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[1.10.x] Refs #27186 -- Fixed model form default fallback for CheckboxSelectMultiple.

Backport of 87c5e7efeb from master
This commit is contained in:
Tim Graham
2016-09-30 14:49:50 -04:00
parent fb9f396275
commit f23c03ebc8
6 changed files with 38 additions and 10 deletions

View File

@@ -281,10 +281,11 @@ foundation for custom widgets.
The method's result affects whether or not a field in a model form
:ref:`falls back to its default <topics-modelform-save>`.
A special case is :class:`~django.forms.CheckboxInput`, which always
returns ``False`` because an unchecked checkbox doesn't appear in the
data of an HTML form submission, so it's unknown whether or not the
user actually submitted a value.
Special cases are :class:`~django.forms.CheckboxInput` and
:class:`~django.forms.CheckboxSelectMultiple`, which always return
``False`` because an unchecked checkbox doesn't appear in the data of
an HTML form submission, so it's unknown whether or not the user
actually submitted a value.
``MultiWidget``
---------------