#!/usr/bin/perl

use strict;
use warnings;
use Tk;

my %EntryInput;
my @Entry;


my $mw = new MainWindow -title => 'Simple';

foreach (1..3) {
	$mw->Label(-text => $_)->pack(-side => 'left');
	$Entry[$_] = $mw->Entry(-textvariable => \$EntryInput{$_})->pack(-side => 'left');
	PupupEnterField($mw, $Entry[$_]);
}


MainLoop;

sub PupupEnterField{
  my ($mw, $obj) = @_;
  my $menu = $mw->Menu(-tearoff=>0, -menuitems=>[
    [command=>"Read value", -command=>[sub {my $EntryValue=$obj->get; ReadEntryValue($EntryValue)}, $obj,]],
  ]);
  $obj->menu($menu);
  $obj->bind('<3>', ['PostPopupMenu', Ev('X'), Ev('Y'), ]);
  return $obj;
}

sub ReadEntryValue{
	my $EntryValue=shift;
	print $EntryValue;
	#print the index of the Entry widget: 1, 2 or 3...
}