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CS 2340Programming in VB.NET

S:\Courses\CSSE\ibrahima\CS2340\Notes

Folder Section1Folder Section2

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Notes Folder

Web Site

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Programming Rules

Start MS Visual Studio 2012 New Project… Visual Basic Windows Windows Form Application Name: ibrahima_XXXn

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Create a New Project

Make sure you know where is your program!

Save all Create Solution folder: Uncheck Browse location Could change project / solution names Check program location

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Save Project and Solution

Double click the project file Double click the solution file Open MS Visual Studio, then

Open project Recent projects

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Reopen an Existing Project

TextBox Get Input Display Output

Label Display Information / Output

Button User action. . .

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Windows Controls

Name: lblName Font

◦ Name◦ Size◦ Bold◦ Italic◦ Strikeout◦ Underline

Size AutoSize TextAlign . . .

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Label

Name: txtName Size Multiline ReadyOnly BackColor TabStop TabIndex . . .

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TextBox

Name: btnHello Text TextAlign Size TabStop TabIndex . . .

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Button

Menu View Tab Order Clicking the controls in order to change

TabIndex Close Tab Order Multiple controls could receive the same

TabIndex value

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Changing TabIndex

Align ◦ Tops ◦ Lefts ◦ ...

Make Same Size

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Menu Format

Horizontal Spacing Vertical Spacing Center in Form

◦ Horizontally ◦ Vertically

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Menu Format

Order ◦ Bring to Front ◦ Send to Back

Lock Controls

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Menu Format

The button’s Click Event Users click a button when they want to

do something.

Event Procedure Will be called when the event happens.

We will write the event procedure

Event procedure template Double click the button Select Events on Properties Windows 15

Click Event

Declare variables

Get Input

Process Data

Output Result

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Event Procedure Pseudo Code

‘ Operators “&” and “+” append stringsMessageBox.Show("Hello, " & theName + "!”)

MessageBox.Show("Hello, " & theName + "!", "Lab 1”, _ MessageBoxButtons.OK, _ MessageBoxIcon.Information)

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String Operations