SF.net SVN: matplotlib:[8112] trunk/matplotlib/lib/matplotlib/ blocking_input.py

[<lee...@us...>]

Revision: 8112
          http://matplotlib.svn.sourceforge.net/matplotlib/?rev=8112&view=rev
Author:   leejjoon
Date:     2010-02-06 22:30:12 +0000 (Sat, 06 Feb 2010)

Log Message:
-----------
a minor fix of blocking_input.py

Modified Paths:
--------------
    trunk/matplotlib/lib/matplotlib/blocking_input.py

Modified: trunk/matplotlib/lib/matplotlib/blocking_input.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/blocking_input.py	2010-02-06 21:24:21 UTC (rev 8111)
+++ trunk/matplotlib/lib/matplotlib/blocking_input.py	2010-02-06 22:30:12 UTC (rev 8112)
@@ -161,6 +161,10 @@
         '''
 
         event = self.events[-1]
+        if event.key is None:
+            # at least in mac os X gtk backend some key returns None.
+            return
+
         key = event.key.lower()
 
         if key in ['backspace', 'delete']:
@@ -382,10 +386,6 @@
         broken contour - once humpty-dumpty is broken, he can't be put
         back together.  In inline mode, this does nothing.
         """
-        # Remove this last event - not too important for clabel use
-        # since clabel normally doesn't have a maximum number of
-        # events, but best for cleanliness sake.
-        BlockingInput.pop(self)
 
         if self.inline:
             pass


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