RE: cygwin windows are white in 2nd monitor

[Igor Peshansky <pechtcha at cs dot nyu dot edu>]

On Thu, 13 Jul 2006, Jeff.Blosser wrote:

> > From: Igor Peshansky <pechtcha at cs dot nyu dot edu>
> > To: cygwin-xfree at cygwin dot com
> > Date: Wed, 12 Jul 2006 19:52:19 -0400 (EDT)
> > Subject: Re: cygwin windows are white in 2nd monitor
> > References:
> > <D6D641E6B5A2784E9253AC09C75B3F020224DED0@msgswbiadsm04.wellsfargo.com>
> > Reply-to: cygwin-xfree at cygwin dot com
> > Reply-to: cygwin-xfree at cygwin dot com
> >
> > ------------------------------------------------------------------------
> >
> > On Wed, 12 Jul 2006, Jeff.Blosser wrote:
> >
> > > I upgraded to XP SP2, yes I was behind. After patching, all windows
> > > that are controlled by cygwin, local xterm, remote display's sent to
> > > this computer, are all white. The windows work fine in the primary
> > > screen (screen 1). I start cygwin with
> > > c:\cygwin\usr\X11R6\bin\startxwin.bat.  I have not modified this
> > > script from the default install so XWin starts with "XWin
> > > -multiwindow -clipboard -silent-dup-error".
> > >
> > > After patching XP, I thought that I might need to reinstall cygwin,
> > > so I reinstalled all components of cygwin I was using with
> > > setup.exe. I am not sure what version of Cygwin, but hopefully it is
> > > up to date since I used setup.exe to install. When I run uname -a I
> > > get CYGWIN_NT-5.1 1.5.20_0.156/4/2. Thanks.
> >
> > Try giving the -multiplemonitors option to XWin.
> > 	Igor
> > P.S. You shouldn't need to reinstall Cygwin after patching XP.
>
> I tried with -multiplemonitors and still have the same results. Here
> is the Xwin start command:
> %RUN% XWin -multiplemonitors -multiwindow -clipboard -silent-dup-error
> I have also attached Xwin.log.

And it clearly shows your problem:

> winScreenInit - Monitors do not all have same pixel format / display depth.
> Using primary display only.

Fix the above, and it should work.

> The other thing I have noticed is that /tmp is mounted from A diferent
> place. Before upgrading XP /tmp was just a directory under c:\cygwin now
> it mounts the dirctory below. I have no idea if this is related. Thanks.
>
> Filesystem          1K-blocks      Used Available Use% Mounted on
> C:\DOCUME~1\Jeff\LOCALS~1\Temp
>                      35509288  29961668   5547620  85% /tmp

That's normal.  Most Cygwin directories can be mounted from anywhere
without much problem (the exceptions are system directories like /usr/bin,
/usr/lib, /etc, and so on).
	Igor
-- 
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