[Rd] Tcl/Tk Binding % Substitutions

Paul Roebuck paul_roebuck at comcast.net
Tue Feb 22 16:53:36 CET 2011

How should we translate something like the following?

Tcl> bind Frame <Enter> {%W config -bg red}

such that the widget id (and other % substitutions) can be accessed
in R callback?

one <- tkframe(width=30, height=30)
            function(TBD} {
                ## Do whatever...

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