The Wait command

Pete pete at mollysrevenge.com
Fri Jun 24 16:28:19 CDT 2011


Hi Bob,
This is definitely new territory for me but I think perhaps the "with
messages" option of the wait command does what you want.  The dictionary
indicates that "with messages" allows the user to carry on doing other
things in LC while it is waiting for suspended handler to to resume.
Pete
Molly's Revenge <http://www.mollysrevenge.com>




On Fri, Jun 24, 2011 at 1:52 PM, Bob Sneidar <bobs at twft.com> wrote:

> See this is the perfect example of why some kind of multiple processing
> thing is needed. If you say
>
> wait until <condition> then no other processing can take place. Even in the
> repeat loop it doesn't help. If the condition is triggered by some kind of
> execution the even will never happen because you are waiting. I know we
> hammered this to death in another thread, but this would be I think one of
> the main reasons why it would be beneficial.
>
> If the engine ran in a single thread by default, but you had the option of
> executing another command in another thread, you could do something like
>
> do someKindOfLongProcess in new thread
> do someOtherProcess in new thread
> wait until someCondition
>
> I am making this very simplistic, and maybe true multithreading is not the
> answer because of the inability of one process to access another processes
> memory/variables/whatever. But I wonder if LiveCode devs could make some
> kind of method for this that WOULD work?
>
> Don't want to spawn another lengthy thread on it. I am just thinking out
> loud. Out of curiosity though, I know nothing about multithreading, doesn't
> a thread that spawns another thread have access to anything the spawn does?
>
> Bob
>
>
> On Jun 24, 2011, at 1:26 PM, John Craig wrote:
>
> > Try something like;
> >
> > Put the millisecs + 5000 into tTime
> > Repeat until the millisecs > tTime or the uFlag of this card = true
> > Wait for 100 millisecs with messages
> > End repeat
> >
> > Sent from my iPhone
> >
> > On 24 Jun 2011, at 20:58, Pete <pete at mollysrevenge.com> wrote:
> >
> >> Trying to figure out how to suspend processing until either a condition
> is
> >> true OR a specific amount of time has elapsed.  Looks like the wait
> command
> >> allows one or the other but not both.  Any ideas how to do this?
> >> Pete
> >> Molly's Revenge <http://www.mollysrevenge.com>
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