twbs--bootstrap/js/dist/tooltip.js

var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };

var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0-alpha.4): tooltip.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

var Tooltip = function ($) {

  /**
   * Check for Tether dependency
   * Tether - http://tether.io/
   */
  if (window.Tether === undefined) {
    throw new Error('Bootstrap tooltips require Tether (http://tether.io/)');
  }

  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */

  var NAME = 'tooltip';
  var VERSION = '4.0.0-alpha.4';
  var DATA_KEY = 'bs.tooltip';
  var EVENT_KEY = '.' + DATA_KEY;
  var JQUERY_NO_CONFLICT = $.fn[NAME];
  var TRANSITION_DURATION = 150;
  var CLASS_PREFIX = 'bs-tether';

  var Default = {
    animation: true,
    template: '<div class="tooltip" role="tooltip">' + '<div class="tooltip-arrow"></div>' + '<div class="tooltip-inner"></div></div>',
    trigger: 'hover focus',
    title: '',
    delay: 0,
    html: false,
    selector: false,
    placement: 'top',
    offset: '0 0',
    constraints: []
  };

  var DefaultType = {
    animation: 'boolean',
    template: 'string',
    title: '(string|element|function)',
    trigger: 'string',
    delay: '(number|object)',
    html: 'boolean',
    selector: '(string|boolean)',
    placement: '(string|function)',
    offset: 'string',
    constraints: 'array'
  };

  var AttachmentMap = {
    TOP: 'bottom center',
    RIGHT: 'middle left',
    BOTTOM: 'top center',
    LEFT: 'middle right'
  };

  var HoverState = {
    IN: 'in',
    OUT: 'out'
  };

  var Event = {
    HIDE: 'hide' + EVENT_KEY,
    HIDDEN: 'hidden' + EVENT_KEY,
    SHOW: 'show' + EVENT_KEY,
    SHOWN: 'shown' + EVENT_KEY,
    INSERTED: 'inserted' + EVENT_KEY,
    CLICK: 'click' + EVENT_KEY,
    FOCUSIN: 'focusin' + EVENT_KEY,
    FOCUSOUT: 'focusout' + EVENT_KEY,
    MOUSEENTER: 'mouseenter' + EVENT_KEY,
    MOUSELEAVE: 'mouseleave' + EVENT_KEY
  };

  var ClassName = {
    FADE: 'fade',
    IN: 'in'
  };

  var Selector = {
    TOOLTIP: '.tooltip',
    TOOLTIP_INNER: '.tooltip-inner'
  };

  var TetherClass = {
    element: false,
    enabled: false
  };

  var Trigger = {
    HOVER: 'hover',
    FOCUS: 'focus',
    CLICK: 'click',
    MANUAL: 'manual'
  };

  /**
   * ------------------------------------------------------------------------
   * Class Definition
   * ------------------------------------------------------------------------
   */

  var Tooltip = function () {
    function Tooltip(element, config) {
      _classCallCheck(this, Tooltip);

      // private
      this._isEnabled = true;
      this._timeout = 0;
      this._hoverState = '';
      this._activeTrigger = {};
      this._tether = null;

      // protected
      this.element = element;
      this.config = this._getConfig(config);
      this.tip = null;

      this._setListeners();
    }

    // getters

    // public

    Tooltip.prototype.enable = function enable() {
      this._isEnabled = true;
    };

    Tooltip.prototype.disable = function disable() {
      this._isEnabled = false;
    };

    Tooltip.prototype.toggleEnabled = function toggleEnabled() {
      this._isEnabled = !this._isEnabled;
    };

    Tooltip.prototype.toggle = function toggle(event) {
      if (event) {
        var dataKey = this.constructor.DATA_KEY;
        var context = $(event.currentTarget).data(dataKey);

        if (!context) {
          context = new this.constructor(event.currentTarget, this._getDelegateConfig());
          $(event.currentTarget).data(dataKey, context);
        }

        context._activeTrigger.click = !context._activeTrigger.click;

        if (context._isWithActiveTrigger()) {
          context._enter(null, context);
        } else {
          context._leave(null, context);
        }
      } else {

        if ($(this.getTipElement()).hasClass(ClassName.IN)) {
          this._leave(null, this);
          return;
        }

        this._enter(null, this);
      }
    };

    Tooltip.prototype.dispose = function dispose() {
      clearTimeout(this._timeout);

      this.cleanupTether();

      $.removeData(this.element, this.constructor.DATA_KEY);

      $(this.element).off(this.constructor.EVENT_KEY);

      if (this.tip) {
        $(this.tip).remove();
      }

      this._isEnabled = null;
      this._timeout = null;
      this._hoverState = null;
      this._activeTrigger = null;
      this._tether = null;

      this.element = null;
      this.config = null;
      this.tip = null;
    };

