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From: Ken.Knight@f421.n109.z1.fidonet.org (Ken Knight)
Newsgroups: comp.sys.mac.hypercard
Subject: Re: Multi-function Button
Message-ID: <3287.27AFE1D6@blkcat.fidonet.org>
Date: 5 Feb 91 23:19:53 GMT
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rgoldstone@OAVAX.CSUCHICO.EDU (Robin Goldstone) asks:
>I have a button that is used to control a counter.  Every time you
>click
>the button, the value of the counter is incremented by one.  I would
>also
>like to have a way for the same button to decrement the counter.
>Either
>option-click or command-click or control-click.  Can my button script
>check to see if one of these keys was held down when the mouse was
>clicked?
 
Yes, you can use the various functions such as optionKey, commandKey,
and controlKey which all return either "up" or "down" within say an
if..then statement and then act accordingly. Thus:
on mouseup
  if the optionKey is down then
    decrement counter
   else
    increment counter
end mouseup
 
Internet: ken.knight@f421.n109.z1.fidonet.org    America Online:
KenKnight
            "Goodness me; could this be; Industrial Disease?"


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