gdesklets provides the ability to open the configure-dialog via: 'gdesklets configure' . This feature is currently not mentioned in the man pages but just with 'gdesklets help':
gdesklets [option] <command> [arguments...]
<command>: open <files> (Opens the given display files)
start (Runs the gDesklets daemon)
stop (Stops the gDesklets daemon)
list (Lists open displays)
restart (Restarts the gDesklets daemon)
profile <profile> (Switches to the given profile)
profile (Shows the current and the available
profiles)
shell (Opens the graphical shell)
slay (Kills the daemon -- use in emergency)
about (Prints information about gDesklets)
version (Prints gDesklets version)
help (Displays this text)
[option]: --translucent (Enables translucency on the
freedesktop.org XServer)
> August 14, 2004 gdesklets(1)
Hmmmm... maybe the hole thing is a bit outdated ?? ;)