#!/usr/bin/perl -w

use Tk;

$main = MainWindow->new();

$menubar = $main->Frame(-relief=>"raised",
                        -borderwidth=>2);

$filebutton = $menubar->Menubutton(-text=>"File",
                                   -underline => 0);  # F in File

$filemenu = $filebutton->Menu();

$filebutton->configure(-menu=>$filemenu);

$filemenu->command(-command => \&open_choice,
                   -label => "Open...",
                   -underline => 0); 

$filemenu->separator();

$filemenu->command(-label => "Exit",
                   -command => \&exit_choice,
                   -underline => 1); 

$helpbutton = $menubar->Menubutton(-text=>"Help",
                                   -underline => 0);  # H in Help

$helpmenu = $helpbutton->Menu();

$helpmenu->command(-command => \&about_choice,
                   -label => "About TkMenu...",
                   -underline => 0); # A in About

$helpbutton->configure(-menu=>$helpmenu);
$filebutton->pack(-side=>"left");

$helpbutton->pack(-side=>"right");
$menubar->pack(-side=>"top", -fill=>"x");

$label = $main->Label(-text => "Main Area");

$label->pack(-side=>"top", 
             -expand=>1,
             -padx=>100, 
             -pady=>100);
MainLoop();

sub exit_choice {
    print "You chose the Exit choice!\n";
    exit;
}

sub open_choice {
    print "Open file\n";
}

sub about_choice {
    print "About tkmenu.pl\n";
}