Re: GetDeviceCaps not working with all printers.

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#13793

From: Bob Gonder
Date: Sat, 13 Sep 2003 16:58

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Bob Reeves wrote:

>Anyone else having a problem with GetDeviceCaps() under Windows 2000 and
>Builder 4.0 with some printer drivers? I have several printers loaded on a
>Win 2000 computer and two of them throw an exception when I call
>GetDeviceCaps() with PrinterIndex set to these printers. Builder throws up a
>CPU box and stops.

Most likely cause would be an invalid HDC parameter.
It looks like you are using VCL.
Check to make sure you are passing a valid hDC.

> I have never been able to understand what good the
>information in the CPU box is in the first place but that is not important

There are thousands of reasons for execptions. The "CPU box" gives you
a shot at determining exactly what/where the problem is.

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From: Bob Gonder <notbg@notmindspring.invalid>
Newsgroups: borland.public.cppbuilder.nativeapi
Subject: Re: GetDeviceCaps not working with all printers.
Date: Sat, 13 Sep 2003 09:58:14 -0700
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