1. Introduction to VB6 Week 1 3/2/2004 PPCC - Introduction to VB6
Copyright ©2004, Tore Bostrup
PPCC - Introduction to VB6

2. Materials & Prerequisites
Software:
Visual Basic 6.0
A Working Model in included with the book
Course will target the VB 6 Professional Edition
Check with MS for free 90 day trial edition
Participant CD
VB 6 Service Pack 5
Microsoft Jet 4.0 Service Pack 8
Get the one that matches your system!!!
Microsoft Data Access Components (MDAC) downloads can be found from:
Microsoft Data Access Components (MDAC) 2.7 SP1 Refresh
MDAC Buffer Overrun Secrity Patch MS04-003
3/2/2004
PPCC - Introduction to VB6
Copyright ©2004, Tore Bostrup
PPCC - Introduction to VB6

3. Course Outline, Week 1 Getting Started with VB6
Installation & Setup of VB6 for development
Launching VB6
VB6 Settings
The VB6 IDE
3/2/2004
PPCC - Introduction to VB6
Copyright ©2004, Tore Bostrup
PPCC - Introduction to VB6

4. Course Outline, Week 1 Your first app (Hello World)
Running the application
Calculating an approximation of PI
Very simple – use 22/7, but use controls for input/output
Designing a user interface
3/2/2004
PPCC - Introduction to VB6
Copyright ©2004, Tore Bostrup
PPCC - Introduction to VB6

5. Course Outline , Week 1 Adding code to your application
Visual Basic Statements
Simple Variable and Constant Declarations
Assignment Statements and Expressions
If … Then … Else … End If
Accessing controls on the form
Control Properties, Methods, and Events
Simple controls:
TextBox, Label, CommandButton, Timer
ListBox and ComboBox
File, Directory, and Drive – example of control interaction
3/2/2004
PPCC - Introduction to VB6
Copyright ©2004, Tore Bostrup
PPCC - Introduction to VB6

6. The Parts of VB6 The Integrated Development Environment
This is the VB6 editor/form designer/compiler
Visual Studio 6.0 Tools
Most of these are for advanced users
Sample Projects
On-Line Help = MSDN Library
See differences between VB6 Editions:
3/2/2004
PPCC - Introduction to VB6
Copyright ©2004, Tore Bostrup

7. Launching VB6
You will find Microsoft Visual Basic 6.0 on your Start > Programs menu
"First Choice": New | Existing | Recent
See the different choices under each:
New
Create a new project allows selection of new project from Templates and Wizards
Existing
Browse for existing VB project files
Recent
The most recent projects opened in VB6
3/2/2004
PPCC - Introduction to VB6
Copyright ©2004, Tore Bostrup

8. New Project Options Standard EXE
Typically used for standard applications
Loads with the intrinsic VB6 controls in the toolbox
Loads a new project with a single form
3/2/2004
PPCC - Introduction to VB6
Copyright ©2004, Tore Bostrup

9. New Project Options ActiveX EXE or ActiveX DLL
Used to create objects used by (other) applications
No forms included, creates a single Class module
3/2/2004
PPCC - Introduction to VB6
Copyright ©2004, Tore Bostrup

10. New Project Options ActiveX Control
Allows developing your own controls (that can be used on forms in other applications)
Loads with the intrinsic VB6 controls in the toolbox
Loads a new project with a single form-like UserControl module
3/2/2004
PPCC - Introduction to VB6
Copyright ©2004, Tore Bostrup

11. New Project Options VB Application Wizard Addin
Based on user selections, VB creates a skeleton application ready for entering code to handle menu and button events, etc.
Addin
Creates a project that runs as an add-in under the VB6 IDE
3/2/2004
PPCC - Introduction to VB6
Copyright ©2004, Tore Bostrup

12. New Project Options Data Project
Creates a new project that contains a single Form, a DataEnvironment object and a DataReport object
This project includes a number of references to support Data Access and Data Binding
It also includes several additional controls in the toolbar
3/2/2004
PPCC - Introduction to VB6
Copyright ©2004, Tore Bostrup

13. New Project Options Customization
You can add your own project templates and form templates, etc.
C:\Program Files\Microsoft Visual Basic\VB98\Template\…
If you don’t want the initial dialog to show when you launch VB6, check "Don’t show this dialog in the future".
3/2/2004
PPCC - Introduction to VB6
Copyright ©2004, Tore Bostrup

14. VB 6 Settings 3/2/2004 PPCC - Introduction to VB6
Copyright ©2004, Tore Bostrup

15. VB 6 Settings 3/2/2004 PPCC - Introduction to VB6
Copyright ©2004, Tore Bostrup

16. VB 6 Settings 3/2/2004 PPCC - Introduction to VB6
Copyright ©2004, Tore Bostrup

17. VB 6 Settings 3/2/2004 PPCC - Introduction to VB6
Copyright ©2004, Tore Bostrup

18. The VB6 IDE 3/2/2004 PPCC - Introduction to VB6
Copyright ©2004, Tore Bostrup

19. The VB6 IDE 3/2/2004 PPCC - Introduction to VB6
Copyright ©2004, Tore Bostrup

20. The VB6 IDE The Forms Designer
The Toolbox window contains the controls available for use
Double click an icon in the Toolbox or
Click an icon in the Toolbox and click and drag the sizing handles on the form
Release the mouse button
Resize control by selecting and click & drag sizing handles
3/2/2004
PPCC - Introduction to VB6
Copyright ©2004, Tore Bostrup

21. The VB6 IDE The VB6 Menu and Toolbar Selection Coordinates Left, Top
Width, Height
Run, Pause, Stop
Application debugging
Opens the
different
windows
Examples of custom toolbars
Add project, Add "module", Menu editor
3/2/2004
PPCC - Introduction to VB6
Copyright ©2004, Tore Bostrup

22. The VB6 IDE The VB6 Menu and Toolbar Bookmark buttons Indent/Unindent
selected block of code
Breakpoint
Toggle
Comment/Uncomment
selected block of code
Intellisense helpers
Intellisense usually kicks in automatically
Buttons are not too frequently used
3/2/2004
PPCC - Introduction to VB6
Copyright ©2004, Tore Bostrup

23. The First App – Hello World
Open VB6
Create a New Standard EXE project
Double-click the form
Enter the following code in Sub Form_Load()
MsgBox "Hello World"
Press F5 or click the  button
3/2/2004
PPCC - Introduction to VB6
Copyright ©2004, Tore Bostrup

24. Hello World Variations
Using constants and expressions
Sub Form_Load()
Const WORLD = "World"
MsgBox "Hello " & WORLD
End Sub
3/2/2004
PPCC - Introduction to VB6
Copyright ©2004, Tore Bostrup

25. Hello World Variations
Using Controls and Variables
Place a CommandButton on the form
Add a Label, TextBox, and another Label to the form
Make the Caption for the first label "Name"
Double-click the Button
Enter the following code in Sub CommandButton1_Click():
Dim sHello as String
sHello = "Hello " & Text1.Text
Label2.Caption = sHello
Press F5 to run, enter a name and click the button
3/2/2004
PPCC - Introduction to VB6
Copyright ©2004, Tore Bostrup

26. Hello World Variations
This is what your form and code should look like:
3/2/2004
PPCC - Introduction to VB6
Copyright ©2004, Tore Bostrup