Return the current print settings of print_operation.
It returns null until either webkit.print_operation.PrintOperation.setPrintSettings or webkit.print_operation.PrintOperation.runDialog have been called.
the current #GtkPrintSettings of print_operation.
Return the current print settings of print_operation.
It returns null until either webkit.print_operation.PrintOperation.setPrintSettings or webkit.print_operation.PrintOperation.runDialog have been called.