In this chapter, we finally got to touch code. While XAML is powerful and fun to work with, sometimes you need to get your hands dirty and write code to get the result you aim for. We started this chapter with learning about events, how to handle them, the different types of event Silverlight offers, and the concept of AddHandler.

We then moved on to consuming web services, a key concept in the data driven world of today. We learned how to create service references for the different environments we might work with; we handled asynchronous events, configured service endpoints, and learned how to handle timeouts. We finished the chapter with learning about cross-domain network access and how to build a clientaccesspolicy.xml file.

Our next subject was background threads where we built an application that spawned its heavy duty calculation to a background thread, leaving the UI layer free for the user to interact with. Once it was done, we moved on to talk about dependency properties...