Microsoft Visual C# 2013 Step by Step

Chapter 20. Decoupling application logic and handling events

After completing this chapter, you will be able to:

• Understanding delegates

• Create an instance of a delegate to refer to a specific method.

• Call a method through a delegate.

• Lambda expressions and delegates

• Declaring an event

• Handle an event by using a delegate.

• Raising an event

Many of the examples and exercises in this book have placed great emphasis on the careful definition of classes and structures to enforce encapsulation. In this way, the implementation of the methods in these types can change without unduly affecting the applications that use them. However, sometimes it is not always possible or desirable to encapsulate the entire functionality of a type. For example, the logic for a ...