[Newbies] Callback

[Mark Volkmann]

On Oct 9, 2008, at 9:07 AM, Bert Freudenberg wrote:

>
> Am 09.10.2008 um 15:54 schrieb xyz 42:
>
>> Hello!  I want to create a callback that will call my method after,
>> say, 10 minutes.  How can I do it in squeak?
>
> [(Delay forDuration: 10 minutes) wait. self myMethod] fork
>
> This forks off a background process

Is there a distinction between processes and threads in Squeak?

> , waits 10 minutes, then calls myMethod. Note that a lot of code  
> will break when called from a background process, you will have to  
> worry about synchronization. Especially you must not call UI code  
> from the background (there are of course ways to allow that).


---
Mark Volkmann




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