Hi.

The handle_mon_config gets called when the client sends the guest a new 
configuration. It will create a new DisplayMode object for each monitor using 
the Windows API to enumerate the display devices.  Here is were the position is 
set to 0 for primary monitors.  This is followed by a call to normalize 
_display_pos which sets the left-most display to 0. This call is required to 
keep the mouse coordinates in sync with the client. It is also this call which 
can cause the primary display to be non zero.
-S

----- Original Message -----
From: "Marc-André Lureau" <marcandre.lur...@gmail.com>
To: "Sandy Stutsman" <sstut...@redhat.com>
Cc: spice-de...@freedesktop.org
Sent: Monday, March 23, 2015 7:52:22 AM
Subject: Re: [Spice-devel] Fwd: [vdagent-win PATCH] Use Windows coordinates 
with primary monitor at (0, 0) when making WinAPI calls.

Hi

On Sat, Mar 21, 2015 at 12:06 AM, Sandy Stutsman <sstut...@redhat.com> wrote:
> +    LONG normal_x = primary ? primary->get_pos_x() : 0;
> +    LONG normal_y = primary ? primary->get_pos_y() : 0;
> +
...

> diff --git a/vdagent/desktop_layout.h b/vdagent/desktop_layout.h
> index c43ff03..3abbe58 100644
> --- a/vdagent/desktop_layout.h
> +++ b/vdagent/desktop_layout.h
> @@ -31,6 +31,7 @@ public:
>          , _depth (depth)
>          , _attached (attached)
>      {
> +        _primary =  (pos_x == 0 && pos_y == 0 && attached);
>      }


Since the display is_primary() when pos_x == 0 && pos_y == 0, when can
you have nomal_x,y != 0 ?

-- 
Marc-André Lureau
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