About DBUS signals

Thiago Macieira thiago at kde.org
Mon Oct 16 23:13:03 PDT 2006


Sumit Jain wrote:
>What will actually trigger DBUS to send the signal to the
>application.
>What i mean to say is that how from an application can i send signals to
>other application with DBUS working as a mediator for passing signals.(
> as i can see no such calls in this code atleast)

From your application, you just emit the signal. You don't choose where 
you emit it to: you emit it to anyone who's listening to it.

It's actually the job of the receiver to tell the D-Bus daemon that it's 
interested in that particular signal, by way of an AddMatch rule.

-- 
  Thiago Macieira  -  thiago (AT) macieira.info - thiago (AT) kde.org
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