IRremote/static/js/plugins/foundation.drilldown.js

(function webpackUniversalModuleDefinition(root, factory) {
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		module.exports = factory(require("./foundation.core"), require("./foundation.util.box"), require("./foundation.util.keyboard"), require("./foundation.util.nest"), require("jquery"));
	else if(typeof define === 'function' && define.amd)
		define(["./foundation.core", "./foundation.util.box", "./foundation.util.keyboard", "./foundation.util.nest", "jquery"], factory);
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		exports["foundation.drilldown"] = factory(require("./foundation.core"), require("./foundation.util.box"), require("./foundation.util.keyboard"), require("./foundation.util.nest"), require("jquery"));
	else
		root["__FOUNDATION_EXTERNAL__"] = root["__FOUNDATION_EXTERNAL__"] || {}, root["__FOUNDATION_EXTERNAL__"]["foundation.drilldown"] = factory(root["__FOUNDATION_EXTERNAL__"]["foundation.core"], root["__FOUNDATION_EXTERNAL__"]["foundation.util.box"], root["__FOUNDATION_EXTERNAL__"]["foundation.util.keyboard"], root["__FOUNDATION_EXTERNAL__"]["foundation.util.nest"], root["jQuery"]);
})(window, function(__WEBPACK_EXTERNAL_MODULE__foundation_core__, __WEBPACK_EXTERNAL_MODULE__foundation_util_box__, __WEBPACK_EXTERNAL_MODULE__foundation_util_keyboard__, __WEBPACK_EXTERNAL_MODULE__foundation_util_nest__, __WEBPACK_EXTERNAL_MODULE_jquery__) {
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/***/ "./foundation.core":
/*!****************************************************************************************************************************************************************!*\
  !*** external {"root":["__FOUNDATION_EXTERNAL__","foundation.core"],"amd":"./foundation.core","commonjs":"./foundation.core","commonjs2":"./foundation.core"} ***!
  \****************************************************************************************************************************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

module.exports = __WEBPACK_EXTERNAL_MODULE__foundation_core__;

/***/ }),

/***/ "./foundation.util.box":
/*!********************************************************************************************************************************************************************************!*\
  !*** external {"root":["__FOUNDATION_EXTERNAL__","foundation.util.box"],"amd":"./foundation.util.box","commonjs":"./foundation.util.box","commonjs2":"./foundation.util.box"} ***!
  \********************************************************************************************************************************************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

module.exports = __WEBPACK_EXTERNAL_MODULE__foundation_util_box__;

/***/ }),

/***/ "./foundation.util.keyboard":
/*!****************************************************************************************************************************************************************************************************!*\
  !*** external {"root":["__FOUNDATION_EXTERNAL__","foundation.util.keyboard"],"amd":"./foundation.util.keyboard","commonjs":"./foundation.util.keyboard","commonjs2":"./foundation.util.keyboard"} ***!
  \****************************************************************************************************************************************************************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

module.exports = __WEBPACK_EXTERNAL_MODULE__foundation_util_keyboard__;

/***/ }),

/***/ "./foundation.util.nest":
/*!************************************************************************************************************************************************************************************!*\
  !*** external {"root":["__FOUNDATION_EXTERNAL__","foundation.util.nest"],"amd":"./foundation.util.nest","commonjs":"./foundation.util.nest","commonjs2":"./foundation.util.nest"} ***!
  \************************************************************************************************************************************************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

module.exports = __WEBPACK_EXTERNAL_MODULE__foundation_util_nest__;

/***/ }),

/***/ "./js/entries/plugins/foundation.drilldown.js":
/*!****************************************************!*\
  !*** ./js/entries/plugins/foundation.drilldown.js ***!
  \****************************************************/
/*! exports provided: Foundation, Drilldown */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony import */ var _foundation_core__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./foundation.core */ "./foundation.core");
/* harmony import */ var _foundation_core__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(_foundation_core__WEBPACK_IMPORTED_MODULE_0__);
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "Foundation", function() { return _foundation_core__WEBPACK_IMPORTED_MODULE_0__["Foundation"]; });

