#!/usr/local/bin/perl -w
#
# Sample program to get Tom Christiansen going with Perl/Tk.

require 5.002;
use Tk;
use strict;
sub DoIt;

# Set up listbox 
my(@messages) = ('First Message','Second Message','Third Message');

# Dummy function to be called
sub DoIt
{
 print "DoIt(",join(',',@_),")\n";
}


# Initialze Tk 
my $MW = MainWindow->new();

# Create a frame with a label and an entry to input user 

my $user = (@ARGV) ? $ARGV[0] : $ENV{USER};
my $frame   = $MW->Frame();
my$label   = $frame->Label(-text => 'User : ');
my $entry   = $frame->Entry(-textvariable => \$user);
$label->pack(-side => 'left');
$entry->pack(-side => 'right');
$frame->pack;

# Create the list box

my $listbox = $MW->Listbox();

# Fill in the list 
$listbox->insert('end',@messages); 
$listbox->pack; 

# Create 'execute' button 
my $execute = $MW->Button(-text => 'Execute', 
                        -command => sub 
                          {
                           DoIt($user,$listbox->get('active'));
                           $MW->destroy;
                          });
$execute->pack;

# Set 1st entry as default
$listbox->activate(0);

# Interact...
MainLoop();