moving events in canvases and reordering the drum map have

been speeded up by using operation groups.

HOWEVER: there might be bugs, in fact, i may even have messed
         up the whole thing!
use with CAUTION and TEST intensively!

1 files changed, 1 insertions, 0 deletions

diff --git a/muse2/muse/undo.h b/muse2/muse/undo.h
index b048b9e6..88810b80 100644
--- a/muse2/muse/undo.h
+++ b/muse2/muse/undo.h
@@ -87,6 +87,7 @@ struct UndoOp {
       const char* typeName();
       void dump();
       
+      UndoOp();
       UndoOp(UndoType type, int a, int b, int c=0);
       UndoOp(UndoType type, int n, Track* oldTrack, Track* newTrack);
       UndoOp(UndoType type, int n, Track* track);