Re: Self-updating relationship

From	Jeff Higgins <jeff@invalid.invalid>
Newsgroups	comp.lang.c, comp.lang.java.programmer
Subject	Re: Self-updating relationship
Date	2015-09-03 01:22 -0400
Organization	A noiseless patient Spider
Message-ID	<ms8ldr$5ko$1@dont-email.me> (permalink)
References	<relationship-20150902211808@ram.dialup.fu-berlin.de> <55E766BD.3060303@verizon.net> <spaces-20150902222406@ram.dialup.fu-berlin.de> <55E77D04.6080200@verizon.net> <ms8fbm$mbo$1@dont-email.me>

Cross-posted to 2 groups.

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On 09/02/2015 11:38 PM, Jeff Higgins wrote:

> import javafx.beans.property.IntegerProperty;
> import javafx.beans.property.SimpleIntegerProperty;
>
> public class Main
> { public static void main(String[] args)
>    {
>
>      final IntegerProperty height
>      = new SimpleIntegerProperty();
>
>      final IntegerProperty number
>      = new SimpleIntegerProperty();
>
>      final IntegerProperty spaces
>      = new SimpleIntegerProperty();
>
>      spaces.bind(height.subtract(number));
>
>      height.set(10);
>      number.set(2);
>      System.out.print(spaces.get()); // 8
>
>      spaces.unbind();
>      height.set(20);
>      System.out.print(spaces.get()); // 8
>
> } }

So, if I take spaces to be a spreadsheet cell with an Observable value
it's a pretty simple matter to bind it to any of my CellFormula(s) which
are also Observable values of a type compatible with the spaces cell.

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Thread

Re: Self-updating relationship James Kuyper <jameskuyper@verizon.net> - 2015-09-02 17:14 -0400
  Re: Self-updating relationship Eric Sosman <esosman@comcast-dot-net.invalid> - 2015-09-02 17:46 -0400
    Re: Self-updating relationship Arne Vajhøj <arne@vajhoej.dk> - 2015-09-03 21:06 -0400
    Re: Self-updating relationship Jeff Higgins <jeff@invalid.invalid> - 2015-09-04 11:49 -0400
      Re: Self-updating relationship Arne Vajhøj <arne@vajhoej.dk> - 2015-09-04 19:45 -0400
        Re: Self-updating relationship Jeff Higgins <jeff@invalid.invalid> - 2015-09-04 22:10 -0400
          Re: Self-updating relationship Arne Vajhøj <arne@vajhoej.dk> - 2015-09-04 22:31 -0400
            Re: Self-updating relationship Arne Vajhøj <arne@vajhoej.dk> - 2015-09-04 22:38 -0400
            Re: Self-updating relationship Jeff Higgins <jeff@invalid.invalid> - 2015-09-04 22:51 -0400
  Re: Self-updating relationship James Kuyper <jameskuyper@verizon.net> - 2015-09-02 18:49 -0400
    Re: Self-updating relationship James Kuyper <jameskuyper@verizon.net> - 2015-09-02 19:28 -0400
      Re: Self-updating relationship Jeff Higgins <jeff@invalid.invalid> - 2015-09-02 23:52 -0400
        Re: Self-updating relationship Jeff Higgins <jeff@invalid.invalid> - 2015-09-03 10:32 -0400
          Re: Self-updating relationship James Kuyper <jameskuyper@verizon.net> - 2015-09-03 10:53 -0400
            Re: Self-updating relationship Jeff Higgins <jeff@invalid.invalid> - 2015-09-03 11:31 -0400
              Re: Self-updating relationship Jeff Higgins <jeff@invalid.invalid> - 2015-09-03 11:35 -0400
              Re: Self-updating relationship Jeff Higgins <jeff@invalid.invalid> - 2015-09-03 11:49 -0400
              Re: Self-updating relationship James Kuyper <jameskuyper@verizon.net> - 2015-09-03 12:16 -0400
                Re: Self-updating relationship Jeff Higgins <jeff@invalid.invalid> - 2015-09-03 13:03 -0400
          Re: Self-updating relationship Jeff Higgins <jeff@invalid.invalid> - 2015-09-03 10:55 -0400
      Re: Self-updating relationship James Kuyper <jameskuyper@verizon.net> - 2015-09-03 00:06 -0400
    Re: Self-updating relationship Jeff Higgins <jeff@invalid.invalid> - 2015-09-02 23:38 -0400
      Re: Self-updating relationship Jeff Higgins <jeff@invalid.invalid> - 2015-09-03 01:22 -0400

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