ListBox has addChangeHandler() which is defined in HasChangeHandlers. So you would need registerHandlers(HasChangeHandlers element).
Alternatively you could use ValueListBox instead of ListBox which also implements HasValue. -- J. -- You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/google-web-toolkit?hl=en. For more options, visit https://groups.google.com/groups/opt_out.
