/// Listing 1
/// Complete Code for AboutForm.cs

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

namespace AboutForm
{
	/// <summary>
	/// Summary description for AboutForm.
	/// </summary>
	public class AboutForm : System.Windows.Forms.Form
	{
		private System.Windows.Forms.PictureBox IconBox;
		private System.Windows.Forms.Label TextArea;
		private System.Windows.Forms.Button OKButton;
		/// <summary>
		/// Required designer variable.
		/// </summary>
		private System.ComponentModel.Container components = null;

		private AboutForm()
		{
			//
			// Required for Windows Form Designer support
			//
			InitializeComponent();

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

		/// <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.IconBox = new System.Windows.Forms.PictureBox();
			this.TextArea = new System.Windows.Forms.Label();
			this.OKButton = new System.Windows.Forms.Button();
			this.SuspendLayout();
			//
			// IconBox
			//
			this.IconBox.Location = new System.Drawing.Point(24, 24);
			this.IconBox.Name = "IconBox";
			this.IconBox.Size = new System.Drawing.Size(56, 56);
			this.IconBox.SizeMode = PictureBoxSizeMode.CenterImage;
			this.IconBox.TabIndex = 0;
			this.IconBox.TabStop = false;
			//
			// TextArea
			//
			this.TextArea.Location = new System.Drawing.Point(96, 24);
			this.TextArea.Name = "TextArea";
			this.TextArea.Size = new System.Drawing.Size(208, 56);
			this.TextArea.TabIndex = 1;
			this.TextArea.Text = "label1";
			this.TextArea.TextAlign = ContentAlignment.MiddleLeft;
			//
			// OKButton
			//
			this.OKButton.Location = new System.Drawing.Point(120, 96);
			this.OKButton.Name = "OKButton";
			this.OKButton.TabIndex = 2;
			this.OKButton.Text = "OK";
			this.OKButton.Click += new System.EventHandler(this.OKButton_Click);
			//
			// AboutForm
			//
			this.AcceptButton = this.OKButton;
			this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
			this.ClientSize = new System.Drawing.Size(320, 128);
			this.Controls.AddRange(new System.Windows.Forms.Control[] {
				this.OKButton,
				this.TextArea,
				this.IconBox});
			this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedDialog;
			this.MaximizeBox = false;
			this.MaximumSize = new System.Drawing.Size(326, 160);
			this.MinimizeBox = false;
			this.MinimumSize = new System.Drawing.Size(326, 160);
			this.Name = "AboutForm";
			this.SizeGripStyle = System.Windows.Forms.SizeGripStyle.Hide;
			this.Text = "About: ";
			this.Load += new System.EventHandler(this.AboutForm_Load);
			this.ResumeLayout(false);

		}
		#endregion

		private void AboutForm_Load(object sender, System.EventArgs e)
		{
			Icon i			= Owner.Icon;
			this.Icon		= i;
			IconBox.Image	= i.ToBitmap();

			Assembly ThisAssembly = Assembly.GetExecutingAssembly();

			AssemblyName ThisAssemblyName = ThisAssembly.GetName();

			string FriendlyVersion = string.Format( "{0:D}-{1:D2}" , ThisAssemblyName.Version.Major , ThisAssemblyName.Version.Minor );


			Array Attributes = ThisAssembly.GetCustomAttributes( false );

			string Title	= "Unknown Application";
			string Copyright = "Unknown Copyright";
			foreach ( object o in Attributes )
			{
				if ( o is AssemblyTitleAttribute )
				{
					Title = ((AssemblyTitleAttribute)o).Title;
				}
				else if ( o is AssemblyCopyrightAttribute )
				{
					Copyright = ((AssemblyCopyrightAttribute)o).Copyright;
				}
			}

			this.Text = "About " + Title;

			StringBuilder sb = new StringBuilder("");

			sb.Append( Title );
			sb.Append( " Version " );
			sb.Append( FriendlyVersion );
			sb.Append( " (" );
			sb.Append( ThisAssemblyName.Version.ToString() );
			sb.Append( ")\n\n" );
			sb.Append( Copyright );

			TextArea.Text = sb.ToString();
		}

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

		internal static void ShowAboutForm( IWin32Window Owner )
		{
System.Diagnostics.Debug.Assert( ( Owner != null ) ||
!( Owner is IWin32Window ) ,
"AboutForm.AboutForm.ShowAboutForm MUST be supplied with a valid parent window" );

			AboutForm form = new AboutForm();

			form.ShowDialog( Owner );
		}
	}
}