Use shared_ptr for the TimeAxisView hierarchy.

git-svn-id: svn://localhost/ardour2/branches/3.0@5339 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 5 insertions, 4 deletions

diff --git a/gtk2_ardour/streamview.h b/gtk2_ardour/streamview.h
index 07285d8a42..adf16e1a3e 100644
--- a/gtk2_ardour/streamview.h
+++ b/gtk2_ardour/streamview.h
@@ -26,6 +26,7 @@
 #include "enums.h"
 #include "simplerect.h"
 #include "canvas.h"
+#include "shared_ptrs.h"
 
 namespace Gdk {
 	class Color;
@@ -58,8 +59,8 @@ class StreamView : public sigc::trackable
 public:
 	virtual ~StreamView ();
 
-	RouteTimeAxisView&       trackview()       { return _trackview; }
-	const RouteTimeAxisView& trackview() const { return _trackview; }
+	RouteTimeAxisViewPtr       trackview()       { return _trackview; }
+	const RouteTimeAxisViewPtr trackview() const { return _trackview; }
 
 	void attach ();
 
@@ -112,7 +113,7 @@ public:
 	sigc::signal<void> HeightChanged;
 
 protected:
-	StreamView (RouteTimeAxisView&, ArdourCanvas::Group* group = NULL);
+	StreamView (RouteTimeAxisViewPtr, ArdourCanvas::Group* group = NULL);
 	
 	void         transport_changed();
 	void         transport_looped();
@@ -137,7 +138,7 @@ protected:
 	
 	virtual void color_handler () = 0;
 
-	RouteTimeAxisView&        _trackview;
+	RouteTimeAxisViewPtr      _trackview;
 	bool                      owns_canvas_group;
 	ArdourCanvas::Group*      _background_group;
 	ArdourCanvas::Group*      canvas_group;