Licenciado

special excerpt 2

Windows Phone 7

Programming

preVieW cONteNt Complete book available Fall 2010

®

Charles Petzold

PREVIEW CONTENT This excerpt provides early content from a book currently in development, and is still in draft, unedited format. See additional notice below.

This document supports a preliminary release of a software product that may be changed substantiallyprior to final commercial release. This document is provided for informational purposes only and Microsoft makes no warranties, either express or implied, in this document. Information in this document, including URL and other Internet Web site references, is subject to change without notice. The entire risk of the use or the results from the use of this document remains with the user. Unlessotherwise noted, the companies, organizations, products, domain names, e-mail addresses, logos, people, places, and events depicted in examples herein are fictitious. No association with any real company, organization, product, domain name, e-mail address, logo, person, place, or event is intended or should be inferred. Complying with all applicable copyright laws is the responsibility of the user.Without limiting the rights under copyright, no part of this document may be reproduced, stored in or introduced into a retrieval system, or transmitted in any form or by any means (electronic, mechanical, photocopying, recording, or otherwise), or for any purpose, without the express written permission of Microsoft Corporation. Microsoft may have patents, patent applications, trademarks, copyrights,or other intellectual property rights covering subject matter in this document. Except as expressly provided in any written license agreement from Microsoft, the furnishing of this document does not give you any license to these patents, trademarks, copyrights, or other intellectual property. © 2010 Microsoft Corporation. All rights reserved. Microsoft, Microsoft Press, Azure, Expression,Expression Blend, Internet Explorer, MS, Silverlight, Visual C#, Visual Studio, Webdings, Windows, Windows Azure, Windows Live, Windows Mobile, Xbox, Xbox 360, XNA, and Zune are trademarks of the Microsoft group of companies. All other trademarks are property of their respective owners.

Introduction
This is the second ―draft preview‖ of a longer ebook that will be completed and published later thisyear. That final edition will be brilliantly conceived, exquisitely structured, elegantly written, delightfully witty, and refreshingly free of bugs, but this draft preview is none of that. It is very obviously a work-in-progress. The first ―draft preview‖ of this book was created in time for the Microsoft MIX conference in March 2010. This one is issued in conjunction with VSLIve in Redmond onAugust 2–6. Even with this book’s defects and limited scope, I hope it helps get you started in writing great programs for Windows Phone 7. Visit www.charlespetzold.com/phone for information about this book and later editions.

My Assumptions about You
I assume that you know the basic principles of .NET programming and you have a working familiarity with the C# programming language. If not, youmight benefit from reading my free online book .NET Book Zero: What the C or C++ Programmer Needs to Know about C# and the .NET Framework, available from my web site at www.charlespetzold.com/dotnet.

Using This Book
To use this book properly you’ll need to download and install the Windows Phone Developer Tools, which includes Visual Studio 2010 Express for Windows Phone and an on-screen WindowsPhone Emulator to test your programs in the absence of an actual device. Get the latest information at http://developer.windowsphone.com. You can install Visual Studio 2010 Express for Windows Phone on top of Visual Studio 2010, in effect enhancing Visual Studio 2010 for phone development. That’s the configuration I used. When finalizing these eleven chapters, I’ve been working with the beta...