Source code for wtforms.fields.simple

from .. import widgets
from .core import Field

__all__ = (

[docs]class BooleanField(Field): """ Represents an ``<input type="checkbox">``. Set the ``checked``-status by using the ``default``-option. Any value for ``default``, e.g. ``default="checked"`` puts ``checked`` into the html-element and sets the ``data`` to ``True`` :param false_values: If provided, a sequence of strings each of which is an exact match string of what is considered a "false" value. Defaults to the tuple ``(False, "false", "")`` """ widget = widgets.CheckboxInput() false_values = (False, "false", "") def __init__(self, label=None, validators=None, false_values=None, **kwargs): super().__init__(label, validators, **kwargs) if false_values is not None: self.false_values = false_values def process_data(self, value): = bool(value) def process_formdata(self, valuelist): if not valuelist or valuelist[0] in self.false_values: = False else: = True def _value(self): if self.raw_data: return str(self.raw_data[0]) return "y"
[docs]class StringField(Field): """ This field is the base for most of the more complicated fields, and represents an ``<input type="text">``. """ widget = widgets.TextInput() def process_formdata(self, valuelist): if valuelist: = valuelist[0] def _value(self): return str( if is not None else ""
[docs]class TextAreaField(StringField): """ This field represents an HTML ``<textarea>`` and can be used to take multi-line input. """ widget = widgets.TextArea()
[docs]class PasswordField(StringField): """ A StringField, except renders an ``<input type="password">``. Also, whatever value is accepted by this field is not rendered back to the browser like normal fields. """ widget = widgets.PasswordInput()
[docs]class FileField(Field): """Renders a file upload field. By default, the value will be the filename sent in the form data. WTForms **does not** deal with frameworks' file handling capabilities. A WTForms extension for a framework may replace the filename value with an object representing the uploaded data. """ widget = widgets.FileInput() def _value(self): # browser ignores value of file input for security return False
[docs]class MultipleFileField(FileField): """A :class:`FileField` that allows choosing multiple files.""" widget = widgets.FileInput(multiple=True) def process_formdata(self, valuelist): = valuelist
[docs]class HiddenField(StringField): """ HiddenField is a convenience for a StringField with a HiddenInput widget. It will render as an ``<input type="hidden">`` but otherwise coerce to a string. """ widget = widgets.HiddenInput()
[docs]class SubmitField(BooleanField): """ Represents an ``<input type="submit">``. This allows checking if a given submit button has been pressed. """ widget = widgets.SubmitInput()
[docs]class SearchField(StringField): """ Represents an ``<input type="search">``. """ widget = widgets.SearchInput()
[docs]class TelField(StringField): """ Represents an ``<input type="tel">``. """ widget = widgets.TelInput()
[docs]class URLField(StringField): """ Represents an ``<input type="url">``. """ widget = widgets.URLInput()
[docs]class EmailField(StringField): """ Represents an ``<input type="email">``. """ widget = widgets.EmailInput()