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334 lines
10 KiB
334 lines
10 KiB
/*! |
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* Bootstrap tab.js v5.2.2 (https://getbootstrap.com/) |
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* Copyright 2011-2022 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('./util/index'), require('./dom/event-handler'), require('./dom/selector-engine'), require('./base-component')) : |
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typeof define === 'function' && define.amd ? define(['./util/index', './dom/event-handler', './dom/selector-engine', './base-component'], factory) : |
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(global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Tab = factory(global.Index, global.EventHandler, global.SelectorEngine, global.BaseComponent)); |
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})(this, (function (index, EventHandler, SelectorEngine, BaseComponent) { 'use strict'; |
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const _interopDefaultLegacy = e => e && typeof e === 'object' && 'default' in e ? e : { default: e }; |
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const EventHandler__default = /*#__PURE__*/_interopDefaultLegacy(EventHandler); |
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const SelectorEngine__default = /*#__PURE__*/_interopDefaultLegacy(SelectorEngine); |
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const BaseComponent__default = /*#__PURE__*/_interopDefaultLegacy(BaseComponent); |
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/** |
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* -------------------------------------------------------------------------- |
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* Bootstrap (v5.2.2): tab.js |
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* Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) |
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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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const NAME = 'tab'; |
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const DATA_KEY = 'bs.tab'; |
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const EVENT_KEY = `.${DATA_KEY}`; |
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const EVENT_HIDE = `hide${EVENT_KEY}`; |
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const EVENT_HIDDEN = `hidden${EVENT_KEY}`; |
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const EVENT_SHOW = `show${EVENT_KEY}`; |
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const EVENT_SHOWN = `shown${EVENT_KEY}`; |
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const EVENT_CLICK_DATA_API = `click${EVENT_KEY}`; |
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const EVENT_KEYDOWN = `keydown${EVENT_KEY}`; |
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const EVENT_LOAD_DATA_API = `load${EVENT_KEY}`; |
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const ARROW_LEFT_KEY = 'ArrowLeft'; |
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const ARROW_RIGHT_KEY = 'ArrowRight'; |
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const ARROW_UP_KEY = 'ArrowUp'; |
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const ARROW_DOWN_KEY = 'ArrowDown'; |
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const CLASS_NAME_ACTIVE = 'active'; |
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const CLASS_NAME_FADE = 'fade'; |
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const CLASS_NAME_SHOW = 'show'; |
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const CLASS_DROPDOWN = 'dropdown'; |
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const SELECTOR_DROPDOWN_TOGGLE = '.dropdown-toggle'; |
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const SELECTOR_DROPDOWN_MENU = '.dropdown-menu'; |
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const NOT_SELECTOR_DROPDOWN_TOGGLE = ':not(.dropdown-toggle)'; |
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const SELECTOR_TAB_PANEL = '.list-group, .nav, [role="tablist"]'; |
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const SELECTOR_OUTER = '.nav-item, .list-group-item'; |
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const SELECTOR_INNER = `.nav-link${NOT_SELECTOR_DROPDOWN_TOGGLE}, .list-group-item${NOT_SELECTOR_DROPDOWN_TOGGLE}, [role="tab"]${NOT_SELECTOR_DROPDOWN_TOGGLE}`; |
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const SELECTOR_DATA_TOGGLE = '[data-bs-toggle="tab"], [data-bs-toggle="pill"], [data-bs-toggle="list"]'; // todo:v6: could be only `tab` |
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const SELECTOR_INNER_ELEM = `${SELECTOR_INNER}, ${SELECTOR_DATA_TOGGLE}`; |
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const SELECTOR_DATA_TOGGLE_ACTIVE = `.${CLASS_NAME_ACTIVE}[data-bs-toggle="tab"], .${CLASS_NAME_ACTIVE}[data-bs-toggle="pill"], .${CLASS_NAME_ACTIVE}[data-bs-toggle="list"]`; |
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/** |
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* Class definition |
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*/ |
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class Tab extends BaseComponent__default.default { |
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constructor(element) { |
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super(element); |
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this._parent = this._element.closest(SELECTOR_TAB_PANEL); |
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if (!this._parent) { |
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return; // todo: should Throw exception on v6 |
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// throw new TypeError(`${element.outerHTML} has not a valid parent ${SELECTOR_INNER_ELEM}`) |
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} // Set up initial aria attributes |
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this._setInitialAttributes(this._parent, this._getChildren()); |
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EventHandler__default.default.on(this._element, EVENT_KEYDOWN, event => this._keydown(event)); |
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} // Getters |
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static get NAME() { |
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return NAME; |
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} // Public |
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show() { |
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// Shows this elem and deactivate the active sibling if exists |
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const innerElem = this._element; |
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if (this._elemIsActive(innerElem)) { |
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return; |
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} // Search for active tab on same parent to deactivate it |
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const active = this._getActiveElem(); |
