dabo Commit
Revision 4047
Date: 2008-04-17 14:15:04 -0700 (Thu, 17 Apr 2008)
Author: Paul
Trac: http://svn.dabodev.com/trac/dabo/changeset/4047
Changed:
U trunk/dabo/ui/uiwx/dControlItemMixin.py
Log:
Changed behavior of dControlItemMixin to show a blank value in the
control if the specified key doesn't exist, and the appdev didn't
set a key for None.
Diff:
Modified: trunk/dabo/ui/uiwx/dControlItemMixin.py
===================================================================
--- trunk/dabo/ui/uiwx/dControlItemMixin.py 2008-04-17 15:53:01 UTC (rev
4046)
+++ trunk/dabo/ui/uiwx/dControlItemMixin.py 2008-04-17 21:15:04 UTC (rev
4047)
@@ -206,20 +206,15 @@
for key in value:
if keysAreDict:
if not self.Keys.has_key(key):
- # self.Keys does not have the
requested key. This could happen, for
- # example, if the bound field
is a foreign key, and we are just adding
- # a new record. In my case, the
iclientid field is ''. I want the list
- # to display "< None >" and map
that to a value of None, so I set up a
- # Choice and a Key for that in
my app code.
-
- # setting key to None here will
result in an exception if there is no
- # key on None (user code must
set their Keys to have a None key). But
- # the effect this has is that
if the control is getting set to a value
- # that doesn't exist in
self.Keys, we'll set the list to select the
- # item that is matched to None,
if available. Else, it's a runtime
- # exception.
+ # If the appdev set up a key
for None, use it.
key = None
- self.setSelection(self.Keys[key])
+ try:
+
self.setSelection(self.Keys[key])
+ except KeyError:
+ # The specified key isn't
found, and there's no None key. We
+ # can't cope but wxPython can
set a blank value:
+ self._setSelection(-1)
+
else:
# we are using a tuple/list of keys.
Find its position
try:
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