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[1.8.x] Fixed #24170 -- Implemented decompress for BaseRangeField widgets

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Backport of 4669b6a807 from master
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Ng Zhi An
2015-01-18 02:20:42 +00:00
committed by Tim Graham
parent 2ed1980e0f
commit 56015c01c4
3 changed files with 59 additions and 3 deletions
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26
docs/ref/contrib/postgres/forms.txt
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@@ -161,7 +161,8 @@ Range Fields
This group of fields all share similar functionality for accepting range data.
They are based on :class:`~django.forms.MultiValueField`. They treat one
omitted value as an unbounded range. They also validate that the lower bound is
not greater than the upper bound.
not greater than the upper bound. All of these fields use
:class:`~django.contrib.postgres.forms.RangeWidget`.
IntegerRangeField
~~~~~~~~~~~~~~~~~
@@ -199,3 +200,26 @@ DateRangeField
Based on :class:`~django.forms.DateField` and translates its input into
:class:`~psycopg2:psycopg2.extras.DateRange`. Default for
:class:`~django.contrib.postgres.fields.DateRangeField`.
Widgets
-------
RangeWidget
~~~~~~~~~~~
.. class:: RangeWidget(base_widget, attrs=None)
Widget used by all of the range fields.
Based on :class:`~django.forms.MultiWidget`.
:class:`~RangeWidget` has one required argument:
.. attribute:: base_widget
A :class:`~RangeWidget` comprises a 2-tuple of ``base_widget``.
.. method:: decompress(value)
Takes a single "compressed" value of a field, for example a
:class:`~django.contrib.postgres.fields.DateRangeField`,
and returns a tuple representing and lower and upper bound.