def build_enum_field(self, attr, **kwargs):
"""
Build field for sqlalchemy enum type.
"""
kwargs.pop("max_length", None)
if attr.column.type.enum_class:
kwargs["enum_class"] = attr.column.type.enum_class
return EnumField(**kwargs)
kwargs["choices"] = [(val, val) for val in attr.column.type.enums]
return djangofields.TypedChoiceField(**kwargs)
class TestForm(forms.Form):
user = fields.CharField(
required=True,
max_length=12,
min_length=3,
error_messages={},
widget=widgets.TextInput(attrs={'class': 'c1'}), # 定制HTML插件
label='用户名',
initial='请输入用户名',
help_text='帮助信息',
show_hidden_initial=True, # 插件后面加一个隐藏且具有默认值的插件（可用于检验两次输入是否一致）
validators=[], # 自定义验证规则
localize=True, # 是否支持本地化
disabled=True, # 是否不能编辑
label_suffix=':',
)
age = fields.IntegerField()
email = fields.EmailField()
img = fields.FileField()
city = fields.ChoiceField(
choices=[
(1, '北京'),
(2, '上海'),
(3, '沙河'),
],
initial=2,
)
city = fields.TypedChoiceField(
coerce=lambda x: int(x), # 类型转换 结果返回整型
choices=[
(1, '北京'),
(2, '上海'),
(3, '沙河'),
],
initial=2,
)
hobby = fields.MultipleChoiceField(
choices=[
(1, 'a'),
(2, 'b'),
(3, 'c'),
],
initial=[
1,
2,
],
)
class TestForm(forms.Form):
user = fields.CharField(
required=True, # 是否必填
max_length=12, # 最大长度
min_length=3, # 最小长度
error_messages={}, # 错误提示
widget = widgets.TextInput(attrs={'class':'c1'}), # 定制HTML插件
label='用户名',
initial='请输入用户',
help_text='asdfasdf',
show_hidden_initial=False,
# validators=[]
disabled=True,
label_suffix='->'
)
age = fields.IntegerField(
label='年龄',
max_value= 12,
min_value=5,
error_messages={
'max_value':'太大了'
}
)
email = fields.EmailField(
label='邮箱'
)
img = fields.FileField()
city = fields.TypedChoiceField(
coerce=lambda x: int(x),
choices=[(1,'上海',),(2,'北京'),(3,'沙河'),],
initial=2
)
bobby = fields.MultipleChoiceField(
choices=[(1,'刚娘'),(2,'铁娘'),(3,'钢弹')],
initial=[1,2]
)
xoo = fields.FilePathField(
path='app01'
)
class FieldForm(DForms.Form):
f1 = fields.CharField(max_length=6,
required=True,
initial="小虎",
validators=[
RegexValidator(r'^[0-9]+$', '11111', code='f1'),
RegexValidator(r'^159[0-9]+$', '2222', code='f2')
],
error_messages={
'required': '不能为空',
'f1': 'geshicuowu',
'f2': 'kajdlfkjasldf',
'max_length': 'taichangla'
},
label='爱抚1',
show_hidden_initial=True,
disabled=False,
label_suffix="-->")
# f2 = fields.RegexField(r'^159[0-9]+$')
f3 = fields.FileField()
f4 = fields.ChoiceField(initial=2,
choices=[(
1,
'赵四',
), (2, "刘能"), (3, '六大脑袋')])
f5 = fields.TypedChoiceField(coerce=lambda x: int(x),
initial=2,
choices=[(
1,
'赵四',
), (2, "刘能"), (3, '六大脑袋')])
f6 = fields.MultipleChoiceField(initial=[1, 2],
choices=[(
1,
'赵四',
), (2, "刘能"), (3, '六大脑袋')])
f7 = fields.SplitDateTimeField()
f8 = fields.FilePathField(path='app01', allow_folders=True, recursive=True)
def __init__(self, *args, **kwargs):
super(AnswerForm, self).__init__(*args, **kwargs)
if self.instance.metric.type == 'yesno':
self.fields = OrderedDict([
('answer',
fields.TypedChoiceField(
choices=[
('1.0', 'Yes'),
('0.0', 'No'),
],
coerce=lambda v: float(v),
empty_value='',
widget=forms.RadioSelect(),
required=True,
)),
])
elif self.instance.metric.type == 'yesnobut':
self.fields = OrderedDict([
('answer',
fields.TypedChoiceField(
choices=[
('1.0', 'Yes'),
('0.75', 'Yes, but'),
('0.25', 'No, but'),
('0.0', 'No'),
],
coerce=lambda v: float('nan') if v == '' else float(v),
empty_value='',
widget=forms.RadioSelect(),
required=True,
)),
('url_comment',
forms.CharField(
widget=forms.Textarea(attrs={
'placeholder':
'Enter URLs, if applicable and available. Separate URLs by spaces or new lines.',
'rows': '2',
}, ),
required=False,
)),
('comment',
forms.CharField(
widget=forms.Textarea(attrs={
'placeholder':
'Please explain or describe your answer.',
'rows': '2',
}, ),
required=False,
)),
])
elif self.instance.metric.type == 'yesnomaybe':
self.fields = OrderedDict([
('answer',
