private void calendar1_CalendarDayClicked(object sender, CalendarMouseEventArgs e, DateTime dt)
 {
     if (e.Button == MouseButtons.Right)
     {
         MessageBox.Show(@"Calendar day Clicked");
     }
 }
 private void calendar1_CalendarDayDoubleClicked(object sender, CalendarMouseEventArgs e, DateTime dt)
 {
     MessageBox.Show(@"Calendar day Double Clicked");
 }