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date: Sun, 18 May 2008 16:18:00 -0700,    group: microsoft.public.win32.programmer.gdi        back       


Selective Window & Root DC Blting   
My program Bitblt's the root DC, capturing the desktop into a compatible 
memory dc. Is there a way to perform a similar capture, minus a selected 
active window or windows? I cannot hide the selected windows before hand, 
because frequent desktop updates are taken. I've been rather stumped on this 
one for awhile, and have looked at capturing the underneath areas for later 
re-blting, or using update callback hooks, etc, but none were good solutions. 
Thanks!
date: Sun, 18 May 2008 16:18:00 -0700   author:   BEA

RE: Selective Window & Root DC Blting   
I need to capture everything *but* a window (or specified window) -- as if it 
were transparent.

"BEA" wrote:

> My program Bitblt's the root DC, capturing the desktop into a compatible 
> memory dc. Is there a way to perform a similar capture, minus a selected 
> active window or windows? I cannot hide the selected windows before hand, 
> because frequent desktop updates are taken. I've been rather stumped on this 
> one for awhile, and have looked at capturing the underneath areas for later 
> re-blting, or using update callback hooks, etc, but none were good solutions. 
> Thanks!
date: Sun, 18 May 2008 21:01:01 -0700   author:   BEA

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