[Zope3-Users] formlib vs. cancel button

[Dennis Schulz]

I dont know if it is the "proper" way,
but when I return an empty string there is no validation error.

This was also one of the strangest things I found out with formlib.....

Dennis

Martin Aspeli escribió:
> Hi,
>
> I really thought I knew how to do this, but now I can't get it to work 
> and I'm really confused.
>
> I have a formlib EditForm, with an action like this:
>
>     @form.action("Cancel", validator=lambda *args, **kwargs: True)
>     def handle_cancel_action(self, action, data):
>         nextURL = self.nextURL()
>         if nextURL:
>             self.request.response.redirect(self.nextURL())
>         return ''
>
> However, I still get validation errors when I click Cancel. I also 
> tried a validator to return None, and no validator at all, and 
> "validator=None", they all have the same effect.
>
> Is there a proper/easy way of doing this?
>
> Martin
>
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