我需要以某种方式从modelmultipechoicefield(在我的例子中)获取选项的顺序。我指的是通过JavaScript可以轻松获得的选项索引。我想要做到这一点,我需要我已经创建的自定义字段。它使用自定义小部件,允许用户重新排序字段选择的选项
class DataTypeForm(forms.ModelForm):
file = forms.FileField()
headers = OrderedModelMultipleChoiceField(queryset=Header.objects.none())
class Meta:
model = DataType
fields = ("file", "headers")
def __init__(self, *args, **kwargs):
super(DataTypeForm, self).__init__(*args, **kwargs)
self.fields["headers"].queryset = Header.objects.filter(data_type=self.instance)
class OrderedModelMultipleChoiceField(forms.ModelMultipleChoiceField):
widget = OrderableSelectMultiple
class OrderableSelectMultiple(forms.SelectMultiple):
template_name = "django/forms/widgets/orderable_select.html"
class Media:
css = {
"all": ("orderable-select-multiple.css",),
}
js = ("orderable-select-multiple.js",)
我如何才能访问这些属性
目前没有回答
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