[Gambas-user] usb codebar reader how to handle events!?

PICCORO McKAY Lenz mckaygerhard at ...626...
Wed Dec 23 20:16:31 CET 2015


thanks charlie.. currently as i previusly posted, that's was doint! but my
reader does not return "enter" or "carrige return" , only the code that
reads!

by now i can configure with "return" at the end of the read, or with a
prefix and a sufix.. but i want to do not depend on those tricks!

Lenz McKAY Gerardo (PICCORO)
http://qgqlochekone.blogspot.com

2015-12-23 11:45 GMT-04:30 Charlie <charlie at ...2793...>:

> The barcode reader will only return the barcode information not the special
> characters that are needed to create it. Once all the barcode is sent the
> barcode reader will send a *Return key*.
> We can use Gambas to check for the *Return key* so we know the barcode has
> been completely read. If you want to see how this works open a spreadsheet
> and read a code into a cell and you will see that if the code is read into
> cell A1 the cursor ends up in cell B1 because of the *Return key*.
> There is no need to program the reader to send any extra characters.
> Here is some code you can use to see how Gambas can handle to reader.
> BarcodeReader.tar
> <http://gambas.8142.n7.nabble.com/file/n55083/BarcodeReader.tar>
>
>
>
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