文档介绍：puter Mice Work
by Marshall Brain
Mice first broke onto the public stage with the introduction of
the Apple Macintosh in 1984, and since then they have helped
pletely redefine the way we puters.
Every day of puting life, you reach out for your mouse
whenever you want to move your cursor or activate something.
Your mouse senses your motion and your clicks and sends
them to puter so it can respond appropriately.
e in all shapes and
In this edition of HowStuffWorks, we'll take the cover off of this sizes. This is an older two-
important part of the human-machine interface and see exactly button mouse.
what makes it tick!
Evolution
It is amazing how simple and effective a mouse is, and it is also amazing how long it took mice to
e a part of everyday life. Given that people naturally point at things -- usually before they
speak -- it is surprising that it took so long for a good pointing device to develop. Although
originally conceived in the 1960s, it took quite some time for mice to e mainstream.
In the beginning there was no need to point puters used crude interfaces like
teletype machines or punch cards for data entry. The early text terminals did nothing more than
emulate a teletype (using the screen to replace paper), so it was many years (well into the 1960s
and early 1970s) before arrow keys were found on most terminals. Full screen ed