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Visual Basic 2015 Unleashed
book

Visual Basic 2015 Unleashed

by Alessandro Del Sole
July 2015
Intermediate to advanced content levelIntermediate to advanced
1300 pages
87h 27m
English
Sams
Content preview from Visual Basic 2015 Unleashed

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:

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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Publisher Resources

ISBN: 9780134196664Purchase book