[Newbies] UI not threaded?

[Bert Freudenberg]

On 27.10.2008, at 20:05, Greg Buchholz wrote:

>    I notice that the system isn't responsive when something else is  
> running (for example, while starting up an application like  
> SqueakMap).  Can anyone point me in the direction of a document  
> describing Squeak's theory of operation when it comes to threads and/ 
> or the user interface?  Is Squeak a cooperative multi-tasking  
> system, or is the UI single threaded, or...?

Squeak provides pre-emptive multi-tasking, but the Morphic UI is  
single threaded.

E.g., UI apps could be made to do stuff in the background, but  
typically are not for simplicity reasons.

- Bert -