Book Image

Learn WinUI 3 - Second Edition

By : Alvin Ashcraft
5 (1)
Book Image

Learn WinUI 3 - Second Edition

5 (1)
By: Alvin Ashcraft

Overview of this book

WinUI 3 takes a whole new approach to delivering Windows UI components and controls and has the ability to deliver the same features across multiple versions of Windows. Learn WinUI 3 is a comprehensive introduction to WinUI and Windows apps for anyone who is new to WinUI and XAML applications. This updated second edition begins by helping you get to grips with the latest features in WinUI and shows you how XAML is used in UI development. The next set of chapters will help you set up a new Visual Studio environment, develop a new desktop project, incorporate the Model-View-ViewModel (MVVM) pattern in a WinUI project, and develop unit tests for ViewModel commands. Next, you’ll cover the basics of data access from WinUI projects with a step-by-step approach. As you advance, you’ll discover how to leverage the Fluent Design System to design beautiful WinUI applications. You’ll also explore the contents and capabilities of the Windows Community Toolkit and learn how to create cross-platform apps with markup and code from your project using Uno Platform. The concluding chapters will teach you how to build, debug, and deploy apps to the Microsoft Store. By the end of this book, you’ll have learned how to build WinUI applications from scratch and how to modernize existing desktop apps using WinUI 3 and the Windows App SDK.
Table of Contents (20 chapters)
Free Chapter
Part 1:Introduction to WinUI and Windows Applications
Part 2:Extending WinUI and Modernizing Applications
Part 3:Build and Deploy on Windows and Beyond

What is XAML?

XAML is based on Extensible Markup Language (XML). This would seem like a great thing as XML is a flexible markup language familiar to most developers. It is indeed flexible and powerful, but it has some drawbacks.

The primary problem with Microsoft’s implementations of XAML is that there have been so many variations of the XAML language created for different development platforms over the years. Currently, WinUI/UWP, Windows Presentation Foundation (WPF), and .NET MAUI (formerly Xamarin.Forms) applications all use XAML as their UI markup language, in addition to some third-party UI frameworks. However, each of these uses a different XAML implementation or schema, and the markup cannot be shared across the platforms. In the past, Windows 8, Silverlight, and Windows Phone apps also had additional.

If you have never worked with XAML before, you’re probably ready to see an example of some UI markup. The following XAML is a fragment that defines Grid containing...