On Aug 14, 2013, at 13:11:31, Quincey Morris 
<quinceymor...@rivergatesoftware.com> wrote:

> Actually, it's going to be the Window Server that removes the window from the 
> screen. However, it may be that ordering-out an app window triggers a run 
> loop source or event, which in turn notifies the Window Server. If so, the 
> 'sleep' approach isn't going to work.

I only used sleep in that example to illustrate that orderOut was not hiding 
the window, and that there were not "deeper issues" in our code base.

> My guess, in Steve's scenario, is that a later part of the document-opening 
> sequence is blocking the main thread for a while, but the interaction with 
> the Window Server isn't fully finished yet, so that it gets "snagged" by the 
> later blockage, even though the app has gone way beyond its own 
> Open-dialog-handling code.

The document loading code loads a complex document structure, which naturally 
blocks the main thread.

--
Steve Mills
office: 952-818-3871
home: 952-401-6255
cell: 612-803-6157



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