signal callback delegate or function to connect
void callback(gtk.widget.Widget oldParent, gtk.widget.Widget widget)
oldParent the previous parent, or null if the widget just got its initial parent. (optional)
widget 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 ParentSet signal.
The ::parent-set signal is emitted when a new parent has been set on a widget.