tooltip.js

/*!
  * Bootstrap tooltip.js v5.3.3 (https://getbootstrap.com/)
  * Copyright 2011-2024 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('@popperjs/core'), require('./base-component.js'), require('./dom/event-handler.js'), require('./dom/manipulator.js'), require('./util/index.js'), require('./util/sanitizer.js'), require('./util/template-factory.js')) :
  typeof define === 'function' && define.amd ? define(['@popperjs/core', './base-component', './dom/event-handler', './dom/manipulator', './util/index', './util/sanitizer', './util/template-factory'], factory) :
  (global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Tooltip = factory(global["@popperjs/core"], global.BaseComponent, global.EventHandler, global.Manipulator, global.Index, global.Sanitizer, global.TemplateFactory));
})(this, (function (Popper, BaseComponent, EventHandler, Manipulator, index_js, sanitizer_js, TemplateFactory) { 'use strict';

  function _interopNamespaceDefault(e) {
    const n = Object.create(null, { [Symbol.toStringTag]: { value: 'Module' } });
    if (e) {
      for (const k in e) {
        if (k !== 'default') {
          const d = Object.getOwnPropertyDescriptor(e, k);
          Object.defineProperty(n, k, d.get ? d : {
            enumerable: true,
            get: () => e[k]
          });
        }
      }
    }
    n.default = e;
    return Object.freeze(n);
  }

  const Popper__namespace = /*#__PURE__*/_interopNamespaceDefault(Popper);

  /**
   * --------------------------------------------------------------------------
   * Bootstrap tooltip.js
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
   * --------------------------------------------------------------------------
   */


  /**
   * Constants
   */

  const NAME = 'tooltip';
  const DISALLOWED_ATTRIBUTES = new Set(['sanitize', 'allowList', 'sanitizeFn']);
  const CLASS_NAME_FADE = 'fade';
  const CLASS_NAME_MODAL = 'modal';
  const CLASS_NAME_SHOW = 'show';
  const SELECTOR_TOOLTIP_INNER = '.tooltip-inner';
  const SELECTOR_MODAL = `.${CLASS_NAME_MODAL}`;
  const EVENT_MODAL_HIDE = 'hide.bs.modal';
  const TRIGGER_HOVER = 'hover';
  const TRIGGER_FOCUS = 'focus';
  const TRIGGER_CLICK = 'click';
  const TRIGGER_MANUAL = 'manual';
  const EVENT_HIDE = 'hide';
  const EVENT_HIDDEN = 'hidden';
  const EVENT_SHOW = 'show';
  const EVENT_SHOWN = 'shown';
  const EVENT_INSERTED = 'inserted';
  const EVENT_CLICK = 'click';
  const EVENT_FOCUSIN = 'focusin';
  const EVENT_FOCUSOUT = 'focusout';
  const EVENT_MOUSEENTER = 'mouseenter';
  const EVENT_MOUSELEAVE = 'mouseleave';
  const AttachmentMap = {
    AUTO: 'auto',
    TOP: 'top',
    RIGHT: index_js.isRTL() ? 'left' : 'right',
    BOTTOM: 'bottom',
    LEFT: index_js.isRTL() ? 'right' : 'left'
  };
  const Default = {
    allowList: sanitizer_js.DefaultAllowlist,
    animation: true,
    boundary: 'clippingParents',
    container: false,
    customClass: '',
    delay: 0,
    fallbackPlacements: ['top', 'right', 'bottom', 'left'],
    html: false,
    offset: [0, 6],
    placement: 'top',
    popperConfig: null,
    sanitize: true,
    sanitizeFn: null,
    selector: false,
    template: '<div class="tooltip" role="tooltip">' + '<div class="tooltip-arrow"></div>' + '<div class="tooltip-inner"></div>' + '</div>',
    title: '',
    trigger: 'hover focus'
  };
  const DefaultType = {
    allowList: 'object',
    animation: 'boolean',
    boundary: '(string|element)',
    container: '(string|element|boolean)',
    customClass: '(string|function)',
    delay: '(number|object)',
    fallbackPlacements: 'array',
    html: 'boolean',
    offset: '(array|string|function)',
    placement: '(string|function)',
    popperConfig: '(null|object|function)',
    sanitize: 'boolean',
    sanitizeFn: '(null|function)',
    selector: '(string|boolean)',
    template: 'string',
    title: '(string|element|function)',
    trigger: 'string'
  };

