[Openmcl-devel] Three questions
ron at awun.net
Fri Feb 8 21:37:33 PST 2008
On Feb 8, 2008, at 7:52 PM, Andrew Shalit wrote:
> On Feb 8, 2008, at 5:34 PM, R. Matthew Emerson wrote:
>> On Feb 8, 2008, at 4:34 PM, Ron Garret wrote:
>>> 1. Is there a way to tell when a window has been closed?
>> I only know of the usual Cocoa/Objective-C ways:
>> * register to receive NSWindowWillCloseNotification
>> * implement windowWillClose: in the window's delegate
> This is a good example of the kind of thing that I think works
> better in MCL, which builds a clean Lisp layer on top of the native
> Mac OS libraries, rather than just providing a thin Lisp interface
> for directly programming the Mac OS libraries.
> Behaviors like the one Matthew describes should be defined by
> default. There's no reason to require each CCL programmer to
> reinvent this wheel, and there's no reason programmers should have
> to keep track of things by hand that can be tracked automatically.
> If we wanted to keep track of things by hand, we wouldn't be
> programming in Lisp.
> I hope that as we continue to work on the CCL Cocoa libraries, they
> can become a little bit thicker, and take care of these sorts of
> things themselves.
Indeed. There are hints of that sort of work going on (e.g.
easygui). How is that coming? Can you use any help?
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