public static function callbackStockQuantity($echo, $tr)
 {
     return PP::adminControllerDisplayListContentQuantity($echo, $tr, 'stock', 'stock-cover stock');
 }
 public static function callbackRealQuantity($echo, $tr)
 {
     return PP::adminControllerDisplayListContentQuantity($echo, $tr, 'real_quantity', 'stock-instant-state real');
 }
 public static function callbackSavQuantity($echo, $tr)
 {
     return PP::adminControllerDisplayListContentQuantity($echo, $tr, 'sav_quantity', 'products sav');
 }
 public static function callbackPhysicalQuantity($echo, $tr)
 {
     return PP::adminControllerDisplayListContentQuantity($echo, $tr, 'physical_quantity', 'stock-mvt physical');
 }