Brian Lagunas, Author at Brian Lagunas

Prism for Xamarin.Forms – Passing Navigation Parameters

January 29, 2019Posted by Brian Lagunasin Prism, Video, Xamarin

When navigating throughout your Prism for Xamarin.Forms applications, it is often required to pass parameters from one View to another. Prism allows you to pass navigation parameters with three simple steps: 1. Create the navigation parameters 2. Get the navigation parameters 3. Read the navigation…

Prism for Xamarin.Forms – Navigation Basics

January 25, 2019Posted by Brian Lagunasin Prism, Video, Xamarin

Navigating in a Prism application is conceptually different than standard navigation in Xamarin.Forms. While Xamarin.Forms navigation relies on a Page class instance to navigate, Prism removes all dependencies on Page types to achieve loosely coupled navigation from within a ViewModel. In Prism, the concept of…

Prism – ViewModelLocator Custom Registrations

January 22, 2019Posted by Brian Lagunasin Prism, UWP, Video, WPF, Xamarin

There may be instances where your app is following the ViewModelLocator default naming convention, but you have a number of ViewModels that do not follow the convention. Instead of trying to customize the naming convention logic to conditionally meet all your naming requirments, you can…

Prism – Changing the ViewModelLocator Naming Convention

January 17, 2019Posted by Brian Lagunasin Prism, UWP, Video, WPF, Xamarin

If you are using the ViewModelLocator, but want to use a different naming convention that better suites your application requires, then have no fear. Just tell Prism what your convention is, and it will use it. In this video I show you how to change…

Prism – Using the ViewModelLocator

January 16, 2019Posted by Brian Lagunasin Prism, UWP, Video, WPF, Xamarin

In this video, I show you how to automatically create an instance of your ViewModel and assign the DataContext of your views to that instance by using the Prism ViewModelLocator.

Prism – Using the Event Aggregator

January 11, 2019Posted by Brian Lagunasin Prism, UWP, Video, WPF, Xamarin

Do you need to communicate with different parts of your application which may, or may not, have a reference or knowledge of each other? In this video, I show you how to use Prism’s IEventAggregator to communicate between loosely couples components of your application.

Prism – Using CompositeCommands

December 26, 2018Posted by Brian Lagunasin Prism, UWP, Video, WPF, Xamarin

In this video I show you how to implement the popular “Save All” functionality using Prism’s CompositeCommands.

Prism – Using DelegateCommands

December 19, 2018Posted by Brian Lagunasin Prism, UWP, Video, WPF, Xamarin

In this video, I show you how to use the unique features of Prism’s DelegateCommand to respond to user interaction from within a ViewModel.

Prism for Xamarin.Forms – Create your first application

December 14, 2018Posted by Brian Lagunasin Video, Xamarin

This videos show you how to create your very first Xamarin.Forms application using Prism for Xamarin.Forms with the help of the Prism Template Pack. Be sure to visit our sponsor Infragistics using the link below so that I can continue to make more video content.…