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Fixed #27186 -- Fixed model form default fallback for MultiWidget, FileInput, SplitDateTimeWidget, SelectDateWidget, and SplitArrayWidget.

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Thanks Matt Westcott for the review.
This commit is contained in:
Tim Graham 2016-09-06 17:41:54 -04:00
parent 92323d54fd
commit 3507d4e773
15 changed files with 178 additions and 13 deletions
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15
docs/ref/forms/widgets.txt
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@ -270,6 +270,21 @@ foundation for custom widgets.
customize it and add expensive processing, you should implement some
caching mechanism yourself.
.. method:: value_omitted_from_data(data, files, name)
.. versionadded:: 1.10.2
Given ``data`` and ``files`` dictionaries and this widget's name,
returns whether or not there's data or files for the widget.
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.
``MultiWidget``
---------------