X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=pv%2Fviews%2Fviewbase.hpp;h=61430136f5b032a347bf495ea7cb6ecd56cce45f;hb=724f29f311db4f8b47169e58f3f3b50e6a50ed08;hp=c4ac059d0c169bfa24f7eb6fc9b950b7ee558852;hpb=f54fc97e8c4c20b7a37f10b8fd125407eba17226;p=pulseview.git

diff --git a/pv/views/viewbase.hpp b/pv/views/viewbase.hpp
index c4ac059d..61430136 100644
--- a/pv/views/viewbase.hpp
+++ b/pv/views/viewbase.hpp
@@ -21,18 +21,19 @@
 #ifndef PULSEVIEW_PV_VIEWS_VIEWBASE_HPP
 #define PULSEVIEW_PV_VIEWS_VIEWBASE_HPP
 
-#include <stdint.h>
-
+#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 {
 
@@ -50,17 +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();
 
@@ -77,7 +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_;
@@ -85,6 +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