9th june

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ADVANCED C#(Contd..) &

WINDOWS FORMS9th June 2010

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Exception Handling

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Collections

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

Definition :

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System.Collections namespace• IEnumerable• IEnumerator• ICollection• IList• IDictionary

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ICollection

• System.Collections.Stack• System.Collections.Queue• System.Collections.BitArray• System.Collections.Specialized.NameValueColl

ection

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ArrayList

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StringCollections

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Stack• The Stack class is one that provides a Last-in-First-out (LIFO)

collection of items of the System.Object type.

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Queue• First-in-First Out (FIFO) Approach

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Hashtable

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Windows FormWindows 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.

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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.

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Empty Formusing System;using System.Windows.Forms;

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

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My First Window

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(); }

private void InitializeComponent() { this.Size = new System.Drawing.Size(300,300); this.Text = "MyFirstWindow"; } public static void Main(string[] args) { Application.Run(new MyFirstWindow()); } }