From bb419fdd96efe5a08667e6787a55dfbcd2e720a1 Mon Sep 17 00:00:00 2001
From: Joel Holdsworth <joel@airwebreathe.org.uk>
Date: Sun, 9 Nov 2014 10:26:27 +0000
Subject: [PATCH] Header: Added on_ungroup method

---
 pv/view/header.cpp | 18 ++++++++++++++++++
 pv/view/header.h   |  2 ++
 2 files changed, 20 insertions(+)

diff --git a/pv/view/header.cpp b/pv/view/header.cpp
index 91a6ecfd..23cbb0ff 100644
--- a/pv/view/header.cpp
+++ b/pv/view/header.cpp
@@ -39,6 +39,7 @@
 #include <pv/widgets/popup.h>
 
 using boost::make_filter_iterator;
+using std::dynamic_pointer_cast;
 using std::max;
 using std::make_pair;
 using std::min;
@@ -348,5 +349,22 @@ void Header::on_group()
 	}
 }
 
+void Header::on_ungroup()
+{
+	bool restart;
+	do {
+		restart = false;
+		for (const shared_ptr<RowItem> r : _view) {
+			const shared_ptr<TraceGroup> tg =
+				dynamic_pointer_cast<TraceGroup>(r);
+			if (tg && tg->selected()) {
+				tg->ungroup();
+				restart = true;
+				break;
+			}
+		}
+	} while(restart);
+}
+
 } // namespace view
 } // namespace pv
diff --git a/pv/view/header.h b/pv/view/header.h
index b982ad76..541430ab 100644
--- a/pv/view/header.h
+++ b/pv/view/header.h
@@ -82,6 +82,8 @@ private Q_SLOTS:
 
 	void on_group();
 
+	void on_ungroup();
+
 Q_SIGNALS:
 	void signals_moved();
 
-- 
2.30.2