1. Classes
2. DownloadResult
3. HotMusicInfo
4. MusicInfo
5. Enums
6. AudioPlayType
7. AudioTrackType
8. DownloadFileType
9. DownloadLyricType
10. KTVErrorCode
11. KTVPlayerErrorCode
12. LyricStatus
13. MusicFilterType
14. MusicHotType
15. PlayState