/* harmony import */ var _foundation_drilldown__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ../../foundation.drilldown */ "./js/foundation.drilldown.js");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "Drilldown", function() { return _foundation_drilldown__WEBPACK_IMPORTED_MODULE_1__["Drilldown"]; });



_foundation_core__WEBPACK_IMPORTED_MODULE_0__["Foundation"].plugin(_foundation_drilldown__WEBPACK_IMPORTED_MODULE_1__["Drilldown"], 'Drilldown');


/***/ }),

/***/ "./js/foundation.drilldown.js":
/*!************************************!*\
  !*** ./js/foundation.drilldown.js ***!
  \************************************/
/*! exports provided: Drilldown */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "Drilldown", function() { return Drilldown; });
/* harmony import */ var jquery__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! jquery */ "jquery");
/* harmony import */ var jquery__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(jquery__WEBPACK_IMPORTED_MODULE_0__);
/* harmony import */ var _foundation_util_keyboard__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./foundation.util.keyboard */ "./foundation.util.keyboard");
/* harmony import */ var _foundation_util_keyboard__WEBPACK_IMPORTED_MODULE_1___default = /*#__PURE__*/__webpack_require__.n(_foundation_util_keyboard__WEBPACK_IMPORTED_MODULE_1__);
/* harmony import */ var _foundation_util_nest__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./foundation.util.nest */ "./foundation.util.nest");
/* harmony import */ var _foundation_util_nest__WEBPACK_IMPORTED_MODULE_2___default = /*#__PURE__*/__webpack_require__.n(_foundation_util_nest__WEBPACK_IMPORTED_MODULE_2__);
/* harmony import */ var _foundation_core_utils__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ./foundation.core.utils */ "./foundation.core");
/* harmony import */ var _foundation_core_utils__WEBPACK_IMPORTED_MODULE_3___default = /*#__PURE__*/__webpack_require__.n(_foundation_core_utils__WEBPACK_IMPORTED_MODULE_3__);
/* harmony import */ var _foundation_util_box__WEBPACK_IMPORTED_MODULE_4__ = __webpack_require__(/*! ./foundation.util.box */ "./foundation.util.box");
/* harmony import */ var _foundation_util_box__WEBPACK_IMPORTED_MODULE_4___default = /*#__PURE__*/__webpack_require__.n(_foundation_util_box__WEBPACK_IMPORTED_MODULE_4__);


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

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

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function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }







/**
 * Drilldown module.
 * @module foundation.drilldown
 * @requires foundation.util.keyboard
 * @requires foundation.util.nest
 * @requires foundation.util.box
 */

var Drilldown =
/*#__PURE__*/
function (_Plugin) {
  _inherits(Drilldown, _Plugin);

  function Drilldown() {
    _classCallCheck(this, Drilldown);

    return _possibleConstructorReturn(this, _getPrototypeOf(Drilldown).apply(this, arguments));
  }

  _createClass(Drilldown, [{
    key: "_setup",

    /**
     * Creates a new instance of a drilldown menu.
     * @class
     * @name Drilldown
     * @param {jQuery} element - jQuery object to make into an accordion menu.
     * @param {Object} options - Overrides to the default plugin settings.
     */
    value: function _setup(element, options) {
      this.$element = element;
      this.options = jquery__WEBPACK_IMPORTED_MODULE_0___default.a.extend({}, Drilldown.defaults, this.$element.data(), options);
      this.className = 'Drilldown'; // ie9 back compat

      this._init();

      _foundation_util_keyboard__WEBPACK_IMPORTED_MODULE_1__["Keyboard"].register('Drilldown', {
        'ENTER': 'open',
        'SPACE': 'open',
        'ARROW_RIGHT': 'next',
        'ARROW_UP': 'up',
        'ARROW_DOWN': 'down',
        'ARROW_LEFT': 'previous',
        'ESCAPE': 'close',
        'TAB': 'down',
        'SHIFT_TAB': 'up'
      });
    }
    /**
     * Initializes the drilldown by creating jQuery collections of elements
     * @private
     */

