Event which is raised when MemberValue is set to a different value. If MemberValue's value is a mutable object and implements INotifyElementChanged, the event is also raised when some values inside the value object change. In that case, the original value and the new value in the event args are the same.

public event EventHandler<MemberChangedEventArgs<TChangeType, TValue>> ValueChanged

Public Event ValueChanged As EventHandler(Of MemberChangedEventArgs(Of TChangeType, TValue))