Re: Determinators

[Frank Mc Alinden]

Hi John

> The order of the parameters does not matter here.
> When an incoming xPL message comes in, xPLHal will check it against
each
of your determinators, and will go through each of your conditions in
order,
e.g.
>
Okay ...then it doesnt matter where each parameter is located.....

> Yes: Select the determinator in the list in xPLHal Manager, then press
the
Del button on your keyboard.
> Just noticed that Delete is missing from the right-click menu - again,
I'll look into this.
> (I tend to use keyboard shortcuts most of the time so hadn't noticed)

Yes i think it would be useful if it was accessable via the right click
menu
...maybe include it in the next major upgrade.....

Thanks
Frank



----- Original Message -----
From: "John B" <<a
href="/group/ukha_xpl/post?postID=6MLvjVGmzhXwHPnc3sscgR7ASmDbBvrJNNSJqiXHk8LrQESRq2SmPC0iHe63dNbesoC45y_2TS33Fw1RZSgPw8nsLnb9Ng">home-automation@j...</a>>
To: <<a
href="/group/ukha_xpl/post?postID=Zak7ThNhMClaJFbEulvOlgNe1l8NYdtf18A7k91CvXAt0k-wHOP7yIcegA0gxYI4qHJ7-cxDFohShpCfHux3SNgD">ukha_xpl@xxxxxxx</a>>
Sent: Sunday, March 14, 2004 6:48 PM
Subject: Re: [ukha_xpl] Determinators


> Hi Frank,
>
> > Now playing with determinators and have a couple of
questions....
> > In the (CONDITIONS) message parameters its possible to add or
remove a
> > parameter but not EDIT a parameter....Im assuming that the
parameters
must
> > be in the correct order (im sure thats a requirement otherwise my
pic-osd is
> > in trouble)..which means that the parameters would all have to be
typed
in
> > again unless its the last parameter that you are editing ?????
>
> The order of the parameters does not matter here.
> When an incoming xPL message comes in, xPLHal will check it against
each
of your determinators, and will go through each of your conditions in
order,
e.g.
>
> Suppose we're looking for an X10 message to say that someone had
pressed
A1 On on a mini timer.
> We would have two parameters in the condition:
>
> command=on
> device=a1
>
> The determinator engine will check the incoming message for
"command=on",
and also "device=a1".
> If it finds both parameters in the incoming message, the condition
evaluates to true.
>
> Equally, if it first looked for device=a1 and command=on, the end
result
is the same, so in this instance it makes no difference what order the
comparisons are done.
>
> > Maybe copy the "actions" setup..... as you can move
parameters up and
> > down...????
>
> For actions, you are constructing an xPL message to be sent out, and
as
you rightly say, the order is important - which is why we have the Up and
Down buttons to allow you to change the order.
>
> The determinator engine doesn't preserve the order of conditions, it
optimises them for it's own internal use.
> But I do think an Edit button would be a good idea - we'll see about
adding one.
>
> > Is it possible to delete a Determinator...???
>
> Yes: Select the determinator in the list in xPLHal Manager, then press
the
Del button on your keyboard.
> Just noticed that Delete is missing from the right-click menu - again,
I'll look into this.
> (I tend to use keyboard shortcuts most of the time so hadn't noticed)
>
> Regards,
>
> John
>
>
>
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