  }, {
    key: "_init",
    value: function _init() {
      _foundation_util_nest__WEBPACK_IMPORTED_MODULE_2__["Nest"].Feather(this.$element, 'drilldown');

      if (this.options.autoApplyClass) {
        this.$element.addClass('drilldown');
      }

      this.$element.attr({
        'role': 'tree',
        'aria-multiselectable': false
      });
      this.$submenuAnchors = this.$element.find('li.is-drilldown-submenu-parent').children('a');
      this.$submenus = this.$submenuAnchors.parent('li').children('[data-submenu]').attr('role', 'group');
      this.$menuItems = this.$element.find('li').not('.js-drilldown-back').attr('role', 'treeitem').find('a'); // Set the main menu as current by default (unless a submenu is selected)
      // Used to set the wrapper height when the drilldown is closed/reopened from any (sub)menu

      this.$currentMenu = this.$element;
      this.$element.attr('data-mutate', this.$element.attr('data-drilldown') || Object(_foundation_core_utils__WEBPACK_IMPORTED_MODULE_3__["GetYoDigits"])(6, 'drilldown'));

      this._prepareMenu();

      this._registerEvents();

      this._keyboardEvents();
    }
    /**
     * prepares drilldown menu by setting attributes to links and elements
     * sets a min height to prevent content jumping
     * wraps the element if not already wrapped
     * @private
     * @function
     */

  }, {
    key: "_prepareMenu",
    value: function _prepareMenu() {
      var _this = this; // if(!this.options.holdOpen){
      //   this._menuLinkEvents();
      // }


      this.$submenuAnchors.each(function () {
        var $link = jquery__WEBPACK_IMPORTED_MODULE_0___default()(this);
        var $sub = $link.parent();

        if (_this.options.parentLink) {
          $link.clone().prependTo($sub.children('[data-submenu]')).wrap('<li data-is-parent-link class="is-submenu-parent-item is-submenu-item is-drilldown-submenu-item" role="none"></li>');
        }

        $link.data('savedHref', $link.attr('href')).removeAttr('href').attr('tabindex', 0);
        $link.children('[data-submenu]').attr({
          'aria-hidden': true,
          'tabindex': 0,
          'role': 'group'
        });

        _this._events($link);
      });
      this.$submenus.each(function () {
        var $menu = jquery__WEBPACK_IMPORTED_MODULE_0___default()(this),
            $back = $menu.find('.js-drilldown-back');

        if (!$back.length) {
          switch (_this.options.backButtonPosition) {
            case "bottom":
              $menu.append(_this.options.backButton);
              break;

            case "top":
              $menu.prepend(_this.options.backButton);
              break;

            default:
              console.error("Unsupported backButtonPosition value '" + _this.options.backButtonPosition + "'");
          }
        }

        _this._back($menu);
      });
      this.$submenus.addClass('invisible');

      if (!this.options.autoHeight) {
        this.$submenus.addClass('drilldown-submenu-cover-previous');
      } // create a wrapper on element if it doesn't exist.


      if (!this.$element.parent().hasClass('is-drilldown')) {
        this.$wrapper = jquery__WEBPACK_IMPORTED_MODULE_0___default()(this.options.wrapper).addClass('is-drilldown');
        if (this.options.animateHeight) this.$wrapper.addClass('animate-height');
        this.$element.wrap(this.$wrapper);
      } // set wrapper


      this.$wrapper = this.$element.parent();
      this.$wrapper.css(this._getMaxDims());
    }
  }, {
    key: "_resize",
    value: function _resize() {
      this.$wrapper.css({
        'max-width': 'none',
        'min-height': 'none'
      }); // _getMaxDims has side effects (boo) but calling it should update all other necessary heights & widths

      this.$wrapper.css(this._getMaxDims());
    }
    /**
     * Adds event handlers to elements in the menu.
     * @function
     * @private
     * @param {jQuery} $elem - the current menu item to add handlers to.
     */

