Solving wx3 problems with unicode in listStr

.gitignore

@@ -11,3 +11,4 @@
 build/
 dist/
 docs/build/
+*.bak

traitsui/list_str_adapter.py

@@ -253,7 +253,7 @@ def _get_can_edit ( self ):
         return self.can_edit
 
     def _get_drag ( self ):
-        return unicode( self.item )
+        return unicode( self.item, "latin-1" )
 
     def _get_can_drop ( self ):
         return isinstance( self.value, basestring )
@@ -280,7 +280,8 @@ def _get_item ( self ):
         return self.item
 
     def _get_text ( self ):
-        return unicode( self.item )
+        return unicode( self.item, "latin-1" )
+
 
     #-- Private Methods --------------------------------------------------------
 

traitsui/wx/list_str_editor.py

@@ -67,7 +67,11 @@ def OnGetItemAttr ( self, index ):
         # manage the reference count for the returned object, and it seems to be
         # gc'ed before they finish using it. So we store an object reference to
         # it to prevent it from going away too soon...
-        self._attr = attr = wx.ListItemAttr()
+        try:
+            #This is raising an error!?
+            self._attr = attr = wx.ListItemAttr()
+        except:
+            return None
         editor     = self._editor
         adapter    = editor.adapter
 
@@ -169,6 +173,7 @@ class _ListStrEditor ( Editor ):
     # The current search string:
     search = Str
 
+    _conversion = Any
 
     #---------------------------------------------------------------------------
     #  Finishes initializing the editor by creating the underlying toolkit