1 files changed, 4 insertions, 0 deletions
diff --git a/src/core/basetypes/MCIndexSet.h b/src/core/basetypes/MCIndexSet.h
index b1605b90..57fcd538 100644
--- a/src/core/basetypes/MCIndexSet.h
+++ b/src/core/basetypes/MCIndexSet.h
@@ -36,6 +36,10 @@ namespace mailcore {
         virtual void removeRange(Range range);
         virtual void intersectsRange(Range range);
         
+        virtual void addIndexSet(IndexSet * indexSet);
+        virtual void removeIndexSet(IndexSet * indexSet);
+        virtual void intersectsIndexSet(IndexSet * indexSet);
+        
         virtual Range * allRanges();
         virtual unsigned int rangesCount();
         virtual void removeAllIndexes();