Windows message pump problems

[Cantankerous Old Git]

Neil Hodgson wrote:
> Cantankerous Old Git:
> 
>> Problem 1:
>> If I have another thread call DestroyWindow after a delay, it gets an 
>> error "permission denied". I really can't see why.
> 
> 
> http://msdn.microsoft.com/library/default.asp?url=/library/en-us/winui/winui/windowsuserinterface/windowing/windows/windowreference/windowfunctions/destroywindow.asp 
> 
> 
> """A thread cannot use DestroyWindow to destroy a window created by a 
> different thread."""
> 
>    Posting WM_CLOSE to the window will probably work. If not, then send 
> an application defined message to the window and handle it by calling 
> DestroyWindow.
> 
>    Neil

Sorry for the delay in answering. That put me on the right track, 
thanks. I post a custom message, and the handler calls DestroyWindow.

The Cog