[plt-scheme] Multi-column list box control?

From: Matthias Felleisen (matthias at ccs.neu.edu)
Date: Tue Aug 26 15:19:20 EDT 2008

Why don't you point someone to the LispWorks code, which I believe is  
freeware now, and see whether someone on the list wishes to  
contribute a port to Planet? -- Matthias

On Aug 26, 2008, at 3:00 PM, Michael Forster wrote:

> On 26-Aug-08, at 1:18 PM, Woodhouse Gregory wrote:
>> On Aug 26, 2008, at 5:50 AM, Michael Forster wrote:
>>> Hi,
>>> Back in 2003, Rian Douglas asked whether any work had been done
>>> on a multi-column list box for the GUI library:
>>> http://www.cs.brown.edu/pipermail/plt-scheme/2003-July/003251.html
>>> I'm in need of one for a database application, and, no, arranging  
>>> multiple
>>> list boxes side-by-side won't suffice.
>>> Of course, I'm quite willing to hack one myself.  However, being  
>>> a hack for
>>> myself, it likely wouldn't be fit for public consumption, and I  
>>> wouldn't want to
>>> have to maintain it under the mred collection directory in the  
>>> face of PLT
>>> updates on my various computers.  Given that, has anyone any  
>>> advice on
>>> how to pull the various private mred bits (kernel.ss, etc.) into  
>>> a separate
>>> library directory structure.  Or, would this be as much trouble  
>>> maintenance-
>>> wise?
>>> Thanks,
>>> Mike
>> We ran into something like this. Some developers wrote their own  
>> multi-column list box (in Delphi, not Scheme). It turned out to  
>> cause all kind of problems with screen readers   and so had to be  
>> replaced. But my point is simply that there is demand for such a  
>> thing, particularly in data intensive applications.
> Yeah, LispWorks had a nice one.  Hmmm... continuations, multi- 
> column list panel, continuations, multi...
> -Mike
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