hey, I was thinking of something along the lines of that, but the scanner
only returns one string of number, and i was thinking of writing a javscript
that does an onchange, then waits 2 seconds, then submits the form. will
that work?
Pooh Bear
Web App Developer
Picture Below (chicks dig my head!)
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>From: Tony Schreiber <[EMAIL PROTECTED]>
>Reply-To: [EMAIL PROTECTED]
>To: CF-Talk <[EMAIL PROTECTED]>
>Subject: Re: Bar Code Scan
>Date: Wed, 22 Aug 2001 11:30:39 -0400 (EDT)
>
>I've been doing nothing but barcode apps for the last few weeks (warehouse
>management and shipping system, all in CF) and here's an extremely helpful
>tip:
>
>Keyboard wedge scanners have the ability to be programmed and most will
>come by default with a setting of adding a CR to each barcode scan. In IE,
>pressing return will submit a form, so this works great.
>
>But what happens when you want to scan more than one barcode? Javascript
>to the rescue:
>
><SCRIPT LANGUAGE="JavaScript">
><!--
>function checkForm(form) {
>valid = false;
> if (form.orderno.value.length > 0 &&
> form.tracking.value.length > 0)
> { valid = true; }
> else { form.tracking.focus(); }
> return valid;
>}
>//-->
></SCRIPT>
>
>This is from a page that waits for a order scan and a delivery
>confirmation label scan.
>
>This is in the form tag:
>
> onSubmit="return checkForm(this);"
>
>So, the javscript prevents the form from submitting until both fields are
>filled AND moves the focus from the first field to the second after the
>frist scan! Tada!
>
>Hope that helps. That's been my little up my sleeve trick lately.
>
> > What you want is called a wedge scanner, This type of scanner plugs in
>to
> > your keyboard cables INBETWEEN your keyboard and your computer. The
>scanner
> > then reads the barcode and decodes it and fills in the data on screen.
>The
> > scanner WILL NOT go through and fill in all the data automatically in
>all
> > your prompts on your screen. You have to trigger/scan each barcode
>prompt by
> > prompt.
> >
> > What you are asking is very doable. We do it all the time for our
> > Manufacturing clients when we set up barcoding processes for them to
>collect
> > labor, part transactions etc.
> >
> > I have even played around with them (a little) in a intranet
>apllication,
> > just to insure they would work okay
> >
> > Enjoy
> >
> > Bob Lehman
> > New Horizon Mgmt and Consulting
> > 440-542-0992
> > [EMAIL PROTECTED]
> > www.nhmac.com
> > www.nhmac-user.com
> > ----- Original Message -----
> > From: "Rick Osborne [Mojo]" <[EMAIL PROTECTED]>
> > To: "CF-Talk" <[EMAIL PROTECTED]>
> > Sent: Tuesday, August 21, 2001 6:09 PM
> > Subject: RE: Bar Code Scan
> >
> >
> > > Back when CueCats were all the rage, I wrote a CF app that would take
>the
> > > input from it, decode it, and do neat things with the UPC. Being the
>geek
> > > that I am, I didn't have much use for it beyond cataloguing my (comic)
> > > books. But, it all really depends on your scanning hardware. The
>CueCat
> > is
> > > a keyboard shunt, so it inputs character data and is therefore pretty
>easy
> > > to work with in a web context. If your scanner hardware is anything
>more
> > > complex than that, you're going to end up having to write browser
> > > plugins/ActiveX controls to get the data in, etc. As far as cost,
>CueCats
> > > are free. Visit your local RadioShack or do a web search.
> > >
> > > -R
> > >
> > > http://www.rickosborne.org/CueCat/
> > >
> > > -----Original Message-----
> > > From: Fuon See Tu [mailto:]
> > > Sent: Tuesday, August 21, 2001 16:31
> > > To: CF-Talk
> > > Subject: Bar Code Scan
> > >
> > >
> > > hey guys, I am working on a bar code scanning ticketing solution for a
> > > certain festival. People can print their tickets online (it generates
>a
> > gif
> > > image of a bar code). What I wanted to know was how would the bar
>code
> > > scanner work with the database? Is there some intermediatory software
> > > involved? Is there some scripting involved? also how much does a
>simple
> > > bar code scanner/software cost anyways?
> > >
> > > Ideally, i'd like the scanner person to be sitting in front of the
>puter
> > > connected to the admin website, and when he scans the ticket, the info
> > gets
> > > pasted into a form on the site and runs the neccessary query. is that
> > > possible? HEHEHE..
> > >
> >
>
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