signal callback delegate or function to connect
void callback(gobject.object.ObjectG instance, gobject.signal_group.SignalGroup signalGroup)
instance a #GObject containing the new value for #GSignalGroup:target (optional)
signalGroup the instance the signal is connected to (optional)
Yes.After to execute callback after default handler, No.After to execute before (default)
Signal ID
Connect to Bind signal.
This signal is emitted when #GSignalGroup:target is set to a new value other than null. It is similar to #GObject::notify on target except it will not emit when #GSignalGroup:target is null and also allows for receiving the #GObject without a data-race.