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Bootstrap/js/dist/tab.js
2021-03-23 18:26:54 +02:00

348 lines
12 KiB
JavaScript

/*!
* Bootstrap tab.js v5.0.0-beta3 (https://getbootstrap.com/)
* Copyright 2011-2021 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
* Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
*/
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('./dom/data.js'), require('./dom/event-handler.js'), require('./dom/selector-engine.js'), require('./base-component.js')) :
typeof define === 'function' && define.amd ? define(['./dom/data', './dom/event-handler', './dom/selector-engine', './base-component'], factory) :
(global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Tab = factory(global.Data, global.EventHandler, global.SelectorEngine, global.Base));
}(this, (function (Data, EventHandler, SelectorEngine, BaseComponent) { 'use strict';
function _interopDefaultLegacy (e) { return e && typeof e === 'object' && 'default' in e ? e : { 'default': e }; }
var Data__default = /*#__PURE__*/_interopDefaultLegacy(Data);
var EventHandler__default = /*#__PURE__*/_interopDefaultLegacy(EventHandler);
var SelectorEngine__default = /*#__PURE__*/_interopDefaultLegacy(SelectorEngine);
var BaseComponent__default = /*#__PURE__*/_interopDefaultLegacy(BaseComponent);
/**
* --------------------------------------------------------------------------
* Bootstrap (v5.0.0-beta3): util/index.js
* Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
* --------------------------------------------------------------------------
*/
const MILLISECONDS_MULTIPLIER = 1000;
const TRANSITION_END = 'transitionend'; // Shoutout AngusCroll (https://goo.gl/pxwQGp)
const getSelector = element => {
let selector = element.getAttribute('data-bs-target');
if (!selector || selector === '#') {
let hrefAttr = element.getAttribute('href'); // The only valid content that could double as a selector are IDs or classes,
// so everything starting with `#` or `.`. If a "real" URL is used as the selector,
// `document.querySelector` will rightfully complain it is invalid.
// See https://github.com/twbs/bootstrap/issues/32273
if (!hrefAttr || !hrefAttr.includes('#') && !hrefAttr.startsWith('.')) {
return null;
} // Just in case some CMS puts out a full URL with the anchor appended
if (hrefAttr.includes('#') && !hrefAttr.startsWith('#')) {
hrefAttr = '#' + hrefAttr.split('#')[1];
}
selector = hrefAttr && hrefAttr !== '#' ? hrefAttr.trim() : null;
}
return selector;
};
const getElementFromSelector = element => {
const selector = getSelector(element);
return selector ? document.querySelector(selector) : null;
};
const getTransitionDurationFromElement = element => {
if (!element) {
return 0;
} // Get transition-duration of the element
let {
transitionDuration,
transitionDelay
} = window.getComputedStyle(element);
const floatTransitionDuration = Number.parseFloat(transitionDuration);
const floatTransitionDelay = Number.parseFloat(transitionDelay); // Return 0 if element or transition duration is not found
if (!floatTransitionDuration && !floatTransitionDelay) {
return 0;
} // If multiple durations are defined, take the first
transitionDuration = transitionDuration.split(',')[0];
transitionDelay = transitionDelay.split(',')[0];
return (Number.parseFloat(transitionDuration) + Number.parseFloat(transitionDelay)) * MILLISECONDS_MULTIPLIER;
};
const triggerTransitionEnd = element => {
element.dispatchEvent(new Event(TRANSITION_END));
};
const emulateTransitionEnd = (element, duration) => {
let called = false;
const durationPadding = 5;
const emulatedDuration = duration + durationPadding;
function listener() {
called = true;
element.removeEventListener(TRANSITION_END, listener);
}
element.addEventListener(TRANSITION_END, listener);
setTimeout(() => {
if (!called) {
triggerTransitionEnd(element);
}
}, emulatedDuration);
};
const isDisabled = element => {
if (!element || element.nodeType !== Node.ELEMENT_NODE) {
return true;
}
if (element.classList.contains('disabled')) {
return true;
}
if (typeof element.disabled !== 'undefined') {
return element.disabled;
}
return element.hasAttribute('disabled') && element.getAttribute('disabled') !== 'false';
};
const reflow = element => element.offsetHeight;
const getjQuery = () => {
const {
jQuery
} = window;
if (jQuery && !document.body.hasAttribute('data-bs-no-jquery')) {
return jQuery;
}
return null;
};
const onDOMContentLoaded = callback => {
if (document.readyState === 'loading') {
document.addEventListener('DOMContentLoaded', callback);
} else {
callback();
}
};
