2023-12-09 16:01:24 +01:00

47 lines
1.0 KiB
Python

"""
Form Widgets
"""
from django import forms
from django.utils.safestring import mark_safe
class DataListWidget(forms.TextInput):
"""
DataListWidget
Draws an HTML5 datalist form field
"""
def __init__(self, data_list, name, *args, **kwargs):
super().__init__(*args, **kwargs)
self._name = name
self._list = data_list
self.attrs.update({"list": "list__%s" % self._name})
def render(self, name, value, attrs=None, renderer=None):
"""
Render the DataList
:param name:
:type name:
:param value:
:type value:
:param attrs:
:type attrs:
:param renderer:
:type renderer:
:return:
:rtype:
"""
text_html = super().render(name, value, attrs=attrs)
data_list = '<datalist id="list__%s">' % self._name
for item in self._list:
data_list += '<option value="%s">' % item
data_list += "</datalist>"
return mark_safe(text_html + data_list)