def get_form_layout(self):
layout = copy.deepcopy(self.form_layout)
arr = self.form_obj.fields.keys()
if six.PY3:
arr = [k for k in arr]
fields = arr + list(self.get_readonly_fields())
if layout is None:
layout = Layout(
Container(
Col('full',
Fieldset("", *fields, css_class="unsort no_title"),
horizontal=True,
span=12)))
elif type(layout) in (list, tuple) and len(layout) > 0:
if isinstance(layout[0], Column):
fs = layout
elif isinstance(layout[0], (Fieldset, TabHolder)):
fs = (Col('full', *layout, horizontal=True, span=12), )
else:
fs = (Col('full',
Fieldset("", *layout, css_class="unsort no_title"),
horizontal=True,
span=12), )
layout = Layout(Container(*fs))
rendered_fields = [i[1] for i in layout.get_field_names()]
container = layout[0].fields
other_fieldset = Fieldset(
_(u'Other Fields'),
*[f for f in fields if f not in rendered_fields])
if len(other_fieldset.fields):
if len(container) and isinstance(container[0], Column):
container[0].fields.append(other_fieldset)
else:
container.append(other_fieldset)
return layout
def do_action(self, queryset):
if not self.has_change_permission():
raise PermissionDenied
change_fields = [
f for f in self.request.POST.getlist(BATCH_CHECKBOX_NAME)
if f in self.batch_fields
]
if change_fields and self.request.POST.get('post'):
self.form_obj = self.get_change_form(True, change_fields)(
data=self.request.POST, files=self.request.FILES)
if self.form_obj.is_valid():
self.change_models(queryset, self.form_obj.cleaned_data)
return None
else:
self.form_obj = self.get_change_form(False, self.batch_fields)()
helper = FormHelper()
helper.form_tag = False
helper.include_media = False
helper.add_layout(
Layout(
Container(
Col('full',
Fieldset("",
*self.form_obj.fields.keys(),
css_class="unsort no_title"),
horizontal=True,
span=12))))
self.form_obj.helper = helper
count = len(queryset)
if count == 1:
objects_name = force_text(self.opts.verbose_name)
else:
objects_name = force_text(self.opts.verbose_name_plural)
context = self.get_context()
context.update({
"title": _("Batch change %s") % objects_name,
'objects_name': objects_name,
'form': self.form_obj,
'queryset': queryset,
'count': count,
"opts": self.opts,
"app_label": self.app_label,
'action_checkbox_name': ACTION_CHECKBOX_NAME,
})
return TemplateResponse(
self.request, self.batch_change_form_template
or self.get_template_list('views/batch_change_form.html'), context)
def get_form_layout(self):
"""
返回 Form Layout ，如果您设置了 :attr:`form_layout` 属性，则使用该属性，否则该方法会自动生成 Form Layout 。
有关 Form Layout 的更多信息可以参看 `Crispy Form 文档 <http://django-crispy-forms.readthedocs.org/en/latest/layouts.html>`_
设置 Form Layout 可以非常灵活的显示表单页面的各个元素
"""
layout = copy.deepcopy(self.form_layout)
fields = self.form_obj.fields.keys() + list(self.get_readonly_fields())
if layout is None:
layout = Layout(Container(Col('full',
Fieldset("", *fields, css_class="unsort no_title"), horizontal=True, span=12)
))
elif type(layout) in (list, tuple) and len(layout) > 0:
# 如果设置的 layout 是一个列表，那么按以下方法生成
if isinstance(layout[0], Column):
fs = layout
elif isinstance(layout[0], (Fieldset, TabHolder)):
fs = (Col('full', *layout, horizontal=True, span=12),)
else:
fs = (Col('full', Fieldset("", *layout, css_class="unsort no_title"), horizontal=True, span=12),)
layout = Layout(Container(*fs))
rendered_fields = [i[1] for i in layout.get_field_names()]
container = layout[0].fields
other_fieldset = Fieldset(_(u'Other Fields'), *[f for f in fields if f not in rendered_fields])
# 将所有没有显示的字段和在一个 Fieldset 里面显示
if len(other_fieldset.fields) and not self.hide_other_field:
if len(container) and isinstance(container[0], Column):
# 把其他字段放在第一列显示
container[0].fields.append(other_fieldset)
else:
container.append(other_fieldset)
return layout
