Django ManytoMany小部件到复选框SelectMultiple和链式查询集
碰巧我需要一个ManytoMany字段显示为复选框SelectMultiple,这没有问题。诀窍在于有默认字段要显示,用户应该能够添加新选项,并且该选项应该显示在表单上 以下是我所做的: models.pyDjango ManytoMany小部件到复选框SelectMultiple和链式查询集,django,django-models,django-forms,django-queryset,manytomanyfield,Django,Django Models,Django Forms,Django Queryset,Manytomanyfield,碰巧我需要一个ManytoMany字段显示为复选框SelectMultiple,这没有问题。诀窍在于有默认字段要显示,用户应该能够添加新选项,并且该选项应该显示在表单上 以下是我所做的: models.py class Feature(models.Model): name = models.CharField( _("Feature Name"), max_length=40) default = models.BooleanField(_("Is Global Feature")
class Feature(models.Model):
name = models.CharField( _("Feature Name"), max_length=40)
default = models.BooleanField(_("Is Global Feature"), default = False)
class SomeModel(models.Model):
features = models.ManyToManyField(Feature, related_name='features')
forms.py
class FeatureForm(forms.ModelForm):
def __init__(self, *args, **kwargs):
somemodel = kwargs['somemodel']
kwargs.pop('somemodel')
super(SpaFeatureForm, self).__init__(*args, **kwargs)
default_features = Feature.objects.filter(default=True)
custom_features = somemodel.features.filter(default=False)
q_set = QuerySetChain(default_features, custom_features)
self.fields['features'].widget = forms.CheckboxSelectMultiple()
self.fields['features'].queryset = q_set
class Meta:
model = m.Spa
fields = ('features',)
我仍将实现第二部分,这将是一个功能表单和某种js来填充复选框Multiselect字段选项
我修改了@akaihola如何链接查询集,将def_all更改为def all。而且效果很好 现在的问题是:这是最好的解决方案吗