nodes/timeline: correctly detect when tracks are removed from the graph

Fixes several segfaults that could result from this occurring.
2020-04-27 01:01:12 +10:00
parent 981860b60b
commit f61321d68b
11 changed files with 92 additions and 63 deletions
@@ -128,6 +128,8 @@ const int &TrackOutput::Index()
 void TrackOutput::SetIndex(const int &index)
 {
  index_ = index;
+
+  emit IndexChanged(index);
 }

 Block *TrackOutput::BlockContainingTime(const rational &time) const