bool cut_copy_clear (Selection&, Editing::CutCopyOp);
bool cut_copy_clear_objects (PointSelection&, Editing::CutCopyOp);
bool paste (nframes_t, float times, Selection&, size_t nth);
void reset_objects (PointSelection&);
bool cut_copy_clear (Selection&, Editing::CutCopyOp);
bool cut_copy_clear_objects (PointSelection&, Editing::CutCopyOp);
bool paste (nframes_t, float times, Selection&, size_t nth);
void reset_objects (PointSelection&);