    Tooltip.prototype.show = function show() {
      var _this = this;

      var showEvent = $.Event(this.constructor.Event.SHOW);

      if (this.isWithContent() && this._isEnabled) {
        $(this.element).trigger(showEvent);

        var isInTheDom = $.contains(this.element.ownerDocument.documentElement, this.element);

        if (showEvent.isDefaultPrevented() || !isInTheDom) {
          return;
        }

        var tip = this.getTipElement();
        var tipId = Util.getUID(this.constructor.NAME);

        tip.setAttribute('id', tipId);
        this.element.setAttribute('aria-describedby', tipId);

        this.setContent();

        if (this.config.animation) {
          $(tip).addClass(ClassName.FADE);
        }

        var placement = typeof this.config.placement === 'function' ? this.config.placement.call(this, tip, this.element) : this.config.placement;

        var attachment = this._getAttachment(placement);

        $(tip).data(this.constructor.DATA_KEY, this).appendTo(document.body);

        $(this.element).trigger(this.constructor.Event.INSERTED);

        this._tether = new Tether({
          attachment: attachment,
          element: tip,
          target: this.element,
          classes: TetherClass,
          classPrefix: CLASS_PREFIX,
          offset: this.config.offset,
          constraints: this.config.constraints,
          addTargetClasses: false
        });

        Util.reflow(tip);
        this._tether.position();

        $(tip).addClass(ClassName.IN);

        var complete = function complete() {
          var prevHoverState = _this._hoverState;
          _this._hoverState = null;

          $(_this.element).trigger(_this.constructor.Event.SHOWN);

          if (prevHoverState === HoverState.OUT) {
            _this._leave(null, _this);
          }
        };

        if (Util.supportsTransitionEnd() && $(this.tip).hasClass(ClassName.FADE)) {
          $(this.tip).one(Util.TRANSITION_END, complete).emulateTransitionEnd(Tooltip._TRANSITION_DURATION);
          return;
        }

        complete();
      }
    };

    Tooltip.prototype.hide = function hide(callback) {
      var _this2 = this;

      var tip = this.getTipElement();
      var hideEvent = $.Event(this.constructor.Event.HIDE);
      var complete = function complete() {
        if (_this2._hoverState !== HoverState.IN && tip.parentNode) {
          tip.parentNode.removeChild(tip);
        }

        _this2.element.removeAttribute('aria-describedby');
        $(_this2.element).trigger(_this2.constructor.Event.HIDDEN);
        _this2.cleanupTether();

        if (callback) {
          callback();
        }
      };

      $(this.element).trigger(hideEvent);

      if (hideEvent.isDefaultPrevented()) {
        return;
      }

      $(tip).removeClass(ClassName.IN);

      if (Util.supportsTransitionEnd() && $(this.tip).hasClass(ClassName.FADE)) {

        $(tip).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
      } else {
        complete();
      }

      this._hoverState = '';
    };

    // protected

    Tooltip.prototype.isWithContent = function isWithContent() {
      return Boolean(this.getTitle());
    };

    Tooltip.prototype.getTipElement = function getTipElement() {
      return this.tip = this.tip || $(this.config.template)[0];
    };

    Tooltip.prototype.setContent = function setContent() {
      var $tip = $(this.getTipElement());

      this.setElementContent($tip.find(Selector.TOOLTIP_INNER), this.getTitle());

      $tip.removeClass(ClassName.FADE).removeClass(ClassName.IN);

      this.cleanupTether();
    };

    Tooltip.prototype.setElementContent = function setElementContent($element, content) {
      var html = this.config.html;
      if ((typeof content === 'undefined' ? 'undefined' : _typeof(content)) === 'object' && (content.nodeType || content.jquery)) {
        // content is a DOM node or a jQuery
        if (html) {
          if (!$(content).parent().is($element)) {
            $element.empty().append(content);
          }
        } else {
          $element.text($(content).text());
        }
      } else {
        $element[html ? 'html' : 'text'](content);
      }
    };

    Tooltip.prototype.getTitle = function getTitle() {
      var title = this.element.getAttribute('data-original-title');

      if (!title) {
        title = typeof this.config.title === 'function' ? this.config.title.call(this.element) : this.config.title;
      }

      return title;
    };

    Tooltip.prototype.cleanupTether = function cleanupTether() {
      if (this._tether) {
        this._tether.destroy();
      }
    };

    // private

    Tooltip.prototype._getAttachment = function _getAttachment(placement) {
      return AttachmentMap[placement.toUpperCase()];
    };

    Tooltip.prototype._setListeners = function _setListeners() {
      var _this3 = this;

      var triggers = this.config.trigger.split(' ');

      triggers.forEach(function (trigger) {
        if (trigger === 'click') {
          $(_this3.element).on(_this3.constructor.Event.CLICK, _this3.config.selector, $.proxy(_this3.toggle, _this3));
        } else if (trigger !== Trigger.MANUAL) {
          var eventIn = trigger === Trigger.HOVER ? _this3.constructor.Event.MOUSEENTER : _this3.constructor.Event.FOCUSIN;
          var eventOut = trigger === Trigger.HOVER ? _this3.constructor.Event.MOUSELEAVE : _this3.constructor.Event.FOCUSOUT;