  /**
   * Class definition
   */

  class Tooltip extends BaseComponent {
    constructor(element, config) {
      if (typeof Popper__namespace === 'undefined') {
        throw new TypeError('Bootstrap\'s tooltips require Popper (https://popper.js.org)');
      }
      super(element, config);

      // Private
      this._isEnabled = true;
      this._timeout = 0;
      this._isHovered = null;
      this._activeTrigger = {};
      this._popper = null;
      this._templateFactory = null;
      this._newContent = null;

      // Protected
      this.tip = null;
      this._setListeners();
      if (!this._config.selector) {
        this._fixTitle();
      }
    }

    // Getters
    static get Default() {
      return Default;
    }
    static get DefaultType() {
      return DefaultType;
    }
    static get NAME() {
      return NAME;
    }

    // Public
    enable() {
      this._isEnabled = true;
    }
    disable() {
      this._isEnabled = false;
    }
    toggleEnabled() {
      this._isEnabled = !this._isEnabled;
    }
    toggle() {
      if (!this._isEnabled) {
        return;
      }
      this._activeTrigger.click = !this._activeTrigger.click;
      if (this._isShown()) {
        this._leave();
        return;
      }
      this._enter();
    }
    dispose() {
      clearTimeout(this._timeout);
      EventHandler.off(this._element.closest(SELECTOR_MODAL), EVENT_MODAL_HIDE, this._hideModalHandler);
      if (this._element.getAttribute('data-bs-original-title')) {
        this._element.setAttribute('title', this._element.getAttribute('data-bs-original-title'));
      }
      this._disposePopper();
      super.dispose();
    }
    show() {
      if (this._element.style.display === 'none') {
        throw new Error('Please use show on visible elements');
      }
      if (!(this._isWithContent() && this._isEnabled)) {
        return;
      }
      const showEvent = EventHandler.trigger(this._element, this.constructor.eventName(EVENT_SHOW));
      const shadowRoot = index_js.findShadowRoot(this._element);
      const isInTheDom = (shadowRoot || this._element.ownerDocument.documentElement).contains(this._element);
      if (showEvent.defaultPrevented || !isInTheDom) {
        return;
      }

      // TODO: v6 remove this or make it optional
      this._disposePopper();
      const tip = this._getTipElement();
      this._element.setAttribute('aria-describedby', tip.getAttribute('id'));
      const {
        container
      } = this._config;
      if (!this._element.ownerDocument.documentElement.contains(this.tip)) {
        container.append(tip);
        EventHandler.trigger(this._element, this.constructor.eventName(EVENT_INSERTED));
      }
      this._popper = this._createPopper(tip);
      tip.classList.add(CLASS_NAME_SHOW);

      // If this is a touch-enabled device we add extra
      // empty mouseover listeners to the body's immediate children;
      // only needed because of broken event delegation on iOS
      // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html
      if ('ontouchstart' in document.documentElement) {
        for (const element of [].concat(...document.body.children)) {
          EventHandler.on(element, 'mouseover', index_js.noop);
        }
      }
      const complete = () => {
        EventHandler.trigger(this._element, this.constructor.eventName(EVENT_SHOWN));
        if (this._isHovered === false) {
          this._leave();
        }
        this._isHovered = false;
      };
      this._queueCallback(complete, this.tip, this._isAnimated());
    }
    hide() {
      if (!this._isShown()) {
        return;
      }
      const hideEvent = EventHandler.trigger(this._element, this.constructor.eventName(EVENT_HIDE));
      if (hideEvent.defaultPrevented) {
        return;
      }
      const tip = this._getTipElement();
      tip.classList.remove(CLASS_NAME_SHOW);

      // If this is a touch-enabled device we remove the extra
      // empty mouseover listeners we added for iOS support
      if ('ontouchstart' in document.documentElement) {
        for (const element of [].concat(...document.body.children)) {
          EventHandler.off(element, 'mouseover', index_js.noop);
        }
      }
      this._activeTrigger[TRIGGER_CLICK] = false;
      this._activeTrigger[TRIGGER_FOCUS] = false;
      this._activeTrigger[TRIGGER_HOVER] = false;
      this._isHovered = null; // it is a trick to support manual triggering

      const complete = () => {
        if (this._isWithActiveTrigger()) {
          return;
        }
        if (!this._isHovered) {
          this._disposePopper();
        }
        this._element.removeAttribute('aria-describedby');
        EventHandler.trigger(this._element, this.constructor.eventName(EVENT_HIDDEN));
      };
      this._queueCallback(complete, this.tip, this._isAnimated());
    }
    update() {
      if (this._popper) {
        this._popper.update();
      }
    }

