/// <inheritdoc cref="Infobox.PromptText(string, string, Action{string}, Func{string, bool})"/>
        public void PromptText(string title, string message, Action <string> callback = null, Func <string, bool> validator = null)
        {
            var ibox = new Infobox(_winmgr);

            ibox.PromptText(title, message, callback, validator);
            _oldSynthLead.Play();
        }
        /// <inheritdoc cref="Infobox.ShowYesNo(string, string, Action{Boolean})"/>
        public void ShowYesNo(string title, string message, Action <bool> callback = null)
        {
            var ibox = new Infobox(_winmgr);

            ibox.ShowYesNo(title, message, callback);
            _oldSynthLead.Play();
        }