do not unnecessarily recompute streamview item heights; set axis view item name text to an empty string, not just hidden if no text will fit

git-svn-id: svn://localhost/ardour2/trunk@1749 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 4 insertions, 4 deletions

diff --git a/gtk2_ardour/streamview.cc b/gtk2_ardour/streamview.cc
index 04b5269ab0..2a5c13a224 100644
--- a/gtk2_ardour/streamview.cc
+++ b/gtk2_ardour/streamview.cc
@@ -111,16 +111,16 @@ StreamView::set_height (gdouble h)
 		return -1;
 	}
 
+	if (canvas_rect->property_y2() == h) {
+		return 0;
+	}
+
 	canvas_rect->property_y2() = h;
 
 	for (RegionViewList::iterator i = region_views.begin(); i != region_views.end(); ++i) {
 		(*i)->set_height (h);
 	}
 
-	/*for (CrossfadeViewList::iterator i = crossfade_views.begin(); i != crossfade_views.end(); ++i) {
-		(*i)->set_height (h);
-	}*/
-
 	for (vector<RecBoxInfo>::iterator i = rec_rects.begin(); i != rec_rects.end(); ++i) {
 		RecBoxInfo &recbox = (*i);
 		recbox.rectangle->property_y2() = h - 1.0;