Qt4 is your answer. Everyone knows GTK+ looks like crap when running on windows. See Pidgin, which is written in GTK+, they are proposing a rewrite of the GUI on Windows. http://developer.pidgin.im/wiki/FutureSOCProjects
wxWidget is a pain. Making this crap to work on windows requires an insane connection to download the several hundred megabytes library and a lot of luck. -- Huan Truong - xinhgai.net - U don't mess with KDE.
