GUI Windows Form C#

/*
User Interfaces in C#: Windows Forms and Custom Controls
by Matthew MacDonald
Publisher: Apress
ISBN: 1590590457
*/
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
namespace MDIBasics
{
    /// 
    /// Summary description for Parent.
    /// 

    public class Parent : System.Windows.Forms.Form
    {
        internal System.Windows.Forms.Button Button1;
        internal System.Windows.Forms.MainMenu MainMenu1;
        internal System.Windows.Forms.MenuItem MenuItem1;
        internal System.Windows.Forms.MenuItem MenuItem2;
        /// 
        /// Required designer variable.
        /// 

        private System.ComponentModel.Container components = null;
        public Parent()
        {
            //
            // Required for Windows Form Designer support
            //
            InitializeComponent();
            //
            // TODO: Add any constructor code after InitializeComponent call
            //
        }
        /// 
        /// Clean up any resources being used.
        /// 

        protected override void Dispose( bool disposing )
        {
            if( disposing )
            {
                if(components != null)
                {
                    components.Dispose();
                }
            }
            base.Dispose( disposing );
        }
        #region Windows Form Designer generated code
        /// 
        /// Required method for Designer support - do not modify
        /// the contents of this method with the code editor.
        /// 

        private void InitializeComponent()
        {
            this.Button1 = new System.Windows.Forms.Button();
            this.MainMenu1 = new System.Windows.Forms.MainMenu();
            this.MenuItem1 = new System.Windows.Forms.MenuItem();
            this.MenuItem2 = new System.Windows.Forms.MenuItem();
            this.SuspendLayout();
            // 
            // Button1
            // 
            this.Button1.FlatStyle = System.Windows.Forms.FlatStyle.System;
            this.Button1.Location = new System.Drawing.Point(82, 99);
            this.Button1.Name = "Button1";
            this.Button1.Size = new System.Drawing.Size(128, 68);
            this.Button1.TabIndex = 2;
            this.Button1.Text = "A Suspended Button";
            // 
            // MainMenu1
            // 
            this.MainMenu1.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
                                                                                      this.MenuItem1,
                                                                                      this.MenuItem2});
            // 
            // MenuItem1
            // 
            this.MenuItem1.Index = 0;
            this.MenuItem1.Text = "File";
            // 
            // MenuItem2
            // 
            this.MenuItem2.Index = 1;
            this.MenuItem2.Text = "Help";
            // 
            // Parent
            // 
            this.AutoScaleBaseSize = new System.Drawing.Size(5, 14);
            this.ClientSize = new System.Drawing.Size(292, 266);
            this.Controls.AddRange(new System.Windows.Forms.Control[] {
                                                                          this.Button1});
            this.Font = new System.Drawing.Font("Tahoma", 8.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(0)));
            this.IsMdiContainer = true;
            this.Menu = this.MainMenu1;
            this.Name = "Parent";
            this.Text = "Parent";
            this.Load += new System.EventHandler(this.Parent_Load);
            this.ResumeLayout(false);
        }
        #endregion
        [STAThread]
        static void Main() 
        {
            Application.Run(new Parent());
        }
        private void Parent_Load(object sender, System.EventArgs e)
        {
            Child frmChild = new Child();
            frmChild.MdiParent = this;
            frmChild.Show();
        }
    }
    /// 
    /// Summary description for Child.
    /// 

    public class Child : System.Windows.Forms.Form
    {
        /// 
        /// Required designer variable.
        /// 

        private System.ComponentModel.Container components = null;
        public Child()
        {
            //
            // Required for Windows Form Designer support
            //
            InitializeComponent();
            //
            // TODO: Add any constructor code after InitializeComponent call
            //
        }
        /// 
        /// Clean up any resources being used.
        /// 

        protected override void Dispose( bool disposing )
        {
            if( disposing )
            {
                if(components != null)
                {
                    components.Dispose();
                }
            }
            base.Dispose( disposing );
        }
        #region Windows Form Designer generated code
        /// 
        /// Required method for Designer support - do not modify
        /// the contents of this method with the code editor.
        /// 

        private void InitializeComponent()
        {
            // 
            // Child
            // 
            this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
            this.ClientSize = new System.Drawing.Size(236, 94);
            this.Name = "Child";
            this.Text = "Child";
        }
        #endregion
    }
}