winex11.drv: Set WM_COMMAND property so that xlsclients can list Wine.

[Kusanagi Kouichi]

On 2010-03-13 15:01:47 -0600, Vincent Povirk wrote:
> You should create a WM_CLIENT_LEADER window as described here:
> http://tronche.com/gui/x/icccm/sec-5.html
> 
> That way, the windows belonging to a single client can be reliably
> linked together.
> 
> I think you can ignore the requirement that the client leader window
> have an id from the session manager. I have several programs running
> right now that don't set SM_CLIENT_ID on their client leader window.
> 

WM_CLIENT_WINDOW is for session management and Wine is not session aware.
Window grouping is provided by WM_HINTS.