Index: sources/storage/FileHandler.h
===================================================================
diff -u -r80b5e8f1ebb90c03c37d90d90cd2da3bd95d6803 -r1ed15b374613c81883e697cad25e55399e7abc17
--- sources/storage/FileHandler.h	(.../FileHandler.h)	(revision 80b5e8f1ebb90c03c37d90d90cd2da3bd95d6803)
+++ sources/storage/FileHandler.h	(.../FileHandler.h)	(revision 1ed15b374613c81883e697cad25e55399e7abc17)
@@ -75,6 +75,7 @@
     static QFileInfoList find(const QString &vPath, QStringList vNameFilters, quint8 vRetainPercent);
     static QFileInfoList find(const QString &vPath, QStringList vNameFilters);
     static quint64  totalSize(const QFileInfoList &vFileInfoList);
+    static qint64   totalDirSize(const QString &vPath);
 
     static QStringList  subFolders(const QString &vFolder);