It should be possible to register listeners against dialog execution so the application can take whatever action it needs, either on failure, or routine progress (entry/exit etc.)
Discussion thread:
http://www.nabble.com/-dialog2--%22Advance%22-failures-and-names-tf2192624.html
Summary (fallback in case archives link fails):
On 8/31/06, Rahul Akolkar <
rahul.akolkar@gmail.com> wrote:
> On 8/31/06, Craig McClanahan <
craigmcc@apache.org> wrote:
> > On 8/30/06, Rahul Akolkar <
rahul.akolkar@gmail.com> wrote:
> > >
> > > Sounds good, I can take a stab at the JavaBeans listener if we want to
> > > do this (after the long weekend). Do we just want error notifications
> > > or progress notifications as well?
> >
> >
> > Progress indications make a lot of sense. IIRC, this was one of Sean's
> > motiviations for specializing some of the classes in the original
> > implementation. Some things that might make sense to treat as notification
> > events:
> >
> > * Started dialog x
> >
> > * Ended dialog x
> >
> > * Entered state x
> >
> > * Exited state x (via transition x)
> >
> > * Excepton thrown from state
> >
> > * Suspending operation due to needing user input (i.e. when you
> > return from a view state or an exit state
> >
> <snip/>
>
> Sounds good, I'd further like to add:
>
> * Followed transition x
>
> We already have a progress listener for Commons SCXML, which is quite handy:
>
>
http://jakarta.apache.org/commons/scxml/apidocs/org/apache/commons/scxml/SCXMLListener.html
>
> -Rahul
>
>
> > Craig
> >
> >
>