Neural Dot Net Pt 3 The Adaline Network

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.IO;
using System.Text;

namespace Neural_Net_Test
{
	/// <summary>
	/// Summary description for AddWordToAdalineWordFile.
	/// </summary>
	public class AddWordToAdalineWordFile : System.Windows.Forms.Form
	{
		private System.Windows.Forms.ListView listView1;
		private System.Windows.Forms.ColumnHeader columnHeader1;
		private System.Windows.Forms.ColumnHeader columnHeader2;
		private System.Windows.Forms.TextBox textBox1;
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.Button button1;
		private System.Windows.Forms.Button button2;
		private System.Windows.Forms.Button button3;
		/// <summary>
		/// Required designer variable.
		/// </summary>
		private System.ComponentModel.Container components = null;

		public AddWordToAdalineWordFile()
		{
			//
			// Required for Windows Form Designer support
			//
			InitializeComponent();

			//
			// TODO: Add any constructor code after InitializeComponent call
			//
			try
			{
				FileInfo file = new FileInfo( "AdalineWordFile.dat" );
				if( file.Exists == false )
				{
					MessageBox.Show( "Error Unable to find the AdalineWordFile" );
					this.Close();
				}

				FileStream stream = new FileStream( file.FullName, FileMode.Open, FileAccess.ReadWrite );
				StreamReader reader = new StreamReader( stream );
				string strString;
				double dValue = 0.0;
				
				while( reader.Peek() > -1 )
				{
					strString = reader.ReadLine();
					ListViewItem item = this.listView1.Items.Add( strString );
					
					for( int i=0; i<strString.Length; i++ )
					{
						dValue = strString[ i ] *i+1;
					}

					item.SubItems.Add( dValue.ToString() ); 
				}

				reader.Close();
			}
			catch( IOException ioExp )
			{
				MessageBox.Show( "Error io exception thrown " + ioExp.Message );
			}

			listView1.Sort();
		}

		/// <summary>
		/// Clean up any resources being used.
		/// </summary>
		protected override void Dispose( bool disposing )
		{
			if( disposing )
			{
				if(components != null)
				{
					components.Dispose();
				}
			}
			base.Dispose( disposing );
		}

		#region Windows Form Designer generated code
		/// <summary>
		/// Required method for Designer support - do not modify
		/// the contents of this method with the code editor.
		/// </summary>
		private void InitializeComponent()
		{
			System.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(AddWordToAdalineWordFile));
			this.listView1 = new System.Windows.Forms.ListView();
			this.columnHeader1 = new System.Windows.Forms.ColumnHeader();
			this.columnHeader2 = new System.Windows.Forms.ColumnHeader();
			this.textBox1 = new System.Windows.Forms.TextBox();
			this.label1 = new System.Windows.Forms.Label();
			this.button1 = new System.Windows.Forms.Button();
			this.button2 = new System.Windows.Forms.Button();
			this.button3 = new System.Windows.Forms.Button();
			this.SuspendLayout();
			// 
			// listView1
			// 
			this.listView1.Columns.AddRange(new System.Windows.Forms.ColumnHeader[] {
																						this.columnHeader1,
																						this.columnHeader2});
			this.listView1.FullRowSelect = true;
			this.listView1.Location = new System.Drawing.Point(8, 80);
			this.listView1.Name = "listView1";
			this.listView1.Size = new System.Drawing.Size(448, 97);
			this.listView1.Sorting = System.Windows.Forms.SortOrder.Ascending;
			this.listView1.TabIndex = 0;
			this.listView1.View = System.Windows.Forms.View.Details;
			// 
			// columnHeader1
			// 
			this.columnHeader1.Text = "Words";
			this.columnHeader1.Width = 186;
			// 
			// columnHeader2
			// 
			this.columnHeader2.Text = "Value";
			this.columnHeader2.Width = 231;
			// 
			// textBox1
			// 
			this.textBox1.Location = new System.Drawing.Point(24, 40);
			this.textBox1.Name = "textBox1";
			this.textBox1.Size = new System.Drawing.Size(152, 20);
			this.textBox1.TabIndex = 1;
			this.textBox1.Text = "";
			// 
			// label1
			// 
			this.label1.Location = new System.Drawing.Point(24, 8);
			this.label1.Name = "label1";
			this.label1.Size = new System.Drawing.Size(256, 23);
			this.label1.TabIndex = 2;
			this.label1.Text = "Enter the word to add to the file";
			// 
			// button1
			// 
			this.button1.Location = new System.Drawing.Point(32, 208);
			this.button1.Name = "button1";
			this.button1.TabIndex = 3;
			this.button1.Text = "OK";
			this.button1.Click += new System.EventHandler(this.OnOK);
			// 
			// button2
			// 
			this.button2.Location = new System.Drawing.Point(328, 208);
			this.button2.Name = "button2";
			this.button2.TabIndex = 4;
			this.button2.Text = "Cancel";
			this.button2.Click += new System.EventHandler(this.OnCancel);
			// 
			// button3
			// 
			this.button3.Location = new System.Drawing.Point(192, 40);
			this.button3.Name = "button3";
			this.button3.TabIndex = 5;
			this.button3.Text = "Add";
			this.button3.Click += new System.EventHandler(this.OnAdd);
			// 
			// AddWordToAdalineWordFile
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
			this.ClientSize = new System.Drawing.Size(472, 246);
			this.Controls.Add(this.button3);
			this.Controls.Add(this.button2);
			this.Controls.Add(this.button1);
			this.Controls.Add(this.label1);
			this.Controls.Add(this.textBox1);
			this.Controls.Add(this.listView1);
			this.Icon = ((System.Drawing.Icon)(resources.GetObject("$this.Icon")));
			this.Name = "AddWordToAdalineWordFile";
			this.Text = "Add Word To Adaline Word File";
			this.ResumeLayout(false);

		}
		#endregion

		private void OnOK(object sender, System.EventArgs e)
		{
			FileInfo file = new FileInfo( "AdalineWordFile.dat" );
			if( file.Exists == false )
			{
				MessageBox.Show( "Error Unable to find the AdalineWordFile" );
				this.Close();
			}
			else
				file.Delete();

			FileStream stream = new FileStream( file.FullName, FileMode.Create, FileAccess.ReadWrite );
			StreamWriter writer = new StreamWriter( stream );

			ListView.ListViewItemCollection col = listView1.Items;

			foreach( ListViewItem item in col )
			{
				writer.WriteLine( item.Text );
			}

			writer.Close();

			this.Close();
		}

		private void OnCancel(object sender, System.EventArgs e)
		{
			this.Close();
		}

		private void OnAdd(object sender, System.EventArgs e)
		{
			ListViewItem item = new ListViewItem( textBox1.Text );
			double dValue = 0.0;
			string strTemp = textBox1.Text;
			string strCompare;
			bool bFound = false;

			for( int i=0; i<listView1.Items.Count; i++ )
			{
				strCompare = listView1.Items[ i ].Text;
				strCompare = strCompare.TrimEnd( ' ', '\n', '\r' );				
				if( strCompare == strTemp )
				{
					bFound = true;
					i = listView1.Items.Count;
				}
			}

			if( bFound == true )
			{
				MessageBox.Show( "The word " + strTemp + " is already in the list " );
				return;
			}
			
			for( int i=0; i<strTemp.Length; i++ )
			{
				dValue += strTemp[ i ] *i+1;
			}

			item.SubItems.Add( dValue.ToString() );

			listView1.Items.Add( item );
			listView1.Sort();
		}

	}
}