using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Windows.Forms;

namespace ObjectModel
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
            ultraGrid1.MouseClick += UltraGrid1OnMouseClick;
        }

        private void UltraGrid1OnMouseClick(object sender, MouseEventArgs mouseEventArgs)
        {
            if (mouseEventArgs.Button == MouseButtons.Right)
                ultraGrid1.ShowColumnChooser();
        }

      private void Form1_Load(object sender, EventArgs e)
        {
            List<Parent> parents = new List<Parent>();
            parents.Add(new Parent());
            parents.Add(new Parent());
            parents.Add(new Parent());

            ultraGrid1.DataSource = parents;
        }
    }

    [DisplayName("ParentDisplayName")]
    public class Parent
    {
        private List<Child> children = new List<Child>();

        public Parent()
        {
            children.Add(new Child());
            children.Add(new Child());
        }
        [Browsable(true)]
        public IEnumerable<Child> Children { get { return children; } }

        public int ParentValueBrowsable { get; }

        [Browsable(false)]
        public int ParentValueNotBrowsable { get; }
    }

    public class Child
    {
        [Browsable(false)]
        public Parent Parent { get; }

        [Browsable(false)]
        public int ChildValueNotBrowsable{ get; }
        [Browsable(true)]
        public int ChildValueBrowsable { get; }
    }
}