View: Use list_by_type to get TraceTreeItems

diff --git a/pv/view/view.cpp b/pv/view/view.cpp
index c0b3e251d964c5266d500db962ac2ebbc764b188..3f0fe9d1dc9991febf113d45f02f5dc6189c0ace 100644 (file)
--- a/pv/view/view.cpp
+++ b/pv/view/view.cpp
@@ -518,8 +518,10 @@ void View::restack_all_trace_tree_items()
                o->restack_items();
 
        // Animate the items to their destination
-       for (const auto &r : *this)
-               r->animate_to_layout_v_offset();
+       const vector< shared_ptr<TraceTreeItem> > items(
+               list_by_type<TraceTreeItem>());
+       for (const auto &i : items)
+               i->animate_to_layout_v_offset();
 }
 
 void View::get_scroll_layout(double &length, Timestamp &offset) const