#!/usr/local/bin/perl -w
use Tk;
use Tk::Xlib;
use Tk::HList;

my $win_image;

sub AddChildren
{
 my ($hl,$path,$id) = @_;
 my $w;
# foreach $w ($hl->property(list => $$id))
#  {
#   $hl->add("$path.$w", -itemtype => 'text', -text => $w, -data => $w);
#  }
 foreach $w ($hl->Display->XQueryTree($id))
  {
   my $name = sprintf("#%X",$$w);
   my $text = ($hl->property('exists' => 'WM_NAME',$$w))
                ? $hl->property(get => 'WM_NAME',$$w)
                : $name;

   $hl->add("$path.$name", -itemtype => 'imagetext', -image => $win_image, -text => $text, -data => $w);
   AddChildren($hl,"$path.$name",$w);
  }
}

sub More
{
 my ($w,$item) = @_;
 my $data = $w->entrycget($item,'-data');
 if (ref($data))
  {
   AddChildren($w,$item,$data);
  }
 else
  {
   my $prop = $data;
   my $parent = $w->info('parent',$item);
   $data = $w->entrycget($parent,'-data');
   my @info = $w->property('get',$prop,$$data);
   print join(' ',$prop,@info),"\n";
  }
}


my $mw = MainWindow->new;
$mw->MakeWindowExist;
my $root;
$mw->Display->XQueryTree($mw->WindowId,$root);

if (defined $root)
 {
  $win_image = $mw->Bitmap(-file => Tk->findINC('win.xbm'));
  my $hl = $mw->Scrolled('HList',-separator => '.',-drawbranch => 1, -width => '4i');
  $hl->configure(-command => [\&More,$hl]);
  my $name = sprintf("%X",$$root);
  $hl->add($name, -itemtype => 'imagetext', -image => $win_image, -text => $name, -data => $root);
  AddChildren($hl,$name,$root);
  $hl->pack(-expand=> 1, -fill => 'both');
 }

MainLoop;
