From 02e1fed2ef19fe2148e7121278277bf7be6ec6a5 Mon Sep 17 00:00:00 2001
From: Damien Elmes <git@ichi2.net>
Date: Thu, 4 Dec 2008 01:14:11 +0900
Subject: [PATCH] behave nicer if undo disabled

---
 anki/deck.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/anki/deck.py b/anki/deck.py
index 6a7ba9562..241292a2f 100644
--- a/anki/deck.py
+++ b/anki/deck.py
@@ -1619,12 +1619,14 @@ insert into undoLog values (null, 'insert into %(t)s (rowid""" % {'t': table}
         return self.redoStack[-1][0]
 
     def undoAvailable(self):
+        if not self.undoEnabled:
+            return
         for r in reversed(self.undoStack):
             if r:
                 return True
 
     def redoAvailable(self):
-        return self.redoStack
+        return self.undoEnabled and self.redoStack
 
     def setUndoBarrier(self):
         if not self.undoStack or self.undoStack[-1] is not None: