These screenshots are from the WIPs in the development branch.
revision 157 (john@john-laptop-rep-20080718201316-nszyhc0vt62onir0) with the configure button to the right of the tabs
A brief explanation of these screen shots: my laptop, where most or all of these were taken, has a nice deep blue theme going and the ion3 window manager. The client does not override any of the color theme settings you may be using. My goal was to make a simple program that blends in fairly well with other windows on the system.
A full screen shot on my laptop
A comparison of 4 themes at once, using qt commandline args.
An example in a KDE3.4 environment. Those with a keen eye will notice that I stole one of the xmms 1.x icons for the desktop and quicklaunch areas so that my eyes won't hurt while looking at them :)