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

namespace DataTransport
{
	public partial class Form1 : Form
	{
		public Form1()
		{
			InitializeComponent();
		}

		string m_userName = null;

		private void m_btnLogin_Click_1(object sender, EventArgs e)
		{
			Form2 f = new Form2("guest");
			DialogResult r = f.ShowDialog();
			if(r == DialogResult.OK)
				m_lblMessage.Text = "Welcome!";
			else
				m_lblMessage.Text = "Please Login...";
		}

		private void m_btnLogin_Click_2(object sender, EventArgs e)
		{
			Form2 f = new Form2("guest");

			f.UserName = m_userName;

			DialogResult r = f.ShowDialog();
			if(r == DialogResult.OK)
			{
				m_userName = f.UserName;
				m_lblMessage.Text = String.Format("Hello, {0}!", f.UserName);
			}
			else
				m_lblMessage.Text = "Please Login...";
		}

		private void m_btnLogin_Click_3(object sender, EventArgs e)
		{
			Form2 f = new Form2("guest");

			f.Login += new Form2.LoginEventHandler(f_Login);
			f.ShowDialog();
		}

		void f_Login(object sender, Form2.LoginEventArgs e)
		{
			m_userName = e.UserName;
			m_lblMessage.Text = String.Format("Hello, {0}!", e.UserName);
		}
	}
}