Re: Perl/Tk and exit(0)

[tybalt89]

#!/usr/bin/perl

use strict; # https://perlmonks.org/?node_id=11114965
use warnings;
use Tk;

my $mw = MainWindow -> new;
$mw->geometry( '+600+400' );
my $timedDialogTitle = '';
my $timedDialogText = '';
my $svBtn = undef; #Option window SAVE button.

&setupGUI;
#$mw->deiconify();
#$mw->raise();
MainLoop;
#exit(0);

################################################
################################################

sub setupGUI{
    $timedDialogTitle = "STARTING BACKUP";
    $timedDialogText = "Backing up files...";

    $svBtn = $mw->Button( -text => "SAVE",
      -command => sub {&checkDays;
#     exit(0);
      });

    $svBtn->grid(-row => 9, -column => 2, -sticky => 'e');

    $mw->bind('<KeyPress-Return>' => sub {checkDays();
#     exit(0);
      });

#    $mw-> withdraw();

}
#####################################

sub checkDays 
  {
  timedDialog("Exiting",
    "O.K., no backup will be made, then....Exiting",
    2_000);

  }

#####################################

sub timedDialog
  {
  print ("in timedDialog\n");
# my $subwindow = MainWindow->new;
  my $subwindow = $mw->Toplevel;
  $subwindow->geometry("490x150+400+400");
  $subwindow->title($_[0]);
  my $label = $subwindow->Label(-text => $_[1]);
  $label->pack;
  $subwindow->after($_[2], sub {$subwindow->destroy;});
  print ("after timedDialog\n");
  }

#####################################