PrintOperation.setDefaultPageSetup
void setDefaultPageSetup(gtk.page_setup.PageSetup defaultPageSetup = null)Makes default_page_setup the default page setup for op.
This page setup will be used by [gtk.print_operation.PrintOperation.run], but it can be overridden on a per-page basis by connecting to the signalGtk.PrintOperation::request-page-setup signal.
Parameters
defaultPageSetup | a [gtk.page_setup.PageSetup] |