#!/usr/bin/perl

use strict;
use warnings;
use Tk;
use Tk::ProgressBar;

my $mw = MainWindow->new();
$mw->geometry( '+500+500' ); # for testing

$mw->Frame(-bg => 'green', -width => 700, -height => 10)->pack;

my $percent_done;
my $UserMessage;
my $PagingMessage="10 of 20";
$UserMessage="this is my user message";

my $subw = $mw->Frame(-height => 50)->pack(-expand => 1, -fill => 'both');

$subw->Label(
    -relief         => 'flat',
    -textvariable   => \$UserMessage,
)->place( -relx => 0, -rely => 0.5, -anchor => 'w');

$subw->ProgressBar(
        -width => 20,
        -length => 200,
        -from => 0,
        -to => 100,
        -blocks => 1,
        -colors => [0, '#93ff66', 50, '#ffff66' , 80, '#dc143c'],
        -variable => \$percent_done
  )->place(-relx => 1, -rely => 0.5, -anchor => 'e');


my $FramePaging = $subw->Frame(
  )->place(-relx => 0.5, -rely => 0.5, -anchor => 'center');

    my $ButtonPagingNext = $FramePaging->Button(
            -text=> " Next > ",
        )->pack(-side => 'right', -anchor=>'center', -expand => 1 , -fill =>'both');
        
        my $ButtonPagingPrevious = $FramePaging->Button(
            -text=> " < Previous ",
        )->pack(-side => 'left', -anchor=>'center', -expand => 1 , -fill =>'both');
    
        my $WidgetShowPaging = $FramePaging->Label(
        -anchor         => 'center',
        -relief         => 'flat',
        -textvariable   => \$PagingMessage,
        )->pack(-side => 'right', -anchor=>'center', -expand => 1 , -fill =>'both');
    
$mw->MainLoop();