The boolean logic is hard coded; perhaps you should think in terms of a enum to return instead.
On Sat, Oct 23, 2010 at 11:29 PM, Alessio Gambi <agamb...@gmail.com> wrote: > Hi, > > I would like to return a boolean value form the handler instead of using the > value of the boolean itself to control the bubbling process (actually the > same applies to void). > For this purpose, I defined an annotation to prevent events to bubble for > the annotated event handler methods, and a > ComponentClassTransformationWorker. > > The first idea was to let the worker to modify the return value of the > original method to something wrapping the boolean (and the void) and > override its result. Unfortunately I did not find a way to do that. > The next idea is to add a new eventHandler method that listen for the same > events/components of the original one, it basically wraps the body of the > original method using an advide. > The problem now is to "register" this new method with the dispatcherMethod. > I think the best way is to annotate the method with the OnEvent annotation > and name it something like: > > _+originalMethod name > > In this way, this method should be always called before the original one, > always produces an Object that stops the bubbling, and always invoke the > same logic as the original method. > > The problem: I cannot find a way to add the annotation to a generated > method. > > > In another possibility, I can name the new method with something like > on+MethodName. But, I do not remember if the annotation takes precedence > over the naming convention. > Anyway, this solution is not so clean (and there may be clashes or method > duplications). > > Any advice ? > > BTW, I am using 5.2 > > Thank you. > > -- Alessio > > PS: As far as possible, I would like the OnEventWorker to register handler > methods in the component event dispatcher. > > > -- Howard M. Lewis Ship Creator of Apache Tapestry The source for Tapestry training, mentoring and support. Contact me to learn how I can get you up and productive in Tapestry fast! (971) 678-5210 http://howardlewisship.com --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@tapestry.apache.org For additional commands, e-mail: users-h...@tapestry.apache.org
