Creating Custom Events

You can define your own events by implementing the custom events. Custom events are useful because they provide a kind of relationship with a delegate. They are also useful in multithreaded applications. You declare a custom event via the Custom Event keywords combination, supplying the event name and signature as follows:

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Public Custom Event AnEvent As EventHandler    AddHandler(ByVal value As EventHandler)    End AddHandler    RemoveHandler(ByVal value As EventHandler)    End RemoveHandler    RaiseEvent(ByVal sender As Object, ByVal e As System.EventArgs)    End RaiseEventEnd Event

IntelliSense is very cool here because, when you type the event declaration and press Enter, it adds a skeleton ...

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