thanks...
On Oct 7, 2:07 pm, Thomas Broyer <t.bro...@gmail.com> wrote:
> On Oct 7, 10:25 am, Will <shatner.will...@gmail.com> wrote:
>
>
>
> > Hi,
> > Beginners qn...
>
> > I was wondering what is the best policy when constructing a simple
> > form in a GWT application. I have manually constructed it and I am
> > reading data from textboxes, buttons explicitly with getText() etc...
>
> > What is the advantages / disadvantages of using FormPanel instead.
> > When should this be used?
>
> > Also in the FormPanel example it refers to an action..
> > form.setAction("/myFormHandler");
>
> > What does this refer to? Should this string explicitly reference
> > something on server side?
>
> > Finally!...
>
> > Where does the onSubmit(), onSubmitComplete() events go?..What do I
> > need to implement on server side to get this submitted data?
>
> Er... how to explain it with simple words...
>
> A FormPanel is an HTML <form>, with all its processing re. submitting
> the form (by default, it creates a hidden iframe used as the target
> for the form submission). Does that help you?
>
> In a few words: if you don't need a FormPanel, don't use it (because
> there are many limitations). If you don't know whether you need a
> FormPanel, then you probably don't need one.
>
> One last thing: except in a few browsers (Firefox 3.5+ and latests
> Chrome beta/dev versions), forms (FormPanel) are the *only* way to
> send a file from the client's machine to a server (file upload). In
> other words, and as stated in the JavaDoc, a FileUpload widget is
> useless without a FormPanel.
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