Up to this point in the text, most of the applications you have developed added various bits of code to Main(), which, in some way or another, sent requests to a given object. However, many applications require that an object be able to communicate back to the entity that created it using a callback mechanism. While callback mechanisms can be used in any application, they are especially critical for graphical user interfaces in that controls (such as a button) need to invoke external ...
© Andrew Troelsen and Philip Japikse 2017
Andrew Troelsen and Philip Japikse, Pro C# 7, https://doi.org/10.1007/978-1-4842-3018-3_10
10. Delegates, Events, and Lambda Expressions
Andrew Troelsen1 and Philip Japikse2
(1)Minneapolis, Minnesota, USA
(2)West Chester, Ohio, USA
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