Reads the page setup from the file @file_name.
Returns a new GtkPageSetup object with the restored page setup, or %NULL if an error occurred. See [method@Gtk.PageSetup.to_file].
the filename to read the page setup from
the restored GtkPageSetup
GException on failure. ConstructionException GTK+ fails to create the object.
See Implementation
Reads the page setup from the file @file_name.
Returns a new GtkPageSetup object with the restored page setup, or %NULL if an error occurred. See [method@Gtk.PageSetup.to_file].