Gmail Agent API v0.5 / Mail Notifier & Address Importer

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using Johnvey.GmailAgent;
using Microsoft.Win32;

namespace Johnvey.GmailAgent.Applet
{
	/// <summary>
	/// Summary description for Accounts.
	/// </summary>
	public class Accounts : System.Windows.Forms.Form
	{

		private DataTable accounts;
		private RegistryKey workingRegistry;
		private RegistryKey accountsKey;
		private bool hasUpdatedAccounts;
		public BaseWindow RealParentForm;

		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.Button okButton;
		private System.Windows.Forms.Button cancelButton;
		private System.Windows.Forms.GroupBox groupBox1;
		private System.Windows.Forms.Label label2;
		private System.Windows.Forms.Label label3;
		private System.Windows.Forms.ComboBox accountCombo;
		private System.Windows.Forms.TextBox usernameBox;
		private System.Windows.Forms.TextBox passwordBox;
		private System.Windows.Forms.Button deleteButton;
		/// <summary>
		/// Required designer variable.
		/// </summary>
		private System.ComponentModel.Container components = null;

		public Accounts()
		{
			InitializeComponent();


			// get the account logins
			workingRegistry = Application.UserAppDataRegistry;
			accountsKey = workingRegistry.CreateSubKey("Accounts");

			// create table of accounts
			accounts = new DataTable();
			accounts.Columns.Add(new DataColumn("Username",typeof(string)));
			accounts.Columns.Add(new DataColumn("Password",typeof(string)));

			RefreshAccountsTable();

			hasUpdatedAccounts = false;

			accountCombo.DataSource = accounts;
			accountCombo.DisplayMember = "Username";

		}

		protected void RefreshAccountsTable() {

			this.accounts.Rows.Clear();

			// insert "add" account type
			DataRow addRow = accounts.NewRow();
			addRow["Username"] = "<Add>";
			addRow["Password"] = null;
			accounts.Rows.Add(addRow);

			// add accounts to drop down box
			foreach(string accountName in accountsKey.GetValueNames()) {
				DataRow row = accounts.NewRow();
				row["Username"] = accountName;
				row["Password"] = SimpleEncryption.Decrypt(accountsKey.GetValue(accountName).ToString(), "GmailAgent0500");
				accounts.Rows.Add(row);
			}

			this.accountCombo.Refresh();
			this.usernameBox.Text = "";
			this.passwordBox.Text = "";
			
			this.hasUpdatedAccounts = true;

