Method M34

Marlin/src/gcode/sd/M34.cpp:48–55

* M34: Media Sorting * * Set Media Sorting Options * * Parameters: * S Sorting Order: * S Default sorting (i.e., SDSORT_REVERSE) * S-1 Reverse alpha sorting * S0 FID Order (not always newest) * S1 Forward alpha sorting * S2 Alias for S-1 [deprecated] * * F Folder Sorting: * F-1 Folders before files * F0 No folder sorting (Sort a

 *     F1   Folders after files
 */
void GcodeSuite::M34() {
  if (parser.seen('S')) card.setSortOn(SortFlag(parser.ushortval('S', TERN(SDSORT_REVERSE, AS_REV, AS_FWD))));
  if (parser.seenval('F')) {
    const int v = parser.value_long();
    card.setSortFolders(v < 0 ? -1 : v > 0 ? 1 : 0);
  }
  //if (parser.seen('R')) card.setSortReverse(parser.value_bool());
}

#endif // SDCARD_SORT_ALPHA && SDSORT_GCODE