Markiert: Validation


ViewModel Validation in MVVM

In WPF IValidatableObject, IDataErrorInfo interface implementations can be used to validate user input against validation rules. This blow shows a different approach that defines a IValidatingViewModel as interface for ViewModels that should use a...


Using Data Annotations for Validation in WPF

The .NET Framework uses many different approaches for validation. The ASP.NET MVC for example uses Data Annotations to annotate the model classes with the definition of valid ranges, etc. In WPF on the other...