File Stream C#

/*
Professional Windows GUI Programming Using C#
by Jay Glynn, Csaba Torok, Richard Conway, Wahid Choudhury, 
   Zach Greenvoss, Shripad Kulkarni, Neil Whitlow
Publisher: Peer Information
ISBN: 1861007663
*/
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.IO;
using System.Text;
namespace Wrox.WindowsGUIProgramming.Chapter10
{
    /// 
    /// Summary description for Form1.
    /// 

    public class TextReader : System.Windows.Forms.Form
    {
        private System.Windows.Forms.RichTextBox rtbText;
        private System.Windows.Forms.Button butSomeText;
        private System.Windows.Forms.Button butSomeMoreText;
        /// 
        /// Required designer variable.
        /// 

        private System.ComponentModel.Container components = null;
        public TextReader()
        {
            //
            // 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.rtbText = new System.Windows.Forms.RichTextBox();
            this.butSomeText = new System.Windows.Forms.Button();
            this.butSomeMoreText = new System.Windows.Forms.Button();
            this.SuspendLayout();
            // 
            // rtbText
            // 
            this.rtbText.Name = "rtbText";
            this.rtbText.Size = new System.Drawing.Size(296, 232);
            this.rtbText.TabIndex = 0;
            this.rtbText.Text = "";
            // 
            // butSomeText
            // 
            this.butSomeText.Location = new System.Drawing.Point(16, 240);
            this.butSomeText.Name = "butSomeText";
            this.butSomeText.Size = new System.Drawing.Size(88, 23);
            this.butSomeText.TabIndex = 1;
            this.butSomeText.Text = "Some Text";
            this.butSomeText.Click += new System.EventHandler(this.butSomeText_Click);
            // 
            // butSomeMoreText
            // 
            this.butSomeMoreText.Location = new System.Drawing.Point(168, 240);
            this.butSomeMoreText.Name = "butSomeMoreText";
            this.butSomeMoreText.Size = new System.Drawing.Size(104, 23);
            this.butSomeMoreText.TabIndex = 2;
            this.butSomeMoreText.Text = "Some More Text";
            this.butSomeMoreText.Click += new System.EventHandler(this.butSomeMoreText_Click);
            // 
            // TextReader
            // 
            this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
            this.ClientSize = new System.Drawing.Size(292, 266);
            this.Controls.AddRange(new System.Windows.Forms.Control[] {
                                                                          this.butSomeMoreText,
                                                                          this.butSomeText,
                                                                          this.rtbText});
            this.Name = "TextReader";
            this.Text = "TextReader";
            this.ResumeLayout(false);
        }
        #endregion
        /// 
        /// The main entry point for the application.
        /// 

        [STAThread]
        static void Main() 
        {
            Application.Run(new TextReader());
        }
        private void butSomeText_Click(object sender, System.EventArgs e)
        {
            Class1 c = new Class1();
            rtbText.Text = c.ReadText();
        }
        private void butSomeMoreText_Click(object sender, System.EventArgs e)
        {
            Class1 c = new Class1();
            rtbText.Text = c.ReadMoreText();
        }
    }
    
    /// 
    /// Summary description for Class1.
    /// 

    public class Class1
    {
        public Class1()
        {
            //
            // TODO: Add constructor logic here
            //
        }
        public string ReadText()
        {
            //FileStream fs = File.OpenRead("C:\Documents and Settings\richard.conway\My Documents\Visual Studio Projects\TextReader\bin\Debug\readtext.rtf")
            FileStream f = File.OpenRead(System.Environment.CurrentDirectory+"\\readtext.rtf");
            StreamReader s = new StreamReader(f);
            return s.ReadToEnd();
        }
        public string ReadMoreText()
        {
            FileStream f = File.OpenRead(System.Environment.CurrentDirectory+"\\readmoretext.rtf");
            StreamReader s = new StreamReader(f);
            return s.ReadToEnd();
        }
    }
    
}
           
       
TextReader.zip( 2 k)