X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;ds=sidebyside;f=pv%2Fviews%2Fdecoder_binary%2Fview.cpp;h=94e9cc673004e75e52195e79a3f980a7af6f37dd;hb=f95b1d810934308db9a0d71743f8462c16b79a0c;hp=5f55b19104d9449e12fc4556861c7546f04be46c;hpb=121307b3c50d981638cbe1e33ba5410bb2b11dd1;p=pulseview.git

diff --git a/pv/views/decoder_binary/view.cpp b/pv/views/decoder_binary/view.cpp
index 5f55b191..94e9cc67 100644
--- a/pv/views/decoder_binary/view.cpp
+++ b/pv/views/decoder_binary/view.cpp
@@ -206,14 +206,14 @@ void View::remove_decode_signal(shared_ptr<data::DecodeSignal> signal)
 
 void View::save_settings(QSettings &settings) const
 {
-	(void)settings;
+	ViewBase::save_settings(settings);
 }
 
 void View::restore_settings(QSettings &settings)
 {
 	// Note: It is assumed that this function is only called once,
 	// immediately after restoring a previous session.
-	(void)settings;
+	ViewBase::restore_settings(settings);
 }
 
 void View::reset_data()
@@ -371,8 +371,9 @@ void View::on_selected_class_changed(int index)
 {
 	bin_class_id_ = class_selector_->itemData(index).value<uint32_t>();
 
-	binary_data_exists_ =
-		signal_->get_binary_data_chunk_count(current_segment_, decoder_, bin_class_id_);
+	binary_data_exists_ = (signal_) ?
+		signal_->get_binary_data_chunk_count(current_segment_, decoder_, bin_class_id_) :
+		false;
 
 	update_data();
 }