Please do not judge by the Calc example - it is just a minimalistic "Hello World" type example for quickly showing how events are managed in Vaadin. Of course one should do such a trivial application (with no server-side needed at all and just a few lines of business logic) in just JavaScript - there is no need for any frameworks at all.
For a more sophisticated analysis on communications, please read http://philipp-baerfuss-magnolia.blogspot.com/2010/08/why-vaadin-line-of-argument.html In this article Magnolia team has estimated that real world application can expect comparable number of ajax roundtrips both in GWT as in Vaadin. (Most of the data have to go back to server in any case). On Aug 15, 8:26 pm, Stefan Bachert <[email protected]> wrote: > Hi, > > I would avoid vaadin. Agreed that vaadin looks good out of the box, > vaadin falls back into the poor old fat-client architecture. > GWT supports a real responsive client-server architecture but vaadin > uses GWT like a display server. > > You can test the difference using the samplehttp://demo.vaadin.com/Calc > > Click a number and it tooks 300ms until the calc will display it. > This latency is a direct consequence of choosing the poor old > architecture. > > Stefan Bacherthttp://gwtworld.de > > On 10 Aug., 09:02, Nathan Wells <[email protected]> wrote: > > > > > I would look into vaadin. We just looked at it recently, and I think > > it's a good alternative to straight GWT, but we can't switch because > > it's a pretty significant change. > > > On Aug 10, 5:23 am, Shawn Brown <[email protected]> wrote: > > > > > I'm looking to get this group's feedback before I present my findings > > > > to the team. What do you think? > > > > If open source is nice then go for gpl and ExtGWT (GXT). If you don't > > > pay the commercial fee, then you have to open source your project I > > > believe. > > > > Shawn -- You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-web-toolkit?hl=en.
