Visual Basic .NET Programming

Overview of Microsoft .NET

� Microsoft .Net Platform

� Microsoft .Net Framework

� The .Net Framework Components

� Visual Basic .Net Enhancements

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� Visual Basic .Net Enhancements

Visual Basic .NET Programming

Microsoft .NETPlatform

Internet

.NET

Visual Studio .NET

Orchestration

Internet .NET Building

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Figure 1.1 Microsoft .Net Platform

.NET

Framework

Internet

COM+

.NET

Enterprise

Servers

Building

Block

Services

Windows

With .NET

Enhancement

s

Available

Today

New

Capabilities

Visual Basic .NET Programming

Microsoft .NETPlatform

� a set of technologies designed to transform

the Internet into a full-scale distributed

computing platform

� fully supports the existing Internet

infrastructure

Overview of Microsoft .NET * Property of STIPage 3 of 13

� a development framework that provides a

new way to create Windows Applications

Visual Basic .NET Programming

Technologies in the .Net Platform

� .NET Framework

� .NET Building Block Services

� Visual Studio .NET

� .NET Enterprise Servers

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� .NET Enterprise Servers

Visual Basic .NET Programming

.NETFramework

� a set of technologies that are integral part

of the .NET Platform

� provides the basic building block to develop

Windows Applications, Web applications and

Web Services

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� provides the services necessary to develop

and deploy applications

Visual Basic .NET Programming

Languages in the .NET Framework

� Microsoft Visual Basic .Net

� Microsoft Visual C#

� Managed Extensions C++

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� Microsoft Visual J# .NET

� Third-party Languages

Visual Basic .NET Programming

Components/Elements of .NET Framework

User

Interface

ASP.NET: Web

Forms & Services

ADO.NET: Data & XML

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.NET Framework Class Library

Common Language Runtime

Visual Basic .NET Programming

Components/Elements of .NET Framework

� Common Language Runtime (CLR)

� responsible for loading code and managing the

execution of that code

� Managed Environment

• environment provides common services

automatically and makes the development

Overview of Microsoft .NET * Property of STIPage 8 of 13

automatically and makes the development

process easier

Visual Basic .NET Programming

� .NET Framework Class Library (FCL)

� a consistent, object-oriented library of pre-

packed functionality.

� exposes features of the runtime and provides

other high-level services that every

programmer needs through namespace

Components/Elements of .NET Framework

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programmer needs through namespace

• Namespace - organize the objects of an

assembly into a structure that is easy to

understand

System

System.Net

System.Reflection

System.IO

System.Security

System.Text

System.Threading

System.Diagnostics

System.Runtime

.InteropServices

System.Globalization

System.Collections

System.Configuration

Visual Basic .NET Programming

� ADO.NET: Data and XML

� next generation of ActiveX Data Object (ADO)

technology

� provides improved support for the

disconnected programming model

Components/Elements of .NET Framework

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� ADO.NET classes used to handle data and

support XML at runtime:

• System.Data namespace

• System.Xml namespace

Visual Basic .NET Programming

� ASP.NET: Web Forms and Services

� a programming framework built on the CLR for

writing Web-based applications

• ASP.NET Web Forms

• ASP.NET Web Services

� Common ASP.NET classes:

Components/Elements of .NET Framework

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� Common ASP.NET classes:

• System.Web

• System.Web.Services

• System.Web.UI

Visual Basic .NET Programming

� User Interface for Windows

� Windows applications can provide more

powerful user interfaces than ever by using

• System.Windows.Forms

• System.Drawing

Components/Elements of .NET Framework

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Visual Basic .NET Programming

VB .Net Enhancements

� Major Language Enhancements

� Enhanced object-oriented support

� Structured exception handling

� Full access to the .NET Framework

� New threading options

� Garbage collection

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� Garbage collection

� Enhanced Web development

� Create Web Forms easily

� Create Web Services quickly