public sealed class NamedCellStyle : CellStyle 

using System;
using System.Windows.Forms;
using System.Drawing;
using System.Drawing.Drawing2D;

namespace GrapeCity.Win.MultiRow.SampleCode
{
    class NamedCellStyleDemo : Form
    {
        private GcMultiRow gcMultiRow1 = new GcMultiRow();
        private FlowLayoutPanel panel = new FlowLayoutPanel();

        public NamedCellStyleDemo()
        {
            this.Text = "NamedCellStyle Demo";
            this.Size = new Size(1000, 750);

            // Initial flow layout panel and add to form.
            this.panel.Dock = DockStyle.Left;
            this.panel.Size = new Size(200, 200);
            this.panel.FlowDirection = FlowDirection.TopDown;
            this.panel.WrapContents = false;
            this.panel.Padding = new Padding(5);
            this.panel.AutoSize = true;
            this.Controls.Add(panel);

            this.gcMultiRow1.Dock = DockStyle.Left;
            this.gcMultiRow1.Width = 800;
            this.Controls.Add(this.gcMultiRow1);

            this.Load += new EventHandler(Form1_Load);

            InitButton();

            this.StartPosition = FormStartPosition.CenterScreen;
        }
        private void Form1_Load(object sender, EventArgs e)
        {
            Template template1 = Template.CreateGridTemplate(20, 50, 21);

            for (int i = 0; i < template1.Row.Cells.Count - 1; i++)
            {
                if (i % 2 == 0)
                {
                    //The even columns use the "AlternatingColumnsDefaultCellStyle"
                    template1.Row.Cells[i].Style = new NamedCellStyle("AlternatingColumnsDefaultCellStyle");
                }
                else
                {
                    //The odd columns use the "ColumnsDefaultCellStyle"
                    template1.Row.Cells[i].Style = new NamedCellStyle("ColumnsDefaultCellStyle");
                }
            }
            gcMultiRow1.Template = template1;
            gcMultiRow1.RowCount = 20;
        }

        #region Button Event Handlers
        void setFirstNamedCellStyle_Click(object sender, EventArgs e)
        {
            CellStyle alternatingColumnsDefaultCellStyle = new CellStyle();
            alternatingColumnsDefaultCellStyle.BackColor = Color.FromArgb(150, 160, 159);
            alternatingColumnsDefaultCellStyle.ForeColor = Color.White;
            alternatingColumnsDefaultCellStyle.NullValue = "Text";
            //Change the "AlternatingColumnsDefaultCellStyle"
            this.gcMultiRow1.NamedCellStyles["AlternatingColumnsDefaultCellStyle"] = alternatingColumnsDefaultCellStyle;

            CellStyle columnsDefaultCellStyle = new CellStyle();
            columnsDefaultCellStyle.BackColor = Color.FromArgb(226, 228, 228);
            columnsDefaultCellStyle.ForeColor = Color.Black;
            columnsDefaultCellStyle.NullValue = "Text";
            //Change the "ColumnsDefaultCellStyle"
            this.gcMultiRow1.NamedCellStyles["ColumnsDefaultCellStyle"] = columnsDefaultCellStyle;

            //You can load one predefined NamedCellStyleDictionary from one file.
            //this.gcMultiRow1.NamedCellStyles.Load(@"C:\temp\NamedCellStyles.xml");
            //You can save the NamedCellStyleDictionary to one file.
            //this.gcMultiRow1.NamedCellStyles.Save(@"C:\temp\NamedCellStyles.xml");
        }

        void setSecondNamedCellStyle_Click(object sender, EventArgs e)
        {
            CellStyle alternatingColumnsDefaultCellStyle = new CellStyle();
            alternatingColumnsDefaultCellStyle.BackColor = Color.Orange;
            alternatingColumnsDefaultCellStyle.ForeColor = Color.Black;
            alternatingColumnsDefaultCellStyle.NullValue = "Text";
            //Change the "AlternatingColumnsDefaultCellStyle"
            this.gcMultiRow1.NamedCellStyles["AlternatingColumnsDefaultCellStyle"] = alternatingColumnsDefaultCellStyle;

