using System;
using System.Drawing;
using System.Windows.Forms;
class ExitOnX: Form
{
publicstaticvoid Main()
{
Application.Run(new ExitOnX());
}
public ExitOnX()
{
Text = "Exit on X";
}
protected override void OnKeyDown(KeyEventArgs kea)
{
if (kea.KeyCode == Keys.X)
Close();
}
}