',
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RIGHT : 'right'
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}
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const Event = {
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SLIDE : `slide${EVENT_KEY}`,
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SLID : `slid${EVENT_KEY}`,
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KEYDOWN : `keydown${EVENT_KEY}`,
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MOUSEENTER : `mouseenter${EVENT_KEY}`,
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MOUSELEAVE : `mouseleave${EVENT_KEY}`,
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TOUCHEND : `touchend${EVENT_KEY}`,
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LOAD_DATA_API : `load${EVENT_KEY}${DATA_API_KEY}`,
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CLICK_DATA_API : `click${EVENT_KEY}${DATA_API_KEY}`
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}
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const ClassName = {
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CAROUSEL : 'carousel',
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ACTIVE : 'active',
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SLIDE : 'slide',
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RIGHT : 'carousel-item-right',
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LEFT : 'carousel-item-left',
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NEXT : 'carousel-item-next',
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PREV : 'carousel-item-prev',
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ITEM : 'carousel-item'
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}
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const Selector = {
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ACTIVE : '.active',
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ACTIVE_ITEM : '.active.carousel-item',
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ITEM : '.carousel-item',
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NEXT_PREV : '.carousel-item-next, .carousel-item-prev',
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INDICATORS : '.carousel-indicators',
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DATA_SLIDE : '[data-slide], [data-slide-to]',
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DATA_RIDE : '[data-ride="carousel"]'
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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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class Carousel {
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constructor(element, config) {
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this._items = null
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this._interval = null
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this._activeElement = null
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this._isPaused = false
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this._isSliding = false
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this.touchTimeout = null
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this._config = this._getConfig(config)
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this._element = $(element)[0]
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this._indicatorsElement = this._element.querySelector(Selector.INDICATORS)
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this._addEventListeners()
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}
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// Getters
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static get VERSION() {
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return VERSION
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}
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static get Default() {
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return Default
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}
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// Public
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next() {
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if (!this._isSliding) {
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this._slide(Direction.NEXT)
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}
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}
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nextWhenVisible() {
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// Don't call next when the page isn't visible
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// or the carousel or its parent isn't visible
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if (!document.hidden &&
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($(this._element).is(':visible') && $(this._element).css('visibility') !== 'hidden')) {
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this.next()
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}
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}
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prev() {
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if (!this._isSliding) {
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this._slide(Direction.PREV)
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}
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}
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pause(event) {
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if (!event) {
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this._isPaused = true
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}
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if (this._element.querySelector(Selector.NEXT_PREV)) {
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Util.triggerTransitionEnd(this._element)
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this.cycle(true)
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}
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clearInterval(this._interval)
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this._interval = null
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}
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cycle(event) {
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if (!event) {
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this._isPaused = false
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}
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if (this._interval) {
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clearInterval(this._interval)
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this._interval = null
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}
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if (this._config.interval && !this._isPaused) {
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this._interval = setInterval(
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(document.visibilityState ? this.nextWhenVisible : this.next).bind(this),
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this._config.interval
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)
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}
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}
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to(index) {
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this._activeElement = this._element.querySelector(Selector.ACTIVE_ITEM)
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const activeIndex = this._getItemIndex(this._activeElement)
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if (index > this._items.length - 1 || index < 0) {
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return
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}
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if (this._isSliding) {
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$(this._element).one(Event.SLID, () => this.to(index))
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return
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}
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if (activeIndex === index) {
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this.pause()
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this.cycle()
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return
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}
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const direction = index > activeIndex
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? Direction.NEXT
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: Direction.PREV
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this._slide(direction, this._items[index])
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}
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dispose() {
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$(this._element).off(EVENT_KEY)
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$.removeData(this._element, DATA_KEY)
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this._items = null
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this._config = null
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this._element = null
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this._interval = null
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this._isPaused = null
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this._isSliding = null
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this._activeElement = null
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this._indicatorsElement = null
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}
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// Private
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_getConfig(config) {
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config = {
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...Default,
