'宣言 Public Function New( _ ByVal target As TTarget, _ ByVal oldValue As TProperty, _ ByVal newValue As TProperty, _ ByVal setter As Action(Of TTarget,TProperty), _ ByVal memberName As String, _ ByVal propertyDisplayName As String, _ ByVal targetDisplayName As String _ )
public PropertyChangeUndoUnit<TTarget,TProperty>( TTarget target, TProperty oldValue, TProperty newValue, Action<TTarget,TProperty> setter, string memberName, string propertyDisplayName, string targetDisplayName )