X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=pv%2Fviews%2Fviewbase.hpp;h=61430136f5b032a347bf495ea7cb6ecd56cce45f;hb=09594425dde6ba633136888ea8a75544c9a6b831;hp=95f3ff758ca52555d67de6f5b28955f48afddd8f;hpb=cafe470ed977ab3bff1a865439a261c9f0eb397d;p=pulseview.git

diff --git a/pv/views/viewbase.hpp b/pv/views/viewbase.hpp
index 95f3ff75..61430136 100644
--- a/pv/views/viewbase.hpp
+++ b/pv/views/viewbase.hpp
@@ -23,15 +23,17 @@
 
 #include <cstdint>
 #include <memory>
-#include <set>
+#include <unordered_set>
 #include <vector>
 
+#include <QTimer>
 #include <QWidget>
 
 #include <pv/data/signalbase.hpp>
 #include <pv/util.hpp>
 
 using std::shared_ptr;
+using std::unordered_set;
 
 namespace pv {
 
@@ -49,17 +51,30 @@ enum ViewType {
 	ViewTypeTabularDecode
 };
 
-class ViewBase : public QWidget {
+class ViewBase : public QWidget
+{
 	Q_OBJECT
 
+private:
+	static const int MaxViewAutoUpdateRate;
+
 public:
-	explicit ViewBase(Session &session, bool is_main_view=false, QWidget *parent = nullptr);
+	explicit ViewBase(Session &session, bool is_main_view = false, QWidget *parent = nullptr);
 
 	Session& session();
 	const Session& session() const;
 
 	virtual void clear_signals();
 
+	/**
+	 * Returns the signal bases contained in this view.
+	 */
+	unordered_set< shared_ptr<data::SignalBase> > signalbases() const;
+
+	virtual void clear_signalbases();
+
+	virtual void add_signalbase(const shared_ptr<data::SignalBase> signalbase);
+
 #ifdef ENABLE_DECODE
 	virtual void clear_decode_signals();
 
@@ -76,7 +91,10 @@ public Q_SLOTS:
 	virtual void trigger_event(util::Timestamp location);
 	virtual void signals_changed();
 	virtual void capture_state_updated(int state);
-	virtual void data_updated();
+	virtual void perform_delayed_view_update();
+
+private Q_SLOTS:
+	void on_data_updated();
 
 protected:
 	Session &session_;
@@ -84,6 +102,10 @@ protected:
 	const bool is_main_view_;
 
 	util::TimeUnit time_unit_;
+
+	unordered_set< shared_ptr<data::SignalBase> > signalbases_;
+
+	QTimer delayed_view_updater_;
 };
 
 } // namespace views