Re: calculate in forms

[Hans Hagen <pragma@wxs.nl>]

At 03:48 PM 12/20/99 +0100, Haseloff, Lutz wrote:

>I want to prepare a form with calculating fields.
>My file looks like this:
>.....
>\startJScode{Format}
>AFNumber_Format(2, 3, 0, 0, "", true);
>\stopJScode
>\startJScode{Keystroke}
>AFNumber_Keystroke(2, 3, 0, 0, "", true);
>\stopJScode
>\startJScode{Calculate}
>AFSimple_Calculate("SUM", new Array ("Summand1", "Summand2"));
>\stopJScode
>.......%%% I use the Scripts from AForm.js because my JS programming is poor
>\setupfield
>  [ErgSetup]
> 
>[frame=on,width=8cm,height=4ex,format=JS(Format),afterkey=JS(Keystroke),calc
>ulate=JS(Calculate)]
>........
>\hbox to 11cm{Summand 2:\hfill  \field[Summand2]}
>
>\hbox to 11cm{Ergebnis :\hfill  \field[Ergebnis]}
>...........
>
>All scripts are at the right places in the pdf-file (tested with Acrobat)
>and the format and afterkey
>scripts work very fine.
>Only the calculation does not work.
>
>Is it possible that the missing  "/CO [...]" near /Fields is the Reason?
>In the PDF Specification the "Calculate Order" is required.

Hm. I'll have to look into that. At our site there is a demo using
calculations: travel. You could take a look at that too check.  

Hans

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