9. Demonstrate Dialog box (Modal and Modeless).

 using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Windows.Forms;

namespace ModalModelessForms

{

public partial class Form1 : Form

{

public Form1()

{

InitializeComponent();

}

private void button1_click(object sender, EventArgs e)

{

Form2 f2 = new Form2();

f2.ShowDialog();

}

private void button2_Click(object sender, EventArgs e)

{

Form3 f3 = new Form3();

f3.Show();

}

}

}