#!/usr/bin/perl

use strict;                      
use warnings;                    
use Tk;                          




{ # for package
  
package Tk::GUIask;              # Pop up a box asking for simple input:
                                 # filename, dir, etc
use List::Util qw( first );
use base qw/ Tk::Frame /;        # Frame-based composite

Construct Tk::Widget 'GUIask';   # install MyNewWidget in pTk namespace

sub ClassInit                    # called once to initialize new class
  {
    my($class, $mw) = @_;
    $class->SUPER::ClassInit($mw);
  }

sub Populate                     # called to build each widget instance
  {
    my($self, $args) = @_;
    $self->SUPER::Populate($args);
    
    #my $search = '';

    my $frame = $self->Frame(
                             -borderwidth => 5, -relief => 'ridge',
                            )->pack(-fill=> 'both', -expand=> 1);




  my $label = $frame->Label(
                             -fg => 'blue', 
                             -font => 30,
                           )->pack(-fill => 'x');





    
  my $search;
  my $entry = $frame->Entry(
                             -textvariable => \$search,
                             -validate => 'key',
                             # -validatecommand => sub
                             #                         {
                             #                           my ($want) = @_;
                             #                           length $want or return 1;
                             #                           my @list = $lbox->get(0 , "end");
                             #                           my $item = first { $list[$_] =~ /^\Q$want\E/ } 0 .. $#list;
                             #                           defined $item or return 0;
                             #                           $lbox->selectionClear( 0 , "end"  );
                             #                           $lbox->selectionSet($item);
                             #                           $lbox->see($item);
                             #                           1 # to allow
                             #                          },
                          )->pack(-fill => 'x');





        my $button = $frame -> Button(
				  -text => "Abort",
				  -bg => 'red',
				  -command => sub {
				                   #$mw -> destroy();
				                  ($frame -> destroy() ) if Tk::Exists($frame );
				                  }

		       	         ) ->pack(-fill => 'x' );
    
    
    $self->ConfigSpecs( DEFAULT => [$entry], text => [$label] );


  $self->Delegates( Construct => $entry,
                    insert => $entry,
                    get => $entry,
                    curselection => $entry
                  );


  }

1;
  
} # CLOSE package




my $header_msg = "ENTER Archive name: ";

my $mw = MainWindow->new;
#$mw->geometry( '+900+250' );
$mw->title(
            ' '  ## " " must be specified for a plain frame
	  );
my $search;
my $lb = $mw->GUIask( -text => $header_msg,
		      -textvariable => \$search,
		    )->pack(-fill => 'both', -expand => 1, -side => 'left');


 my $stuff = $lb -> get();

# print "\$search =: $stuff\n\n ";


MainLoop;