Re: About Treeview update with thread

[muppet <scott asofyet org>]

On May 8, 2009, at 10:51 PM, åçå wrote:

> hi,
> In my project, The GUI have a treeview and a 'Run' Button,Treestore  
> may have thourands of datas.
>
> When i click the 'Run' button, the logci will process the treestore  
> datas one by one(this is a long time procedure), when one data  
> process complete, i need to update the Treeview immediately.
>
> In order to avoid the GUI lag, I use a thread to do the backend  
> processing. The problem is when the thread to update the Treeview,  
> the logic will fail.


- Remember to grab and release the gdk lock around the gui accesses  
from the other thread, or

- Instead of immediately modifying the treemodel in your background  
thread, install a single-shot idle that will do it.  This effectively  
defers the work to the main thread so that only one thread touches the  
ui.




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