  }, {
    key: "_events",
    value: function _events($elem) {
      var _this = this;

      $elem.off('click.zf.drilldown').on('click.zf.drilldown', function (e) {
        if (jquery__WEBPACK_IMPORTED_MODULE_0___default()(e.target).parentsUntil('ul', 'li').hasClass('is-drilldown-submenu-parent')) {
          e.preventDefault();
        } // if(e.target !== e.currentTarget.firstElementChild){
        //   return false;
        // }


        _this._show($elem.parent('li'));

        if (_this.options.closeOnClick) {
          var $body = jquery__WEBPACK_IMPORTED_MODULE_0___default()('body');
          $body.off('.zf.drilldown').on('click.zf.drilldown', function (e) {
            if (e.target === _this.$element[0] || jquery__WEBPACK_IMPORTED_MODULE_0___default.a.contains(_this.$element[0], e.target)) {
              return;
            }

            e.preventDefault();

            _this._hideAll();

            $body.off('.zf.drilldown');
          });
        }
      });
    }
    /**
     * Adds event handlers to the menu element.
     * @function
     * @private
     */

  }, {
    key: "_registerEvents",
    value: function _registerEvents() {
      if (this.options.scrollTop) {
        this._bindHandler = this._scrollTop.bind(this);
        this.$element.on('open.zf.drilldown hide.zf.drilldown close.zf.drilldown closed.zf.drilldown', this._bindHandler);
      }

      this.$element.on('mutateme.zf.trigger', this._resize.bind(this));
    }
    /**
     * Scroll to Top of Element or data-scroll-top-element
     * @function
     * @fires Drilldown#scrollme
     */

  }, {
    key: "_scrollTop",
    value: function _scrollTop() {
      var _this = this;

      var $scrollTopElement = _this.options.scrollTopElement != '' ? jquery__WEBPACK_IMPORTED_MODULE_0___default()(_this.options.scrollTopElement) : _this.$element,
          scrollPos = parseInt($scrollTopElement.offset().top + _this.options.scrollTopOffset, 10);
      jquery__WEBPACK_IMPORTED_MODULE_0___default()('html, body').stop(true).animate({
        scrollTop: scrollPos
      }, _this.options.animationDuration, _this.options.animationEasing, function () {
        /**
          * Fires after the menu has scrolled
          * @event Drilldown#scrollme
          */
        if (this === jquery__WEBPACK_IMPORTED_MODULE_0___default()('html')[0]) _this.$element.trigger('scrollme.zf.drilldown');
      });
    }
    /**
     * Adds keydown event listener to `li`'s in the menu.
     * @private
     */

  }, {
    key: "_keyboardEvents",
    value: function _keyboardEvents() {
      var _this = this;

      this.$menuItems.add(this.$element.find('.js-drilldown-back > a, .is-submenu-parent-item > a')).on('keydown.zf.drilldown', function (e) {
        var $element = jquery__WEBPACK_IMPORTED_MODULE_0___default()(this),
            $elements = $element.parent('li').parent('ul').children('li').children('a'),
            $prevElement,
            $nextElement;
        $elements.each(function (i) {
          if (jquery__WEBPACK_IMPORTED_MODULE_0___default()(this).is($element)) {
            $prevElement = $elements.eq(Math.max(0, i - 1));
            $nextElement = $elements.eq(Math.min(i + 1, $elements.length - 1));
            return;
          }
        });
        _foundation_util_keyboard__WEBPACK_IMPORTED_MODULE_1__["Keyboard"].handleKey(e, 'Drilldown', {
          next: function next() {
            if ($element.is(_this.$submenuAnchors)) {
              _this._show($element.parent('li'));