    // Protected
    _isWithContent() {
      return Boolean(this._getTitle());
    }
    _getTipElement() {
      if (!this.tip) {
        this.tip = this._createTipElement(this._newContent || this._getContentForTemplate());
      }
      return this.tip;
    }
    _createTipElement(content) {
      const tip = this._getTemplateFactory(content).toHtml();

      // TODO: remove this check in v6
      if (!tip) {
        return null;
      }
      tip.classList.remove(CLASS_NAME_FADE, CLASS_NAME_SHOW);
      // TODO: v6 the following can be achieved with CSS only
      tip.classList.add(`bs-${this.constructor.NAME}-auto`);
      const tipId = index_js.getUID(this.constructor.NAME).toString();
      tip.setAttribute('id', tipId);
      if (this._isAnimated()) {
        tip.classList.add(CLASS_NAME_FADE);
      }
      return tip;
    }
    setContent(content) {
      this._newContent = content;
      if (this._isShown()) {
        this._disposePopper();
        this.show();
      }
    }
    _getTemplateFactory(content) {
      if (this._templateFactory) {
        this._templateFactory.changeContent(content);
      } else {
        this._templateFactory = new TemplateFactory({
          ...this._config,
          // the `content` var has to be after `this._config`
          // to override config.content in case of popover
          content,
          extraClass: this._resolvePossibleFunction(this._config.customClass)
        });
      }
      return this._templateFactory;
    }
    _getContentForTemplate() {
      return {
        [SELECTOR_TOOLTIP_INNER]: this._getTitle()
      };
    }
    _getTitle() {
      return this._resolvePossibleFunction(this._config.title) || this._element.getAttribute('data-bs-original-title');
    }

