from django.forms.widgets import RadioSelect, Select
from django.utils.html import format_html
from django.utils.safestring import mark_safe
from django.utils.translation import gettext_lazy as _
# Safe import of ``NumberInput``
try:
from django.forms.widgets import NumberInput
except ImportError:
from django.forms.widgets import TextInput
class NumberInput(TextInput):
"""Number input."""
input_type = "number"
__title__ = "fobi.widgets"
__author__ = "Artur Barseghyan <artur.barseghyan@gmail.com>"
__copyright__ = "2014-2019 Artur Barseghyan"
__license__ = "GPL 2.0/LGPL 2.1"
__all__ = (
"BooleanRadioSelect",
"NumberInput",
"RichSelect",
"RichSelectInverseQuotes",
)
BOOLEAN_CHOICES = ((True, _("Yes")), (False, _("No")))
[docs]class BooleanRadioSelect(RadioSelect):
"""Boolean radio select for Django.
:example:
>>> class DummyForm(forms.Form):
>>> agree = forms.BooleanField(label=_("Agree?"),
>>> required=False,
>>> widget=BooleanRadioSelect)
"""
def __init__(self, *args, **kwargs):
"""Constructor."""
# Override the default renderer if we were passed one.
renderer = kwargs.pop("renderer", None)
if renderer:
self.renderer = renderer
if "choices" not in kwargs:
kwargs["choices"] = BOOLEAN_CHOICES
super(BooleanRadioSelect, self).__init__(*args, **kwargs)
[docs]class RichSelect(Select):
"""Rich select widget with some rich enhancements.
Based on original Select widget and intended to be a drop-off replacement.
"""
def __init__(
self,
attrs=None,
choices=(),
prepend_html=None,
append_html=None,
override_name=None,
):
"""Constructor.
:param dict attrs:
:param tuple choices:
:param str prepend_html:
:param str append_html:
:param str override_name:
"""
self.prepend_html = prepend_html if prepend_html else ""
self.append_html = append_html if append_html else ""
self.override_name = (
override_name if override_name is not None else None
)
super(RichSelect, self).__init__(attrs=attrs, choices=choices)
[docs] def render(self, name, value, attrs=None, **kwargs):
"""Renders the element, having prepended and appended extra parts."""
if self.override_name is not None:
name = self.override_name
rendered_select = super(RichSelect, self).render(
name=name, value=value, attrs=attrs, **kwargs
)
return mark_safe(
"\n".join(
[
format_html(self.prepend_html),
rendered_select,
format_html(self.append_html),
]
)
)
[docs]class RichSelectInverseQuotes(RichSelect):
"""Almost same as original, but uses alternative flatatt function.
Uses inverse quotes.
"""
template_name = "fobi/django/forms/widgets/rich_select_inverse.html"
option_template_name = (
"fobi/django/forms/widgets/" "rich_select_inverse_option.html"
)