On Tuesday 18 October 2005 02:30 am, Eskil Heyn Olsen wrote: > Don't know who owns it, but can I rewrite it ? > > two reasons: > > 1) it's slow, it looks like it's O(n^2). Even with the fix to use > QPtrList::sort instead of bubblesort (ticket#482) it still takes my box > > >40 seconds to build the tree. From profiling and stuff I can see quite > > a few places to make it faster. > > 2) not very extensible/flexible. While trying to finish up the > shoutcast/icecast in mythmusic and slowly getting started on iPod > support, I keep running into the problem that adding extra toplevel > objects to the tree and reusing the code that does the whole > "splitartist artist album" thing is just really hard. > > So I basically want to refactor the whole thing into a faster > TreeStrategy class, with one subclass that can do the "splitartist > artist album" style tree construction from a set of Metadata objects and > one that can do "directory" style. > > That way, I can reuse all this for both showing radiostreams and tracks > from iPods (or whatever the hell you want to plugin (if you write a > plugin for it)). > > (and while I'm at it, mind if I completely redo how all_music and > all_playlists are passed around left and right ? I really don't want to > extend everyone to also take all_radios etc all_ipodtracks).
Sounds good. Do whatever you want with the internals. =) Isaac
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