Re: scopes, execution contexts, and scripts

On 1/26/10 2:04 PM, John J. Barton wrote:
> and how to distinguish the (and possibly..) case from
> unload-because-we-are-being-deleted.

You can't.  But onload does mean whatever was in that window before is gone.

> And so to handle this case, I guess I need to track onLocationChange
> events for every nsIDOMWindow? I don't understand how to tell if a
> window is being destroyed after unload vs being reused.

You can't tell right now.

I plan to add a notification (with the window id) when a window is "torn 
down" sometime in the next 1-1.5 weeks.

-Boris