Name: lb39792 Date: 11/10/99
Wheel mice, with a scroll wheel as a middle mouse button, are
increasingly popular. Anecdotal evidence from JavaOne indicates that
developers would like Java to provide support for such devices ASAP.
A new type of mouse event/listener could be introduced to track mouse
wheel movement. Mouse wheels are supported on Win 2k and on older
Windows versions via the add-on Intellimouse software. X has various
ways of supporting wheel mice as well: