Mastering Xamarin.Forms - Second Edition

Understanding the MVVM pattern

At its core, MVVM is a presentation pattern designed to control the separation between user interfaces and the rest of an application. The key elements of the MVVM pattern are as follows:

• Models: Models represent the business entities of an application. When responses come back from an API, they are typically deserialized to models.
• Views: Views represent the actual pages or screens of an application, along with all of the elements that make them up, including custom controls. Views are very platform-specific and depend heavily on platform APIs to render the application's user interface (UI).
• ViewModels: ViewModels control and manipulate the Views by serving as their data context. ViewModels are made up of ...