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

using AesLib;
using System.Text;

namespace AesDemoWinApp
{
	public class Form1 : System.Windows.Forms.Form
	{
    private System.Windows.Forms.TextBox textBox1;
    private System.Windows.Forms.TextBox textBox2;
    private System.Windows.Forms.TextBox textBox3;
    private System.Windows.Forms.GroupBox groupBox1;
    private System.Windows.Forms.RadioButton radioButton1;
    private System.Windows.Forms.RadioButton radioButton2;
    private System.Windows.Forms.RadioButton radioButton3;
    private System.Windows.Forms.Button button1;
    private System.Windows.Forms.Button button2;
    private System.Windows.Forms.Label label1;
    private System.Windows.Forms.Label label2;
    private System.Windows.Forms.Label label3;
		
		private System.ComponentModel.Container components = null;

    private Aes.KeySize keysize;

		public Form1()
		{
			InitializeComponent();
		}

		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.textBox1 = new System.Windows.Forms.TextBox();
      this.textBox2 = new System.Windows.Forms.TextBox();
      this.textBox3 = new System.Windows.Forms.TextBox();
      this.groupBox1 = new System.Windows.Forms.GroupBox();
      this.radioButton3 = new System.Windows.Forms.RadioButton();
      this.radioButton2 = new System.Windows.Forms.RadioButton();
      this.radioButton1 = new System.Windows.Forms.RadioButton();
      this.button1 = new System.Windows.Forms.Button();
      this.button2 = new System.Windows.Forms.Button();
      this.label1 = new System.Windows.Forms.Label();
      this.label2 = new System.Windows.Forms.Label();
      this.label3 = new System.Windows.Forms.Label();
      this.groupBox1.SuspendLayout();
      this.SuspendLayout();
      // 
      // textBox1
      // 
      this.textBox1.Location = new System.Drawing.Point(8, 104);
      this.textBox1.MaxLength = 8;
      this.textBox1.Name = "textBox1";
      this.textBox1.Size = new System.Drawing.Size(65, 20);
      this.textBox1.TabIndex = 0;
      this.textBox1.Text = "";
      // 
      // textBox2
      // 
      this.textBox2.Location = new System.Drawing.Point(160, 104);
      this.textBox2.MaxLength = 8;
      this.textBox2.Name = "textBox2";
      this.textBox2.Size = new System.Drawing.Size(65, 20);
      this.textBox2.TabIndex = 1;
      this.textBox2.Text = "";
      // 
      // textBox3
      // 
      this.textBox3.Location = new System.Drawing.Point(312, 104);
      this.textBox3.MaxLength = 8;
      this.textBox3.Name = "textBox3";
      this.textBox3.Size = new System.Drawing.Size(65, 20);
      this.textBox3.TabIndex = 2;
      this.textBox3.Text = "";
      // 
      // groupBox1
      // 
      this.groupBox1.Controls.AddRange(new System.Windows.Forms.Control[] {
                                                                            this.radioButton3,
                                                                            this.radioButton2,
                                                                            this.radioButton1});
      this.groupBox1.Location = new System.Drawing.Point(8, 8);
      this.groupBox1.Name = "groupBox1";
      this.groupBox1.Size = new System.Drawing.Size(104, 72);
      this.groupBox1.TabIndex = 3;
      this.groupBox1.TabStop = false;
      this.groupBox1.Text = "Key Size";
      // 
      // radioButton3
      // 
      this.radioButton3.Location = new System.Drawing.Point(12, 48);
      this.radioButton3.Name = "radioButton3";
      this.radioButton3.Size = new System.Drawing.Size(64, 16);
      this.radioButton3.TabIndex = 2;
      this.radioButton3.Text = "256 bits";
      // 
      // radioButton2
      // 
      this.radioButton2.Location = new System.Drawing.Point(12, 32);
      this.radioButton2.Name = "radioButton2";
      this.radioButton2.Size = new System.Drawing.Size(64, 16);
      this.radioButton2.TabIndex = 1;
      this.radioButton2.Text = "192 bits";
      // 
      // radioButton1
      // 
      this.radioButton1.Checked = true;
      this.radioButton1.Location = new System.Drawing.Point(12, 16);
      this.radioButton1.Name = "radioButton1";
      this.radioButton1.Size = new System.Drawing.Size(64, 16);
      this.radioButton1.TabIndex = 0;
      this.radioButton1.TabStop = true;
      this.radioButton1.Text = "128 bits";
      // 
      // button1
      // 
      this.button1.Location = new System.Drawing.Point(80, 104);
      this.button1.Name = "button1";
      this.button1.TabIndex = 4;
      this.button1.Text = "encipher ->";
      this.button1.Click += new System.EventHandler(this.button1_Click);
      // 
      // button2
      // 
      this.button2.Location = new System.Drawing.Point(232, 104);
      this.button2.Name = "button2";
      this.button2.TabIndex = 5;
      this.button2.Text = "decipher ->";
      this.button2.Click += new System.EventHandler(this.button2_Click);
      // 
      // label1
      // 
      this.label1.Location = new System.Drawing.Point(8, 88);
      this.label1.Name = "label1";
      this.label1.Size = new System.Drawing.Size(100, 16);
      this.label1.TabIndex = 6;
      this.label1.Text = "plaintext";
      // 
      // label2
      // 
      this.label2.Location = new System.Drawing.Point(160, 88);
      this.label2.Name = "label2";
      this.label2.Size = new System.Drawing.Size(100, 16);
      this.label2.TabIndex = 7;
      this.label2.Text = "ciphertext";
      // 
      // label3
      // 
      this.label3.Location = new System.Drawing.Point(312, 88);
      this.label3.Name = "label3";
      this.label3.Size = new System.Drawing.Size(88, 16);
      this.label3.TabIndex = 8;
      this.label3.Text = "deciphered text";
      // 
      // Form1
      // 
      this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
      this.ClientSize = new System.Drawing.Size(400, 149);
      this.Controls.AddRange(new System.Windows.Forms.Control[] {
                                                                  this.label3,
                                                                  this.label2,
                                                                  this.label1,
                                                                  this.button2,
                                                                  this.button1,
                                                                  this.groupBox1,
                                                                  this.textBox3,
                                                                  this.textBox2,
                                                                  this.textBox1});
      this.Name = "Form1";
      this.Text = "Advanced Encryption Standard Demo in .NET";
      this.groupBox1.ResumeLayout(false);
      this.ResumeLayout(false);

