Connecting to a signal on processing the signal
- From: Kang Jeong-Hee <Keizi mail co kr>
- To: gtk-app-devel-list gnome org
- Subject: Connecting to a signal on processing the signal
- Date: Wed, 25 Jun 2003 20:05:14 +0900
Events module of W3C DOM Level 2 define interface EventTarget
and method ::addEventListener() to register an event listener
to an event source.
g_signal_connect() family may be the counterpart from glib.
http://www.w3.org/TR/DOM-Level-2-Events/events.html#Events-EventTarget
says that; If an EventListener is added to an EventTarget
while it is processing an event, it will not be triggered
by the current actions but may be triggered during a later stage
of event flow, such as the bubbling phase.
What happen to GSignal mechanism for the case of text above?
I have coded EventTarget::addEventListener() as follow;
static void
impl_addEventListener (domEventTarget *self,
DOMString type,
domEventListener *listener,
boolean useCapture)
{
/* EventListener::handleEvent() is called whenever an event occurs
* of the type for which the EventListener interface was registered.
*/
g_signal_connect (G_OBJECT (self), (gchar *)type,
G_CALLBACK (DOM_EVENTLISTENER_GET_CLASS (listener)->handleEvent),
NULL);
}
and I wanna get confirmation from glib-experienced developers.
You can find the dominigue project here; http://gybe.sf.net/dominigue/
Thanks in advance,
kz.
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