Decoupled Code with MessagingCenter in Xamarin.Forms
With MessagingCenter in Xamarin.Forms you gain a publish-subscriber system out of the box. With this you can send messages across your application and execute code while doing so. This allows you to loosely couple your code in certain areas, but it comes with a couple of gotchas!
In this video we will learn what it's all about and what to be aware of.
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🔗 Links
Sample code Repo: https://github.com/jfversluis/XFMessa...
MessagingCenter Docs: https://docs.microsoft.com/xamarin/xa...
Databinding Playlist: • Everything You Need on .NET MAUI & Xa...
Xamarin Forms Repo: https://github.com/xamarin/Xamarin.Forms
⏱ Timestamps
0:00 Intro
0:36 Sample App Outline
1:25 Implement Sample App UI
4:10 Implement Sample Code
4:30 Explore MessagingCenter APIs
6:13 Important Note on Memory Leaks!
6:58 Implement MessagingCenter.Subscribe
13:30 Implement MessagingCenter.Send
15:00 Run Sample App And See Results!
16:08 Important Note On Duplicate Subscriptions!
17:08 Outro
🎥 Video edited with Camtasia (ref): https://techsmith.z6rjha.net/AJoeD
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#XamarinForms #MessagingCenter #Xamarin #pubsub