Grace, I never used Undo / Redo framework before, but why didn't you used the QUndoGroup / QUndoCommand / QUndoStack classes and created your own? Tomaz -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.subsurface-divelog.org/pipermail/subsurface/attachments/20150210/7db51f2b/attachment.html>