[PEAK] Trellis-ified wx Dialog

[Phillip J. Eby]

At 12:46 PM 7/19/2007 -0700, Grant Baillie wrote:

>On 19 Jul, 2007, at 11:55, Phillip J. Eby wrote:
>
>>By the way, another way to do the above would be:
>>
>>     class EditBridge(trellis.Component):
>>         trellis.values(
>>             widget = None,
>>             cell = None,
>>         )
>>         trellis.rules(
>>             setup = lambda self: self.widget.Bind 
>> (wx.EVT_KILL_FOCUS, self.write),
>>             read = lambda self: self.widget.SetValue(self.cell),
>>         )
>>         def write(self, event):
>>             self.cell = self.widget.GetValue()
>
>Hmmm ... if I do that, then the read rule gets called with a widget
>of None.

Eh?  That shouldn't be possible -- isn't the code passing in a widget 
in the kwargs to EditBridge?  The setting of 'widget' should be 
happening before *any* rules are called.  Can you check to make sure 
that you are passing a non-None widget to EditBridge()?