Article View: borland.public.cppbuilder.nativeapi
Article #16743Re: WM_NCPAINT - no region to be had
From: Remy Lebeau (TeamB)
Date: Sat, 26 Apr 2003 22:00
Date: Sat, 26 Apr 2003 22:00
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"JD" <nospam@nospam.com> wrote in message
news:3eaafbd2$1@newsgroups.borland.com...
> DWORD dwCount = GetRegionData( hrgn, 0, NULL );
>
> dwCount is always zero
According to the Win32 API documentation:
"If the function fails, the return value is zero."
Have you tried using GetLastError() to see if it returns why it failed?
Gambit
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 10cc67,bd52d89ee166c26a X-Google-Attributes: gid10cc67,public X-Google-ArrivalTime: 2003-04-26 15:03:53 PST From: "Remy Lebeau \(TeamB\)" <gambit47@yahoo.com> Newsgroups: borland.public.cppbuilder.nativeapi References: <3ea8c4fd$1@newsgroups.borland.com> <3ea93062@newsgroups.borland.com> <3eaa9f2d$2@newsgroups.borland.com> <3eaadb70@newsgroups.borland.com> <3eaafbd2$1@newsgroups.borland.com> Subject: Re: WM_NCPAINT - no region to be had Date: Sat, 26 Apr 2003 15:00:11 -0700 Lines: 18 X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 6.00.2800.1158 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1165 NNTP-Posting-Host: 207.175.226.26 Message-ID: <3eab0124@newsgroups.borland.com> X-Trace: newsgroups.borland.com 1051394340 207.175.226.26 (26 Apr 2003 14:59:00 -0700) Path: arc1-ca.pugleaf.net!archiver1.google.com!news1.google.com!sn-xit-02!sn-xit-06!sn-xit-09!supernews.com!news.maxwell.syr.edu!small1.nntp.aus1.giganews.com!border1.nntp.aus1.giganews.com!nntp.giganews.com!newsfeeds.ihug.co.nz!ihug.co.nz!newsgroups.borland.com!not-for-mail