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#   Scalar::Util::weaken ($foo[0]);
#   List::Util::first {
#     ### $_
#     (defined $_ && $_==123)
#   } @{$back->{'others'}};
#   exit 0;
# }

my $d2 = Gtk2::Gdk::Display->open (':3');

my $toplevel = Gtk2::Window->new('toplevel');
if ($d2) {
  $toplevel->set_screen ($d2->get_default_screen);
}
$toplevel->signal_connect (destroy => sub { Gtk2->main_quit; });

my $vbox = Gtk2::VBox->new;
$toplevel->add ($vbox);

{
  my $menubar = Gtk2::MenuBar->new;
  $vbox->pack_start ($menubar, 0,0,0);

  my $foo_item = Gtk2::MenuItem->new_with_label ('Foo');
  $menubar->add ($foo_item);

  my $menu = Gtk2::Menu->new;
  $foo_item->set_submenu ($menu);

  my $back_item = Gtk2::MenuItem->new_with_label ('Back to');
  $menu->add ($back_item);

  require Gtk2::Ex::History::Menu;
  my $histmenu = Gtk2::Ex::History::Menu->new (history => $history,
                                               way => 'back');
  $back_item->set_submenu ($histmenu);
}

my $hbox = Gtk2::HBox->new;
$vbox->pack_start ($hbox, 1,1,0);
{
  my $button = Gtk2::Ex::History::Button->new (history => $history,
                                               # way => 'back',
                                              );
  print "$progname: ", $button->get('way'), "\n";
  $hbox->pack_start ($button, 1,1,0);
}
{
  my $button = Gtk2::Ex::History::Button->new (history => $history,
                                               way => 'forward',
                                              );
  $hbox->pack_start ($button, 1,1,0);
}

{
  my $button = Gtk2::Button->new ('Menu');
  $vbox->pack_start ($button, 0,0,0);
  $button->signal_connect
    (clicked => sub {
       require Gtk2::Ex::History::Menu;
       my $menu = Gtk2::Ex::History::Menu->new_popup (history => $history);
     });
}
{
  my $button = Gtk2::Button->new ('Dialog');
  $vbox->pack_start ($button, 0,0,0);
  $button->signal_connect
    (clicked => sub {
       require Gtk2::Ex::History::Dialog;
       my $menu = Gtk2::Ex::History::Dialog->popup ($history);
     });
}

# Gtk2::Ex::History::Dialog->popup ($history);

# my $recent = Gtk2::RecentChooserDialog->new ('Recently', undef);
# $recent->show;

$toplevel->show_all;
Gtk2->main;
exit 0;