From: Edwin Fine <efine145-nospam01@...>
Date: 2006-12-04T18:29:18+09:00
Subject: Re: tk.rb warning in Turtle Graphics (#104)

Hidetoshi NAGAI wrote:
> Do you use the method "draw" at the end of callback operation?
> If so, the method returns the result to the Tcl/Tk interpreter.
> Then, the result (a Ruby's object) is converted to a string.
> 
> Usually, an object of TkObject or its subclasses is converted to
> its @path value which is a string.
> And when pass the string to Tcl/Tk side, @encoding check is required.
> 
> nil or a numeric doesn't need @encoding check.

Thanks for the explanation. This was driving me nuts :)

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