WPF 4.5 – Part 1 : Asynchronous data validation

Here is the first post of a serie about the new features of WPF 4.5. Validation of data is often if not always necessary in modern applications. From a long time, WPF provided the IDataErrorInfo interfaces which permitted the automatic validation of your properties. Silverlight, with is asynchronous philosophy provided the INotifyDataErrorInfo which performed the same thing but asyncrhonously. It is a newinterface of WPF 4.5 and we will discover it in this post.