>
> the GC is really very non-predictable, maybe, for some handler, we'd
> better remember to call removeEventHandler than with weak reference
>
I'd say you hit it on the head, there! The weak references serve more as a
convenience, in my mind. Those 'addListener' references can / often are very
pervasive, and you'd best remove them manually, if it's code that imposes
any performance hit.
On Thu, Feb 21, 2008 at 2:30 AM, iiley <[EMAIL PROTECTED]> wrote:
> Thanks Keith, the statement from Adobe is very helpful.
>
> And you are right for your test, because your timer is created by "*new
> Timer(30);"*
> Do you see our original test, the timer is created by "*new Timer(500,
> 10)"*
> That means, after 5 seconds, the timer will not be running, it's not same.
>
> And, then i did more test with some modification of my original test, see
> below, some times, the click handler will be collected now, especially you'v
> clicked before the killing, if you'v not clicked, after twice killing, the
> click handler is still active, now i just can guess -- the GC is really very
> non-predictable, maybe, for some handler, we'd better remember to call
> removeEventHandler than with weak reference:
>
>
> package {
>
> import flash.display.Sprite;
> import flash.events.MouseEvent;
> import flash.events.TimerEvent;
> import flash.net.LocalConnection;
> import flash.utils.*;
>
> public class TestDic extends Sprite{
>
> public function TestDic(){
> var timer:Timer = new Timer(500, 0);
> timer.addEventListener(TimerEvent.TIMER, function(e:*):void{
> trace("tick");
> }, false, 0, true);
> timer.start();
>
> var h:Handler = new Handler();
> stage.addEventListener(MouseEvent.CLICK, h.handler, false, 0, true);
> setTimeout(killEm, 2000);
> setTimeout(killEm, 4000);//kill again
> }
>
> private function killEm():void{
> trace("kill.....");
> try{
> new LocalConnection().connect('foo');
> new LocalConnection().connect('foo');
> }catch (e:*){}
> }
> }
> }
>
> class Handler{
>
> public function handler(e:*):void{
> trace(e);
> }
> }
>
>
> --
> iiley
> AsWing http://www.aswing.org
> Personal http://www.iiley.com
>
> _______________________________________________
> osflash mailing list
> [email protected]
> http://osflash.org/mailman/listinfo/osflash_osflash.org
>
>
--
: : ) Scott
Helping your grandma on the interweb
at: http://blog.criticalpile.com
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