From: Jason Tahaney <jtlist@...>
Date: 2006-07-21T03:19:19+09:00
Subject: Re: Best way to kill a thread started from a TkButton push

John Johnson wrote:
> Jason Tahaney wrote:
>> it's argument and simply using thread.kill, and
>> setting my button states back to normal ; This for the
>> most part works except when I call it from code as
>> opposed to from a user event.  The button states do
>> not go back to normal for some reason when I call
>> stop_thread from code.
>> 
>> BTW it's the tk8.3 lib on win32.
> 
> I can't help with your problem exactly, but this sounds like it is to do
> with the Binding of the variable(s).
> See the Pickaxe book: http://www.rubycentral.com/book/ext_tk.html
> 
> An excerpt:
> "One small caution when using the code block form: the scope of
> variables is not what you think it is. The block is actually evaluated
> in the context of the widget's object, not the caller's. ..."
> 
> Regards,
>   JJ

Thanks, you got me thinking about the scope and it ended up being just 
that, the scope awareness caution excerpt you provided from the pickaxe 
book.

Regards,

Jason


-- 
Posted via http://www.ruby-forum.com/.