2013-03-13 76 views
8

如何在django admin的内联中设置第一个默认行/值?如何在Django的TabularInline formset中设置默认值admin

class Employee(models.Model): 
     username = models.CharField(_('Username'), max_length=150, null=False, blank=False) 
     email = models.CharField(_('Email'), max_length=150, null=False, blank=False) 

    class Details(models.Model): 
     employee = models.ForeignKey(Employee, verbose_name=_('Employee'), blank=False, null=False) 
     label = models.CharField(_('Label'), max_length=150, null=False, blank=False) 
     value = models.CharField(_('Value'), max_length=150, null=False, blank=False) 


    class DetailsFormset(forms.models.BaseInlineFormSet): 
     def __init__(self, *args, **kwargs): 
       self.initial = [ 
{ 'label': 'first name'}, 
{'label': 'last name'}, 
{'label': 'job',}] 
      super(DetailsFormset, self).__init__(*args, **kwargs) 

    class DetailsInline(admin.TabularInline): 
     model = Details 
     formset = DetailsFormset 
     fieldsets = [ 
       ['', {'fields': ['employee', 'label', 'value']}] 
     ] 

    class EmployeeAdmin(admin.ModelAdmin): 
     inlines = [DetailsInline] 

,但该行不行

self.initial = [ 
{ 'label': 'first name'}, 
{'label': 'last name'}, 
{'label': 'job',}] 

如何设置使用Django管理默认值?

+0

定义“不工作”。结果是什么 ? – Raptor 2013-03-13 04:10:32

+0

我希望将第一个默认行作为名字,姓氏和作业,但这不能定义任何默认值 – jargalan 2013-03-13 04:15:33

回答

9
from django.utils.functional import curry 

class DetailsInline(admin.TabularInline): 
    model = Details 
    formset = DetailsFormset 
    extra = 3 

    def get_formset(self, request, obj=None, **kwargs): 
     initial = [] 
     if request.method == "GET": 
      initial.append({ 
       'label': 'first name', 
      }) 
     formset = super(DetailsInline, self).get_formset(request, obj, **kwargs) 
     formset.__init__ = curry(formset.__init__, initial=initial) 
     return formset 

从这里:Pre-populate an inline FormSet?

+0

我希望将第一个默认行作为名字,姓氏和作业,但它始终设置相同的值 – jargalan 2013-03-13 04:16:53

+0

是的,我需要定义三个内联行作为默认静态 – jargalan 2013-03-13 04:19:14

+0

好吧,我会尝试在我的应用程序中测试它。如果我解决了它,我会发布我的答案 – catherine 2013-03-13 04:21:11

1

如果你需要的是定义为创建你可以重新定义一个InlineFormSetempty_form属性的新形式默认值:

class MyDefaultFormSet(django.forms.models.BaseInlineFormSet): 
    @property: 
    def empty_form(self): 
     form = super(MyDefaultFormSet, self).empty_form 
     # you can access self.instance to get the model parent object 
     form.fields['label'].initial = 'first name' 
     # ... 
     return form 

class DetailsInline(admin.TabularInline): 
    formset = MyDefaultFormSet 

现在,每次添加新表单时,都会包含您提供的初始数据。我已经在django 1.5上测试过了。