Actually, Olivier's methods work in development mode but don't seem to
compile with this error:

"Cannot make an unqualified reference to the instance method callback"

I've tried the pre-assignment of "this" to "var that" and also an
argument to the JSNI method passing in my instance. I've tried both of
these with Olivier's first method as well as the second to avoid
leaks. All with the same result - working in development mode but not
when I compile.

It looks to me as though the compiler doesn't understand the call
method or the closure correctly. It looks at though it's trying to
parse the @mypackage.MyClass::MyMethod() and seeing it's an instance
method so failed (instead of looking at subsequent JavaScript). Of
course I could quite easily be doing something wrong.

Thomas - your method compiles fine so I guess I'll use that for now.


On Mar 23, 10:07 am, ChrisK <[email protected]> wrote:
> Ahhh ok. Sorry for the simple questions but I'm just getting my head
> around all this. I also have some other methods with arguments and
> have those working thanks to both of you.
>
> On Mar 23, 9:56 am, Olivier Monaco <[email protected]> wrote:
>
> > ChrisK,
>
> > On 23 mar, 10:32, ChrisK <[email protected]> wrote:
>
> > > Thomas - your solution worked from 6 worked but at first I didn't
> > > include both pairs of brackets after the function call "MyMethod" but
> > > it turns out they are required. With only one set (i.e. no arguments),
> > > it just doesn't work. I thought that was legal but maybe not.
>
> > Remember that "@mypackage.MyClass::MyMethod()" is a reference to the
> > function, not a call. The parenthesis allow you to give the full
> > signature of the method. Java allows two methods to have the same name
> > but different parameters. GWT needs the "full" signature to find which
> > method you want to reference, even is there is only one method with
> > this name.
>
> > The second parenthesis are to call the method. If you forgot then, you
> > just obtain the function object and do nothing with it...
>
> > Olivier
>
>

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