C# (CSharp) VisibleChangeObject примеры использования

Пример #1

 public void RemoveObject(VisibleChangeObject visibleChangeObject)
 {
     visibleChange -= visibleChangeObject.VisibleChange;
 }

Пример #2

 public void AddObject(VisibleChangeObject visibleChangeObject)
 {
     visibleChange += visibleChangeObject.VisibleChange;
 }