From 14f4829f0d3f71fd91b9121c3622eea6ae0e8ea0 Mon Sep 17 00:00:00 2001
From: Walter Bender <walter.bender@gmail.com>
Date: Fri, 04 May 2012 16:18:16 +0000
Subject: add None option for spin_factory

---
diff --git a/toolbar_utils.py b/toolbar_utils.py
index 9824117..b6fa1a1 100644
--- a/toolbar_utils.py
+++ b/toolbar_utils.py
@@ -79,9 +79,13 @@ def spin_factory(default, min_value, max_value, callback, toolbar):
     spin.show()
     toolitem = Gtk.ToolItem()
     toolitem.add(spin)
-    toolbar.insert(toolitem, -1)
-    toolitem.show()
-    return spin
+    if toolbar is not None:
+        toolbar.insert(toolitem, -1)
+        toolitem.show()
+        return spin
+    else:
+        toolitem.show()
+        return spin, toolitem
 
 
 def separator_factory(toolbar, expand=False, visible=True):
--
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