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const hideEvent = active ? EventHandler__default.default.trigger(active, EVENT_HIDE, { |
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relatedTarget: innerElem |
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}) : null; |
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const showEvent = EventHandler__default.default.trigger(innerElem, EVENT_SHOW, { |
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relatedTarget: active |
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}); |
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if (showEvent.defaultPrevented || hideEvent && hideEvent.defaultPrevented) { |
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return; |
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} |
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this._deactivate(active, innerElem); |
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this._activate(innerElem, active); |
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} // Private |
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_activate(element, relatedElem) { |
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if (!element) { |
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return; |
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} |
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element.classList.add(CLASS_NAME_ACTIVE); |
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this._activate(index.getElementFromSelector(element)); // Search and activate/show the proper section |
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const complete = () => { |
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if (element.getAttribute('role') !== 'tab') { |
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element.classList.add(CLASS_NAME_SHOW); |
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return; |
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} |
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element.removeAttribute('tabindex'); |
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element.setAttribute('aria-selected', true); |
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this._toggleDropDown(element, true); |
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EventHandler__default.default.trigger(element, EVENT_SHOWN, { |
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relatedTarget: relatedElem |
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}); |
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}; |
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this._queueCallback(complete, element, element.classList.contains(CLASS_NAME_FADE)); |
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} |
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_deactivate(element, relatedElem) { |
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if (!element) { |
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return; |
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} |
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element.classList.remove(CLASS_NAME_ACTIVE); |
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element.blur(); |
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this._deactivate(index.getElementFromSelector(element)); // Search and deactivate the shown section too |
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const complete = () => { |
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if (element.getAttribute('role') !== 'tab') { |
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element.classList.remove(CLASS_NAME_SHOW); |
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return; |
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} |
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element.setAttribute('aria-selected', false); |
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element.setAttribute('tabindex', '-1'); |
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this._toggleDropDown(element, false); |
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EventHandler__default.default.trigger(element, EVENT_HIDDEN, { |
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relatedTarget: relatedElem |
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}); |
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}; |
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this._queueCallback(complete, element, element.classList.contains(CLASS_NAME_FADE)); |
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} |
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_keydown(event) { |
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if (![ARROW_LEFT_KEY, ARROW_RIGHT_KEY, ARROW_UP_KEY, ARROW_DOWN_KEY].includes(event.key)) { |
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return; |
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} |
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event.stopPropagation(); // stopPropagation/preventDefault both added to support up/down keys without scrolling the page |
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event.preventDefault(); |
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const isNext = [ARROW_RIGHT_KEY, ARROW_DOWN_KEY].includes(event.key); |
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const nextActiveElement = index.getNextActiveElement(this._getChildren().filter(element => !index.isDisabled(element)), event.target, isNext, true); |
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if (nextActiveElement) { |
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nextActiveElement.focus({ |
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preventScroll: true |
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}); |
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Tab.getOrCreateInstance(nextActiveElement).show(); |
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} |
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} |
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_getChildren() { |
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// collection of inner elements |
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return SelectorEngine__default.default.find(SELECTOR_INNER_ELEM, this._parent); |
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} |
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_getActiveElem() { |
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return this._getChildren().find(child => this._elemIsActive(child)) || null; |
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} |
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_setInitialAttributes(parent, children) { |
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this._setAttributeIfNotExists(parent, 'role', 'tablist'); |
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for (const child of children) { |
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this._setInitialAttributesOnChild(child); |
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} |
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} |
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_setInitialAttributesOnChild(child) { |
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child = this._getInnerElement(child); |
