X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fsession.cpp;h=a44ceb99b669aec396c97d92c19c733a6f489698;hp=f96fc869ecad613816196072409c4d1458e198ad;hb=7f9654641c096b303fc30b710335e235b9738ce9;hpb=477472187338948c83bea5d790ead66034008296

diff --git a/pv/session.cpp b/pv/session.cpp
index f96fc869..a44ceb99 100644
--- a/pv/session.cpp
+++ b/pv/session.cpp
@@ -91,6 +91,9 @@ using sigrok::Session;
 using Glib::VariantBase;
 
 namespace pv {
+
+shared_ptr<sigrok::Context> Session::sr_context;
+
 Session::Session(DeviceManager &device_manager, QString name) :
 	device_manager_(device_manager),
 	default_name_(name),
@@ -316,9 +319,9 @@ void Session::restore_settings(QSettings &settings)
 		int decode_signals = settings.value("decode_signals").toInt();
 
 		for (int i = 0; i < decode_signals; i++) {
-			settings.beginGroup("decode_signal" + QString::number(i++));
-			// TODO Split up add_decoder() into add_decode_signal() and add_decoder(),
-			// then call add_decode_signal() and signal->restore_settings() here
+			settings.beginGroup("decode_signal" + QString::number(i));
+			shared_ptr<data::DecodeSignal> signal = add_decode_signal();
+			signal->restore_settings(settings);
 			settings.endGroup();
 		}
 #endif
@@ -597,7 +600,42 @@ void Session::register_view(shared_ptr<views::ViewBase> view)
 
 	views_.push_back(view);
 
+	// Add all device signals
 	update_signals();
+
+	// Add all other signals
+	unordered_set< shared_ptr<data::SignalBase> > view_signalbases =
+		view->signalbases();
+
+	views::trace::View *trace_view =
+		qobject_cast<views::trace::View*>(view.get());
+
+	if (trace_view) {
+		for (shared_ptr<data::SignalBase> signalbase : signalbases_) {
+			const int sb_exists = count_if(
+				view_signalbases.cbegin(), view_signalbases.cend(),
+				[&](const shared_ptr<data::SignalBase> &sb) {
+					return sb == signalbase;
+				});
+			// Add the signal to the view as it doesn't have it yet
+			if (!sb_exists)
+				switch (signalbase->type()) {
+				case data::SignalBase::AnalogChannel:
+				case data::SignalBase::LogicChannel:
+				case data::SignalBase::DecodeChannel:
+#ifdef ENABLE_DECODE
+					trace_view->add_decode_signal(
+						dynamic_pointer_cast<data::DecodeSignal>(signalbase));
+#endif
+					break;
+				case data::SignalBase::MathChannel:
+					// TBD
+					break;
+				}
+		}
+	}
+
+	signals_changed();
 }
 
 void Session::deregister_view(shared_ptr<views::ViewBase> view)
@@ -639,37 +677,44 @@ double Session::get_samplerate() const
 	return samplerate;
 }
 
+int Session::get_segment_count() const
+{
+	int min_val = INT_MAX;
+
+	for (shared_ptr<data::SignalData> data : all_signal_data_)
+		if (data->get_segment_count() < min_val)
+			min_val = data->get_segment_count();
+
+	return min_val;
+}
+
 const unordered_set< shared_ptr<data::SignalBase> > Session::signalbases() const
 {
 	return signalbases_;
 }
 
 #ifdef ENABLE_DECODE
-bool Session::add_decoder(srd_decoder *const dec)
+shared_ptr<data::DecodeSignal> Session::add_decode_signal()
 {
-	if (!dec)
-		return false;
+	shared_ptr<data::DecodeSignal> signal;
 
 	try {
 		// Create the decode signal
-		shared_ptr<data::DecodeSignal> signal =
-			make_shared<data::DecodeSignal>(*this);
+		signal = make_shared<data::DecodeSignal>(*this);
 
 		signalbases_.insert(signal);
 
 		// Add the decode signal to all views
 		for (shared_ptr<views::ViewBase> view : views_)
 			view->add_decode_signal(signal);
-
-		// Add decoder
-		signal->stack_decoder(dec);
 	} catch (runtime_error e) {
-		return false;
+		remove_decode_signal(signal);
+		return nullptr;
 	}
 
 	signals_changed();
 
-	return true;
+	return signal;
 }
 
 void Session::remove_decode_signal(shared_ptr<data::DecodeSignal> signal)
@@ -956,10 +1001,26 @@ void Session::feed_in_trigger()
 
 void Session::feed_in_frame_begin()
 {
+	frame_began_ = true;
+
 	if (cur_logic_segment_ || !cur_analog_segments_.empty())
 		frame_began();
 }
 
+void Session::feed_in_frame_end()
+{
+	{
+		lock_guard<recursive_mutex> lock(data_mutex_);
+		cur_logic_segment_.reset();
+		cur_analog_segments_.clear();
+	}
+
+	if (frame_began_) {
+		frame_began_ = false;
+		frame_ended();
+	}
+}
+
 void Session::feed_in_logic(shared_ptr<Logic> logic)
 {
 	lock_guard<recursive_mutex> lock(data_mutex_);
@@ -1056,8 +1117,6 @@ void Session::feed_in_analog(shared_ptr<Analog> analog)
 void Session::data_feed_in(shared_ptr<sigrok::Device> device,
 	shared_ptr<Packet> packet)
 {
-	static bool frame_began = false;
-
 	(void)device;
 
 	assert(device);
@@ -1077,11 +1136,6 @@ void Session::data_feed_in(shared_ptr<sigrok::Device> device,
 		feed_in_trigger();
 		break;
 
-	case SR_DF_FRAME_BEGIN:
-		feed_in_frame_begin();
-		frame_began = true;
-		break;
-
 	case SR_DF_LOGIC:
 		try {
 			feed_in_logic(dynamic_pointer_cast<Logic>(packet->payload()));
@@ -1100,20 +1154,25 @@ void Session::data_feed_in(shared_ptr<sigrok::Device> device,
 		}
 		break;
 
+	case SR_DF_FRAME_BEGIN:
+		feed_in_frame_begin();
+		break;
+
 	case SR_DF_FRAME_END:
+		feed_in_frame_end();
+		break;
+
 	case SR_DF_END:
-	{
+		// Strictly speaking, this is performed when a frame end marker was
+		// received, so there's no point doing this again. However, not all
+		// devices use frames, and for those devices, we need to do it here.
 		{
 			lock_guard<recursive_mutex> lock(data_mutex_);
 			cur_logic_segment_.reset();
 			cur_analog_segments_.clear();
 		}
-		if (frame_began) {
-			frame_began = false;
-			frame_ended();
-		}
 		break;
-	}
+
 	default:
 		break;
 	}