 PDAs, Cellphones, Wireless    Thread beginning with comment
569004 To view parent comment, click here. RE[5]: Comment by
tupp by galvanash on Wed 7th Aug 2013 04:48 UTC in reply to
"RE[4]: Comment by tupp" Member since:  One Apple invention from
the original Mac all the readers of this comment use all the
time: regions in your GUI. The Xerox PARC Smalltalk system
didn't have self-repairing windows - you had to click in them to
get them to repaint, and programs couldn't draw into partially
obscured windows. Bill Atkinson did not know this, so he
invented regions as the basis of QuickDraw and the Window
Manager so that he could quickly draw in covered windows and
repaint portions of windows brought to the front. Think about
that when you move or size the window you are reading this in on
your PC.  If anyone should be credited for inventing "regions"
it should be Euclid. He beat Apple to it by about..., oh, I
don't know, 2000 years or so.  The patent corresponding to your
description is 4,622,505. What you are