Based on discussion https://wpftoolkit.codeplex.com/discussions/654820.
User says :
"It would be great to have a way of initialising a new class if the property is null.
Maybe a "New" button where the (empty) property value is?"
User says :
"It would be great to have a way of initialising a new class if the property is null.
Maybe a "New" button where the (empty) property value is?"