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from django import forms
class BootStrap:
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
# 循环ModelForm中的所有字段，给每个字段的插件设置
for name, field in self.fields.items():
# 字段中有属性，保留原来的属性，没有属性，才增加。
if field.widget.attrs:
field.widget.attrs["class"] = "form-control"
field.widget.attrs["placeholder"] = field.label
else:
field.widget.attrs = {
"class": "form-control",
"placeholder": field.label
}
class BootStrapModelForm(BootStrap, forms.ModelForm):
pass
class BootStrapForm(BootStrap, forms.Form):
