August 2013
Beginner
540 pages
12h 51m
English
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Chapter 14. Delegates and Events
After completing this chapter, you will be able to:
Understand what delegates are.
Create and use delegates.
Explain what events are.
Create and use events.
Delegates and events are extremely powerful and important constructs in the Microsoft .NET Framework. Events in particular are used widely in GUI applications as a means of communicating between components, but both delegates and events can be used to good effect in non-GUI code.
What are delegates?
The function pointer mechanism in C and C++ has been used by programmers for many years, and it’s a very useful way of implementing mechanisms such as event handlers. Unfortunately, function pointers are a C++ language feature, so they’re of no use in the .NET environment, ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.