#!/usr/bin/perl
use strict;
use Tk;

my @listbox_items = qw/frodo bilbo rabbits orcs smaug gandolf/;
my $choice = &myListBox(@listbox_items);
print "TOP: selection is $choice\n";

sub myListBox{
my $choice;
my @listbox_items = @_;
my $mw = MainWindow->new;
   $mw->geometry('400x300');
   $mw->Label(-text => "Click once to select item")->pack();
   $mw->Label(-text => "Double-click selects item and closes window")->pack();
       my $lb = $mw->Listbox(-selectmode => "single",
                            -exportselection =>1,)->pack( );
       $lb->insert('end', @listbox_items);
       $lb -> bind('<Button-1>'=> sub {
                    $choice = $_[0]->get($_[0]->curselection),
                     print "in loop selection is $choice\n";},
         );
       $lb -> bind('<Double-Button-1>'=> sub {$mw->destroy();}
       );
MainLoop;
return $choice;
}#endsub