void Form1_Load(object sender, EventArgs e)
        {
            SchedulerKeyboardHandlerService oldService = (SchedulerKeyboardHandlerService)schedulerControl1.Services.GetService(typeof(IKeyboardHandlerService));

            schedulerControl1.Services.RemoveService(typeof(IKeyboardHandlerService));
            MySchedulerKeyboardHandlerService myKeyboardService = new MySchedulerKeyboardHandlerService(oldService);

            schedulerControl1.Services.AddService(typeof(IKeyboardHandlerService), myKeyboardService);
        }
 public MySchedulerKeyboardHandlerService(SchedulerKeyboardHandlerService oldService)
 {
     this.oldService = oldService;
 }