DCPOMATIC_ASSERT (_playlist);
- auto tmp = (*_playlist)[s];
- (*_playlist)[s] = (*_playlist)[s-1];
- (*_playlist)[s-1] = tmp;
+ _playlist->swap(s, s - 1);
set_item (s - 1, (*_playlist)[s-1]);
set_item (s, (*_playlist)[s]);
DCPOMATIC_ASSERT (_playlist);
- auto tmp = (*_playlist)[s];
- (*_playlist)[s] = (*_playlist)[s+1];
- (*_playlist)[s+1] = tmp;
+ _playlist->swap(s, s + 1);
set_item (s + 1, (*_playlist)[s+1]);
set_item (s, (*_playlist)[s]);