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Re: dynamicmodule with f[x_] possible?

  • To: mathgroup at smc.vnet.net
  • Subject: [mg104495] Re: dynamicmodule with f[x_] possible?
  • From: Peter <insomnia.berlin at gmail.com>
  • Date: Sun, 1 Nov 2009 17:56:37 -0500 (EST)
  • References: <hcjis9$jl9$1@smc.vnet.net>

On 1 Nov., 10:03, matthew kooshad <matthewkoos... at gmail.com> wrote:
> hello, i would like to make f[x_] dynamic and based on input.
> i've tried changing "a = 0" for example to f[_x] = 0 and replacing al=
l
> other "a" with f[x], but no luck there. will someone please guide me
> on this? thank you :)
>
> DynamicModule[{a = 0, b = 0},
>  Deploy[Style[
>    Panel[Grid[
>      Transpose[{{Style["a", Red], Style["b", Red],
>         "sum", "diff", "product"}, {InputField[Dynamic[a]],
>         InputField[Dynamic[b]],
>         InputField[Dynamic[a + b], Enabled -> False],
>         InputField[Dynamic[a - b], Enabled -> False],
>         InputField[Dynamic[ab], Enabled -> False]}}],
>      Alignment -> Right], ImageMargins -> 10],
>    DefaultOptions -> {InputField -> {ContinuousAction -> True,
>        FieldSize -> {{5, 30}, {1, Infinity}}}}]]]

It seems to work, if "ab" is replaced by "a b" or "a*b".


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