public abstract class CalendarView 

using System;
using System.Collections.Generic;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using GrapeCity.Win.CalendarGrid;

namespace CalendarGridSampleCode
{
    public class CalendarViewDemo : Form
    {
        private GcCalendarGrid gcCalendarGrid1 = new GcCalendarGrid();
        private TableLayoutPanel tableLayoutPanel1 = new System.Windows.Forms.TableLayoutPanel();
        private TableLayoutPanel tableLayoutPanel2 = new TableLayoutPanel();
        private Button button1 = new Button();
        private Button button2 = new Button();
        private Button button3 = new Button();
        private Button button4 = new Button();
        public CalendarViewDemo()
        {
            this.tableLayoutPanel1.ColumnCount = 1;
            this.tableLayoutPanel1.ColumnStyles.Add(new System.Windows.Forms.ColumnStyle(System.Windows.Forms.SizeType.Percent, 100F));
            this.tableLayoutPanel1.Dock = System.Windows.Forms.DockStyle.Fill;
            this.tableLayoutPanel1.Location = new System.Drawing.Point(0, 0);
            this.tableLayoutPanel1.Name = "tableLayoutPanel1";
            this.tableLayoutPanel1.RowCount = 2;
            this.tableLayoutPanel1.RowStyles.Add(new System.Windows.Forms.RowStyle(System.Windows.Forms.SizeType.Percent, 90F));
            this.tableLayoutPanel1.RowStyles.Add(new System.Windows.Forms.RowStyle(System.Windows.Forms.SizeType.Percent, 10F));
            this.tableLayoutPanel1.Size = new System.Drawing.Size(554, 426);

            this.gcCalendarGrid1.Dock = DockStyle.Fill;
            this.tableLayoutPanel1.Controls.Add(this.gcCalendarGrid1, 0, 0);
            this.tableLayoutPanel1.Controls.Add(this.tableLayoutPanel2, 0, 1);

            this.button1.Dock = System.Windows.Forms.DockStyle.Fill;
            this.button1.Text = "MonthView";
            this.button1.UseVisualStyleBackColor = true;
            this.button1.Click += button1_Click;

            this.button2.Dock = System.Windows.Forms.DockStyle.Fill;
            this.button2.Text = "WeekView";
            this.button2.UseVisualStyleBackColor = true;
            this.button2.Click += button2_Click;

            this.button3.Dock = System.Windows.Forms.DockStyle.Fill;
            this.button3.Text = "MultiColumnMonthView";
            this.button3.UseVisualStyleBackColor = true;
            this.button3.Click += button3_Click;

            this.button4.Dock = System.Windows.Forms.DockStyle.Fill;
            this.button4.Text = "ListView";
            this.button4.UseVisualStyleBackColor = true;
            this.button4.Click += button4_Click;

            this.tableLayoutPanel2.ColumnCount = 4;
            this.tableLayoutPanel2.RowCount = 1;
            this.tableLayoutPanel2.ColumnStyles.Add(new System.Windows.Forms.ColumnStyle(System.Windows.Forms.SizeType.Percent, 25f));
            this.tableLayoutPanel2.ColumnStyles.Add(new System.Windows.Forms.ColumnStyle(System.Windows.Forms.SizeType.Percent, 25f));
            this.tableLayoutPanel2.ColumnStyles.Add(new System.Windows.Forms.ColumnStyle(System.Windows.Forms.SizeType.Percent, 25f));
            this.tableLayoutPanel2.ColumnStyles.Add(new System.Windows.Forms.ColumnStyle(System.Windows.Forms.SizeType.Percent, 25f));
            this.tableLayoutPanel2.Controls.Add(this.button1, 0, 0);
            this.tableLayoutPanel2.Controls.Add(this.button2, 1, 0);
            this.tableLayoutPanel2.Controls.Add(this.button3, 2, 0);
            this.tableLayoutPanel2.Controls.Add(this.button4, 3, 0);
            this.tableLayoutPanel2.Dock = DockStyle.Fill;

            this.Text = "Calendar View Demo";
            this.Size = new Size(800, 700);
            this.StartPosition = FormStartPosition.CenterScreen;
            this.Controls.Add(this.tableLayoutPanel1);
        }

        private void button1_Click(object sender, EventArgs e)
        {
            this.UseMonthView();
        }

        private void button2_Click(object sender, EventArgs e)
        {
            this.UseWeekView();
        }

        private void button3_Click(object sender, EventArgs e)
        {
            this.UseMonthMultiColumnView();   
        }

        private void button4_Click(object sender, EventArgs e)
        {
            this.UseListView();
        }

        private void UseMonthView()
        {
            CalendarMonthView monthView = new CalendarMonthView();
            monthView.Dimensions = new Size(3, 4);
            monthView.MinScrollCount = 12;
            this.gcCalendarGrid1.CalendarView = monthView;

