Session: Fix issue #67 by improving error handling

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

diff --git a/pv/data/signaldata.hpp b/pv/data/signaldata.hpp
index adede1c211c595eefb9e108d1929cad6d9b5af0b..7a9d6d39b96bada864b2f46017c802587dedf37e 100644 (file)
--- a/pv/data/signaldata.hpp
+++ b/pv/data/signaldata.hpp
@@ -45,11 +45,18 @@ public:
 public:
        virtual vector< shared_ptr<Segment> > segments() const = 0;
 
-       virtual int get_segment_count() const = 0;
+       virtual uint32_t get_segment_count() const = 0;
 
        virtual void clear() = 0;
 
        virtual uint64_t max_sample_count() const = 0;
+
+       virtual void set_samplerate(double value) = 0;
+
+       virtual double get_samplerate() const = 0;
+
+Q_SIGNALS:
+       void segment_completed();
 };
 
 } // namespace data