Signal that drawing of particular page is complete.
It is called after completion of page drawing (e.g. drawing
in another thread). If [method@Gtk.PrintOperation.set_defer_drawing]
was called before, then this function has to be called by application.
Otherwise it is called by GTK itself.
Signal that drawing of particular page is complete.
It is called after completion of page drawing (e.g. drawing in another thread). If [method@Gtk.PrintOperation.set_defer_drawing] was called before, then this function has to be called by application. Otherwise it is called by GTK itself.