              $element.parent('li').one(Object(_foundation_core_utils__WEBPACK_IMPORTED_MODULE_3__["transitionend"])($element), function () {
                $element.parent('li').find('ul li a').not('.js-drilldown-back a').first().focus();
              });
              return true;
            }
          },
          previous: function previous() {
            _this._hide($element.parent('li').parent('ul'));

            $element.parent('li').parent('ul').one(Object(_foundation_core_utils__WEBPACK_IMPORTED_MODULE_3__["transitionend"])($element), function () {
              setTimeout(function () {
                $element.parent('li').parent('ul').parent('li').children('a').first().focus();
              }, 1);
            });
            return true;
          },
          up: function up() {
            $prevElement.focus(); // Don't tap focus on first element in root ul

            return !$element.is(_this.$element.find('> li:first-child > a'));
          },
          down: function down() {
            $nextElement.focus(); // Don't tap focus on last element in root ul

            return !$element.is(_this.$element.find('> li:last-child > a'));
          },
          close: function close() {
            // Don't close on element in root ul
            if (!$element.is(_this.$element.find('> li > a'))) {
              _this._hide($element.parent().parent());

              $element.parent().parent().siblings('a').focus();
            }
          },
          open: function open() {
            if (_this.options.parentLink && $element.attr('href')) {
              // Link with href
              return false;
            } else if (!$element.is(_this.$menuItems)) {
              // not menu item means back button
              _this._hide($element.parent('li').parent('ul'));

              $element.parent('li').parent('ul').one(Object(_foundation_core_utils__WEBPACK_IMPORTED_MODULE_3__["transitionend"])($element), function () {
                setTimeout(function () {
                  $element.parent('li').parent('ul').parent('li').children('a').first().focus();
                }, 1);
              });
              return true;
            } else if ($element.is(_this.$submenuAnchors)) {
              // Sub menu item
              _this._show($element.parent('li'));

              $element.parent('li').one(Object(_foundation_core_utils__WEBPACK_IMPORTED_MODULE_3__["transitionend"])($element), function () {
                $element.parent('li').find('ul li a').not('.js-drilldown-back a').first().focus();
              });
              return true;
            }
          },
          handled: function handled(preventDefault) {
            if (preventDefault) {
              e.preventDefault();
            }
          }
        });
      }); // end keyboardAccess
    }
    /**
     * Closes all open elements, and returns to root menu.
     * @function
     * @fires Drilldown#close
     * @fires Drilldown#closed
     */

  }, {
    key: "_hideAll",
    value: function _hideAll() {
      var _this2 = this;

      var $elem = this.$element.find('.is-drilldown-submenu.is-active');
      $elem.addClass('is-closing');

      if (this.options.autoHeight) {
        var calcHeight = $elem.parent().closest('ul').data('calcHeight');
        this.$wrapper.css({
          height: calcHeight
        });
      }
      /**
       * Fires when the menu is closing.
       * @event Drilldown#close
       */


      this.$element.trigger('close.zf.drilldown');
      $elem.one(Object(_foundation_core_utils__WEBPACK_IMPORTED_MODULE_3__["transitionend"])($elem), function () {
        $elem.removeClass('is-active is-closing');
        /**
         * Fires when the menu is fully closed.
         * @event Drilldown#closed
         */

        _this2.$element.trigger('closed.zf.drilldown');
      });
    }
    /**
     * Adds event listener for each `back` button, and closes open menus.
     * @function
     * @fires Drilldown#back
     * @param {jQuery} $elem - the current sub-menu to add `back` event.
     */

  }, {
    key: "_back",
    value: function _back($elem) {
      var _this = this;

      $elem.off('click.zf.drilldown');
      $elem.children('.js-drilldown-back').on('click.zf.drilldown', function (e) {
        // console.log('mouseup on back');
        _this._hide($elem); // If there is a parent submenu, call show


        var parentSubMenu = $elem.parent('li').parent('ul').parent('li');

        if (parentSubMenu.length) {
          _this._show(parentSubMenu);
        }
      });
    }
    /**
     * Adds event listener to menu items w/o submenus to close open menus on click.
     * @function
     * @private
     */

