public void Work() { var editor = new Editor("Hello"); var careTaker = new EditorCareTaker(editor); editor.ShowCurrentState(); careTaker.SaveState(); editor.WriteSomething("I'm software developer"); careTaker.SaveState(); editor.WriteSomething("You have to forgot this message"); editor.WriteSomething("And this one"); editor.WriteSomething("Save this pls message"); careTaker.SaveState(); Console.WriteLine(); careTaker.ShowHistory(); Console.WriteLine(); careTaker.Undo(); editor.ShowCurrentState(); careTaker.Undo(); editor.ShowCurrentState(); careTaker.Undo(); editor.ShowCurrentState(); }
void CreateCareTaker() { careTaker = new EditorCareTaker(); var initial = new EditorMemento(); initial.SetText(LilypondText); careTaker.Save(initial); careTaker.MementoChanged += CareTaker_MementoChanged; }