Miscellany

        private event EventHandler ev_MyEvent;

        public event EventHandler MyEvent
        {
            add
            {
                this.ev_MyEvent += value;
            }
            remove
            {
                this.ev_MyEvent -= value;
            }
        }

        protected virtual void OnMyEvent(object sender, EventArgs e)
        {
            if (this.ev_MyEvent != null)
                this.ev_MyEvent(sender, e);
        }