  }, {
    key: "_menuLinkEvents",
    value: function _menuLinkEvents() {
      var _this = this;

      this.$menuItems.not('.is-drilldown-submenu-parent').off('click.zf.drilldown').on('click.zf.drilldown', function (e) {
        setTimeout(function () {
          _this._hideAll();
        }, 0);
      });
    }
    /**
     * Sets the CSS classes for submenu to show it.
     * @function
     * @private
     * @param {jQuery} $elem - the target submenu (`ul` tag)
     * @param {boolean} trigger - trigger drilldown event
     */

  }, {
    key: "_setShowSubMenuClasses",
    value: function _setShowSubMenuClasses($elem, trigger) {
      $elem.addClass('is-active').removeClass('invisible').attr('aria-hidden', false);
      $elem.parent('li').attr('aria-expanded', true);

      if (trigger === true) {
        this.$element.trigger('open.zf.drilldown', [$elem]);
      }
    }
    /**
     * Sets the CSS classes for submenu to hide it.
     * @function
     * @private
     * @param {jQuery} $elem - the target submenu (`ul` tag)
     * @param {boolean} trigger - trigger drilldown event
     */

  }, {
    key: "_setHideSubMenuClasses",
    value: function _setHideSubMenuClasses($elem, trigger) {
      $elem.removeClass('is-active').addClass('invisible').attr('aria-hidden', true);
      $elem.parent('li').attr('aria-expanded', false);

      if (trigger === true) {
        $elem.trigger('hide.zf.drilldown', [$elem]);
      }
    }
    /**
     * Opens a specific drilldown (sub)menu no matter which (sub)menu in it is currently visible.
     * Compared to _show() this lets you jump into any submenu without clicking through every submenu on the way to it.
     * @function
     * @fires Drilldown#open
     * @param {jQuery} $elem - the target (sub)menu (`ul` tag)
     * @param {boolean} autoFocus - if true the first link in the target (sub)menu gets auto focused
     */

  }, {
    key: "_showMenu",
    value: function _showMenu($elem, autoFocus) {
      var _this = this; // Reset drilldown


      var $expandedSubmenus = this.$element.find('li[aria-expanded="true"] > ul[data-submenu]');
      $expandedSubmenus.each(function (index) {
        _this._setHideSubMenuClasses(jquery__WEBPACK_IMPORTED_MODULE_0___default()(this));
      }); // Save the menu as the currently displayed one.

      this.$currentMenu = $elem; // If target menu is root, focus first link & exit

      if ($elem.is('[data-drilldown]')) {
        if (autoFocus === true) $elem.find('li[role="treeitem"] > a').first().focus();
        if (this.options.autoHeight) this.$wrapper.css('height', $elem.data('calcHeight'));
        return;
      } // Find all submenus on way to root incl. the element itself


      var $submenus = $elem.children().first().parentsUntil('[data-drilldown]', '[data-submenu]'); // Open target menu and all submenus on its way to root

      $submenus.each(function (index) {
        // Update height of first child (target menu) if autoHeight option true
        if (index === 0 && _this.options.autoHeight) {
          _this.$wrapper.css('height', jquery__WEBPACK_IMPORTED_MODULE_0___default()(this).data('calcHeight'));
        }

        var isLastChild = index == $submenus.length - 1; // Add transitionsend listener to last child (root due to reverse order) to open target menu's first link
        // Last child makes sure the event gets always triggered even if going through several menus

        if (isLastChild === true) {
          jquery__WEBPACK_IMPORTED_MODULE_0___default()(this).one(Object(_foundation_core_utils__WEBPACK_IMPORTED_MODULE_3__["transitionend"])(jquery__WEBPACK_IMPORTED_MODULE_0___default()(this)), function () {
            if (autoFocus === true) {
              $elem.find('li[role="treeitem"] > a').first().focus();
            }
          });
        }