            CellStyle columnsDefaultCellStyle = new CellStyle();
            columnsDefaultCellStyle.GradientColors = new Color[] { Color.Orange, Color.Lime };
            columnsDefaultCellStyle.GradientDirection = GradientDirection.Center;
            columnsDefaultCellStyle.GradientStyle = GradientStyle.Vertical;
            //columnsDefaultCellStyle.BackColor = Color.FromArgb(230, 255, 230);
            //columnsDefaultCellStyle.ForeColor = Color.Red ;
            columnsDefaultCellStyle.NullValue = "Text";
            
            this.gcMultiRow1.NamedCellStyles["ColumnsDefaultCellStyle"] = columnsDefaultCellStyle;

            //You can load one predefined NamedCellStyleDictionary from one file.
            //this.gcMultiRow1.NamedCellStyles.Load(@"C:\temp\NamedCellStyles.xml");
            //You can save the NamedCellStyleDictionary to one file.
            //this.gcMultiRow1.NamedCellStyles.Save(@"C:\temp\NamedCellStyles.xml");
        }

        void setThirdNamedCellStyle_Click(object sender, EventArgs e)
        {
            CellStyle alternatingColumnsDefaultCellStyle = new CellStyle();
            alternatingColumnsDefaultCellStyle.BackColor = Color.White;
            alternatingColumnsDefaultCellStyle.NullValue = "Text";
            //Change the "AlternatingColumnsDefaultCellStyle"
            this.gcMultiRow1.NamedCellStyles["AlternatingColumnsDefaultCellStyle"] = alternatingColumnsDefaultCellStyle;

            CellStyle columnsDefaultCellStyle = new CellStyle();
            columnsDefaultCellStyle.PatternColor = Color.DarkSlateGray;
            columnsDefaultCellStyle.PatternStyle = MultiRowHatchStyle.HorizontalBrick;
            //Change the "ColumnsDefaultCellStyle"
            this.gcMultiRow1.NamedCellStyles["ColumnsDefaultCellStyle"] = columnsDefaultCellStyle;

            //You can load one predefined NamedCellStyleDictionary from one file.
            //this.gcMultiRow1.NamedCellStyles.Load(@"C:\temp\NamedCellStyles.xml");
            //You can save the NamedCellStyleDictionary to one file.
            //this.gcMultiRow1.NamedCellStyles.Save(@"C:\temp\NamedCellStyles.xml");
        }
        void SetBorderToAlternatingColumns(object sender, EventArgs e)
        {
            CellStyle borderCellStyle = new CellStyle();
            borderCellStyle.Border = new RoundedBorder(LineStyle.Thin, Color.Gray, 0.5f);

            CellStyle colorStyle = new CellStyle();
            colorStyle.BackColor = Color.Yellow;

            //The combinedCellStyle1 will merge borderCellStyle and AlternatingColumnsDefaultCellStyle.
            CombinedCellStyle combinedCellStyle1 = new CombinedCellStyle();
            combinedCellStyle1.Items.AddRange(new CellStyle[] { borderCellStyle, colorStyle });
            this.gcMultiRow1.NamedCellStyles["AlternatingColumnsDefaultCellStyle"] = combinedCellStyle1;
        }
        #endregion

        #region Initialize Buttons

        private void InitButton()
        {
            AddButton(setFirstStyle, "The first NamedCellStyle", new EventHandler(setFirstNamedCellStyle_Click));
            AddButton(setSecondStyle, "The second NamedCellStyle", new EventHandler(setSecondNamedCellStyle_Click));
            AddButton(setThirdStyle, "The third NamedCellStyle", new EventHandler(setThirdNamedCellStyle_Click));
            AddButton(setBorder, "Set the border to odd Columns", new EventHandler(SetBorderToAlternatingColumns));
        }

        private void AddButton(Button button, string text, EventHandler eventHandler)
        {
            this.panel.Controls.Add(button);
            button.Text = text;
            button.AutoSize = true;
            button.Click += eventHandler;
        }

        Button setFirstStyle = new Button();
        Button setSecondStyle = new Button();
        Button setThirdStyle = new Button();
        Button setBorder = new Button();

        #endregion

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