David D'Andrea
11/11/2003 6:05:00 PM
If you'll forgive another newbie question:
What is an abstract class?
I think of classes as abstract already, and objects as concrete. Maybe
an abstract class is one that never gets instantiated, but is always
further specified / subclassed before being used?
David
On Monday, November 10, 2003, at 08:49 PM, Hidetoshi NAGAI wrote:
> Hi,
>
> From: "Zach Dennis" <zdennis@mktec.com>
>> I am wondering if there is a
>> major difference between TkRoot and TkWindow and it might be. In all
>> of the
>> ruby examples folks use TkRoot and assign all widgets to it, but the
>> TkWindow still exists. So why use one over the other?
>
> TkWindow class is an abstract class.
> --
> Hidetoshi NAGAI
> (nagai@ai.kyutech.ac.jp)
>