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popover.js 4.43 KiB
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/**
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 * --------------------------------------------------------------------------
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 * Bootstrap (v5.0.0-alpha3): popover.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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import { getjQuery, onDOMContentLoaded } from './util/index'
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import Data from './dom/data'
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import SelectorEngine from './dom/selector-engine'
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import Tooltip from './tooltip'
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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 = 'popover'
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const DATA_KEY = 'bs.popover'
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const EVENT_KEY = `.${DATA_KEY}`
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const CLASS_PREFIX = 'bs-popover'
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const BSCLS_PREFIX_REGEX = new RegExp(`(^|\\s)${CLASS_PREFIX}\\S+`, 'g')
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const Default = {
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  ...Tooltip.Default,
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  placement: 'right',
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  trigger: 'click',
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  content: '',
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  template: '<div class="popover" role="tooltip">' +
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              '<div class="popover-arrow"></div>' +
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                '<h3 class="popover-header"></h3>' +
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              '<div class="popover-body"></div>' +
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            '</div>'
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}
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const DefaultType = {
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  ...Tooltip.DefaultType,
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  content: '(string|element|function)'
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}
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const Event = {
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  HIDE: `hide${EVENT_KEY}`,
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  HIDDEN: `hidden${EVENT_KEY}`,
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  SHOW: `show${EVENT_KEY}`,
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  SHOWN: `shown${EVENT_KEY}`,
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  INSERTED: `inserted${EVENT_KEY}`,
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  CLICK: `click${EVENT_KEY}`,
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  FOCUSIN: `focusin${EVENT_KEY}`,
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  FOCUSOUT: `focusout${EVENT_KEY}`,
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  MOUSEENTER: `mouseenter${EVENT_KEY}`,
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  MOUSELEAVE: `mouseleave${EVENT_KEY}`
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}
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const CLASS_NAME_FADE = 'fade'
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const CLASS_NAME_SHOW = 'show'
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const SELECTOR_TITLE = '.popover-header'
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const SELECTOR_CONTENT = '.popover-body'
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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 Popover extends Tooltip {
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  // Getters
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  static get Default() {
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return Default } static get NAME() { return NAME } static get DATA_KEY() { return DATA_KEY } static get Event() { return Event } static get EVENT_KEY() { return EVENT_KEY } static get DefaultType() { return DefaultType } // Overrides isWithContent() { return this.getTitle() || this._getContent() } setContent() { const tip = this.getTipElement() // we use append for html objects to maintain js events this.setElementContent(SelectorEngine.findOne(SELECTOR_TITLE, tip), this.getTitle()) let content = this._getContent() if (typeof content === 'function') { content = content.call(this._element) } this.setElementContent(SelectorEngine.findOne(SELECTOR_CONTENT, tip), content) tip.classList.remove(CLASS_NAME_FADE, CLASS_NAME_SHOW) } // Private _addAttachmentClass(attachment) { this.getTipElement().classList.add(`${CLASS_PREFIX}-${attachment}`) } _getContent() { return this._element.getAttribute('data-bs-content') || this.config.content } _cleanTipClass() { const tip = this.getTipElement() const tabClass = tip.getAttribute('class').match(BSCLS_PREFIX_REGEX) if (tabClass !== null && tabClass.length > 0) { tabClass.map(token => token.trim()) .forEach(tClass => tip.classList.remove(tClass)) } } // Static static jQueryInterface(config) { return this.each(function () { let data = Data.getData(this, DATA_KEY) const _config = typeof config === 'object' ? config : null
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if (!data && /dispose|hide/.test(config)) { return } if (!data) { data = new Popover(this, _config) Data.setData(this, DATA_KEY, data) } if (typeof config === 'string') { if (typeof data[config] === 'undefined') { throw new TypeError(`No method named "${config}"`) } data[config]() } }) } } /** * ------------------------------------------------------------------------ * jQuery * ------------------------------------------------------------------------ * add .Popover to jQuery only if jQuery is present */ onDOMContentLoaded(() => { const $ = getjQuery() /* istanbul ignore if */ if ($) { const JQUERY_NO_CONFLICT = $.fn[NAME] $.fn[NAME] = Popover.jQueryInterface $.fn[NAME].Constructor = Popover $.fn[NAME].noConflict = () => { $.fn[NAME] = JQUERY_NO_CONFLICT return Popover.jQueryInterface } } }) export default Popover