Index: sources/storage/TreatmentLog.h
===================================================================
diff -u -r6816b783f50e08267aa016d64350bc020080d901 -r13d6a4fae2f910ab6e289ac9280258a94f734405
--- sources/storage/TreatmentLog.h	(.../TreatmentLog.h)	(revision 6816b783f50e08267aa016d64350bc020080d901)
+++ sources/storage/TreatmentLog.h	(.../TreatmentLog.h)	(revision 13d6a4fae2f910ab6e289ac9280258a94f734405)
@@ -40,6 +40,10 @@
     QFutureWatcher<bool> _saveWatcher;
     QFutureWatcher<bool> _exportWatcher;
 
+    QString _dateFormat                     = "yyyy/MM/dd"  ;
+    QString _timeFormat                     = "HH:mm"       ;
+    QString _datetimeFormat                 = _dateFormat + " " + _timeFormat;
+
     // TODO : A Unit class needs to be created to have all the unit string and all the required conversions.
     QString _unitTextFlowRate               = tr("mL/min"   );
     QString _unitTextDuration               = tr("min"      );