Thank you Thomas. I think the argument of changing the contract of A
is pretty strong :) I will stick to the neater pattern as is.

Regards,

Shahid

On Jan 18, 8:59 am, Thomas Broyer <[email protected]> wrote:
> On Jan 18, 9:54 am, shahid <[email protected]> wrote:
>
>
>
>
>
> > In my application I always define an inner handler classes
> > (implementing a handler interface) for all sorts of events e.g.
> > ClickHandler, ValueChangeHandler etc. and then I use them in the main
> > (outer) class using NEW handerl(). I could however use the outer class
> > to implement the interface itself. I wonder if that would make any
> > difference to the application's size and speed:
>
> > class A {
>
> > class B implements ClickHandler {
> >   ..... onClick here ....
>
> > }
>
> > public void someMethod(){
> >   Anchor a = new Anchor("Link");
> >   a.addClickHandler(new B());
>
> > }
> > }
>
> > Will doing the following instead make any difference to the generated
> > javascript's size and speed:
>
> > class A implements ClickHandler {
> >  ... implement the onClick ...
>
> > ... use addClickHandler(this) elsewhere in methods ....
>
> > }
>
> It would probably make a small difference, but I doubt it'd be
> perceptible (even in our beloved sluggish IE6).
>
> Re. maintainability of your code though, you're changing the
> "contract" of A, which is now a ClickHandler that "anyone" could
> attach to "anything".
> (that's the same rationale for using a Composite rather than deriving
> an existing widget)
-- 
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.


Reply via email to