0034494: Category Tree performance issue

# HG changeset patch
# User Prakash M <prakash@qualiantech.com>
# Date 1477376032 -19800
#      Tue Oct 25 11:43:52 2016 +0530
# Node ID c5e4904845fb474c93084e455c1c1b92f56daf2e
# Parent  8372be17943af31229056feb50abff8b2234999c
CategoryTree Performance Issue

diff --git a/web/org.openbravo.mobile.core/source/retail/component/ob-retail-product-browser.js b/web/org.openbravo.mobile.core/source/retail/component/ob-retail-product-browser.js
--- a/web/org.openbravo.mobile.core/source/retail/component/ob-retail-product-browser.js
+++ b/web/org.openbravo.mobile.core/source/retail/component/ob-retail-product-browser.js
@@ -449,9 +449,14 @@
           });
           var index = me.categories.indexOf(nodeCategory);
           if (index >= 0) {
-            me.categories.add(tree.models, {
-              at: index + 1
-            });
+            if (tree.length > 0) {
+              me.owner.owner.startShowing = true;
+              me.categories.models[0].tempDataLimit = -1;
+              var newTree = me.categories.models;
+              newTree.splice.apply(newTree, [(index + 1), 0].concat(tree.models));
+              me.categories.reset(newTree);
+              me.owner.owner.startShowing = false;
+            }
             me.categoryAdjustScroll(inEvent.categoryId, startScrollTop, me.$[me.tableName].$.scrollArea.getScrollTop());
           }
           me.categoryChangeButton(children[i], inEvent.expand);