diff --git a/wxPython/demo/TreeListCtrl.py b/wxPython/demo/TreeListCtrl.py
index c5371334a2..6501392437 100644
--- a/wxPython/demo/TreeListCtrl.py
+++ b/wxPython/demo/TreeListCtrl.py
@@ -75,8 +75,13 @@ class TestPanel(wx.Panel):
         self.tree.Expand(self.root)
 
         self.tree.GetMainWindow().Bind(wx.EVT_RIGHT_UP, self.OnRightUp)
+        self.tree.Bind(wx.EVT_TREE_ITEM_ACTIVATED, self.OnActivate)
 
 
+    def OnActivate(self, evt):
+        self.log.write('OnActivate: %s' % self.tree.GetItemText(evt.GetItem()))
+        
+
     def OnRightUp(self, evt):
         pos = evt.GetPosition()
         item, flags, col = self.tree.HitTest(pos)