using System;
public class AddandRemoveFunctions2
{
static public void ButtonHandler(object sender, EventArgs e)
{
Console.WriteLine("Button clicked");
}
public static void Main()
{
Button button = new Button();
button.Click += new Button.ClickHandler(ButtonHandler);
button.SimulateClick();
button.Click -= new Button.ClickHandler(ButtonHandler);
}
}
public class Button
{
public delegate void ClickHandler(object sender, EventArgs e);
public event ClickHandler Click;
protected void OnClick()
{
if (Click != null)
Click(this, null);
}
public void SimulateClick()
{
OnClick();
}
}
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