Laptop Backup

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using SharpUtils;

namespace Laptop_Backup
{
	/// <summary>
	/// Summary description for PortNumber.
	/// </summary>
	public class PortNumber : System.Windows.Forms.Form
	{
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.Label label2;
		private System.Windows.Forms.TextBox textBox1;
		private System.Windows.Forms.Button cancelButton;
		private System.Windows.Forms.Button okButton;
		/// <summary>
		/// Required designer variable.
		/// </summary>
		private System.ComponentModel.Container components = null;

		private DebugLevel debugLevel;
		private SimpleEventLog eventLog;
		private QuickRegistry reg;

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

			//
			// TODO: Add any constructor code after InitializeComponent call
			//

			debugLevel = new DebugLevel( DebugLevel.currentLevel );
			eventLog = new SimpleEventLog( "Laptop Backup", false );
			reg = new QuickRegistry();

			if( reg.OpenKey( "HKEY_LOCAL_MACHINE", "Software\\Laptop Backup", true ) == false )
			{
				if( reg.Error == true )
				{
					if( debugLevel.TestDebugLevel( DebugLevelSet.Errors ) == true )
					{
						eventLog.WriteError( "PortNumber Error " + reg.ErrorMessage );
					}

					MessageBox.Show( "Error Opening the registry key for Laptop Backup " );
					return;
				}
			}

			string strTest = ( string )reg.GetValue( "PortNumber" );
			if( reg.Error == true || strTest == null )
			{
				if( debugLevel.TestDebugLevel( DebugLevelSet.Errors ) == true )
				{
					eventLog.WriteError( "Unable to get the port number " + reg.ErrorMessage );
				}

				strTest = "8086";
			}

			textBox1.Text = strTest;

		}

		/// <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()
		{
			this.label1 = new System.Windows.Forms.Label();
			this.label2 = new System.Windows.Forms.Label();
			this.textBox1 = new System.Windows.Forms.TextBox();
			this.cancelButton = new System.Windows.Forms.Button();
			this.okButton = new System.Windows.Forms.Button();
			this.SuspendLayout();
			// 
			// label1
			// 
			this.label1.ForeColor = System.Drawing.SystemColors.ActiveCaption;
			this.label1.Location = new System.Drawing.Point(8, 8);
			this.label1.Name = "label1";
			this.label1.Size = new System.Drawing.Size(272, 56);
			this.label1.TabIndex = 0;
			this.label1.Text = "Caution !! The default Port Number for this program is 8086. By changing it on th" +
				"is computer you must change it on all other computers that run Laptop Backup";
			// 
			// label2
			// 
			this.label2.Location = new System.Drawing.Point(16, 80);
			this.label2.Name = "label2";
			this.label2.TabIndex = 1;
			this.label2.Text = "Port Number";
			// 
			// textBox1
			// 
			this.textBox1.Location = new System.Drawing.Point(136, 80);
			this.textBox1.Name = "textBox1";
			this.textBox1.TabIndex = 2;
			this.textBox1.Text = "textBox1";
			// 
			// cancelButton
			// 
			this.cancelButton.Location = new System.Drawing.Point(208, 120);
			this.cancelButton.Name = "cancelButton";
			this.cancelButton.TabIndex = 3;
			this.cancelButton.Text = "Cancel";
			this.cancelButton.Click += new System.EventHandler(this.OnCancel);
			// 
			// okButton
			// 
			this.okButton.Location = new System.Drawing.Point(208, 160);
			this.okButton.Name = "okButton";
			this.okButton.TabIndex = 4;
			this.okButton.Text = "O.K.";
			this.okButton.Click += new System.EventHandler(this.OnOKButton);
			// 
			// PortNumber
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
			this.ClientSize = new System.Drawing.Size(292, 198);
			this.Controls.AddRange(new System.Windows.Forms.Control[] {
																		  this.okButton,
																		  this.cancelButton,
																		  this.textBox1,
																		  this.label2,
																		  this.label1});
			this.Name = "PortNumber";
			this.Text = "Laptop Backup";
			this.ResumeLayout(false);

		}
		#endregion


		private void OnOKButton(object sender, System.EventArgs e)
		{
			bool bException = false;
			try
			{
				/// check the entered port number is valid
				Int32.Parse( textBox1.Text );
			}
			catch( ArgumentNullException argNullExp )
			{
				bException = true;
				if( debugLevel.TestDebugLevel( DebugLevelSet.All ) == true )
				{
					eventLog.WriteInformation( "Exception thrown parsing " + argNullExp.Message );
				}
			}
			catch( FormatException forExp )
			{
				bException = true;
				if( debugLevel.TestDebugLevel( DebugLevelSet.All ) == true )
				{
					eventLog.WriteInformation( "Exception thrown parsing " + forExp.Message );
				}
			}
			catch( OverflowException ofExp )
			{
				bException = true;
				if( debugLevel.TestDebugLevel( DebugLevelSet.All ) == true )
				{
					eventLog.WriteInformation( "Exception thrown parsing " + ofExp.Message );
				}
			}

			if( bException == false )
			{
				reg.SetValue( "PortNumber", textBox1.Text );
			}

			/// 7 September 2004
			/// dialog result fix
			/// 
			DialogResult = DialogResult.OK;

			this.Close();		
		}

		private void OnCancel(object sender, System.EventArgs e)
		{
			/// 7 September 2004
			/// dialog result fix
			/// 
			DialogResult = DialogResult.Cancel;
			this.Close();
		}
	}
}