http://cvs.sourceforge.net/viewcvs.py/audacity/audacity-src/src/WaveTrack.h?view=markup

is the header file that appears to contain the code for selecting sections of a wave file.

This is for my own reference, as well as for those who give a rat's ass... I'm posting this so I can easily find it later... :)

http://cvs.sourceforge.net/viewcvs.py/audacity/audacity-src/src/UploadDialog.h?view=markup

Upload dialog??? Hmmm.... this could be of use as well...