// (c) 2007 Richard Grimes
// www.grimes.demon.co.uk

using System;
using System.Windows.Forms;
using System.Runtime.InteropServices; 
using System.Diagnostics;

class App : Form
{
   [DllImport("psapi")]
   static extern int EmptyWorkingSet(IntPtr handle); 
   App()
   {
      Button button = new Button();
      button.Text = "Trim Working Set";
      button.Click += new EventHandler(Trim);
      button.Dock = DockStyle.Fill;
      this.Controls.Add(button);
   } 
   void Trim(object o, EventArgs a)
   {
      EmptyWorkingSet(Process.GetCurrentProcess().Handle);
   }

   static void Main()
   {
      Application.Run(new App());
   }
}