public class RadioGroupCell : Cell, IEditingCell  

using System;
using System.Windows.Forms;
using System.Drawing;

namespace GrapeCity.Win.MultiRow.SampleCode
{
    public class RadioGroupCellDemo : Form
    {
        private GcMultiRow gcMultiRow1 = new GcMultiRow();
        private Label label = new Label();

        public RadioGroupCellDemo()
        {
            this.Text = "RadioGroupCell Demo";
            this.gcMultiRow1.Dock = DockStyle.Fill;
            this.label.Height = 30;
            this.label.Dock = DockStyle.Bottom;
            this.label.BackColor = SystemColors.Info;
            this.label.Text = "Click one cell to show the clicked item.";
            this.Controls.Add(this.gcMultiRow1);
            this.Controls.Add(this.label);
            this.Load += new EventHandler(Form1_Load);
            this.gcMultiRow1.CellEditedFormattedValueChanged += new EventHandler<CellEditedFormattedValueChangedEventArgs>(gcMultiRow1_CellEditedFormattedValueChanged);
            this.Size = new Size(400, 400);
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            RadioGroupCell radioGroupCell1 = new RadioGroupCell();
            radioGroupCell1.Size = new Size(150, 60);

            radioGroupCell1.Items.AddRange(new string[] { "1", "2", "3", "4", "5", "6" });
            radioGroupCell1.CheckAlign = ContentAlignment.MiddleLeft;
            //6 radio will be lay out to 3 columns.
            radioGroupCell1.ColumnCount = 3;
            //The radio button will range from left to right.
            radioGroupCell1.FlowDirection = Orientation.Horizontal;
            //Between every 2 columns, 20 pixels space exists at least.
            radioGroupCell1.HorizontalSpace = 20;
            radioGroupCell1.FlatStyle = FlatStyle.Popup;

            RadioGroupCell radioGroupCell2 = new RadioGroupCell();
            radioGroupCell2.Size = new Size(150, 60);
            radioGroupCell2.Items.AddRange(new string[] { "11111", "22222", "33333", "44444", "55555", "66666" });
            radioGroupCell2.CheckAlign = ContentAlignment.MiddleLeft;
            //6 radio will be lay out to 3 columns.
            radioGroupCell2.ColumnCount = 3;
            //The radio button will range from top to bottom.
            radioGroupCell2.FlowDirection = Orientation.Vertical;
            //Between every 2 lines, 20 pixels space exists at least.
            radioGroupCell2.VerticalSpace = 20;
            //
            radioGroupCell2.Ellipsis = MultiRowEllipsisMode.EllipsisEnd;
            radioGroupCell2.EllipsisString = "...";

            Template template1 = Template.CreateGridTemplate(new Cell[] { radioGroupCell1, radioGroupCell2 });

            gcMultiRow1.Template = template1;
            gcMultiRow1.RowCount = 3;
        }

        private void gcMultiRow1_CellEditedFormattedValueChanged(object sender, CellEditedFormattedValueChangedEventArgs e)
        {
            int itemIndex = (int)(this.gcMultiRow1.GetEditedFormattedValue(e.RowIndex, e.CellIndex));
            this.label.Text = "The clicked item is " + (this.gcMultiRow1.CurrentCell as RadioGroupCell).Items[itemIndex];
        }

        [STAThreadAttribute()]
        public static void Main()
        {
            Application.EnableVisualStyles();
            Application.Run(new RadioGroupCellDemo());
        }
    }
}