C#: Perform the action on the thread the Control was created.

        /// <summary>

        /// Perform the action on the thread the <see cref="Control"/> was created.

        /// </summary>

        /// <param name="control"></param>

        /// <param name="action"></param>

        public static void InvokeIfRequired( this Control control, Action action ) {

            if ( control.InvokeRequired ) {

                control.BeginInvoke( action );

            }

            else {

                action();

            }

        }