[PD-dev] getting canvas pointer from filename

IOhannes m zmoelnig zmoelnig at iem.at
Sat Nov 10 09:49:07 CET 2007


Hans-Christoph Steiner wrote:
> Hey,
> 
> I want to make a general purpose way of getting the window and canvas  
> pointers within Pd.  I was thinking that making [canvas_name] accept  
> the filename as a symbol, and then it would output the .x%lx.c.
> 
> So my question is, how do I get the canvas pointer from the filename?
> 

you don't.
the canvas is per instance (more or less), whereas the filename is per 
class.

you cannot generate info from the general class for instance-specific data.
e.g. i cannot derive "hans-christoph" if i only know "steiner" (at least 
in austria, "steiner" is a common name).


fgma.r
IOhannes




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