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RE: FW: Test77 multiwindow mouse weirdness
- From: "Nick Crabtree" <nickc at scopic dot com>
- To: <cygwin-xfree at cygwin dot com>
- Date: Thu, 13 Feb 2003 12:50:25 -0000
- Subject: RE: FW: Test77 multiwindow mouse weirdness
- Reply-to: cygwin-xfree at cygwin dot com
By desktop do you mean monitor? If so, yes you can using the current
code - if you choose the correct one as primary.
Nick
-----Original Message-----
From: cygwin-xfree-owner@cygwin.com
[mailto:cygwin-xfree-owner@cygwin.com] On Behalf Of Piers Haken
Sent: 13 February 2003 09:53
To: cygwin-xfree@cygwin.com
Subject: RE: FW: Test77 multiwindow mouse weirdness
Resend....
> -----Original Message-----
> From: Piers Haken
> Sent: Thursday, February 13, 2003 1:46 AM
> To: 'cygwin-xfree@cygwin.com'
> Subject: RE: FW: Test77 multiwindow mouse weirdness
>
>
> Can you drag a multiwindow so half of it show on one desktop
> and the other hald on another?
>
> This probably should be a somewhat lofty goal...
>
> Piers.
>
> > -----Original Message-----
> > From: Nick Crabtree [mailto:nickc@scopic.com]
> > Sent: Thursday, February 13, 2003 12:21 AM
> > To: cygwin-xfree@cygwin.com
> > Subject: RE: FW: Test77 multiwindow mouse weirdness
> >
> >
> > Harold,
> >
> > The assumption that the screen origin is 0,0 is one of the things I
> > had to fix for the multiple monitors patch. In general SM_XSCREEN
> > and SM_YSCREEN should _always_ be used to discover the origin (or
> > more generally SM_XVIRTUALSCREEN ...). In most configurations this
> > will indeed return 0,0 but it should not be assumed that this is the
> > case.
> >
> > I had also noticed this problem with multiwindow mode on my twin
> > monitor set-up. If I set my left screen to be the primary then the
> > origin is 0,0 and multiwindow mode stretches across both monitors.
> > If the right screen is primary then the origin is -1200,0 and
> > mutiwindow mode only works on the
> right monitor.
> >
> > I was going to have a look at this in a few weeks when I should have
> > some spare time.
> >
> > Nick
> >
> > -----Original Message-----
> > From: cygwin-xfree-owner@cygwin.com
> > [mailto:cygwin-xfree-owner@cygwin.com] On Behalf Of Harold L Hunt II
> > Sent: 12 February 2003 22:14
> > To: cygwin-xfree@cygwin.com
> > Subject: Re: FW: Test77 multiwindow mouse weirdness
> >
> >
> > Piers,
> >
> > Yes, that is strange. I think the problem is that, as you said, the
> > multiwindow mode is assuming that the screen is based at 0,
> 0. That
> > isn't a problem for the non-multiwindow mode, but there was
> obviously
> > some sort of oversight in the multiwindow mode that caused
> > this problem
> > to show up. I may look into it eventually, but if you have any
> > inclination to peek at the source yourself (it is accessible
> > via cvsweb
> > and well commented) then I would appreciate it if you could try to
> > locate the problem for me.
> >
> > Harold
> >
> > Harold L Hunt II wrote:
> > > Here is a message from Piers Haken reporting a problem with
> > > mutliwindow mode. His emails get bounced because
> Exchange insists
> > > on
> > munging his
> > > email.
> > >
> > > Harold
> > >
> > > > -----Original Message-----
> > > > From: Piers Haken
> > > > Sent: Tuesday, February 11, 2003 11:22 PM
> > > > To: 'cygwin-xfree@cygwin.com'
> > > > Subject: Test77 multiwindow mouse weirdness
> > > >
> > > >
> > > > I'm seeing some weirdness with the mouse cursor in Test77's
> > > multiwindow > mode. > > Note: I have my windows
> taskbar attached
> > > to the left-hand edge of
> > the
> > > > screen instead of the bottom.
> > > >
> > > > Here's how to see what I'm seeing:
> > > > 1) install test77
> > > > 2) unlock the taskbar.
> > > > 3) dock the taskbar to the left-hand side of the
> screen > 4) run
> > > 'XWin-Test77 -multiwindow' > 5) open an xterm
> > > > 6) look at the position of the xterm window.
> > > > 7) now click on the 'Cygwin/XFree86 rl' window so the root is
> > visible.
> > > > Notice how the position of the xterm window is
> different
> > > > depending on whether or not the root window is shown.
> > When the root
> > > > window is shown the xterm jumps to the right exactly by
> the width
> > of the
> > > > taskbar.
> > > >
> > > > 8) while the root window is on top, move the mouse around.
> > > > Notice that the mouse cursor occasionally jumps to the
> > right,
> > > > again by the same amount as the width of the taskbar. >
> > > > 9) show both the root window AND the xterm, so the multiwindow
> > xterm
> > > > with the windows decorations is on top of the root window. >
> > > > Notice that the two versions of the xterm window do not
> > line up.
> > > >
> > > > I know this isn't a very common or very severe bug but
> > it does seem
> > to
> > > > indicate an underlying problem in the calculation of the
> > desktop >
> > > bounding rectangle. Perhaps you're assuming, incorrectly in
> > general,
> > > > that the desktop starts at (0,0)?
> > > >
> > > > Piers.
> > > >
> > >
> >
> >
> >
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