gtk-sharpGtk# is thread aware, but not thread safe; See the Gtk# Thread Programming for details.GLib.SignalArgsEvent data.The following events invoke delegates which pass event data via this class:ConstructorPublic Constructor.Create a new instance with this constructor if you need to invoke a delegate.PropertyGtk.TreeIterThe row that was inserted.A that points to the inserted row.PropertyGtk.TreePathThe path of the row that was inserted.a