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const isActive = this._elemIsActive(child); |
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const outerElem = this._getOuterElement(child); |
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child.setAttribute('aria-selected', isActive); |
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if (outerElem !== child) { |
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this._setAttributeIfNotExists(outerElem, 'role', 'presentation'); |
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} |
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if (!isActive) { |
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child.setAttribute('tabindex', '-1'); |
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} |
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this._setAttributeIfNotExists(child, 'role', 'tab'); // set attributes to the related panel too |
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this._setInitialAttributesOnTargetPanel(child); |
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} |
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_setInitialAttributesOnTargetPanel(child) { |
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const target = index.getElementFromSelector(child); |
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if (!target) { |
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return; |
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} |
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this._setAttributeIfNotExists(target, 'role', 'tabpanel'); |
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if (child.id) { |
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this._setAttributeIfNotExists(target, 'aria-labelledby', `#${child.id}`); |
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} |
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} |
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_toggleDropDown(element, open) { |
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const outerElem = this._getOuterElement(element); |
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if (!outerElem.classList.contains(CLASS_DROPDOWN)) { |
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return; |
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} |
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const toggle = (selector, className) => { |
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const element = SelectorEngine__default.default.findOne(selector, outerElem); |
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if (element) { |
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element.classList.toggle(className, open); |
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} |
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}; |
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toggle(SELECTOR_DROPDOWN_TOGGLE, CLASS_NAME_ACTIVE); |
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toggle(SELECTOR_DROPDOWN_MENU, CLASS_NAME_SHOW); |
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outerElem.setAttribute('aria-expanded', open); |
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} |
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_setAttributeIfNotExists(element, attribute, value) { |
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if (!element.hasAttribute(attribute)) { |
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element.setAttribute(attribute, value); |
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} |
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} |
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_elemIsActive(elem) { |
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return elem.classList.contains(CLASS_NAME_ACTIVE); |
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} // Try to get the inner element (usually the .nav-link) |
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_getInnerElement(elem) { |
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return elem.matches(SELECTOR_INNER_ELEM) ? elem : SelectorEngine__default.default.findOne(SELECTOR_INNER_ELEM, elem); |
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} // Try to get the outer element (usually the .nav-item) |
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_getOuterElement(elem) { |
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return elem.closest(SELECTOR_OUTER) || elem; |
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} // Static |
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static jQueryInterface(config) { |
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return this.each(function () { |
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const data = Tab.getOrCreateInstance(this); |
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if (typeof config !== 'string') { |
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return; |
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} |
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if (data[config] === undefined || config.startsWith('_') || config === 'constructor') { |
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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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/** |
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* Data API implementation |
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*/ |
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EventHandler__default.default.on(document, EVENT_CLICK_DATA_API, SELECTOR_DATA_TOGGLE, function (event) { |
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if (['A', 'AREA'].includes(this.tagName)) { |
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event.preventDefault(); |
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} |
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if (index.isDisabled(this)) { |
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return; |
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} |
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Tab.getOrCreateInstance(this).show(); |
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}); |
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/** |
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* Initialize on focus |
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*/ |
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EventHandler__default.default.on(window, EVENT_LOAD_DATA_API, () => { |
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for (const element of SelectorEngine__default.default.find(SELECTOR_DATA_TOGGLE_ACTIVE)) { |
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Tab.getOrCreateInstance(element); |
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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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index.defineJQueryPlugin(Tab); |
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return Tab; |
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})); |
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//# sourceMappingURL=tab.js.map
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