g-signal-connect-after (instance detailed-signal handler)

instance -- a g-object instance to connect to
detailed-signal -- a string of the form "signal-name::detail"
handler -- a Lisp callback function to connect

A unsigned long with the handler ID.

Connects a Lisp callback function to a signal for a particular object. The handler will be called after the default handler of the signal. In the Lisp implementation the g-signal-connect function has a after keyword argument. This function is implemented as:

(g-signal-connect instance detailed-signal handler :after t)