Article View: comp.windows.interviews
Article #755Re: Button callbacks
From: Mark Linton
Date: Fri, 16 Oct 1992 17:11
Date: Fri, 16 Oct 1992 17:11
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In article <GRUNWALD.92Oct5144638@bullwinkle.cs.colorado.edu>, grunwald@bullwinkle.cs.colorado.edu (Dirk Grunwald) writes: |> Currently, there's macros to make a field selection callback class & |> file selection callback class, ... |> However, I've found it easier to just specify the class w/o the generics... |> |> The only problem is, I'd like to be able to use MI to do the same |> thing. E.g., lets say I have a Glyph with represents some dialog |> w/many call backs. I could inheriet from each of them & then pass one |> pointer for all of the call backs. |> |> But, if they all use the same ``callback procedure names'' (i.e. like |> execute, above) then this won't work. Even though the callbacks have the same name, they have different signatures. So I don't understand why multiple inheritance would not work with the current definitions.
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Path: arc1-ca.pugleaf.net!sparky!uunet!kithrup!hoptoad!pacbell.com!sgiblab!sgigate!odin!fido!marktwain.rad.sgi.com!linton From: linton@marktwain.rad.sgi.com (Mark Linton) Newsgroups: comp.windows.interviews Subject: Re: Button callbacks Date: 16 Oct 1992 17:11:37 GMT Organization: sgi Lines: 18 Distribution: world Message-ID: <1bmt49INN61i@fido.asd.sgi.com> References: <GRUNWALD.92Oct5144638@bullwinkle.cs.colorado.edu> Reply-To: linton@marktwain.rad.sgi.com (Mark Linton) NNTP-Posting-Host: marktwain.rad.sgi.com