Re: How to update the interface?

[Paul Davis <pjdavis engineering uiowa edu>]

Paul Davis wrote:

> MERT TUGCU wrote:
>
> > Hi everyone,
> >
> >
> >
> > In my interface, I have button that is used to process an image. 
> > Since the process takes some time, the button is either left pressed, 
> > does not pop back during process or nothing happens. Is there any way 
> > to finish updating the interface first then finishing the call to a 
> > function? Also I have a textview widget I use in my application to 
> > show the user what steps are taken during the process. During the 
> > process, it doesn’t update (or print the text buffer) the textview 
> > widget also. Lastly, I would like to use the textview widget pretty 
> > much like a terminal. For example, how can I do like: textview_object 
> > << “string” << an integer << an stl vector << endl; so that I can 
> > print my stl vector variables or integers etc.
> >
> > Thank you for your response in advance,
> >
> >
> > _______________________________________________
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> > gtkmm-list gnome org
> > http://mail.gnome.org/mailman/listinfo/gtkmm-list
>
>
> There are conflicting opinions on how exactly to update the UI and 
> process some method at the same time. I say use threads. Others said 
> process the method and periodically clear the event queue for the UI. 
> I say use threads.
>
> As for the textview, take a look at the docs. Its something like 
> textview->get_buffer()->set_text( string text ) ;
>
> Cheers,
> Paul
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I forgot to mention, the thread that you should look at is titled 
"Update progress bar without returning to main loop?"

Cheers,
Paul