fields.TypedChoiceField(
choices=[
('1.0', 'Yes'),
('0.5', 'Maybe'),
('0.0', 'No'),
],
coerce=lambda v: float(v),
empty_value='',
widget=forms.RadioSelect(),
required=True,
)),
])
elif self.instance.metric.type == 'url':
self.fields = OrderedDict([
('answer',
fields.TypedChoiceField(
choices=[
('1.0', 'Yes'),
('0.0', 'No'),
],
coerce=lambda v: float(v),
empty_value='',
widget=forms.RadioSelect(),
required=True,
)),
('url_comment',
forms.CharField(
widget=forms.Textarea(attrs={
'placeholder':
'Enter URLs, if applicable and available. Separate URLs by spaces or new lines.',
'rows': '2',
}, ),
required=False,
)),
])
elif self.instance.metric.type == 'text':
self.fields = OrderedDict([
('answer',
fields.TypedChoiceField(
choices=[
('1.0', 'Yes'),
('0.0', 'No'),
],
coerce=lambda v: float(v),
empty_value='',
widget=forms.RadioSelect(),
required=True,
)),
('comment',
forms.CharField(
widget=forms.Textarea(attrs={
'placeholder':
'Please explain or describe your answer.',
'rows': '2',
}, ),
required=False,
)),
])
else:
raise 'Type is invalid'
class TestForm(forms.Form):
user = fields.CharField(
required=True, # 是否为空
max_length=12, # 最大长度
min_length=3, # 最小长度
error_messages={},
# widget=widgets.Select(), # 定制HTML插件
label='用户名',
# initial='用户名',
# disabled=True,
label_suffix=':',
)
age = fields.IntegerField(
required=True,
label='年龄',
max_value=12,
min_value=1,
)
email = fields.EmailField(required=True, label='Email')
image = fields.FileField()
city = fields.TypedChoiceField(
coerce=lambda x: int(x),
choices=[(
1,
'上海',
), (
2,
'北京',
), (
3,
'武汉',
)],
initial=2,
)
hobby = fields.MultipleChoiceField(choices=[(1, '篮球'), (2, '足球'),
(3, '乒乓球')], )
# xdd = fields.CharField(
# # widget=widgets.Select(choices=[(1, '张三',), (2, '李四',), (3, '王五',)])
# widget=widgets.CheckboxInput()
# )
xdd = fields.MultipleChoiceField(
initial=[
2,
],
choices=((
1,
'上海',
), (
2,
'北京',
), (
3,
'天津',
)),
widget=widgets.CheckboxSelectMultiple,
)
# 单radio，值为字符串
address = fields.CharField(
initial=2,
widget=widgets.RadioSelect(choices=(
(1, '上海'),
(2, '北京'),
)),
)
class TestForm(forms.Form):
user = fields.CharField(
required=True, #判断是否必填
max_length=12, #最大长度
min_length=3, #最下长度
error_messages={}, #错误提示
# widget = widgets.Select(),#widget可以定制HTML插件
label='用户名',
# initial='请输入用户名',#设置默认值
disabled=True,
)
age = fields.IntegerField(label='年龄',
max_value=12,
min_value=5,
error_messages={'max_value': '输入的值超出限制'})
email = fields.EmailField(label='邮箱', )
#上传文件
# 注：需要PIL模块，Pillow
# 以上两个字典使用时，需要注意两点：
# - form表单中
# enctype = "multipart/form-data"
# - view函数中
# obj = MyForm(request.POST, request.FILES)
img = fields.FileField(label='上传文件', )
# city = fields.ChoiceField(
# label='城市',
# #数据源写在choices里面即可
# choices=[(1,'天津'),(2,'北京'),(3,'陕西')],
# #下拉框里面的默认值设定
# initial = 3,
# )
city = fields.TypedChoiceField(
label='Typed城市',
#接收一个参数，将该参数转换为int再返回
coerce=lambda x: int(x),
#数据源写在choices里面即可
choices=[(1, '天津'), (2, '北京'), (3, '陕西')],
#下拉框里面的默认值设定
initial=3,
)
hobby = fields.MultipleChoiceField(
label='爱好',
choices=[(1, '爬山'), (2, '阅读'), (3, '健身')],
#默认值多个，所以可以写列表
initial=[1, 3],
)
#下拉单选框的两种写法
selectA = fields.CharField(widget=widgets.Select(
choices=[(1, 'winchoo'), (2, 'chason'), (3, '张三')]), )
selectB = fields.ChoiceField(choices=[(1, 'winchoo'), (2, 'chason'),
(3, '张三')], )
#下拉多选框的写法
Multiselect = fields.MultipleChoiceField(
choices=[(1, 'winchoo'), (2, 'chason'), (3, '张三')],
widget=widgets.SelectMultiple(attrs={'class': 'c1'}), #这里的class是自定义属性
)
#单选框checkbox
checkboxuser = fields.CharField(widget=widgets.CheckboxInput(), )
#多选框checkbox
Multicheckbox = fields.MultipleChoiceField(
initial=[2, 'winchoo'],
choices=((1, 'chason'), (2, 'winchoo'), (3, 'Milton')),
widget=widgets.CheckboxSelectMultiple,
)
#单选RadioSelect
Radioselect = fields.ChoiceField(
choices=((1, '马来西亚'), (2, '美国'), (3, '日本')),
initial=2,
widget=widgets.RadioSelect,
)