c# - MVVM Validation in UWP -
in last week i've been trying apply mvvm pattern universal windows plataform, in elegant possible way, means apply solid principles , popular design patterns. i've been trying reproduce exercise link: http://www.sullinger.us/blog/2014/7/4/custom-object-validation-in-winrt also link windows 8 apps applies windows 10 apps according msdn answer @ forum: https://social.msdn.microsoft.com/forums/windowsapps/en-us/05690519-1937-4e3b-aa12-c6ca89e57266/uwp-what-is-the-recommended-approach-for-data-validation-in-uwp-windows-10?forum=wpdevelop let me show classes, view final view: <page x:class="validationtestuwp.mainpage" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:local="using:validationtestuwp" xmlns:conv="using:validationtestuwp.converters" xmlns:viewmodels="using:validationtestuwp.viewmodel" xmlns:d="http://schemas.micros...