#!/usr/bin/perl -w

use strict;
use Win32::Process::Info;
use Tk;
use Tk::HList;
use Tk::ItemStyle;

my $mw = MainWindow->new(
                         -width => 350,
                         -title => 'Processes Monitor',
                         -height => 50
                         );

my $hlist = $mw->Scrolled(
                          "HList",
                          -header => 1,
                          -columns => 3,
                          -scrollbars => 'osoe',
                          -width => 70,
                          -selectbackground => 'White',
                          )->pack(
                                  -expand => 1,
                                  -fill => 'both'
                                  );

my $hStyle = $hlist->ItemStyle(
                              "text",
                              -foreground => "black",
                              -font => "Verdana 8"
                              );

my $rStyle = $hlist->ItemStyle(
                              "text",
                              -foreground => "blue",
                              -background => "white",
                              -font => "Verdana 8"
                              );

$hlist->header('create', 0, -text => 'ID', -style => $hStyle);
$hlist->header('create', 1, -text => 'Nome', -style => $hStyle);
$hlist->header('create', 2, -text => 'Executável', -style => $hStyle);

my $pi = Win32::Process::Info->new ('lobo', 'WMI');
#"lobo" is my machine's name
#$pi->Set (elapsed_as_seconds => 0);    # In clunks, not seconds.
#@pids = $pi->ListPids ();      # Get all known PIDs
my @info = $pi->GetProcInfo ();   # Get the max
#%subs = $pi->Subprocesses ();  # Figure out subprocess relationships.

for (my $p = 0; $p < scalar @info; $p++)
{
    if (!($info[$p]{'ProcessId'}))
    {
        $info[$p]{'ProcessId'} = '';
    }
    
    if (!($info[$p]{'Name'}))
    {
        $info[$p]{'Name'} = '';
    }
    
    if (!($info[$p]{'ExecutablePath'}))
    {
        $info[$p]{'ExecutablePath'} = '';
    }
    
    my $pid = $info[$p]{'ProcessId'};
    my $pnm = $info[$p]{'Name'};
    my $pex = $info[$p]{'ExecutablePath'};
    
    $hlist->add($p);
    
    $hlist->itemCreate($p, 0, -text => "$pid", -style => $rStyle);
    $hlist->itemCreate($p, 1, -text => "$pnm", -style => $rStyle);
    $hlist->itemCreate($p, 2, -text => "$pex", -style => $rStyle);
}

MainLoop;