Timbo Shell

timbo.ps1

Add-Type @"
  using System;
  using System.Runtime.InteropServices;
  public class Tricks {
    [DllImport("user32.dll")]
    public static extern IntPtr GetForegroundWindow();
}
"@

1..60 |% {
    $p = [tricks]::GetForegroundWindow()
    $c = get-process | ? { $_.mainwindowhandle -eq $p }
    write-host "$(date):    $($c.ProcessName) has focus"
    sleep 1
}