You can use arguments.callee to let a anonymous listener remove itself.
Cheers
Ralf.
On Fri, Dec 12, 2008 at 7:23 PM, Alex Harui <aha...@adobe.com> wrote:
> I think Amy's point is that, w/o a reference to the anonfun, you can't call
> removeEventListener on it. If I do:
>
>
>
> someObj.addEventListener("foo", function (e:Event) { … } );
>
>
>
> someObj will release the anonfun when it gets garbage collected. However,
> until that time, all objects in the scope chain won't be collectable. I
> don't know if that's the case in Java.
>
>
>
> From: flexcoders@yahoogroups.com [mailto:flexcod...@yahoogroups.com] On
> Behalf Of Mark Carter
> Sent: Friday, December 12, 2008 6:28 AM
> To: flexcoders@yahoogroups.com
> Subject: Re: [flexcoders] Best practice for calling asynchronous functions?
>
>
>
> So are you saying that, in general, anonymous functions should not be used
> as
> listeners?
>
> If its anything like in Java, (once the calling method returned) the
> anonymous function would only be referenced by the event dispatcher and so
> (assuming weak references are not used) would only be garbage collected when
> the event dispatcher is garbage collected. At least, that's how I understand
> it.
>
> I posted a question about this a few weeks ago, but didn't get a reply.
>
> Amy-28 wrote:
>>
>> My understanding is that anonymous functions _cannot_ get garbage
>> collected unless you use weak references when you add them. Which
>> means there's a really good chance they'll get garbage collected
>> before they get called.
>>
>
> --
> View this message in context:
> http://www.nabble.com/Best-practice-for-calling-asynchronous-functions--tp20930596p20976648.html
> Sent from the FlexCoders mailing list archive at Nabble.com.
>
>
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