X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fsigsession.cpp;h=aadaf45011451bc21bad01045f7781347cd1aaaa;hp=1099ad46704c77b1ba12fb38ad9a1d61cf645ee7;hb=3045c869ada2e32bf55cbb68633b5213b9b11e28;hpb=aca00b1e0d3483926c53dfd856483a397f1c29a5

diff --git a/pv/sigsession.cpp b/pv/sigsession.cpp
index 1099ad46..aadaf450 100644
--- a/pv/sigsession.cpp
+++ b/pv/sigsession.cpp
@@ -34,6 +34,8 @@
 
 #include <assert.h>
 
+#include <stdexcept>
+
 #include <sys/stat.h>
 
 #include <QDebug>
@@ -193,20 +195,15 @@ boost::shared_ptr<data::Logic> SigSession::get_data()
 	return _logic_data;
 }
 
-void SigSession::add_decoder(srd_decoder *const dec,
+bool SigSession::add_decoder(srd_decoder *const dec,
 	std::map<const srd_probe*,
-		boost::shared_ptr<view::Signal> > probes,
+		boost::shared_ptr<view::LogicSignal> > probes,
 	GHashTable *options)
 {
+	try
 	{
 		lock_guard<mutex> lock(_signals_mutex);
 
-		if (!_decode_traces.empty()) {
-			qDebug("Currently only one decode trace can be added "
-				"at once");
-			_decode_traces.clear();
-		}
-
 		shared_ptr<data::Decoder> decoder(
 			new data::Decoder(dec, probes, options));
 		shared_ptr<view::DecodeSignal> d(
@@ -214,7 +211,14 @@ void SigSession::add_decoder(srd_decoder *const dec,
 				_decode_traces.size()));
 		_decode_traces.push_back(d);
 	}
+	catch(std::runtime_error e)
+	{
+		return false;
+	}
+
 	signals_changed();
+
+	return true;
 }
 
 vector< shared_ptr<view::DecodeSignal> > SigSession::get_decode_signals() const