    }
		#endregion

		[STAThread]
		static void Main() 
		{
			Application.Run(new Form1());
		}

    private void button1_Click(object sender, System.EventArgs e)
    {
      if (radioButton1.Checked)
        keysize = Aes.KeySize.Bits128;
      else if (radioButton2.Checked)
        keysize = Aes.KeySize.Bits192;
      else
        keysize = Aes.KeySize.Bits256;

      byte[] plainText = new byte[16];
      byte[] cipherText = new byte[16];  
      
      plainText = Encoding.Unicode.GetBytes(textBox1.Text.PadRight(8,' '));
      AesLib.Aes a = new Aes(keysize, new byte[16]);
      a.Cipher(plainText, cipherText);
      textBox2.Text = Encoding.Unicode.GetString(cipherText);
    }  // button1_Click()

    private void button2_Click(object sender, System.EventArgs e)
    {
      if (radioButton1.Checked)
        keysize = Aes.KeySize.Bits128;
      else if (radioButton2.Checked)
        keysize = Aes.KeySize.Bits192;
      else
        keysize = Aes.KeySize.Bits256;

      byte[] cipherText = new byte[16];
      byte[] decipheredText = new byte[16];

      cipherText = Encoding.Unicode.GetBytes(textBox2.Text);
      AesLib.Aes a = new Aes(keysize, new byte[16]);
      a.InvCipher(cipherText, decipheredText);
      textBox3.Text = Encoding.Unicode.GetString(decipheredText);;
    }  // button2_Click()

	}  // class Form1
}  // ns AesDemoWinApp