-add status about empty range. To Be Defined range.

1 files changed, 4 insertions, 0 deletions

diff --git a/range.h b/range.h
index 40b4277..0ffd298 100644
--- a/range.h
+++ b/range.h
@@ -44,11 +44,15 @@ public:
     qint64 getStart() const;
     qint64 getEnd() const;
 
+    void setEmptyRange(bool);
+    bool isEmptyRange();
+
 private:
     qint64 m_start;
     qint64 m_end;
     bool m_hasEnd;
     bool m_hasStart;
+    bool m_emptyRange;
 };
 
 #endif // RANGE_H