Thanks, I've fixed those docs. Robby
On Wed, May 22, 2013 at 9:06 PM, Stephen Chang <stch...@ccs.neu.edu> wrote: > Ah ok I see now. I didn't look hard enough. > > I saw the "frame%" so I was clicking around here: > > http://docs.racket-lang.org/tools/drracket_unit.html?q=on-close#%28meth._%28%28%28lib._drracket%2Ftool-lib..rkt%29._drracket~3aunit~3aframe~25%29._on-close%29%29 > > On Wed, May 22, 2013 at 7:59 PM, Matthias Felleisen > <matth...@ccs.neu.edu> wrote: > > > > From the docs: > > > > " > > method > > (send a-top-level-window on-close) → void? > > > > Refine this method with augment. > > ... > > " > > > > > > > > On May 22, 2013, at 7:14 PM, Stephen Chang wrote: > > > >> I was about to reply with the same answer as Matthias, but with > >> define/override instead of define/augment, but I kept getting an > >> error. Does it say anywhere in the docs whether a method is declared > >> using pubment or public? I couldnt find it. > >> > >> On Wed, May 22, 2013 at 7:06 PM, Matthias Felleisen > >> <matth...@ccs.neu.edu> wrote: > >>> > >>> Here we go: > >>> > >>> #lang racket/gui > >>> > >>> (define my-frame% > >>> (class frame% > >>> (super-new) > >>> (define/augment (on-close) > >>> (displayln "closing now")))) > >>> > >>> (define frame > >>> (new my-frame% [label "on closing"][width 300][height 200])) > >>> > >>> (send frame show #t) > >>> > >>> > >>> > >>> On May 22, 2013, at 6:55 PM, Zelah Hutchinson wrote: > >>> > >>>> From the documentation I gather that I need to augment the on-close > method. I do not understand how to do this. Can someone show me a tiny > example of how to perform an operation when a window is closed? Thank you. > >>>> > >>>> ____________________________________________________________ > >>>> FREE 3D MARINE AQUARIUM SCREENSAVER - Watch dolphins, sharks & orcas > on your desktop! > >>>> Check it out at http://www.inbox.com/marineaquarium > >>>> > >>>> > >>>> > >>>> ____________________ > >>>> Racket Users list: > >>>> http://lists.racket-lang.org/users > >>> > >>> > >>> ____________________ > >>> Racket Users list: > >>> http://lists.racket-lang.org/users > > > > ____________________ > Racket Users list: > http://lists.racket-lang.org/users >
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