From 5f635d831587b9e1209cb4acdac30fd19c5272d1 Mon Sep 17 00:00:00 2001
From: Ingo Schommer <ingo@silverstripe.com>
Date: Wed, 22 Feb 2012 17:27:02 +0100
Subject: [PATCH] BUGFIX Don't reload TreeDropdownField title via ajax if no
 value is set (which causes infinite loops)

---
 javascript/TreeDropdownField.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/javascript/TreeDropdownField.js b/javascript/TreeDropdownField.js
index 3c298d1e4..132ef112b 100644
--- a/javascript/TreeDropdownField.js
+++ b/javascript/TreeDropdownField.js
@@ -118,7 +118,7 @@
 			 * Update title from tree node value
 			 */
 			updateTitle: function() {
-				var self = this, tree = self.find('.tree-holder');
+				var self = this, tree = self.find('.tree-holder'), val = this.getValue();
 				var updateFn = function() {
 					var val = self.getValue();
 					if(val) {
@@ -131,7 +131,7 @@
 				};
 
 				// Load the tree if its not already present
-				if(jQuery.jstree._reference(tree)) updateFn();
+				if(jQuery.jstree._reference(tree) || !val) updateFn();
 				else this.loadTree(null, updateFn);
 			},
 			setValue: function(val) {