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Re: Re: SetterBar/ButtonBar, Dynamic and the visual

  • To: mathgroup at smc.vnet.net
  • Subject: [mg104404] Re: [mg104364] Re: SetterBar/ButtonBar, Dynamic and the visual
  • From: Jason Ledbetter <jasonbrent at gmail.com>
  • Date: Fri, 30 Oct 2009 02:20:31 -0500 (EST)
  • References: <hc92ef$een$1@smc.vnet.net> <200910290756.CAA20005@smc.vnet.net>

Albert,

That was the missing piece.... although it turns out that SetterBar acts
oddly if it is just passed one choice (which my dataset sometimes does...).

Thanks again.

-jbl

On Thu, Oct 29, 2009 at 3:56 AM, Albert Retey <awnl at gmx-topmail.de> wrote:

> Jason Ledbetter wrote:
> > Folk,
> >
> > Once again I'm trying to understand some UI nuances in Mathematica...
> >
> > I'm trying to use SetterBar or ButtonBar as selectors for portions of a
> > dataset with an action attached. This basically works however when I have
> an
> > action associated with either, the selected button doesn't visually
> appear
> > selected when clicked...
> >
> > A sample of what I'm doing is below; my basic goal is to use either of
> the
> > last 2 of these four examples but have the button highlighting act like
> the
> > first two examples.
> >
> > Clear[x1, x2, y1, checkSwitch];
> >  (* appears to force no default selection w/ SetterBar *)
> > (x1 = Null;
> >  x2 = Null; y1 = Null;)
> > choices = {"one", "two", "three"};
> > checkSwitch[button_] := Switch[button, _, Print[button]]
> > Panel[{Column[{
> >     Style["SetterBars", Bold],
> >     Style["No Dynamic, button stays highlighted", Italic],
> >     SetterBar[x1, # -> # & /@ choices],
> >     Style["Dynamic WITHOUT action, button stays highlighted", Italic],
> >     Row[{SetterBar[Dynamic[y1], # -> # & /@ choices], Dynamic[y1]}],
> >     Style["Dynamic with action, button does not stay highlighted",
> Italic],
> >     SetterBar[Dynamic[x2, checkSwitch[#] &], # -> # & /@ choices],
> >     Style["ButtonBars", Bold],
> >     Style["Dynamic with action, button does not stay highlighed",
> Italic],
> >     ButtonBar[# :> checkSwitch[#] & /@ choices]
> >     }]
> >   }]
> >
> >
> > TIA,
> >
> >
> > -jbl
> >
> >
> Your second to last example should be:
>
> SetterBar[
>  Dynamic[x2, (checkSwitch[#]; x2 = #) &], # -> # & /@ choices]
>
> you have to set x2 explicitly when using the two argument form of Dynamic.
>
> hth,
>
> albert
>
>



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