https://wwwt.connectmed.com.br/conectividade/resources/js/jquery/jstree/jstree.state.js

1/* File: jstree.state.js 
2This plugin enables state saving between reloads.
3*/
4/* Group: jstree state plugin */
5(function ($) {
6	$.jstree.plugin("state", {
7		__construct : function () { 
8			if(typeof $.vakata.storage === "undefined") { throw "jsTree state plugin: vakata storage helper not included."; }
9
10			this.get_container() 
11				.bind("__loaded.jstree", $.proxy(function (e, data) {
12						this.restore_state();
13					}, this))
14				.bind("__ready.jstree", $.proxy(function (e, data) {
15						this.get_container()
16							.bind(this.get_settings(true).state.events, $.proxy(function () {
17								this.save_state();
18							}, this));
19					}, this));
20		},
21		defaults : {
22			key		: 'jstree', // pass unique name to work with many trees
23			events	: 'select_node.jstree open_node.jstree close_node.jstree deselect_node.jstree deselect_all.jstree'
24		},
25		_fn : { 
26			save_state : function () {
27				var s = this.get_settings(true).state;
28				$.vakata.storage.set(s.key, this.get_state());
29			},
30			restore_state : function () {
31				var s = this.get_settings(true).state,
32					k = $.vakata.storage.get(s.key);
33				if(!!k) { this.set_state(k); }
34			}
35		}
36	});
37	// include the state plugin by default
38	// $.jstree.defaults.plugins.push("state");
39})(jQuery);