[Project_owners] How to pass custom JS XPCOM component to observers?

Neil neil at parkwaycc.co.uk
Tue Jan 16 11:23:00 PST 2007

eric.jung at yahoo.com wrote:

> I never really understood the difference between the 1st and 3rd 
> arguments.

I don't know what other documentation is out there, but as a last 
resource you could read nsIObserver.idl:
void observe(
    in nsISupports aSubject,
    in string aTopic,
    in wstring aData);

More information about the Project_owners mailing list