Rev app 'not responding' under Vista, but fine in XP

J. Landman Gay jacque at
Wed Oct 7 15:10:32 CDT 2009

Richard Gaskin wrote:
> Phil Davis wrote:
>  > Richard Gaskin wrote:
>  >> Martin Blackman wrote:
>  >>> Microsoft Vista is classifying my Rev application as 'Not
>  >>> responding' when it runs a particularly intensive handler.
> ...
>  >> Just a hunch, but I wonder if adding "wait 0 with messages" would
>  >> free up enough clock cycles to let the OS feel more comfortable.
>  >
>  > I bet the "with messages" part isn't needed - doesn't that just
>  > allow UI interaction, which may not be desirable during Martin's
>  > process? In other words, I don't think it's necessary if you just
>  > want to free the engine and/or OS to take a breath.
> I had picked up the (mis?)impression that the difference with adding 
> "with messages" is that without it the "wait" stays in Rev's internal 
> even loop, but with it it makes a call to whatever is the current OS 
> equivalent of "GetNextEvent".
> I wouldn't mind being mistaken, though; it's clumsy syntax.
> Anyone here know for sure whether the wait command by itself is 
> sufficient to free up a call to the OS?

It doesn't. "Wait with messages" does allow a time slice not only for 
the IDE but for background processes as well, but I don't know if it 
also allows garbage collection in the handler.

Jacqueline Landman Gay         |     jacque at
HyperActive Software           |

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