            CalendarTemplate template = new CalendarTemplate(1, 1, 2, 1);

            template.ColumnHeader.CellStyle.Alignment = CalendarGridContentAlignment.MiddleCenter;
            template.ColumnHeader[0, 0].DateFormat = CalendarDateFormats.Month;
            template.ColumnHeader[0, 0].AutoMergeMode = AutoMergeMode.Horizontal;
            template.ColumnHeader[1, 0].DateFormat = CalendarDateFormats.ShortestDayOfWeek;

            template.RowHeader.CellStyle.Alignment = CalendarGridContentAlignment.MiddleCenter;
            template.RowHeader.CellStyle.ForeColor = Color.Green;
            template.RowHeader.Columns[0].Width = 30;
            template.RowHeader[0, 0].DateFormat = CalendarDateFormats.WeekNumber;
            template.RowHeader[0, 0].CellStyle.Alignment = CalendarGridContentAlignment.MiddleCenter;

            template.Content.Columns[0].Width = 30;
            template.Content.CellStyleName = this.gcCalendarGrid1.Styles[0].Name;
            template.Content[0, 0].DateFormat = CalendarDateFormats.Day;

            this.gcCalendarGrid1.Template = template;

            this.gcCalendarGrid1.FirstDateInView = new DateTime(DateTime.Today.Year, 1, 1);
        }

        private void UseWeekView()
        {
            CalendarWeekView weekView = new CalendarWeekView();
            weekView.WeekCount = 2;
            weekView.ShowWeekend = false;
            this.gcCalendarGrid1.CalendarView = weekView;
            
            this.gcCalendarGrid1.Template = CalendarTemplate.CreateDefaultTemplate();
        }

        private void UseMonthMultiColumnView()
        {
            CalendarMonthMultiColumnView monthView = new CalendarMonthMultiColumnView();
            monthView.MonthCount = 12;
            monthView.MinScrollCount = 12;
            monthView.ColumnBreaks = new int[] { 10, 20 };
            monthView.Orientation = Orientation.Vertical;
            this.gcCalendarGrid1.CalendarView = monthView;

            CalendarTemplate template = new CalendarTemplate(1, 1, 1, 0);

            template.ColumnHeader[0, 0].DateFormat = CalendarDateFormats.Month;
            template.ColumnHeader[0, 0].AutoMergeMode = AutoMergeMode.Horizontal;
            template.ColumnHeader[0, 0].CellStyle.Alignment = CalendarGridContentAlignment.MiddleCenter;

            template.Content.Columns[0].Width = 30;
            template.Content[0, 0].DateFormat = CalendarDateFormats.Day;
            
            this.gcCalendarGrid1.Template = template;

            this.gcCalendarGrid1.FirstDateInView = new DateTime(DateTime.Today.Year, 1, 1);
        }

        private void UseListView()
        {
            CalendarListView listView = new CalendarListView();
            listView.DayCount = 100;
            listView.DateAlignment = DateAlignment.Month;
            this.gcCalendarGrid1.CalendarView = listView;

            CalendarTemplate template = new CalendarTemplate(20, 1, 2, 1);

            template.ColumnHeader.CellStyle.Alignment = CalendarGridContentAlignment.MiddleCenter;
            template.ColumnHeader[0, 0].DateFormat = CalendarDateFormats.Month;
            template.ColumnHeader[0, 0].AutoMergeMode = AutoMergeMode.Horizontal;
            template.ColumnHeader[0, 0].AllowContentFloat = true;
            template.ColumnHeader[1, 0].DateFormat = CalendarDateFormats.Day;

            template.RowHeader.Columns[0].Width = 30;
            template.Content.Columns[0].Width = 30;

            this.gcCalendarGrid1.Template = template;
        }

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