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