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...config
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}
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Util.typeCheckConfig(NAME, config, DefaultType)
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return config
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}
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_addEventListeners() {
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if (this._config.keyboard) {
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$(this._element)
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.on(Event.KEYDOWN, (event) => this._keydown(event))
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}
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if (this._config.pause === 'hover') {
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$(this._element)
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.on(Event.MOUSEENTER, (event) => this.pause(event))
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.on(Event.MOUSELEAVE, (event) => this.cycle(event))
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if ('ontouchstart' in document.documentElement) {
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// If it's a touch-enabled device, mouseenter/leave are fired as
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// part of the mouse compatibility events on first tap - the carousel
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// would stop cycling until user tapped out of it;
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// here, we listen for touchend, explicitly pause the carousel
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// (as if it's the second time we tap on it, mouseenter compat event
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// is NOT fired) and after a timeout (to allow for mouse compatibility
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// events to fire) we explicitly restart cycling
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$(this._element).on(Event.TOUCHEND, () => {
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this.pause()
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if (this.touchTimeout) {
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clearTimeout(this.touchTimeout)
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}
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this.touchTimeout = setTimeout((event) => this.cycle(event), TOUCHEVENT_COMPAT_WAIT + this._config.interval)
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})
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}
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}
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}
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_keydown(event) {
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if (/input|textarea/i.test(event.target.tagName)) {
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return
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}
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switch (event.which) {
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case ARROW_LEFT_KEYCODE:
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event.preventDefault()
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this.prev()
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break
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case ARROW_RIGHT_KEYCODE:
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event.preventDefault()
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this.next()
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break
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default:
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}
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}
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_getItemIndex(element) {
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this._items = element && element.parentNode
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? [].slice.call(element.parentNode.querySelectorAll(Selector.ITEM))
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: []
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return this._items.indexOf(element)
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}
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_getItemByDirection(direction, activeElement) {
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const isNextDirection = direction === Direction.NEXT
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const isPrevDirection = direction === Direction.PREV
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const activeIndex = this._getItemIndex(activeElement)
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const lastItemIndex = this._items.length - 1
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const isGoingToWrap = isPrevDirection && activeIndex === 0 ||
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isNextDirection && activeIndex === lastItemIndex
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if (isGoingToWrap && !this._config.wrap) {
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return activeElement
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}
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const delta = direction === Direction.PREV ? -1 : 1
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const itemIndex = (activeIndex + delta) % this._items.length
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return itemIndex === -1
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? this._items[this._items.length - 1] : this._items[itemIndex]
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}
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_triggerSlideEvent(relatedTarget, eventDirectionName) {
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const targetIndex = this._getItemIndex(relatedTarget)
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const fromIndex = this._getItemIndex(this._element.querySelector(Selector.ACTIVE_ITEM))
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const slideEvent = $.Event(Event.SLIDE, {
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relatedTarget,
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direction: eventDirectionName,
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from: fromIndex,
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to: targetIndex
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})
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$(this._element).trigger(slideEvent)
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return slideEvent
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}
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_setActiveIndicatorElement(element) {
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if (this._indicatorsElement) {
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const indicators = [].slice.call(this._indicatorsElement.querySelectorAll(Selector.ACTIVE))
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$(indicators)
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.removeClass(ClassName.ACTIVE)
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const nextIndicator = this._indicatorsElement.children[
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this._getItemIndex(element)
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]
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if (nextIndicator) {
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$(nextIndicator).addClass(ClassName.ACTIVE)
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}
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}
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}
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_slide(direction, element) {
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const activeElement = this._element.querySelector(Selector.ACTIVE_ITEM)
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const activeElementIndex = this._getItemIndex(activeElement)
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const nextElement = element || activeElement &&
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this._getItemByDirection(direction, activeElement)
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const nextElementIndex = this._getItemIndex(nextElement)
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const isCycling = Boolean(this._interval)
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let directionalClassName
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let orderClassName
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let eventDirectionName
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if (direction === Direction.NEXT) {
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directionalClassName = ClassName.LEFT
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orderClassName = ClassName.NEXT
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eventDirectionName = Direction.LEFT
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} else {
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directionalClassName = ClassName.RIGHT
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orderClassName = ClassName.PREV
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eventDirectionName = Direction.RIGHT
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}
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if (nextElement && $(nextElement).hasClass(ClassName.ACTIVE)) {
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this._isSliding = false
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return
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}
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const slideEvent = this._triggerSlideEvent(nextElement, eventDirectionName)
