在Django中,可以使用FormView和InlineFormSet来实现编辑视图用于合并表单和内联表单集。以下是一个简单的代码示例:
# forms.py
from django import forms
from django.forms import inlineformset_factory
from .models import ParentModel, ChildModel
class ParentForm(forms.ModelForm):
class Meta:
model = ParentModel
fields = ['name']
ChildFormSet = inlineformset_factory(ParentModel, ChildModel, fields=['name'], extra=1)
# views.py
from django.views.generic.edit import FormView
from .forms import ParentForm, ChildFormSet
class ParentFormView(FormView):
template_name = 'your_template.html'
form_class = ParentForm
success_url = '/success_url/'
def get_context_data(self, **kwargs):
data = super().get_context_data(**kwargs)
if self.request.POST:
data['formset'] = ChildFormSet(self.request.POST)
else:
data['formset'] = ChildFormSet()
return data
def form_valid(self, form):
context = self.get_context_data()
formset = context['formset']
if formset.is_valid():
self.object = form.save()
formset.instance = self.object
formset.save()
return super().form_valid(form)
else:
return self.render_to_response(self.get_context_data(form=form))
在模板文件your_template.html中,可以根据需要渲染父表单和子表单集:
在urls.py中,将ParentFormView视图映射到URL:
from django.urls import path
from .views import ParentFormView
urlpatterns = [
path('edit/', ParentFormView.as_view(), name='edit'),
]
这样,当访问/edit/时,将显示包含父表单和子表单集的编辑视图。
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