hello james,
sorry...i'm not quite sure what you are talking.
i've tried to put an alert box..the box didn't pop up, that means it went
into the ScanCmdScanEnable().
can you explain step by step.
thank you.
>From: James Barwick <[EMAIL PROTECTED]>
>Reply-To: "Palm Developer Forum" <[EMAIL PROTECTED]>
>To: "Palm Developer Forum" <[EMAIL PROTECTED]>
>Subject: Re: Barcode Scanning
>Date: Thu, 03 Jan 2002 14:37:33 -0500
>
>Welll...obvious first....did you initialize the scanner (yes if your
>using a laser scanner and you see the laser beam).
>
>Did you check your parens in your switch statements? Sometimes those
>buggers get me.
>
>On App Start:
> if (ScanIsPalmSymbolUnit())
> {
> error = (Err) ScanOpenDecoder(); // open the scan manager
>library
> if (!error)
> {
> bOpenDecoderOK = true; // set global variable that all is well
> ScanCmdScanEnable(); // Enable scanning
> }
> else
> FrmAlert( alrtScannerProblem );
> }
>
>Put some debug code in at the top of your switch and emulate a
>ScanEvent. Then step through your code.
>
>Best of luck!
>
>
>HU HUITING wrote:
>
>>
>>
>>hello,
>>
>>i've encountered some problems when i'm doing my Barcode Scanning
>>application using Palm OS 3.5.
>>
>>It doesn't seems to go into the event "case scanDecodeEvent:".
>>
>>Does anyone know why?
>>
>>thanks in advance.
>>
>>
>>
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>
>
>
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