Visual Basic® 2010 Unleashed

Extending My

One of the most interesting features of the My namespace is that it is extensible with custom members. You can both extend My at the root level or extend existing members such as Application and Computer. The first goal of this section is to show how you can extend My at the higher level, implementing functionalities for working with collections, such as a property that allows converting from a generic collection into an ObservableCollection(Of T). We need to mimic how Visual Basic 2010 handles the My namespace, so first add a new module to the project and name it MyCollectionsUtils. Each member you want to be added to My must start with the My letters; this is the reason for using the MyCollectionsUtils identifier. The compiler ...