X-Git-Url: http://git.code-monkey.de/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fview%2Fview.cpp;h=eeb8afd236529e442bac91d6f4eeae6b5a065f05;hp=c6a6afd323dcccac191061bfac65c640bac36c68;hb=574c568d184240cd87be1b57fc00d60a4eac7566;hpb=0fb9d6454c286869d71621b69515802903735057

diff --git a/pv/view/view.cpp b/pv/view/view.cpp
index c6a6afd..eeb8afd 100644
--- a/pv/view/view.cpp
+++ b/pv/view/view.cpp
@@ -42,6 +42,7 @@
 
 #include <libsigrokcxx/libsigrokcxx.hpp>
 
+#include "analogsignal.hpp"
 #include "decodetrace.hpp"
 #include "header.hpp"
 #include "logicsignal.hpp"
@@ -437,6 +438,31 @@ void View::enable_sticky_scrolling(bool state)
 	sticky_scrolling_ = state;
 }
 
+void View::enable_coloured_bg(bool state)
+{
+	const vector<shared_ptr<TraceTreeItem>> items(
+		list_by_type<TraceTreeItem>());
+
+	for (shared_ptr<TraceTreeItem> i : items) {
+		// Can't cast to Trace because it's abstract, so we need to
+		// check for any derived classes individually
+
+		shared_ptr<AnalogSignal> a = dynamic_pointer_cast<AnalogSignal>(i);
+		if (a)
+			a->set_coloured_bg(state);
+
+		shared_ptr<LogicSignal> l = dynamic_pointer_cast<LogicSignal>(i);
+		if (l)
+			l->set_coloured_bg(state);
+
+		shared_ptr<DecodeTrace> d = dynamic_pointer_cast<DecodeTrace>(i);
+		if (d)
+			d->set_coloured_bg(state);
+	}
+
+	viewport_->update();
+}
+
 bool View::cursors_shown() const
 {
 	return show_cursors_;