          $(_this3.element).on(eventIn, _this3.config.selector, $.proxy(_this3._enter, _this3)).on(eventOut, _this3.config.selector, $.proxy(_this3._leave, _this3));
        }
      });

      if (this.config.selector) {
        this.config = $.extend({}, this.config, {
          trigger: 'manual',
          selector: ''
        });
      } else {
        this._fixTitle();
      }
    };

    Tooltip.prototype._fixTitle = function _fixTitle() {
      var titleType = _typeof(this.element.getAttribute('data-original-title'));
      if (this.element.getAttribute('title') || titleType !== 'string') {
        this.element.setAttribute('data-original-title', this.element.getAttribute('title') || '');
        this.element.setAttribute('title', '');
      }
    };

    Tooltip.prototype._enter = function _enter(event, context) {
      var dataKey = this.constructor.DATA_KEY;

      context = context || $(event.currentTarget).data(dataKey);

      if (!context) {
        context = new this.constructor(event.currentTarget, this._getDelegateConfig());
        $(event.currentTarget).data(dataKey, context);
      }

      if (event) {
        context._activeTrigger[event.type === 'focusin' ? Trigger.FOCUS : Trigger.HOVER] = true;
      }

      if ($(context.getTipElement()).hasClass(ClassName.IN) || context._hoverState === HoverState.IN) {
        context._hoverState = HoverState.IN;
        return;
      }

      clearTimeout(context._timeout);

      context._hoverState = HoverState.IN;

      if (!context.config.delay || !context.config.delay.show) {
        context.show();
        return;
      }

      context._timeout = setTimeout(function () {
        if (context._hoverState === HoverState.IN) {
          context.show();
        }
      }, context.config.delay.show);
    };

    Tooltip.prototype._leave = function _leave(event, context) {
      var dataKey = this.constructor.DATA_KEY;

      context = context || $(event.currentTarget).data(dataKey);

      if (!context) {
        context = new this.constructor(event.currentTarget, this._getDelegateConfig());
        $(event.currentTarget).data(dataKey, context);
      }

      if (event) {
        context._activeTrigger[event.type === 'focusout' ? Trigger.FOCUS : Trigger.HOVER] = false;
      }

      if (context._isWithActiveTrigger()) {
        return;
      }

      clearTimeout(context._timeout);

      context._hoverState = HoverState.OUT;

      if (!context.config.delay || !context.config.delay.hide) {
        context.hide();
        return;
      }

      context._timeout = setTimeout(function () {
        if (context._hoverState === HoverState.OUT) {
          context.hide();
        }
      }, context.config.delay.hide);
    };

    Tooltip.prototype._isWithActiveTrigger = function _isWithActiveTrigger() {
      for (var trigger in this._activeTrigger) {
        if (this._activeTrigger[trigger]) {
          return true;
        }
      }

      return false;
    };

    Tooltip.prototype._getConfig = function _getConfig(config) {
      config = $.extend({}, this.constructor.Default, $(this.element).data(), config);

      if (config.delay && typeof config.delay === 'number') {
        config.delay = {
          show: config.delay,
          hide: config.delay
        };
      }

      Util.typeCheckConfig(NAME, config, this.constructor.DefaultType);

      return config;
    };

    Tooltip.prototype._getDelegateConfig = function _getDelegateConfig() {
      var config = {};

      if (this.config) {
        for (var key in this.config) {
          if (this.constructor.Default[key] !== this.config[key]) {
            config[key] = this.config[key];
          }
        }
      }

      return config;
    };

    // static

    Tooltip._jQueryInterface = function _jQueryInterface(config) {
      return this.each(function () {
        var data = $(this).data(DATA_KEY);
        var _config = (typeof config === 'undefined' ? 'undefined' : _typeof(config)) === 'object' ? config : null;

        if (!data && /destroy|hide/.test(config)) {
          return;
        }

        if (!data) {
          data = new Tooltip(this, _config);
          $(this).data(DATA_KEY, data);
        }

        if (typeof config === 'string') {
          if (data[config] === undefined) {
            throw new Error('No method named "' + config + '"');
          }
          data[config]();
        }
      });
    };

    _createClass(Tooltip, null, [{
      key: 'VERSION',
      get: function get() {
        return VERSION;
      }
    }, {
      key: 'Default',
      get: function get() {
        return Default;
      }
    }, {
      key: 'NAME',
      get: function get() {
        return NAME;
      }
    }, {
      key: 'DATA_KEY',
      get: function get() {
        return DATA_KEY;
      }
    }, {
      key: 'Event',
      get: function get() {
        return Event;
      }
    }, {
      key: 'EVENT_KEY',
      get: function get() {
        return EVENT_KEY;
      }
    }, {
      key: 'DefaultType',
      get: function get() {
        return DefaultType;
      }
    }]);

    return Tooltip;
  }();

  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */

  $.fn[NAME] = Tooltip._jQueryInterface;
  $.fn[NAME].Constructor = Tooltip;
  $.fn[NAME].noConflict = function () {
    $.fn[NAME] = JQUERY_NO_CONFLICT;
    return Tooltip._jQueryInterface;
  };

  return Tooltip;
}(jQuery); /* global Tether */
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