1. Migration of a VFP application into a Silverswitch solution
Venelina Jordanova
Uwe Habermann

2. Silverswitch

3. Silverswitch
Rapid Application Development development environment for Silverlight
Silverswitch.sln
Migration of VFP applications
VFX – Silverlight Wizard
Visual Extend for VFP re-developed in C#

4. Silverswitch Supported databases VFP SQL Server
MySQL, ADS, DB2, Oracle, …

5. Silverswitch Programming C# VFP at the server side with COM server
Powerful method call even from client side
VFP at the client side with GUINEU
Execution also on Mac OS and in the future on other platforms

6. Silverswitch What does it contain?
Template application Silverswitch.sln
Start page
Wizards
Update Project
Builders
DataGrid, PickField, Form
VFX – Silverlight Wizard
Included in VFX for VFP

7. Migration to Silverswitch
VFP projects
VFX projects

8. Requirements for the VFX – Silverlight Wizard
Database
Primary keys for all tables
Dataenvironment
Tables
Cursoradapters
No views
No programatical used tables

9. Requirements for the VFX – Silverlight Wizard
All controls in the form
No instantiation of controls at runtime
VFP projects
Base classes of controls are migrated
VFX projects
VFX classes of controls are migrated

10. Requirements for the development
Visual FoxPro 9
VFX 13 and Silverswitch
Visual Web Developer 2010 Express
Optional: SQL Server (Express)
Silverlight 4 Tools
WCF RIA Services 1 SP1
Silverlight 4 Toolkit

11. Requirements at the customer‘s side
Client
Silverlight 4 Plug-In (6 MB)
Server
Windows Server
Internet Information Server
.Net Framework 4.0

12. Creation of a Silverswitch application
Create new project based on template project “Silverswitch”
Don’t execute, don’t build
Run VFX – Silverlight Wizard

13. VFX – Silverlight Wizard
What does this wizard do?
Explanation
VFP COM server is generated
Administrator rights required!

14. VFX – Silverlight Wizard
Select Silverswitch solution

15. VFX – Silverlight Wizard
Data access
Create ADO.NET Entity Data Model
Create Domain Service
Create and register VFP COM server

16. VFX – Silverlight Wizard
Settings of the application object
Add VFX forms to table Vfxfopen

17. VFX – Silverlight Wizard
Select forms
Forms marked as included into the project get migrated by default
VFX*.scx forms do not get migrated

18. VFX – Silverlight Wizard
Project names for forms
Forms can be summarized to projects
Optimization of project size and download size and time

19. VFX – Silverlight Wizard
Select form properties
Layout similar to VFP -> select all properties
Hard-coded property values cannot be overwritten by styles

20. VFX – Silverlight Wizard
Select reports
Reports, marked as included into the project, get migrated by default

21. VFX – Silverlight Wizard
Finish!
Success message or Log
Test!

22. Features of the Silverswitch application
Prepared frame for the application
Splash screen
Optional login dialog
Toolbar with XAML icons
Data-driven open dialog
Internet application
Intranet application

23. Features of the Silverswitch application
User login
Runtime localization
User management
User rights
User groups
MDI user interface

24. Features of generated forms
Autoedit
New, edit, delete, save, undo
Navigation
Sort and incremental search in DataGrid
Resizable, minimize, maximize

25. Features of generated forms
Treatment of update conflicts
Filter dialog

26. What does the VFX – Silverlight Wizard do?
Add forms to the solution
Entry in table Vfxfopen
Migration of forms
MVP Model-View-Presenter

27. What does the VFX – Silverlight Wizard do?
Example
Customer.xaml
Layout
Customer.xaml.cs
Settings
CustomerController.cs
Developer’s code
CustomerControllerBase.cs
Generated code

28. What does the VFX – Silverlight Wizard do?
Generates VFP COM server
Data access to VFP database using cursoradapters

29. VFX – Silverlight Wizard
Video tutorial (in German) available at
and on the memory sticks

30. VFPizza in the Cloud Inform! Create account Create SQL Server database
Make project settings
Publishing with Visual Studio wizard
2 virtual maschines recommended

31. VFPizza in the Cloud
Video tuorial (in German) available at
and on the memory sticks

32. Any questions?

33. Break
Venelina & Uwe