    // Private
    _initializeOnDelegatedTarget(event) {
      return this.constructor.getOrCreateInstance(event.delegateTarget, this._getDelegateConfig());
    }
    _isAnimated() {
      return this._config.animation || this.tip && this.tip.classList.contains(CLASS_NAME_FADE);
    }
    _isShown() {
      return this.tip && this.tip.classList.contains(CLASS_NAME_SHOW);
    }
    _createPopper(tip) {
      const placement = index_js.execute(this._config.placement, [this, tip, this._element]);
      const attachment = AttachmentMap[placement.toUpperCase()];
      return Popper__namespace.createPopper(this._element, tip, this._getPopperConfig(attachment));
    }
    _getOffset() {
      const {
        offset
      } = this._config;
      if (typeof offset === 'string') {
        return offset.split(',').map(value => Number.parseInt(value, 10));
      }
      if (typeof offset === 'function') {
        return popperData => offset(popperData, this._element);
      }
      return offset;
    }
    _resolvePossibleFunction(arg) {
      return index_js.execute(arg, [this._element]);
    }
    _getPopperConfig(attachment) {
      const defaultBsPopperConfig = {
        placement: attachment,
        modifiers: [{
          name: 'flip',
          options: {
            fallbackPlacements: this._config.fallbackPlacements
          }
        }, {
          name: 'offset',
          options: {
            offset: this._getOffset()
          }
        }, {
          name: 'preventOverflow',
          options: {
            boundary: this._config.boundary
          }
        }, {
          name: 'arrow',
          options: {
            element: `.${this.constructor.NAME}-arrow`
          }
        }, {
          name: 'preSetPlacement',
          enabled: true,
          phase: 'beforeMain',
          fn: data => {
            // Pre-set Popper's placement attribute in order to read the arrow sizes properly.
            // Otherwise, Popper mixes up the width and height dimensions since the initial arrow style is for top placement
            this._getTipElement().setAttribute('data-popper-placement', data.state.placement);
          }
        }]
      };
      return {
        ...defaultBsPopperConfig,
        ...index_js.execute(this._config.popperConfig, [defaultBsPopperConfig])
      };
    }
    _setListeners() {
      const triggers = this._config.trigger.split(' ');
      for (const trigger of triggers) {
        if (trigger === 'click') {
          EventHandler.on(this._element, this.constructor.eventName(EVENT_CLICK), this._config.selector, event => {
            const context = this._initializeOnDelegatedTarget(event);
            context.toggle();
          });
        } else if (trigger !== TRIGGER_MANUAL) {
          const eventIn = trigger === TRIGGER_HOVER ? this.constructor.eventName(EVENT_MOUSEENTER) : this.constructor.eventName(EVENT_FOCUSIN);
          const eventOut = trigger === TRIGGER_HOVER ? this.constructor.eventName(EVENT_MOUSELEAVE) : this.constructor.eventName(EVENT_FOCUSOUT);
          EventHandler.on(this._element, eventIn, this._config.selector, event => {
            const context = this._initializeOnDelegatedTarget(event);
            context._activeTrigger[event.type === 'focusin' ? TRIGGER_FOCUS : TRIGGER_HOVER] = true;
            context._enter();
          });
          EventHandler.on(this._element, eventOut, this._config.selector, event => {
            const context = this._initializeOnDelegatedTarget(event);
            context._activeTrigger[event.type === 'focusout' ? TRIGGER_FOCUS : TRIGGER_HOVER] = context._element.contains(event.relatedTarget);
            context._leave();
          });
        }
      }
      this._hideModalHandler = () => {
        if (this._element) {
          this.hide();
        }
      };
      EventHandler.on(this._element.closest(SELECTOR_MODAL), EVENT_MODAL_HIDE, this._hideModalHandler);
    }
    _fixTitle() {
      const title = this._element.getAttribute('title');
      if (!title) {
        return;
      }
      if (!this._element.getAttribute('aria-label') && !this._element.textContent.trim()) {
        this._element.setAttribute('aria-label', title);
      }
      this._element.setAttribute('data-bs-original-title', title); // DO NOT USE IT. Is only for backwards compatibility
      this._element.removeAttribute('title');
    }
    _enter() {
      if (this._isShown() || this._isHovered) {
        this._isHovered = true;
        return;
      }
      this._isHovered = true;
      this._setTimeout(() => {
        if (this._isHovered) {
          this.show();
        }
      }, this._config.delay.show);
    }
    _leave() {
      if (this._isWithActiveTrigger()) {
        return;
      }
      this._isHovered = false;
      this._setTimeout(() => {
        if (!this._isHovered) {
          this.hide();
        }
      }, this._config.delay.hide);
    }
    _setTimeout(handler, timeout) {
      clearTimeout(this._timeout);
      this._timeout = setTimeout(handler, timeout);
    }
    _isWithActiveTrigger() {
      return Object.values(this._activeTrigger).includes(true);
    }
    _getConfig(config) {
      const dataAttributes = Manipulator.getDataAttributes(this._element);
      for (const dataAttribute of Object.keys(dataAttributes)) {
        if (DISALLOWED_ATTRIBUTES.has(dataAttribute)) {
          delete dataAttributes[dataAttribute];
        }
      }
      config = {
        ...dataAttributes,
        ...(typeof config === 'object' && config ? config : {})
      };
      config = this._mergeConfigObj(config);
      config = this._configAfterMerge(config);
      this._typeCheckConfig(config);
      return config;
    }
    _configAfterMerge(config) {
      config.container = config.container === false ? document.body : index_js.getElement(config.container);
      if (typeof config.delay === 'number') {
        config.delay = {
          show: config.delay,
          hide: config.delay
        };
      }
      if (typeof config.title === 'number') {
        config.title = config.title.toString();
      }
      if (typeof config.content === 'number') {
        config.content = config.content.toString();
      }
      return config;
    }
    _getDelegateConfig() {
      const config = {};
      for (const [key, value] of Object.entries(this._config)) {
        if (this.constructor.Default[key] !== value) {
          config[key] = value;
        }
      }
      config.selector = false;
      config.trigger = 'manual';

      // In the future can be replaced with:
      // const keysWithDifferentValues = Object.entries(this._config).filter(entry => this.constructor.Default[entry[0]] !== this._config[entry[0]])
      // `Object.fromEntries(keysWithDifferentValues)`
      return config;
    }
    _disposePopper() {
      if (this._popper) {
        this._popper.destroy();
        this._popper = null;
      }
      if (this.tip) {
        this.tip.remove();
        this.tip = null;
      }
    }

    // Static
    static jQueryInterface(config) {
      return this.each(function () {
        const data = Tooltip.getOrCreateInstance(this, config);
        if (typeof config !== 'string') {
          return;
        }
        if (typeof data[config] === 'undefined') {
          throw new TypeError(`No method named "${config}"`);
        }
        data[config]();
      });
    }
  }

  /**
   * jQuery
   */

  index_js.defineJQueryPlugin(Tooltip);

  return Tooltip;

}));
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