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Re: A question on Grid and nested lists

  • To: mathgroup at smc.vnet.net
  • Subject: [mg100021] Re: A question on Grid and nested lists
  • From: Albert Retey <awnl at gmx-topmail.de>
  • Date: Fri, 22 May 2009 01:42:49 -0400 (EDT)
  • References: <gv2jlf$98t$1@smc.vnet.net>

Karsten W. wrote:
> Hello,
> 
> thanks for your help on the variable dumping function in my earlier
> post. I make good progress in learning Mathematica and I really like
> it. However, here is again a problem where I am stuck.
> 
> In my dialog, I would like to lay out a table of parameters in two
> columns. Each parameter consists of two or three elements, like
> 
>   param = {{text1, Slider[...], varValue1}, {text2, Slider[...],
> varValue2}, {text3, PopupMenu[..]}, ...}
> 
> Since they are quite a lot parameters, I would like to put two
> parameters in one row. I tried
> 
>   Grid[Partition[param,2]],
> 
> which work essentially fine, but there are these curly braces
> indicating a list around each parameter. I think I cannot flatten out
> on the second nesting level, because then I would loose the centering
> of the parameters. So what can I do here? I tried
> 
>   param = Partition[param,2];
>   param = Map[Grid[#]&, param, {2}]; (* Map[Pane[#... does not help
> either *)
>   Grid[param]
> 
It really depends on how you want to format and align the contents of
each sublist.
I guess that this should do what you want, it will just arrange each
sublist as a
Row:

Grid[Partition[Row /@ param, 2]]

hth,

albert


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