/// <summary> /// Entry point into console application. /// </summary> static void Main() { Originator o = new Originator(); o.State = "On"; // Store internal state Caretaker c = new Caretaker(); c.Memento = o.CreateMemento(); // Continue changing originator o.State = "Off"; // Restore saved state o.SetMemento(c.Memento); // Wait for user Console.ReadKey(); }
/// <summary> /// Entry point into console application. /// </summary> public static void Main() { Originator o = new Originator(); o.State = "On"; // Store internal state Caretaker c = new Caretaker(); c.Memento = o.CreateMemento(); // Continue changing originator o.State = "Off"; // Restore saved state o.SetMemento(c.Memento); // Wait for user Console.ReadKey(); }
public static void Mein() { var originator = new Originator("Hello world!"); var caretaker = new Caretaker(originator); caretaker.Backup(); originator.DoSomething(); caretaker.Backup(); originator.DoSomething(); caretaker.Backup(); originator.DoSomething(); Console.WriteLine(); caretaker.ShowHistory(); // Undo the changes. caretaker.Undo(); caretaker.ShowHistory(); caretaker.Undo(); caretaker.Undo(); }