        _this._setShowSubMenuClasses(jquery__WEBPACK_IMPORTED_MODULE_0___default()(this), isLastChild);
      });
    }
    /**
     * Opens a submenu.
     * @function
     * @fires Drilldown#open
     * @param {jQuery} $elem - the current element with a submenu to open, i.e. the `li` tag.
     */

  }, {
    key: "_show",
    value: function _show($elem) {
      var $submenu = $elem.children('[data-submenu]');
      $elem.attr('aria-expanded', true);
      this.$currentMenu = $submenu;
      $submenu.addClass('is-active').removeClass('invisible').attr('aria-hidden', false);

      if (this.options.autoHeight) {
        this.$wrapper.css({
          height: $submenu.data('calcHeight')
        });
      }
      /**
       * Fires when the submenu has opened.
       * @event Drilldown#open
       */


      this.$element.trigger('open.zf.drilldown', [$elem]);
    }
    /**
     * Hides a submenu
     * @function
     * @fires Drilldown#hide
     * @param {jQuery} $elem - the current sub-menu to hide, i.e. the `ul` tag.
     */

  }, {
    key: "_hide",
    value: function _hide($elem) {
      if (this.options.autoHeight) this.$wrapper.css({
        height: $elem.parent().closest('ul').data('calcHeight')
      });

      var _this = this;

      $elem.parent('li').attr('aria-expanded', false);
      $elem.attr('aria-hidden', true);
      $elem.addClass('is-closing').one(Object(_foundation_core_utils__WEBPACK_IMPORTED_MODULE_3__["transitionend"])($elem), function () {
        $elem.removeClass('is-active is-closing');
        $elem.blur().addClass('invisible');
      });
      /**
       * Fires when the submenu has closed.
       * @event Drilldown#hide
       */

      $elem.trigger('hide.zf.drilldown', [$elem]);
    }
    /**
     * Iterates through the nested menus to calculate the min-height, and max-width for the menu.
     * Prevents content jumping.
     * @function
     * @private
     */

  }, {
    key: "_getMaxDims",
    value: function _getMaxDims() {
      var maxHeight = 0,
          result = {},
          _this = this; // Recalculate menu heights and total max height


      this.$submenus.add(this.$element).each(function () {
        var numOfElems = jquery__WEBPACK_IMPORTED_MODULE_0___default()(this).children('li').length;
        var height = _foundation_util_box__WEBPACK_IMPORTED_MODULE_4__["Box"].GetDimensions(this).height;
        maxHeight = height > maxHeight ? height : maxHeight;

        if (_this.options.autoHeight) {
          jquery__WEBPACK_IMPORTED_MODULE_0___default()(this).data('calcHeight', height);
        }
      });
      if (this.options.autoHeight) result['height'] = this.$currentMenu.data('calcHeight');else result['min-height'] = "".concat(maxHeight, "px");
      result['max-width'] = "".concat(this.$element[0].getBoundingClientRect().width, "px");
      return result;
    }
    /**
     * Destroys the Drilldown Menu
     * @function
     */

  }, {
    key: "_destroy",
    value: function _destroy() {
      if (this.options.scrollTop) this.$element.off('.zf.drilldown', this._bindHandler);

      this._hideAll();

      this.$element.off('mutateme.zf.trigger');
      _foundation_util_nest__WEBPACK_IMPORTED_MODULE_2__["Nest"].Burn(this.$element, 'drilldown');
      this.$element.unwrap().find('.js-drilldown-back, .is-submenu-parent-item').remove().end().find('.is-active, .is-closing, .is-drilldown-submenu').removeClass('is-active is-closing is-drilldown-submenu').end().find('[data-submenu]').removeAttr('aria-hidden tabindex role');
      this.$submenuAnchors.each(function () {
        jquery__WEBPACK_IMPORTED_MODULE_0___default()(this).off('.zf.drilldown');
      });
      this.$element.find('[data-is-parent-link]').detach();
      this.$submenus.removeClass('drilldown-submenu-cover-previous invisible');
      this.$element.find('a').each(function () {
        var $link = jquery__WEBPACK_IMPORTED_MODULE_0___default()(this);
        $link.removeAttr('tabindex');

        if ($link.data('savedHref')) {
          $link.attr('href', $link.data('savedHref')).removeData('savedHref');
        } else {
          return;
        }
      });
    }
  }]);

  return Drilldown;
}(_foundation_core_utils__WEBPACK_IMPORTED_MODULE_3__["Plugin"]);

