Occurs when the validation errors have changed for a property or for the entire entity.
Syntax
public event EventHandler<DataErrorsChangedEventArgs> ErrorsChanged
Remarks
The implementing class should raise this event on the user interface thread whenever the INotifyDataErrorInfo.GetErrors(string) return value changes, even if the return value implements System.Collections.Specialized.INotifyCollectionChanged.
Requirements
Namespace: System.ComponentModel
Assembly: System (in System.dll)
Assembly Versions: 4.0.0.0
Assembly: System (in System.dll)
Assembly Versions: 4.0.0.0