[Grok-dev] ListSequenceWidget - How to change the sequence

[Christian Klinger]

Hey Sascha,

Sorry no idea, i don't work with formlib.

But if you can copy me the relevant code. I will try to run it
in an empty grokproject. Maybe this helps...

Christian

>   Thanks, Christian. Sounds great, however... I get the following error:
>
> File
> '/root/.buildout/eggs/Paste-1.7.2-py2.6.egg/paste/evalexception/middleware.py',
> line 306 in respond
> app_iter = self.application(environ, detect_start_response)
> File
> '/root/.buildout/eggs/zope.app.wsgi-3.6.1-py2.6.egg/zope/app/wsgi/__init__.py',
> line 59 in __call__
> request = publish(request, handle_errors=handle_errors)
> File
> '/root/.buildout/eggs/zope.publisher-3.12.3-py2.6.egg/zope/publisher/publish.py',
> line 134 in publish
> result = publication.callObject(request, obj)
> File '/root/.buildout/eggs/grok-1.1.1-py2.6.egg/grok/publication.py',
> line 89 in callObject
> return super(ZopePublicationSansProxy, self).callObject(request, ob)
> File
> '/root/.buildout/eggs/zope.app.publication-3.10.2-py2.6.egg/zope/app/publication/zopepublication.py',
> line 205 in callObject
> return mapply(ob, request.getPositionalArguments(), request)
> <changemgmt.app.ChangemgmtEditForm object at 0x373d890>
> File
> '/root/.buildout/eggs/zope.publisher-3.12.3-py2.6.egg/zope/publisher/publish.py',
> line 109 in mapply
> return debug_call(obj, args)
> File
> '/root/.buildout/eggs/zope.publisher-3.12.3-py2.6.egg/zope/publisher/publish.py',
> line 115 in debug_call
> return obj(*args)
> File
> '/root/.buildout/eggs/grokcore.formlib-1.5-py2.6.egg/grokcore/formlib/components.py',
> line 90 in __call__
> self.update_form()
> File
> '/root/.buildout/eggs/grokcore.formlib-1.5-py2.6.egg/grokcore/formlib/components.py',
> line 62 in update_form
> super(GrokForm, self).update()
> File
> '/root/.buildout/eggs/zope.formlib-4.0-py2.6.egg/zope/formlib/form.py',
> line 746 in update
> self.setUpWidgets()
> File
> '/root/.buildout/eggs/zope.formlib-4.0-py2.6.egg/zope/formlib/form.py',
> line 821 in setUpWidgets
> adapters=self.adapters, ignore_request=ignore_request
> File
> '/root/.buildout/eggs/zope.formlib-4.0-py2.6.egg/zope/formlib/form.py',
> line 399 in setUpEditWidgets
> widget = _createWidget(form_field, field, request, iface)
> File
> '/root/.buildout/eggs/zope.formlib-4.0-py2.6.egg/zope/formlib/form.py',
> line 331 in _createWidget
> return form_field.custom_widget(field, request)
> File
> '/root/.buildout/eggs/zope.formlib-4.0-py2.6.egg/zope/formlib/widget.py', line
> 136 in __call__
> return self._create(args)
> File
> '/root/.buildout/eggs/zope.formlib-4.0-py2.6.egg/zope/formlib/widget.py', line
> 118 in _create
> instance = self._widget_factory(*args)
> TypeError: ListJsWidget() takes exactly 2 arguments (3 given)
>
> Code:
>
> class FooEditForm(grok.EditForm):
> grok.context(Foo)
> grok.name('admin')
>
> form_fields = grok.AutoFields(Foo)
> object_widget = CustomWidgetFactory(ObjectWidget, FooField)
> dfe_widget = CustomWidgetFactory(ListJsWidget, subwidget=object_widget)
>
> Any ideas?
>
> Regards,
> Sascha
>
>
>
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