Visual Basic to Vb.Net (2001)(en)(204s) by Craig Utley

By Craig Utley

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Vb, which is part of the metadata that will 03 2203-x CH02 5/25/01 9:57 AM Page 26 2 6 C h a p t e r 2 : Yo u r F i r s t V B . N E T A p p l i c a t i o n be compiled into this assembly. You also see a new node, called References, in the list. If you expand the References node, you will see all the references that are already available to your project when you start. 4. For now, don’t worry too much about the references. A second tab, labeled Class View, exists at the bottom of the Server Explorer window.

It is the way to create applications with a Windows interface, using forms and controls. NET. • Class Library—This project type allows you to create classes that will be used in other applications. Think of it as similar to the COM components that you have been building, which VB6 called the ActiveX DLL and ActiveX EXE project types. • Windows Control Library—This project type is for creating what used to be called ActiveX controls. This type allows you to create new controls to be used in Windows applications.

Code Access Security (CAS) This security does not control who can access the code; rather, it controls what the code itself can access. This is important because it allows you to build components that can be trusted to varying degrees. If you build a VB component today and want to perform database access, you are free to call ADO and connect to a database (provided, of course, that you have a valid user ID and password). NET Framework, what actions your component can and, more importantly, cannot perform.

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