Le lundi 2 décembre 2013 15:46:41 UTC-5, Richard a écrit :
>
> Hello,
>
> I set a label True/False flag for checkbox widget like so :
>
> class CheckboxesWidget(OptionsWidget):
>
> @classmethod
> def widget(cls, field, value, **attributes):
> """
> generates a TABLE tag, including INPUT checkboxes (multiple
> allowed)
>
> see also: :meth:`FormWidget.widget`
> """
> # was values = re.compile('[\w\-:]+').findall(str(value))
> if isinstance(value, (list, tuple)):
> values = [str(v) for v in value]
> else:
> values = [str(value)]
>
> attr = cls._attributes(field, {}, **attributes)
> attr['_class'] = attr.get('_class', 'web2py_checkboxeswidget')
>
> label = attr.get('label')
> if not isinstance(label, bool):
> label = True
> elif label is True:
> label = True
> elif label is False:
> label = False
>
> requires = field.requires
> if not isinstance(requires, (list, tuple)):
> requires = [requires]
> if requires and hasattr(requires[0], 'options'):
> options = requires[0].options()
> else:
> raise SyntaxError('widget cannot determine options of %s'
> % field)
>
> options = [(k, v) for k, v in options if k != '']
> opts = []
> cols = attributes.get('cols', 1)
> totals = len(options)
> mods = totals % cols
> rows = totals / cols
> if mods:
> rows += 1
>
> #widget style
> wrappers = dict(
> table=(TABLE, TR, TD),
> ul=(DIV, UL, LI),
> divs=(CAT, DIV, DIV)
> )
> parent, child, inner = wrappers[attributes.get('style', 'table')]
>
> for r_index in range(rows):
> tds = []
> for k, v in options[r_index * cols:(r_index + 1) * cols]:
> if k in values:
> r_value = k
> else:
> r_value = []
> tds.append(inner(INPUT(_type='checkbox',
> _id='%s%s' % (field.name, k),
> _name=field.name,
> requires=attr.get('requires', None),
> hideerror=True, _value=k,
> value=r_value),
> LABEL(v, _for='%s%s' % (field.name, k))
> if label is True else ''))
> opts.append(child(tds))
>
> if opts:
> opts.append(
> INPUT(requires=attr.get('requires', None),
> _style="display:none;",
> _disabled="disabled",
> _name=field.name,
> hideerror=False))
> return parent(*opts, **attr)
>
> The purpose of this change is in context where a user need single checkbox
> for each row of a grid where he don't need to display a label beside the
> checkbox, since he only want to know which record is checked and need to be
> updated...
>
> I need that in order to create a special form that allow bunch/batch
> records update, see attach image (sorry I had to hide data of some
> columns)... You can see, that each row has a checkbox that is generated
> like this :
>
> form_fields = [Field('checkbox_%s' % r['table'].id, 'integer',
> requires=IS_EMPTY_OR(IS_IN_SET([r['table'].id])),
> widget=lambda field, value:
> SQLFORM.widgets.checkboxes.widget(field, value, style='divs', label=False))
> for r in rows]
>
> The form is then create with .factory() after adding the last fields of
> the models that appears in the last line of the html table on the attach
> image...
>
> I can, make the change on Git and send a PR, if this change is kind of
> approved!!
>
> Thanks
>
> Richard
>
>
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