[R] Is it possible to pass a Tcl/Tk component as argument to afunction

[John Fox]

Dear Hao,

You might take a look at how the Rcmdr package is implemented with many
reusable elements. There is, for example, an initializeDialog function.

I hope this helps,
 John

--------------------------------
John Fox, Professor
Department of Sociology
McMaster University
Hamilton, Ontario
Canada L8S 4M4
905-525-9140x23604
http://socserv.mcmaster.ca/jfox 
-------------------------------- 

> -----Original Message-----
> From: r-help-bounces at stat.math.ethz.ch 
> [mailto:r-help-bounces at stat.math.ethz.ch] On Behalf Of Hao Liu
> Sent: Wednesday, May 16, 2007 8:58 AM
> To: r-help at stat.math.ethz.ch
> Subject: [R] Is it possible to pass a Tcl/Tk component as 
> argument to afunction
> 
> hi! All:
> 
> I wonder if someone has done this before...
> 
> I am writing several functions that conduct statistical 
> analysis using a GUI interface by Tcl/Tk, they share many 
> identical GUI components. What I am trying to do now is to 
> simplify the code by writing a GUI repository for all the 
> components they use, thus save effort for code maintenance.
> 
> Since they all use:
> 
> mainFrame <- tkcanvas(top)
> 
> --
> 
> I wonder if I can write functions that take mainFrame as an 
> argument, and call those functions from other place with 
> initialized tkcanvas object. I did not see example like this 
> and from my *limited* experience with tcltk, I found it 
> always need something to be initialized before put to use, 
> that makes me wonder if this idea will work... if it does 
> not, any work arounds? like using Macro?
> 
> Thanks
> Hao
> 
> 	[[alternative HTML version deleted]]
> 
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