.NET Day 2022 - Creating cross-platform applications with .NET Maui by Mark Allibone

Did you know that you can write native client apps in C# for Windows, macOS, Android and iOS? Sounds familiar, you say? .NET Maui - the Multi-platform App UI - is the evolution of Xamarin and Xamarin.Forms and is now fully integrated into the .NET stack. So let's have a look at what comes with .NET Maui. From creating to building apps that target multiple operating systems. See how the tooling will support your journeys and how it feels to bring your inner visions and ideas to the UI and code of your app. So are you ready to surf on the new Multi-platform App UI?

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1. @mallibone Creating cross-platform applications with .NET Maui Mark Allibone Rey Technology
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4. @mallibone .NET MAUI the evolution of Xamarin Forms
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6. @mallibone “Can I do X with C# on Windows?”
7. @mallibone “Can I do X with C# on Windows?” – No one ever….
8. @mallibone “Can I do X with C# on Android/iOS/Mac?”
9. @mallibone “Can I do X with C# on Android/iOS/Mac?” “Yes!”
10. @mallibone “Can I do X with C# on Android/iOS/Mac?” “Yes! And enjoy .NET + Plattfrorm Framework + many of your favourite NuGet packages.”
11. @mallibone Show me the code
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26. @mallibone Single Project
27. @mallibone Multi Targeting Access Platform Specific Features • Partial Classes • Conditional Compilation e.g. #if ANDROID Single Project
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29. @mallibone .NET MAUI Architecture
30. @mallibone .NET MAUI XAML Blazor .NET MAUI Comet Fabulous? .NET MAUI iOS Android Windows Linux? macOS Web? UI Framework Framework Platform .NET MAUI Architecture Tizen
31. @mallibone Evolving Xamarin.Forms to .NET MAUI Xamarin.Forms .NET MAUI Platforms iOS + Android iOS, Android, macOS, Windows Minimum Framework (PLC) .NET Standard 1.0 .NET 6.0 Platform-Specific Implementation Renderers Handlers Installation NuGet Package .NET Workload .NET Solution Architecture Multi-Project Single Project
32. @mallibone MAUI Deep Dive in Code
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35. @mallibone • .NET MAUI Single Project makes Fonts and Images easier • Architecture Pattern MVVM • MAUI Graphics for some extra Pizzazz Demo Highlights
36. @mallibone Coded UI vs XAML
37. @mallibone .NET MAUI XAML Blazor Hybrid .NET MAUI Comet Fabulous? .NET MAUI iOS Android Windows Linux? macOS Web? UI Framework Framework Platform .NET MAUI Architecture
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40. @mallibone What about the Xamarin Essentials?
41. @mallibone Essentials It’s all part of .NET MAUI
42. @mallibone https://github.com/CommunityToolkit/Maui
43. @mallibone How to migrate Xamarin Forms apps?
44. @mallibone Migration Steps • Remove Xamarin Forms NuGet package • Add .NET MAUI workload • Enable MAUI in your .csproj: <UseMaui>true</UseMaui> • Update Namespaces: using Xamarin.Forms ➡ using Microsoft.Maui • Use the dotnet upgrade assistant • iOS and Android Only Xamarin Forms to .NET MAUI
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51. Thank you for your time! Mark Allibone @mallibone Rey Technology https://mallibone.com https://nullpointers.io https://github.com/dotnet/maui https://bit.ly/3vGrM9C