TrainSignManage/WebFrame/build/js/Tree.js

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/* Tree()
 * ======
 * Converts a nested list into a multilevel
 * tree view menu.
 *
 * @Usage: $('.my-menu').tree(options)
 *         or add [data-widget="tree"] to the ul element
 *         Pass any option as data-option="value"
 */
+function ($) {
  'use strict';

  var DataKey = 'lte.tree';

  var Default = {
    animationSpeed: 500,
    accordion     : true,
    followLink    : false,
    trigger       : '.treeview a'
  };

  var Selector = {
    tree        : '.tree',
    treeview    : '.treeview',
    treeviewMenu: '.treeview-menu',
    open        : '.menu-open, .active',
    li          : 'li',
    data        : '[data-widget="tree"]',
    active      : '.active'
  };

  var ClassName = {
    open: 'menu-open',
    tree: 'tree'
  };

  var Event = {
    collapsed: 'collapsed.tree',
    expanded : 'expanded.tree'
  };

  // Tree Class Definition
  // =====================
  var Tree = function (element, options) {
    this.element = element;
    this.options = options;

    $(this.element).addClass(ClassName.tree);

    $(Selector.treeview + Selector.active, this.element).addClass(ClassName.open);

    this._setUpListeners();
  };

  Tree.prototype.toggle = function (link, event) {
    var treeviewMenu = link.next(Selector.treeviewMenu);
    var parentLi     = link.parent();
    var isOpen       = parentLi.hasClass(ClassName.open);

    if (!parentLi.is(Selector.treeview)) {