AdminLTE/build/js/dist/Treeview.js

'use strict';

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"); } }

/**
 * --------------------------------------------
 * AdminLTE Treeview.js
 * License MIT
 * --------------------------------------------
 */

var Treeview = (function ($) {

  /**
   * Constants
   * ====================================================
   */

  var NAME = 'Treeview';
  var DATA_KEY = 'lte.treeview';
  var EVENT_KEY = '.' + DATA_KEY;
  var JQUERY_NO_CONFLICT = $.fn[NAME];

  var Event = {
    SELECTED: 'selected' + EVENT_KEY,
    EXPANDED: 'expanded' + EVENT_KEY,
    COLLAPSED: 'collapsed' + EVENT_KEY,
    LOAD_DATA_API: 'load' + EVENT_KEY
  };

  var Selector = {
    LI: '.nav-item',
    LINK: '.nav-link',
    TREEVIEW_MENU: '.nav-treeview',
    OPEN: '.menu-open',
    DATA_WIDGET: '[data-widget="treeview"]'
  };

  var ClassName = {
    LI: 'nav-item',
    LINK: 'nav-link',
    TREEVIEW_MENU: 'nav-treeview',
    OPEN: 'menu-open'
  };

  var Default = {
    trigger: Selector.DATA_WIDGET + ' ' + Selector.LINK,
    animationSpeed: 300,
    accordion: false
  };

  /**
   * Class Definition
   * ====================================================
   */

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

      this._config = config;
      this._element = element;
    }

    // Public

    _createClass(Treeview, [{
      key: 'init',
      value: function init() {
        this._setupListeners();
      }
    }, {
      key: 'expand',
      value: function expand(treeviewMenu, parentLi) {
        var _this = this;

        var expandedEvent = $.Event(Event.EXPANDED);

        if (this._config.accordion) {
          var openMenuLi = parentLi.siblings(Selector.OPEN).first();
          var openTreeview = openMenuLi.find(Selector.TREEVIEW_MENU).first();
          this.collapse(openTreeview, openMenuLi);
        }

        treeviewMenu.slideDown(this._config.animationSpeed, function () {
          parentLi.addClass(ClassName.OPEN);
          $(_this._element).trigger(expandedEvent);
        });
      }
    }, {
      key: 'collapse',
      value: function collapse(treeviewMenu, parentLi) {
        var _this2 = this;

        var collapsedEvent = $.Event(Event.COLLAPSED);

        treeviewMenu.slideUp(this._config.animationSpeed, function () {
          parentLi.removeClass(ClassName.OPEN);
          $(_this2._element).trigger(collapsedEvent);
          treeviewMenu.find(Selector.OPEN + ' > ' + Selector.TREEVIEW_MENU).slideUp();
          treeviewMenu.find(Selector.OPEN).removeClass(ClassName.OPEN);
        });
      }
    }, {
      key: 'collapseAll',
      value: function collapseAll() {}
    }, {
      key: 'expandAll',
      value: function expandAll() {}
    }, {
      key: 'toggle',
      value: function toggle(event) {
        var $relativeTarget = $(event.currentTarget);
        var treeviewMenu = $relativeTarget.next();

        if (!treeviewMenu.is(Selector.TREEVIEW_MENU)) {
          return;
        }

        event.preventDefault();

        var parentLi = $relativeTarget.parents(Selector.LI).first();
        var isOpen = parentLi.hasClass(ClassName.OPEN);

        if (isOpen) {
          this.collapse($(treeviewMenu), parentLi);
        } else {
          this.expand($(treeviewMenu), parentLi);
        }
      }

      // Private

    }, {
      key: '_setupListeners',
      value: function _setupListeners() {
        var _this3 = this;

        $(document).on('click', this._config.trigger, function (event) {
          _this3.toggle(event);
        });
      }

      // Static

    }], [{
      key: '_jQueryInterface',
      value: function _jQueryInterface(config) {
        return this.each(function () {
          var data = $(this).data(DATA_KEY);
          var _config = $.extend({}, Default, $(this).data());

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

          if (config === 'init') {
            data[config]();
          }
        });
      }
    }]);

    return Treeview;
  })();

  /**
   * Data API
   * ====================================================
   */

  $(window).on(Event.LOAD_DATA_API, function () {
    $(Selector.DATA_WIDGET).each(function () {
      var $treeview = $(this);
      Treeview._jQueryInterface.call($treeview, 'init');
    });
  });

  /**
   * jQuery API
   * ====================================================
   */

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

  return Treeview;
})(jQuery);
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