The gdam-launcher is the primary gui for gdam. When it is run, it brings up a panel of buttons, each of which will launcher a virtual "component". In order to nicely color the widgets, gdam-launcher looks for a gtk rcfile default.rc in, among other places, ~/.gdam; a system default is provided.
gdam-launcher [--gdam-server host:port] [--device device] [--rcfile rcfile] [--rcpath rcpath] [--database songdb] [--define variable] [--mp3buffer mp3_file_buffer_size_in_seconds]