The Windows Runtime API (WinRT) is the backbone of Metro style application development for Windows 8. The WinRT class library exposes Windows 8 features for you to use directly in your apps in the language of your choice. This book guides you through the key features of the Windows Runtime that you will need when writing XAML-based Metro style applications in C#. Pro WinRT using C# and XAML is an essential source of knowledge, skills and good practices for professional developers who want an in-depth understanding that will allow them to really get to grips with Windows 8 development and get the most out of their applications. The book provides broad and thorough coverage, with hands-on guidance and code samples at every stage. This book will enable you to create powerful and successful applications, with the potential to benefit from a vast audience of over one billion Windows users worldwide. The author communicates with you as one professional developer to another, based on his in-depth experience in programming WinRT APIs. What you'll learn * Understand the structure of Metro Style apps and WinRT * Gain an in-depth understanding of WinRT internals and APIs * Learn the Tools and Programming essentials for WinRT API based development * Explore the programming details of these APIs based on examples and hands on guidance * Learn how to certify, deploy and make your app available to over a billion Windows users, worldwide, via the Microsoft Store Who this book is for This book is aimed at professional developers wanting to take advantage of extensive opportunities the vast Windows marketplace provides.