yes you can make queen beecons with it.

dbus-send --type=method_call --dest=com.nokia.HildonDesktop.AppMgr /com/nokia/HildonDesktop/AppMgr com.nokia.HildonDesktop.AppMgr.LaunchApplication string:"<application name here>"

this is code .

http://wiki.maemo.org/Queen_BeeCon_W...FSizes_buttons
and this is the wiki page