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

Hosting a Blazor Application in WinUI

Blazor is a web framework from Microsoft that allows .NET developers to create C# web applications with little to no JavaScript code. Server-side Blazor applications were introduced with ASP.NET Core 3.0, and ASP.NET Core 3.2 added the ability to create client-side Blazor web apps with WebAssembly (Wasm). Wasm ( allows runtimes such as .NET and Java to run in web applications in the browser, and it is supported by all modern browser engines. By leveraging the WebView2 control in WinUI 3, Windows developers can run a cloud-hosted Blazor application inside their WinUI client application. These options are changing a bit in .NET 8 with the introduction of rendering modes. We’ll discuss these new modes and the advantages of each.

In this chapter, we will cover the following topics:

  • Learning some basics of client-side .NET development with ASP.NET Core and Blazor
  • Creating a new Blazor application with Visual...