use strict;
use warnings;
use Tk;

my $mw = MainWindow->new;
$mw->geometry("300x500");
$mw->title("Unforecasted Jobs");

my $check1 = 'NOT CHECKED';
my $check2 = 'NOT CHECKED';
my $check3 = 'NOT CHECKED';
my $check4 = 'NOT CHECKED';

my $check_frame = $mw->Frame()->pack(-side => "top");
$check_frame->Label(-text=>"Jobs That Do Not Forecast")->pack(-side => "top")->pack();
my $job = "18L";
my $chk1 = $check_frame->Checkbutton(-text => '18-Letters',
                                     -variable => \$check1,
                                     -onvalue => 'ADDED',
                                     -offvalue => 'NOT CHECKED')->pack(),
                                     -command => print OUTFILE "$job\n";

my $job2 = "07O";
my $chk2 = $check_frame->Checkbutton(-text => '07-Orders',
                                     -variable => \$check2,
                                     -onvalue => 'ADDED',
                                     -offvalue => 'NOT CHECKED')->pack(),
                                     -command => print OUTFILE "$job2\n";

my $job3 = "36L";
my $chk3 = $check_frame->Checkbutton(-text => '36-Letters',
                                     -variable => \$check3,
                                     -onvalue => 'ADDED',
                                     -offvalue => 'NOT CHECKED')->pack();
                                     -command => print OUTFILE "$job3\n";
                                     
my $job4 = "38L";
my $chk4 = $check_frame->Checkbutton(-text => '38-Letters',
                                     -variable => \$check4,
                                     -onvalue => 'ADDED',
                                     -offvalue => 'NOT CHECKED')->pack(),
                                     -command => print OUTFILE "$job4\n";

my $button_frame = $mw->Frame()->pack(-side => "bottom");
my $ok_button = $button_frame->Button(-text => 'OK',
                                       -command => \&check_sub)->pack(-side => "left");
my $exit_button = $button_frame->Button(-text => 'Exit',
                                        -command => sub{exit})->pack(-side => "right");

sub check_sub {
  my $check_msg = "Check #1: $check1\nCheck #2: $check2\nCheck #3: $check3\nCheck #4: $check4\n;
  
  $mw->messageBox(-message => "Check Button Summary:\n$check_msg", -type => "ok");
}

MainLoop;

my $var =`crossref.pl`; #This is not executing.