Forwarding Single X Window to Multiple Displays

[Jim Gettys]

X toolkits can easily be used to drive multiple displays at the same
time (presuming your connections are allowed in the first place, which
it would be in your application).
                   - Jim


On Tue, 2009-04-28 at 12:48 -0400, Smith, Richard G wrote:
> Hello,
> 
>  
> 
> I am investigating the possibility of forwarding the display of an
> X-Window to more than one destination. I know that the DISPLAY
> environment variable can be set to forward the display/control of a
> window to another location. Is it possible to forward a single display
> to more than one destination, one being the master with control, and
> the other a slave (display-only) display? We are building a networked
> aircraft crew trainer where each station is a single machine. There
> are modes of operation where more than one crew station needs to see a
> shared common display. I was hoping to run a single instance of the
> shared application on a server and forward the display to multiple
> destinations.
> 
>  
> 
> Is this possible with the X.Org X Window system? Can the DISPLAY
> environment variable handle multiple arguments?
> 
>  
> 
> Thanks in advance,
> 
> Rick Smith
> 
> Research Software Engineer
> 
> Alion Science and Technology
> 
> BMH Operation
> 
> 
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-- 
Jim Gettys <jg at freedesktop.org>