If I understood correctly, you would like to validate other entries before the selection in the list... In this situation, I don't think it is necessary to extend the ListBox() functionality - you could just add a FocusHandler to the list and check the validations status there.
Cheers, Lukasz On 1 Mrz., 23:17, Rob Tanner <caspersg...@gmail.com> wrote: > I have a ListBox() with 9 items that opens to display the items for > selecting when you click on it. There are, however, a number of other > fields in the form that I want to validate before you can make a > selection. What I would like to be able to do is delay the box's > opening until I validate the other items so that I can generate errors > and get the invalid entries corrected. Is that ever possible to do at > least across the major browsers. > > I am using GWT 2.1. > > Thanks, > > Rob Tanner > Linfield College -- You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. To post to this group, send email to google-web-toolkit@googlegroups.com. To unsubscribe from this group, send email to google-web-toolkit+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-web-toolkit?hl=en.
