Retrieve the hard margins of printer, i.e. the margins that define
the area at the borders of the paper that the printer cannot print to.
Note: This will not succeed unless the printer's details are available,
see gtk_printer_has_details() and gtk_printer_request_details().
Since 2.20
Retrieve the hard margins of printer, i.e. the margins that define the area at the borders of the paper that the printer cannot print to. Note: This will not succeed unless the printer's details are available, see gtk_printer_has_details() and gtk_printer_request_details(). Since 2.20