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if (slideEvent.isDefaultPrevented()) {
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return
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}
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if (!activeElement || !nextElement) {
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// Some weirdness is happening, so we bail
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return
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}
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this._isSliding = true
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if (isCycling) {
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this.pause()
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}
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this._setActiveIndicatorElement(nextElement)
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const slidEvent = $.Event(Event.SLID, {
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relatedTarget: nextElement,
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direction: eventDirectionName,
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from: activeElementIndex,
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to: nextElementIndex
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})
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if ($(this._element).hasClass(ClassName.SLIDE)) {
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$(nextElement).addClass(orderClassName)
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Util.reflow(nextElement)
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$(activeElement).addClass(directionalClassName)
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$(nextElement).addClass(directionalClassName)
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const transitionDuration = Util.getTransitionDurationFromElement(activeElement)
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$(activeElement)
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.one(Util.TRANSITION_END, () => {
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$(nextElement)
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.removeClass(`${directionalClassName} ${orderClassName}`)
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.addClass(ClassName.ACTIVE)
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$(activeElement).removeClass(`${ClassName.ACTIVE} ${orderClassName} ${directionalClassName}`)
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this._isSliding = false
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setTimeout(() => $(this._element).trigger(slidEvent), 0)
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})
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.emulateTransitionEnd(transitionDuration)
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} else {
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$(activeElement).removeClass(ClassName.ACTIVE)
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$(nextElement).addClass(ClassName.ACTIVE)
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this._isSliding = false
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$(this._element).trigger(slidEvent)
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}
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if (isCycling) {
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this.cycle()
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}
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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 = $(this).data(DATA_KEY)
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let _config = {
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...Default,
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...$(this).data()
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}
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if (typeof config === 'object') {
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_config = {
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..._config,
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...config
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}
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}
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const action = typeof config === 'string' ? config : _config.slide
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if (!data) {
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data = new Carousel(this, _config)
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$(this).data(DATA_KEY, data)
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}
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if (typeof config === 'number') {
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data.to(config)
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} else if (typeof action === 'string') {
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if (typeof data[action] === 'undefined') {
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throw new TypeError(`No method named "${action}"`)
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}
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data[action]()
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} else if (_config.interval) {
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data.pause()
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data.cycle()
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}
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})
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}
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static _dataApiClickHandler(event) {
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const selector = Util.getSelectorFromElement(this)
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if (!selector) {
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return
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}
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const target = $(selector)[0]
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if (!target || !$(target).hasClass(ClassName.CAROUSEL)) {
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return
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}
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const config = {
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...$(target).data(),
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...$(this).data()
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}
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const slideIndex = this.getAttribute('data-slide-to')
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if (slideIndex) {
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config.interval = false
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}
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Carousel._jQueryInterface.call($(target), config)
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if (slideIndex) {
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$(target).data(DATA_KEY).to(slideIndex)
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}
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event.preventDefault()
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}
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}
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/**
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* ------------------------------------------------------------------------
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* Data Api implementation
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* ------------------------------------------------------------------------
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*/
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$(document)
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.on(Event.CLICK_DATA_API, Selector.DATA_SLIDE, Carousel._dataApiClickHandler)
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$(window).on(Event.LOAD_DATA_API, () => {
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const carousels = [].slice.call(document.querySelectorAll(Selector.DATA_RIDE))
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for (let i = 0, len = carousels.length; i < len; i++) {
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const $carousel = $(carousels[i])
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Carousel._jQueryInterface.call($carousel, $carousel.data())
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}
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})
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/**
|
||||
* ------------------------------------------------------------------------
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||||
* jQuery
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* ------------------------------------------------------------------------
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||||
*/
|
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|
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$.fn[NAME] = Carousel._jQueryInterface
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$.fn[NAME].Constructor = Carousel
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$.fn[NAME].noConflict = function () {
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$.fn[NAME] = JQUERY_NO_CONFLICT
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return Carousel._jQueryInterface
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}
|
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|
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return Carousel
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})($)
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|
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export default Carousel
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Reference in New Issue
Block a user