Luca Olivetti luca at wetron.es
Thu Jul 31 10:14:22 CEST 2008

En/na Luca Olivetti ha escrit:
> Hello,
> I see that in win32callback.inc, WM_QUERYENDSESSION filters by LParam=0.
> This allows me to block system shutdown or reboot (by setting 
> cancel:=true in  an ApplicationProperties OnQueryEndSession event) but 
> *not* intercept session closing (since LParam is <>0 in that case, see 
> http://msdn.microsoft.com/en-us/library/aa376890.aspx).
> Maybe the lcl should pass on the message even if LParam is <>0 (but it 
> should give a wey to differentiate cases).
> BTW, the same happens for WM_ENDSESSION, so the app isn't notified that 
> the session is being closed.

As a temporary solution, I just commented out the "and (LParam=0)" in 
win32callback.inc, both for WM_QUERYENDSESSION and for WM_ENDSESSION.

Luca Olivetti
Wetron Automatización S.A. http://www.wetron.es/
Tel. +34 93 5883004      Fax +34 93 5883007

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