From a57b9cdd99b47fde8bfa265c0f72a380bb5cbb6f Mon Sep 17 00:00:00 2001
From: Carl Hetherington <carl@carlh.net>
Date: Tue, 25 May 2010 15:51:32 +0000
Subject: Allow region-based automation axes to report whether they have
 automation data or not.  Should fix #3177.

git-svn-id: svn://localhost/ardour2/branches/3.0@7158 d708f5d6-7413-0410-9779-e7cbd77b26cf
---
 gtk2_ardour/automation_streamview.cc | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

(limited to 'gtk2_ardour/automation_streamview.cc')

diff --git a/gtk2_ardour/automation_streamview.cc b/gtk2_ardour/automation_streamview.cc
index 9471d7c406..3eeb3bd6eb 100644
--- a/gtk2_ardour/automation_streamview.cc
+++ b/gtk2_ardour/automation_streamview.cc
@@ -209,3 +209,20 @@ AutomationStreamView::automation_state () const
 
 	return line->the_list()->automation_state ();
 }
+
+bool
+AutomationStreamView::has_automation () const
+{
+	list<RegionView*>::const_iterator i = region_views.begin ();
+	while (i != region_views.end()) {
+		AutomationRegionView* rv = static_cast<AutomationRegionView*> (*i);
+		if (rv->line() && rv->line()->npoints() > 0) {
+			return true;
+		}
+		++i;
+	}
+
+	return false;
+}
+
+			
-- 
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