C#:
// No "sender" or event args public void Button2_Click(object sender, EventArgs e) { button1_click(null, null); }
// Button2's the sender and event args public void Button2_Click(object sender, EventArgs e) { Button1_Click(sender, e); }
// Button1's the sender and Button2's event args public void Button2_Click(object sender, EventArgs e) { Button1_Click(this.Button1, e); }
http://stackoverflow.com/questions/2152429/how-do-i-call-an-event-method-in-c