Heh

#!/usr/bin/perl --

use strict;
use warnings;

use Tk;
use Data::Dump qw/ dd /;

my @tags = (
   "<KeyPress>",         "<KeyRelease>",
   "<ButtonPress>",      "<ButtonRelease>",
   "<FocusIn>",          "<FocusOut>",
   "<Expose>",           "<MapRequest>",
   "<ConfigureRequest>", "<ResizeRequest>",
   "<Activate>",         "<Deactivate>",
   "<Activate>",         "<Destroy>",
   "<Map>",              "<ButtonPress>",
   "<Button>",           "<Enter>",
   "<MapRequest>",       "<ButtonRelease>",
   "<Expose>",           "<Motion>",
   "<Circulate>",        "<FocusIn>",
   "<MouseWheel>",       "<FocusOut>",
   "<Property>",         "<Colormap>",
   "<Gravity>",          "<Reparent>",
   "<Configure>",        "<Key>",
   "<ResizeRequest>",    "<ConfigureRequest>",
   "<KeyRelease>",       "<Unmap>",
   "<Create>",           "<Leave>",
   "<Visibility>",       "<Deactivate>",
);
my $mw = tkinit();
$mw->Button(
    qw/ -text  exit -command /,
    sub {
        $Tk::widget->toplevel->destroy;
    }
)->pack;

my %seen;
for my $bindtag ( @tags ) {
    $mw->bind(
        $mw, $bindtag,
        sub {
            $seen{$bindtag}++;
            print qq{$bindtag \$e $Tk::event \$w $Tk::widget \@_ @_\n}
+;
        }
    );
}

my $redirect = 0;
$mw->geometry( '480x480+50+50' );
$mw->overrideredirect( $redirect = !$redirect );
$mw->withdraw;
$mw->deiconify;
$mw->raise;
$mw->repeat(
    1000,
    sub {
        $Tk::widget->overrideredirect( $redirect = !$redirect );
        $Tk::widget->deiconify;
        $Tk::widget->raise;
    }
);
dd \%seen;
$mw->MainLoop;
dd \%seen;
__END__
<Visibility> $e XEvent=SCALAR(0xf45c24) $w Tk::Button=HASH(0xf56344) @
+_ Tk::Button=HASH(0xf56344)
<Configure> $e XEvent=SCALAR(0xf648a4) $w MainWindow=HASH(0xf27a84) @_
+ MainWindow=HASH(0xf27a84)
<Expose> $e XEvent=SCALAR(0xf64864) $w MainWindow=HASH(0xf27a84) @_ Ma
+inWindow=HASH(0xf27a84)
<Key> $e XEvent=SCALAR(0xf28494) $w MainWindow=HASH(0xf27a84) @_ MainW
+indow=HASH(0xf27a84)
<FocusIn> $e XEvent=SCALAR(0xf647d4) $w Tk::Button=HASH(0xf56344) @_ T
+k::Button=HASH(0xf56344)
<KeyRelease> $e XEvent=SCALAR(0xf64794) $w Tk::Button=HASH(0xf56344) @
+_ Tk::Button=HASH(0xf56344)
<Destroy> $e XEvent=SCALAR(0xf56514) $w Tk::Button=HASH(0xf56344) @_ T
+k::Button=HASH(0xf56344)
<Destroy> $e XEvent=SCALAR(0xf27b84) $w MainWindow=HASH(0xf27a84) @_ M
+ainWindow=HASH(0xf27a84)
{
  "<Button>"        => 1,
  "<ButtonRelease>" => 1,
  "<Configure>"     => 36,
  "<Destroy>"       => 2,
  "<Enter>"         => 3,
  "<Expose>"        => 24,
  "<FocusIn>"       => 16,
  "<FocusOut>"      => 14,
  "<Key>"           => 96,
  "<KeyRelease>"    => 97,
  "<Leave>"         => 2,
  "<Map>"           => 25,
  "<Motion>"        => 21,
  "<Visibility>"    => 48,
}
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