You'll either want to look at Tk or Gtk (or do a search for Tk or Gtk or Gtk perl here at the Monastery). Bits of two previous discussions on this might might pertain:

• Perl Gui?
• Win32::GUI vs Tk

My experience has been with Tk extensively, and I've found nothing to fault. I've not looked at it very in depth, but http://www.perltk.com/ might have a few more pointers.

perl -pe '"I lo*`+$^X$\"$]!$/"=~m%(.*)%s;$_=$1;y^`+*^e v^#$&V"+@( NO CARRIER'

You'll either want to look at Tk or Gtk

Or wxPerl.

Simon Flack ($code or die)
$,=reverse'"ro_';s,$,\$,;s,$,lc ref sub{},e;$,
=~y'_"' ';eval"die";print $_,lc substr$@,0,3;