public DeleteHoldStepOperation(Hold hold, HoldStepNote relay) { Invoke += () => { hold.UnPut(relay); }; Undo += () => { hold.Put(relay); }; }
public AddHoldRelayOperation(Hold hold, HoldRelay relay) { Invoke += () => { hold.Put(relay); }; Undo += () => { hold.UnPut(relay); }; }