For those interested, this came over the KDE list today - it's yet another O'Reilly & Associates book - this one on programming with the QT libraries...
http://www.oreilly.com/catalog/prowqt/ "Programming with Qt" By Matthias Kalle Dalheimer 1st Edition April 1999 1-56592-588-2, Order Number: 5882 384 pages, $32.95