我有以下型号:
class Bill(models.Model):
date = models.DateTimeField(_("Date of bill"),null=True,blank=True)
class Item(models.Model):
name = models.CharField(_("Name"),max_length=100)
price = models.FloatField(_("Price"))
quantity = models.IntegerField(_("Quantity"))
bill = models.ForeignKey("Bill",verbose_name=_("Bill"),
related_name="billitem")
我知道这是可能的:
from django.forms.models import inlineformset_factory
inlineformset_factory(Bill, Item)
然后通过标准视图对其进行处理。
现在我想知道,是否有一种方法可以实现相同的目的(意思是:使用内联来添加/编辑属于帐单的项目)基于类的视图(不适用于管理界面)。
要点是:
-
生成的FormSet
内forms.py
using inlineformset_factory
:
BookImageFormSet = inlineformset_factory(BookForm, BookImage, extra=2)
BookPageFormSet = inlineformset_factory(BookForm, BookPage, extra=5)
-
返回了FormSet
s 内CreateView
上课于views.py
:
def get_context_data(self, **kwargs):
context = super(BookCreateView, self).get_context_data(**kwargs)
if self.request.POST:
context['bookimage_form'] = BookImageFormSet(self.request.POST)
context['bookpage_form'] = BookPageFormSet(self.request.POST)
else:
context['bookimage_form'] = BookImageFormSet()
context['bookpage_form'] = BookPageFormSet()
return context
-
Used form_valid
保存表单和表单集:
def form_valid(self, form):
context = self.get_context_data()
bookimage_form = context['bookimage_formset']
bookpage_form = context['bookpage_formset']
if bookimage_form.is_valid() and bookpage_form.is_valid():
self.object = form.save()
bookimage_form.instance = self.object
bookimage_form.save()
bookpage_form.instance = self.object
bookpage_form.save()
return HttpResponseRedirect('thanks/')
else:
return self.render_to_response(self.get_context_data(form=form))
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