From 35365c66bf6166c5607f1180016528d996a45b66 Mon Sep 17 00:00:00 2001
From: Soeren Apel <soeren@apelpie.net>
Date: Tue, 29 Dec 2015 23:13:18 +0100
Subject: [PATCH] Make traces only selectable in the header area

---
 pv/view/trace.cpp    | 10 ++++++++++
 pv/view/trace.hpp    |  5 +++++
 pv/view/viewitem.hpp |  2 --
 3 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/pv/view/trace.cpp b/pv/view/trace.cpp
index f7e7ebf2..ee0a4f0e 100644
--- a/pv/view/trace.cpp
+++ b/pv/view/trace.cpp
@@ -91,6 +91,16 @@ bool Trace::is_draggable() const
 	return (cursor_pos.x() <= view->header_size().width());
 }
 
+void Trace::select(bool select)
+{
+	// Trace can only be selected if the mouse cursor is in the header area;
+	// as is_draggable() checks the same thing, we re-use it here
+	if (is_draggable() && select)
+		selected_ = true;
+	else
+		selected_ = false;
+}
+
 void Trace::paint_label(QPainter &p, const QRect &rect, bool hover)
 {
 	const int y = get_visual_y();
diff --git a/pv/view/trace.hpp b/pv/view/trace.hpp
index acaa341a..88e54b1a 100644
--- a/pv/view/trace.hpp
+++ b/pv/view/trace.hpp
@@ -86,6 +86,11 @@ public:
 	 */
 	bool is_draggable() const;
 
+	/**
+	 * Selects or deselects the signal.
+	 */
+	void select(bool select = true);
+
 	/**
 	 * Computes the outline rectangle of the viewport hit-box.
 	 * @param rect the rectangle of the viewport area.
diff --git a/pv/view/viewitem.hpp b/pv/view/viewitem.hpp
index a4eb6aef..c9da948e 100644
--- a/pv/view/viewitem.hpp
+++ b/pv/view/viewitem.hpp
@@ -167,8 +167,6 @@ protected:
 protected:
 	QWidget *context_parent_;
 	QPoint drag_point_;
-
-private:
 	bool selected_;
 };
 
-- 
2.30.2