Commit 75c87e2d authored by Tim Heap's avatar Tim Heap Committed by Tim Graham
Browse files

Fixed #20850 -- Added MultiWidget.needs_multipart_form

parent 6d88d47b

django/forms/widgets.py

+5 −0
Original line number Diff line number Diff line
@@ -840,6 +840,11 @@ class MultiWidget(Widget): 
        obj.widgets = copy.deepcopy(self.widgets)

        return obj



    @property

    def needs_multipart_form(self):

        return any(w.needs_multipart_form for w in self.widgets)





class SplitDateTimeWidget(MultiWidget):

    """

    A Widget that splits datetime input into two <input type="text"> boxes.

tests/forms_tests/tests/test_widgets.py

+8 −0
Original line number Diff line number Diff line
@@ -849,6 +849,14 @@ beatle J R Ringo False""") 
        w = MyMultiWidget(widgets=(TextInput(attrs={'class': 'big'}), TextInput(attrs={'class': 'small'})), attrs={'id': 'bar'})

        self.assertHTMLEqual(w.render('name', ['john', 'lennon']), '<input id="bar_0" type="text" class="big" value="john" name="name_0" /><br /><input id="bar_1" type="text" class="small" value="lennon" name="name_1" />')



        # Test needs_multipart_form=True if any widget needs it

        w = MyMultiWidget(widgets=(TextInput(), FileInput()))

        self.assertTrue(w.needs_multipart_form)



        # Test needs_multipart_form=False if no widget needs it

        w = MyMultiWidget(widgets=(TextInput(), TextInput()))

        self.assertFalse(w.needs_multipart_form)



    def test_splitdatetime(self):

        w = SplitDateTimeWidget()

        self.assertHTMLEqual(w.render('date', ''), '<input type="text" name="date_0" /><input type="text" name="date_1" />')