		}

		/// <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.okButton = new System.Windows.Forms.Button();
			this.cancelButton = new System.Windows.Forms.Button();
			this.accountCombo = new System.Windows.Forms.ComboBox();
			this.usernameBox = new System.Windows.Forms.TextBox();
			this.passwordBox = new System.Windows.Forms.TextBox();
			this.groupBox1 = new System.Windows.Forms.GroupBox();
			this.deleteButton = new System.Windows.Forms.Button();
			this.label3 = new System.Windows.Forms.Label();
			this.label2 = new System.Windows.Forms.Label();
			this.groupBox1.SuspendLayout();
			this.SuspendLayout();
			// 
			// label1
			// 
			this.label1.Font = new System.Drawing.Font("Microsoft Sans Serif", 8.25F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((System.Byte)(0)));
			this.label1.Location = new System.Drawing.Point(16, 19);
			this.label1.Name = "label1";
			this.label1.Size = new System.Drawing.Size(48, 19);
			this.label1.TabIndex = 1;
			this.label1.Text = "Account";
			// 
			// okButton
			// 
			this.okButton.FlatStyle = System.Windows.Forms.FlatStyle.System;
			this.okButton.Location = new System.Drawing.Point(96, 96);
			this.okButton.Name = "okButton";
			this.okButton.TabIndex = 2;
			this.okButton.Text = "Add";
			this.okButton.Click += new System.EventHandler(this.add_onClick);
			// 
			// cancelButton
			// 
			this.cancelButton.FlatStyle = System.Windows.Forms.FlatStyle.System;
			this.cancelButton.Location = new System.Drawing.Point(213, 200);
			this.cancelButton.Name = "cancelButton";
			this.cancelButton.TabIndex = 2;
			this.cancelButton.Text = "Close";
			this.cancelButton.Click += new System.EventHandler(this.close_onClick);
			// 
			// accountCombo
			// 
			this.accountCombo.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList;
			this.accountCombo.Location = new System.Drawing.Point(80, 16);
			this.accountCombo.Name = "accountCombo";
			this.accountCombo.Size = new System.Drawing.Size(208, 21);
			this.accountCombo.TabIndex = 0;
			this.accountCombo.SelectedIndexChanged += new System.EventHandler(this.accountCombo_SelectedIndexChanged);
			// 
			// usernameBox
			// 
			this.usernameBox.Location = new System.Drawing.Point(96, 32);
			this.usernameBox.MaxLength = 100;
			this.usernameBox.Name = "usernameBox";
			this.usernameBox.Size = new System.Drawing.Size(136, 20);
			this.usernameBox.TabIndex = 0;
			this.usernameBox.Text = "";
			this.usernameBox.TextChanged += new System.EventHandler(this.username_onChange);
			// 
			// passwordBox
			// 
			this.passwordBox.Location = new System.Drawing.Point(96, 64);
			this.passwordBox.MaxLength = 100;
			this.passwordBox.Name = "passwordBox";
			this.passwordBox.PasswordChar = '*';
			this.passwordBox.Size = new System.Drawing.Size(136, 20);
			this.passwordBox.TabIndex = 1;
			this.passwordBox.Text = "";
			// 
			// groupBox1
			// 
			this.groupBox1.Controls.Add(this.deleteButton);
			this.groupBox1.Controls.Add(this.label3);
			this.groupBox1.Controls.Add(this.label2);
			this.groupBox1.Controls.Add(this.passwordBox);
			this.groupBox1.Controls.Add(this.usernameBox);
			this.groupBox1.Controls.Add(this.okButton);
			this.groupBox1.Location = new System.Drawing.Point(16, 48);
			this.groupBox1.Name = "groupBox1";
			this.groupBox1.Size = new System.Drawing.Size(272, 136);
			this.groupBox1.TabIndex = 1;
			this.groupBox1.TabStop = false;
			this.groupBox1.Text = "Login Information";
			// 
			// deleteButton
			// 
			this.deleteButton.Enabled = false;
			this.deleteButton.FlatStyle = System.Windows.Forms.FlatStyle.System;
			this.deleteButton.Location = new System.Drawing.Point(176, 96);
			this.deleteButton.Name = "deleteButton";
			this.deleteButton.TabIndex = 3;
			this.deleteButton.Text = "Delete";
			this.deleteButton.Click += new System.EventHandler(this.delete_onClick);
			// 
			// label3
			// 
			this.label3.Location = new System.Drawing.Point(24, 66);
			this.label3.Name = "label3";
			this.label3.Size = new System.Drawing.Size(64, 23);
			this.label3.TabIndex = 8;
			this.label3.Text = "Password";
			// 
			// label2
			// 
			this.label2.Location = new System.Drawing.Point(24, 34);
			this.label2.Name = "label2";
			this.label2.Size = new System.Drawing.Size(64, 23);
			this.label2.TabIndex = 7;
			this.label2.Text = "Username";
			// 
			// Accounts
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
			this.ClientSize = new System.Drawing.Size(306, 240);
			this.Controls.Add(this.accountCombo);
			this.Controls.Add(this.cancelButton);
			this.Controls.Add(this.label1);
			this.Controls.Add(this.groupBox1);
			this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedToolWindow;
			this.Name = "Accounts";
			this.ShowInTaskbar = false;
			this.Text = "Accounts";
			this.groupBox1.ResumeLayout(false);
			this.ResumeLayout(false);

		}
		#endregion



		private void add_onClick(object sender, System.EventArgs e) {
			if(this.usernameBox.Text != "" && this.passwordBox.Text != "") {
				this.accountsKey.SetValue(this.usernameBox.Text, SimpleEncryption.Encrypt(this.passwordBox.Text, "GmailAgent0500"));
				RefreshAccountsTable();

			}
		}

		private void close_onClick(object sender, System.EventArgs e) {
			if(this.hasUpdatedAccounts) {
				this.RealParentForm.RefreshLoginInfo();
			}
			this.Close();
		}

		private void delete_onClick(object sender, System.EventArgs e) {
			if(this.usernameBox.Text != "") {
				this.accountsKey.DeleteValue(this.usernameBox.Text, false);
				RefreshAccountsTable();
			}
		}

		private void accountCombo_SelectedIndexChanged(object sender, System.EventArgs e) {
			if(this.accountCombo.SelectedIndex == 0) {
				this.usernameBox.Text = "";
				this.passwordBox.Text = "";
			} else {
				DataRowView account = (DataRowView)this.accountCombo.SelectedItem;
				this.usernameBox.Text = (string)account["Username"];
				this.passwordBox.Text = (string)account["Password"];
			}
		}

		private void username_onChange(object sender, System.EventArgs e) {
			if(this.usernameBox.Text != "") {
				this.deleteButton.Enabled = true;
			} else {
				this.deleteButton.Enabled = false;
			}
		}
	}
}