#!/usr/local/bin/perl -w
use Tk;
use strict;
use Tk::DragDrop qw(Sun);
#use Tk::DropSite qw(Sun);
my $top = MainWindow->new();
my $thing = $top->Message('-text' => "Drag This with B1")->pack;
$thing->DragDrop(-event => '<B1-Motion>', -sitetypes => [qw(Sun)], -handlers => [[\&handler]]);
$top->Button('-text' => "Sites", '-command' => [\&ShowSites,$top])->pack('-side'=>'left');
$top->Button('-text' => "Quit", '-command' => ['destroy',$top])->pack('-side'=>'right');
MainLoop;
sub handler
{
 my ($offset,$max) = @_;
 return "These are dropped Data";
}
sub ShowIt
{
 my $w = shift;
 my ($id,$x,$y,$width,$height) = @_;
 my $t = $w->Toplevel;
 $t->Button('-text'=>$id,'-command'=>['destroy',$t])->pack('-anchor'=>'c','-fill'=>'both');
 $t->overrideredirect(1);
 $t->update('idletasks');
 $t->MoveResizeWindow($x,$y,$width,$height);
}
sub ShowSites
{
 my $w = shift;
 my @dnd = $w->SelectionGet('-selection'=>"_SUN_DRAGDROP_DSDM", 
                            "_SUN_DRAGDROP_SITE_RECTS");
 while (@dnd)
  {
   my $version = shift(@dnd);
   my $site    = shift(@dnd);
   my $win     = shift(@dnd);
   my $x       = shift(@dnd);
   my $y       = shift(@dnd);
   my $width   = shift(@dnd);
   my $height  = shift(@dnd);
   my $flags   = shift(@dnd);
   ShowIt($w,sprintf("%x:%d",$win,$site),$x,$y,$width,$height);
  }
}