Drilldown.defaults = {
  /**
   * Drilldowns depend on styles in order to function properly; in the default build of Foundation these are
   * on the `drilldown` class. This option auto-applies this class to the drilldown upon initialization.
   * @option
   * @type {boolean}
   * @default true
   */
  autoApplyClass: true,

  /**
   * Markup used for JS generated back button. Prepended  or appended (see backButtonPosition) to submenu lists and deleted on `destroy` method, 'js-drilldown-back' class required. Remove the backslash (`\`) if copy and pasting.
   * @option
   * @type {string}
   * @default '<li class="js-drilldown-back"><a tabindex="0">Back</a></li>'
   */
  backButton: '<li class="js-drilldown-back"><a tabindex="0">Back</a></li>',

  /**
   * Position the back button either at the top or bottom of drilldown submenus. Can be `'left'` or `'bottom'`.
   * @option
   * @type {string}
   * @default top
   */
  backButtonPosition: 'top',

  /**
   * Markup used to wrap drilldown menu. Use a class name for independent styling; the JS applied class: `is-drilldown` is required. Remove the backslash (`\`) if copy and pasting.
   * @option
   * @type {string}
   * @default '<div></div>'
   */
  wrapper: '<div></div>',

  /**
   * Adds the parent link to the submenu.
   * @option
   * @type {boolean}
   * @default false
   */
  parentLink: false,

  /**
   * Allow the menu to return to root list on body click.
   * @option
   * @type {boolean}
   * @default false
   */
  closeOnClick: false,

  /**
   * Allow the menu to auto adjust height.
   * @option
   * @type {boolean}
   * @default false
   */
  autoHeight: false,

  /**
   * Animate the auto adjust height.
   * @option
   * @type {boolean}
   * @default false
   */
  animateHeight: false,

  /**
   * Scroll to the top of the menu after opening a submenu or navigating back using the menu back button
   * @option
   * @type {boolean}
   * @default false
   */
  scrollTop: false,

  /**
   * String jquery selector (for example 'body') of element to take offset().top from, if empty string the drilldown menu offset().top is taken
   * @option
   * @type {string}
   * @default ''
   */
  scrollTopElement: '',

  /**
   * ScrollTop offset
   * @option
   * @type {number}
   * @default 0
   */
  scrollTopOffset: 0,

  /**
   * Scroll animation duration
   * @option
   * @type {number}
   * @default 500
   */
  animationDuration: 500,

  /**
   * Scroll animation easing. Can be `'swing'` or `'linear'`.
   * @option
   * @type {string}
   * @see {@link https://api.jquery.com/animate|JQuery animate}
   * @default 'swing'
   */
  animationEasing: 'swing' // holdOpen: false

};


/***/ }),

/***/ 3:
/*!**********************************************************!*\
  !*** multi ./js/entries/plugins/foundation.drilldown.js ***!
  \**********************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

module.exports = __webpack_require__(/*! /Users/joeworkman/Development/foundation-sites/js/entries/plugins/foundation.drilldown.js */"./js/entries/plugins/foundation.drilldown.js");


/***/ }),

/***/ "jquery":
/*!********************************************************************************************!*\
  !*** external {"root":["jQuery"],"amd":"jquery","commonjs":"jquery","commonjs2":"jquery"} ***!
  \********************************************************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

module.exports = __WEBPACK_EXTERNAL_MODULE_jquery__;

/***/ })

/******/ });
});
//# sourceMappingURL=foundation.drilldown.js.map