private void InvokeOpUIRemovedEvent(string nameOfRemovedOpUI)
 {
     OpUIAdded?.Invoke(this, new OpUIEventArgs(null, nameOfRemovedOpUI));
 }
 private void InvokeOpUIAddedEvent(string nameOfAddedOpUI, IOpUI addedOpUI)
 {
     OpUIAdded?.Invoke(this, new OpUIEventArgs(addedOpUI, nameOfAddedOpUI));
 }