public ActionSheetViewController()
        {
            Title = "Action Sheet Date Picker";

            showSimpleButton = UIButton.FromType(UIButtonType.RoundedRect);
            showSimpleButton.Frame = new RectangleF(10, 70, 300, 40);
            showSimpleButton.SetTitle ("Choose a date", UIControlState.Normal);
            showSimpleButton.TouchUpInside += (sender, e) => {
                actionSheetDatePicker.Show ();
            };

            dateLabel = new UILabel(new RectangleF (10, 110, 300, 80));
            if (UIDevice.CurrentDevice.CheckSystemVersion (8, 0)) {
                dateLabel.TextColor = UIColor.Red;
                dateLabel.Text = "THIS SAMPLE DOES NOT WORK ON iOS 8";
                dateLabel.Lines = 2;
            } else {
                dateLabel.Text = "(waiting for the date)";
            }

            actionSheetDatePicker = new ActionSheetDatePicker (this.View);
            actionSheetDatePicker.Title = "Choose Date:";
            actionSheetDatePicker.DatePicker.Mode = UIDatePickerMode.DateAndTime;
            actionSheetDatePicker.DatePicker.MinimumDate = DateTime.Today.AddDays (-7);
            actionSheetDatePicker.DatePicker.MaximumDate = DateTime.Today.AddDays (7);

            actionSheetDatePicker.DatePicker.ValueChanged += (s, e) => {
                dateLabel.Text = (s as UIDatePicker).Date.ToString ();
            };

            View.AddSubview(showSimpleButton);
            View.AddSubview (dateLabel);
        }
		public ActionSheetViewController ()
		{
			Title = "Action Sheet Date Picker";

			showSimpleButton = UIButton.FromType(UIButtonType.RoundedRect);
			showSimpleButton.Frame = new RectangleF(10, 10, 300, 40);
			showSimpleButton.SetTitle ("Choose a date", UIControlState.Normal);
			showSimpleButton.TouchUpInside += (sender, e) => {
				actionSheetDatePicker.Show ();
			};
			

			dateLabel = new UILabel(new RectangleF (10, 60, 300, 40));
			dateLabel.Text = "(waiting for the date)";

			actionSheetDatePicker = new ActionSheetDatePicker (this.View);
			actionSheetDatePicker.Title = "Choose Date:";
			actionSheetDatePicker.DatePicker.Mode = UIDatePickerMode.DateAndTime;
			actionSheetDatePicker.DatePicker.MinimumDate = DateTime.Today.AddDays (-7);
			actionSheetDatePicker.DatePicker.MaximumDate = DateTime.Today.AddDays (7);			

			actionSheetDatePicker.DatePicker.ValueChanged += (s, e) => {
				dateLabel.Text = (s as UIDatePicker).Date.ToString ();
			};
			
			
			View.AddSubview(showSimpleButton);
			View.AddSubview (dateLabel);
		}