[Tcl-bugs] tktable-cvs: "tile/generic button.c entry.c progress.c trace.c" modified

[Joe E. <jen...@us...>]

Update of /cvsroot/tktable/tile/generic
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv30302/generic

Modified Files:
	button.c entry.c progress.c trace.c 
Log Message:
Variable traces: Pass NULL pointer to trace callback when linked variable 
is unset.  Label, checkbutton, entry, other widgets:
handle unset linked -variables and -textvariables.