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Submit button as a form field

Author:
roxeteer
Posted:
January 7, 2011
Language:
Python
Version:
1.2
Score:
0 (after 0 ratings)

Form field for displaying a submit button. Useful when you need to have a submit button in the middle of your form. 

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"""
Usage:

SubmitButtonField(label="", initial=u"Your submit button text")
"""

from django import forms
from django.utils import html

class SubmitButtonWidget(forms.Widget):
    def render(self, name, value, attrs=None):
        return '<input type="submit" name="%s" value="%s">' % (html.escape(name), html.escape(value))


class SubmitButtonField(forms.Field):
    def __init__(self, *args, **kwargs):
        if not kwargs:
            kwargs = {}
        kwargs["widget"] = SubmitButtonWidget

        super(SubmitButtonField, self).__init__(*args, **kwargs)

    def clean(self, value):
        return value

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Comments

akaihola (on January 11, 2011):

Lines 17–18 are redundant—kwargs is an empty dictionary if no keyword arguments were passed.

#

raha (on January 14, 2011):

On invalid forms the button value turns to 'None'. Param 'initial' seems not the right choice. Any suggestions?

#

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