Add segment selector UI + helpers

[pulseview.git] / pv / data / signaldata.hpp

diff --git a/pv/data/signaldata.hpp b/pv/data/signaldata.hpp
index a90204f06f23bd379abd78278bb6bcf0bbc41455..adede1c211c595eefb9e108d1929cad6d9b5af0b 100644 (file)
--- a/pv/data/signaldata.hpp
+++ b/pv/data/signaldata.hpp
@@ -45,6 +45,8 @@ public:
 public:
        virtual vector< shared_ptr<Segment> > segments() const = 0;
 
+       virtual int get_segment_count() const = 0;
+
        virtual void clear() = 0;
 
        virtual uint64_t max_sample_count() const = 0;