const defineJQueryPlugin = (name, plugin) => {
onDOMContentLoaded(() => {
const $ = getjQuery();
/* istanbul ignore if */
if ($) {
const JQUERY_NO_CONFLICT = $.fn[name];
$.fn[name] = plugin.jQueryInterface;
$.fn[name].Constructor = plugin;
$.fn[name].noConflict = () => {
$.fn[name] = JQUERY_NO_CONFLICT;
return plugin.jQueryInterface;
};
}
});
};
/**
* --------------------------------------------------------------------------
* Bootstrap (v5.0.0-beta3): tab.js
* Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
* --------------------------------------------------------------------------
*/
/**
* ------------------------------------------------------------------------
* Constants
* ------------------------------------------------------------------------
*/
const NAME = 'tab';
const DATA_KEY = 'bs.tab';
const EVENT_KEY = `.${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_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-bs-toggle="tab"], [data-bs-toggle="pill"], [data-bs-toggle="list"]';
const SELECTOR_DROPDOWN_TOGGLE = '.dropdown-toggle';
const SELECTOR_DROPDOWN_ACTIVE_CHILD = ':scope > .dropdown-menu .active';
/**
* ------------------------------------------------------------------------
* Class Definition
* ------------------------------------------------------------------------
*/
class Tab extends BaseComponent__default['default'] {
// Getters
static get DATA_KEY() {
return DATA_KEY;
} // Public
show() {
if (this._element.parentNode && this._element.parentNode.nodeType === Node.ELEMENT_NODE && this._element.classList.contains(CLASS_NAME_ACTIVE) || isDisabled(this._element)) {
return;
}
let previous;
const target = getElementFromSelector(this._element);
const listElement = this._element.closest(SELECTOR_NAV_LIST_GROUP);
if (listElement) {
const itemSelector = listElement.nodeName === 'UL' || listElement.nodeName === 'OL' ? SELECTOR_ACTIVE_UL : SELECTOR_ACTIVE;
previous = SelectorEngine__default['default'].find(itemSelector, listElement);
previous = previous[previous.length - 1];
}
const hideEvent = previous ? EventHandler__default['default'].trigger(previous, EVENT_HIDE, {
relatedTarget: this._element
}) : null;
const showEvent = EventHandler__default['default'].trigger(this._element, EVENT_SHOW, {
relatedTarget: previous
});
if (showEvent.defaultPrevented || hideEvent !== null && hideEvent.defaultPrevented) {
return;
}
this._activate(this._element, listElement);
const complete = () => {
EventHandler__default['default'].trigger(previous, EVENT_HIDDEN, {
relatedTarget: this._element
});
EventHandler__default['default'].trigger(this._element, EVENT_SHOWN, {
relatedTarget: previous
});
};
if (target) {
this._activate(target, target.parentNode, complete);
} else {
complete();
}
} // Private
_activate(element, container, callback) {
const activeElements = container && (container.nodeName === 'UL' || container.nodeName === 'OL') ? SelectorEngine__default['default'].find(SELECTOR_ACTIVE_UL, container) : SelectorEngine__default['default'].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__default['default'].one(active, 'transitionend', complete);
emulateTransitionEnd(active, transitionDuration);
} else {
complete();
}
}
_transitionComplete(element, active, callback) {
if (active) {
active.classList.remove(CLASS_NAME_ACTIVE);
const dropdownChild = SelectorEngine__default['default'].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);
}
if (element.parentNode && element.parentNode.classList.contains(CLASS_NAME_DROPDOWN_MENU)) {
const dropdownElement = element.closest(SELECTOR_DROPDOWN);
if (dropdownElement) {
SelectorEngine__default['default'].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__default['default'].get(this, DATA_KEY) || new Tab(this);
if (typeof config === 'string') {
if (typeof data[config] === 'undefined') {
throw new TypeError(`No method named "${config}"`);
}
data[config]();
}
});
}
}
/**
* ------------------------------------------------------------------------
* Data Api implementation
* ------------------------------------------------------------------------
*/
EventHandler__default['default'].on(document, EVENT_CLICK_DATA_API, SELECTOR_DATA_TOGGLE, function (event) {
event.preventDefault();
const data = Data__default['default'].get(this, DATA_KEY) || new Tab(this);
data.show();
});
/**
* ------------------------------------------------------------------------
* jQuery
* ------------------------------------------------------------------------
* add .Tab to jQuery only if jQuery is present
*/
defineJQueryPlugin(NAME, Tab);
return Tab;
})));
//# sourceMappingURL=tab.js.map