[whatwg] Workers and addEventListener
ian at hixie.ch
Wed Oct 14 03:32:45 PDT 2009
On Tue, 29 Sep 2009, Zoltan Herczeg wrote:
> In WebKit implementation of MessagePort the addEventListener("message",
> ...) does not enable the transmitting of messages. All messages are
> actually discarded until a dummy function is assigned to onmessage.
That is a bug. The port message queue is explicitly enabled during the
creation of the dedicated worker (step 12).
> And in the normative text, it is not mentioned that addEventListener
> should also enable message transmitting.
The normative text just says to fire an event; the DOM Events spec makes
it clear that events can be handled using addEventListener()-added
> Anyway, my qestion is:
> - should addEventListener enable message transmitting?
> - Should it do it in all cases, or only when "message" is passed as the
> first argument
It should only receive 'message' events if you say 'message' as the first
Ian Hickson U+1047E )\._.,--....,'``. fL
http://ln.hixie.ch/ U+263A /, _.. \ _\ ;`._ ,.
Things that are impossible just take longer. `._.-(,_..'--(,_..'`-.;.'
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