MELJUN CORTES Vb.net the vb .net ide

Visual Basic .NET Programming

The Visual Studio .Net IDE

Differences between VB.Net and VB6 IDE

Creating Visual Basic .NET Projects

Setting Project References

The Visual Studio .Net IDE * Property of STIPage 1 of 30

Using Development Environment Features

Debugging Applications


There is one IDE for all .NET projects

Solutions can contain multiple

programming language

The IDE is customizable through My

Profile

Differences between VB.Net and VB6 IDE


Profile

The IDE has a built-in Internet browser


Start Window

The IDEStart Window



Choosing a Project Template

Visual Studio Templates



Choosing a Project Template

Template Use this template to create:

Windows

Applications

Standard Windows-based

applications

Class Library

Class libraries that provide similar

functionality to Microsoft Active X

DLL


DLL

Windows

Control

Library

User-defined Windows control

projects

Web Control

Library

User-defined Web controls that

can be reused on Web page

Console

Application

Console application that will run

from a command line

Windows

Service

Windows services that will run

continuously regardless of whether

a user is logged on or not


Analyzing Project Structures

What follows are the files contained in

every VB .Net project:

Solution files (.sn, suo)

Project files (.vbproj)


Local project items (.vb)

Web project items (.aspx, .asmx, .asax)


Creating VB .NET Projects

Assemblies

one or more files that make up a Visual

Studio Application

key concept in .NET development


serve as building block for all .NET

applications.

Namespaces

used in .NET Framework assemblies

organize classes, interface and modules

into a structure that is easy to understand


Creating Windows Application Project

File > New Project

select the Windows Application template

type a name for the project then click OK



Setting Project References

Adding References

select the current project in Solution

Explorer then Project > Add Reference


click .NET, COM, or Projects tab

locate the required component in the list

you may click the Browse tab to locate the

file

repeat step 3 for all the components you

require, and then OK


Setting Project Properties

Application Property Settings:

Assembly name

Root namespace

Application type

Startup object

Assembly Information



Setting Project Properties

Compile Property Settings:

Build output path

Option explicit

Option Strict



Solution Explorer

Object Browser

Server Explorer

IDE Features


Task List

Dynamic Help


IDE Features

Form Window

where the controls that make up the user

interface are placed



IDE Features

Code Window

where the codes for forms, events and

methods are written, displayed and

modified



IDE Features

Toolbox

contains the objects and controls that can

be added to Windows Forms



IDE Features

Component Tray

where non-visual components that do not

appear at run time are stored



IDE Features

Properties Window

where properties of an object selected at

design time are modified



IDE Features

Auto Hide

hides windows from the main IDE

click the Auto Hide button on the

toolbar to toggle Auto Hide on and off


Tabbed Documents

this mode adds a tab to the top of the

main window for each open document or

file

click on the tab that represents the

document to switch between open

documents


IDE Features

Multiple Documents

MDI Multiple Document Interface

display multiple documents simultaneously

to work in an MDI environment

Tools > Options


click Multiple documents on the Window

layout section

click OK

Dockable windows

all windows within the IDE can be docked

to any edge of the IDE by dragging them to

any location


displays project hierarchy, project

references, project items and any

subfolders that contain project items

Solution Explorer



Show all Files mode

click the Show all Files button to

display the hidden files or those marked as

excluded from the project

Manipulating Projects

Solution Explorer


Manipulating Projects

Drag-and-drop editing

Context menus


Server Explorer

Managing Data Connections

View > Server Explorer


Adding a connection

click Connect to Database on the

Server Explorer toolbar


Server Explorer

select Data Source from the Data Source

box then click the Continue button


click Browse button to select a database

file and enter the corresponding User

name and Password of the database

click Test Connection to check if the

connection was successfully done


View > Object Browser

Object Browser



Using the VB .NET Object Browser, you

can:

examine objects and their members within

a library

access lower-level items

ObjectBrowser


examine how the .NET Framework class

libraries use inheritance in their object

hierarchies


tasks are kept in the .suo project file so

that information are not lost when the

Visual Studio .NET is closed

View > Other Windows > Task List

Task ListWindow


Adding Task List

type in the top row that is always visible to

the Task List window

build your application to automatically add

tasks to the list

create comments in the code that use

specific token strings defined in the Options

dialog box


displays appropriate Help links to the .NET

Help files

changes topic depending on the location

of the cursor

Help > Dynamic Help

Dynamic Help


CheckBox

selected

from the

Toolbox

Button

selected

from the

Toolbox


Designing VB .NET Application

Steps in creating a program in VB .Net.

Create the interface

Set properties

Write the code


Write the code



Setting Breakpoints

Ways

click the margin to the left of the code window

on the line containing the statement where

debugger will halt

DebugDebugDebugDebug > New BreakpointNew BreakpointNew BreakpointNew Breakpoint

place the cursor on the line where you want

the debugger to halt. Press to switch the


the debugger to halt. Press to switch the

breakpoint on and off.

Debugging Code

Step Into

Step Over

Step Out



Sample Demonstration:

create a new project

double-click the form to go to Code

window

type following code on the Private Sub

Form1_Load event handler:

Dim X As Integer

Dim Y As Integer


X = 10

Y = X 5

MessageBox.Show(Y)

place the pointer on the line Y = X 5

then press

press

place the pointer on the Y variable

press to Step into the code

close the program

Technology

MELJUN CORTES Vb.net the vb .net ide