On May 31, 2016, at 7:25 PM, Chuck Guzis <cclist at
sydex.com> wrote:
Some scroll-wheel mice also employ
the wheel as a third-button--just push down on it.
No, that "button" in the middle is B2, as anyone from the original days of the
3-button mouse knows.
The perversions that Microsoft foisted on the masses aside, on a real three button mouse,
the buttons are numbered 1 through 3, from index to ring finger. The bastardized
Microsoft 2-button mouse has no canonical mapping to the 3-button variant.