update

demo/js/category/sortTree/demo.sortTree.js

@@ -27,6 +27,7 @@ BI.shortcut("demo.sort_tree_expander", Demo.Expander);
 Demo.SortTree = BI.inherit(BI.Widget, {
 
     render: function () {
+        BI.$import("https://coding.net/u/fanruan/p/bi-components/git/raw/master/dist/jqueryui.js");
         var self = this, o = this.options;
         var tree = new BI.Tree();
         tree.initTree(BI.Tree.transformToTreeFormat(Demo.CONSTANTS.TREEITEMS));
@@ -47,8 +48,8 @@ Demo.SortTree = BI.inherit(BI.Widget, {
                 }]
             }
         });
-
-        this.tree.element.sortable({
+        BI.delay(function () {
+            self.tree.element.sortable({
                 items: ".sort-item",
                 placeholder: {
                     element: function ($currentItem) {
@@ -105,6 +106,7 @@ Demo.SortTree = BI.inherit(BI.Widget, {
 
                 }
             });
+        }, 2000);
     },
 
     _formatItems: function (layer, nodes) {

dist/demo.js

@@ -4350,6 +4350,7 @@ BI.shortcut("demo.sort_tree_expander", Demo.Expander);
 Demo.SortTree = BI.inherit(BI.Widget, {
 
     render: function () {
+        BI.$import("https://coding.net/u/fanruan/p/bi-components/git/raw/master/dist/jqueryui.js");
         var self = this, o = this.options;
         var tree = new BI.Tree();
         tree.initTree(BI.Tree.transformToTreeFormat(Demo.CONSTANTS.TREEITEMS));
@@ -4370,8 +4371,8 @@ Demo.SortTree = BI.inherit(BI.Widget, {
                 }]
             }
         });
-
-        this.tree.element.sortable({
+        BI.delay(function () {
+            self.tree.element.sortable({
                 items: ".sort-item",
                 placeholder: {
                     element: function ($currentItem) {
@@ -4428,6 +4429,7 @@ Demo.SortTree = BI.inherit(BI.Widget, {
 
                 }
             });
+        }, 2000);
     },
 
     _formatItems: function (layer, nodes) {