code: func (ps *PrintSettings) SetResolutionXY(resolutionX, resolutionY int) {
  	C.gtk_print_settings_set_resolution_xy(ps.native(), C.gint(resolutionX), C.gint(resolutionY))
  }
docs: // SetResolutionXY() is a wrapper around gtk_print_settings_set_resolution_xy().