I want to implement a text% object. And display the line number when string 
is inserted the text/canvas area. 
  Like the DrRacket IDE in "show line number" mode.  
  I read the source code of DrRacket but do not find the answer. Could anyone 
give a hand?

You received this message because you are subscribed to the Google Groups 
"Racket Users" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to racket-users+unsubscr...@googlegroups.com.
For more options, visit https://groups.google.com/d/optout.

Reply via email to