Re: NullBooleanField default to unknown

On 17/03/2012 11:02am, Ben wrote:
> I have a NullBooleanField that I would like to show up in my admin
> interface as radio buttons with unknown selected by default.
>
> # I have the following simplified files
>
> ## models.py ##
> class Value(models.Model):
> presence = models.NullBooleanField(default=False)

Have you tried

presence = models.NullBooleanField(default=None)

??

>
> ## admin.py ##
> PRESENCE_CHOICES = ((True, 'True'), (False, 'False'), (None, 'None') )
> class ValueAdmin(admin.ModelAdmin):
> formfield_overrides = {
> models.NullBooleanField: {'widget':
> RadioSelect(choices=PRESENCE_CHOICES)}
> }
> admin.site.register(Value, ValueAdmin)
>
> This behaves very closely to what I desire, but I don't know what I
> could replace the False with in:
> presence = models.NullBooleanField(default=False)
> in order to make it behave as I would like.
>
> Thanks so much for your time,
> Ben R.
>

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