using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;

namespace winTest
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
            this.Shown += Form1_Shown;
        }

        void Form1_Shown(object sender, EventArgs e)
        {
            for (int i = 0; i < 20; i++)
            {
                UCGroupItems gitem = new UCGroupItems("G_" + i.ToString());
                gitem.Name = "G_" + i.ToString();
                gitem.Text = gitem.Name;
                for (int j = 0; j < 10; j++)
                {
                    UCItems item = new UCItems("DTTTTT",i*j);
                    gitem.Add(item);
                }

                this.Controls.Add(gitem);
            }
        }
    }
}