Re: System event group

icho wrote:
> Hi.
> I'm reading Gecko event dispatch code.
> While tracing gSystemEventGroup, I found that "keydown", "keyup", and
> "keypress" event listeners
I don't know which keyup/down/press listeners you're talking about here.


> are registered in the system event group. I'm at a loss as to how I
> understand this group and havig
> some questions.
> What's the difference of these listeners from those of default event
> group?
> What if these listeners are registered in the default group?
> Bugzilla reveals that XBL uses system event group. Is this related
> with above "keyxxx" event?
> 
> Thanks
> 
> Cho.

Some explanation for the event handling can be found here
https://bugzilla.mozilla.org/show_bug.cgi?id=251137&mark=29#c29
(I know, pretty strange place - impossible to find :) )