James Montemagno
James Montemagno

Live, Love, Bike, and Code.

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James Montemagno
James Montemagno
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James Montemagno

Live, Love, Bike, and Code

Xamarin.Forms: Filtering a ListView with a Bindable Picker

In this edition of "Ask Motz", I will solve a very common problem when working with lists of data and how to filter them. I was recently asked how to do this completely with MVVM and data bindings without having any code behind in the page. @JamesMontemagno hi I had a bindable pucker with All,Open and Close as a items which is binding using MVVM pattern with Itemsource property.But I want to filter the list view based on the bindable picker view selection changed.may I know how i know…

James MontemagnoJames Montemagno

Xamarin.Forms - Icons in Navigation Toolbar

A somewhat common scenario for mobile apps is to place an icon in the center of the Navigation Toolbar. While I am not sure if this is really best practice in 2018 there still seems to be a lot of demand to do this. What if I was to tell you that this is actually pretty easy to do and for iOS it is built directly into Xamarin.Forms with no need for a custom renderer?Let's take the default "Master/Detail" template for Xamarin.Forms in Visual Studio. It has a few tabs and an about page that has th…

James MontemagnoJames Montemagno

Continuous Integration & Delivery for Xamarin & .NET Libraries with VSTS

I build a lot of .NET libraries that include simple .NET Standard libraries to fully cross-platform plugins for Xamarin and Windows that target up to 10 different platforms. When I got started building libraries and shipping them to NuGet I went down a simple path of just building everything locally on my machine and manually uploading them to NuGet. This worked great for a single library, but as soon as I took on a second... third... forth... and so on, things got out of hand and I knew I had t…

James MontemagnoJames Montemagno

I crush code and share it, publish NuGet packages, speak at conferences, upload videos, pretend I am good at playing video games, micro blog, tweet up a storm, drink gallons of coffee, and ride my bike. Checkout my monthly newsletter that you should subscribe to!