The document discusses collections in .NET and Windows Forms. Collections in .NET include classes that implement interfaces like IEnumerable, IEnumerator, and ICollection. Common collection classes include ArrayList, Stack, Queue, and Hashtable. Windows Forms provides a graphical API for building Windows applications using .NET. It uses an event-driven model where the application waits for user input like button clicks. Code examples demonstrate creating an empty Windows form and a basic "My First Window" form.

1. ADVANCED C#(Contd..) &WINDOWS FORMS 9th June 2010

2. Exception Handling

3. Collections Definition : Collections are enumerable data structures that can be assessed using indexes or keys.

4. System.Collections namespace IEnumerable IEnumerator ICollection IList IDictionary

5. ICollection System.Collections.Stack System.Collections.Queue System.Collections.BitArray System.Collections.Specialized.NameValueCollection

6. ArrayList

7. StringCollections

8. Stack The Stack class is one that provides a Last-in-First-out (LIFO) collection of items of the System.Object type.

9. Queue First-in-First Out (FIFO) Approach

10. Hashtable

11. Windows Form Windows Forms is the name given to the graphical application programming interface (API) included as a part of Microsoft's.NET Framework, providing access to the native Microsoft Windows interface elements by wrapping the existing Windows API in managed code.

12. Architecture of WinForms A Windows Forms application is an event-driven application supported by Microsoft's .NET Framework. Unlike a batch program, it spends most of its time simply waiting for the user to do something, such as fill in a text box or click a button.

13. Empty Form using System;using System.Windows.Forms;public class EmptyForm : System.Windows.Forms.Form{ public EmptyForm() { } public static int Main() { Application.Run(new EmptyForm()); return 0; } }

14. My First Window private void InitializeComponent() { this.Size = new System.Drawing.Size(300,300); this.Text = "MyFirstWindow"; } public static void Main(string[] args) { Application.Run(new MyFirstWindow()); } } using System; using System.Drawing; using System.Collections; using System.ComponentModel; using System.Windows.Forms; using System.Data; public class MyFirstWindow : System.Windows.Forms.Form { public MyFirstWindow() { InitializeComponent(); }