是否可以使用 django-crispy-forms 格式化 django_filters 过滤器表单?我一直在尝试这样做,但是django_filters.FilterSet
似乎不接受脆脆的表单格式(来自 DeviceFilter 类)。它也不会给出错误。似乎唯一能够给出格式的是{{ filter.form|crispy }}
但我希望能够在 python 中做到这一点FormHelper()
.
过滤器.py
from crispy_forms.helper import FormHelper
from crispy_forms.layout import Layout, Submit, Row, Column
import django_filters
class DeviceFilter(django_filters.FilterSet):
device_type = django_filters.ModelChoiceFilter(lookup_expr='exact', field_name='device_type__pk',
queryset=None)
device_group = django_filters.ModelChoiceFilter(lookup_expr='exact, field_name='device_group__pk',
queryset=None)
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.filters['device_type'].queryset = DeviceType.objects.filter(owner=self.request.user)
self.filters['device_group'].queryset = DeviceGroup.objects.filter(owner=self.request.user)
self.helper = FormHelper()
self.helper.layout = Layout(
Row(
Column('device_type', css_class='form-group col-md-6 mb-0'),
Column('device_group', css_class='form-group col-md-4 mb-0'),
css_class='form-row'
),
Submit('submit', 'filter')
)
class Meta:
model = Device
fields = {}
template
<!-- filter -->
{% if filter %}
<form method="get">
{{ filter.form|crispy }}
</form>
{% endif %}
UPDATE
我分享我的最终解决方案。这使得:
class DeviceForm(forms.ModelForm):
class Meta:
model = Device
fields = [
'device_id',
'device_type',
'device_group',
]
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.helper = FormHelper()
self.helper.layout = Layout(
Row(
Column('device_created', css_class='form-group col-12'),
css_class='form-row'
),
Row(
Column('device_id', css_class='form-group col-12'),
css_class='form-row'
),
Row(
Column('device_type', css_class='form-group col-6 mb-0'),
Column('device_group', css_class='form-group col-6 mb-0'),
css_class='form-row'
),
)
class DeviceFilter(django_filters.FilterSet):
device_created = django_filters.DateTimeFromToRangeFilter(label='', widget=MyRangeWidget(
{
'class': 'datetimepicker form-control',
'placeholder': 'From'
}, {
'class': 'datetimepicker form-control',
'placeholder': 'To'
}
))
device_id = django_filters.CharFilter(label='', lookup_expr='icontains', widget=TextInput(attrs={
'placeholder': 'Enter Device Id'
}))
device_group = django_filters.ModelChoiceFilter(label='', lookup_expr='exact',
field_name='device_group__pk',
queryset=None, empty_label=('Select Group'))
device_type = django_filters.ModelChoiceFilter(label='', lookup_expr='exact',
field_name='device_type__pk',
queryset=None, empty_label=('Select Type'))
class Meta:
form = DeviceForm
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.filters['device_type'].queryset = DeviceType.objects.filter(owner=self.request.user)
self.filters['device_group'].queryset = DeviceGroup.objects.filter(owner=self.request.user)