//https://ru.wikipedia.org/wiki/Декоратор_(шаблон_проектирования)
//https://refactoring.guru/ru/design-patterns/decorator
//https://metanit.com/sharp/patterns/4.1.php
static void Main(string[] args)
{
// Create ConcreteComponent and two Decorators
ConcreteComponent c = new ConcreteComponent();
ConcreteDecoratorA dA = new ConcreteDecoratorA();
ConcreteDecoratorB dB = new ConcreteDecoratorB();
// Link decorators
dA.SetComponent(c);
dB.SetComponent(dA);
dA.Operation();
dB.Operation();
//OnInterface
Implement implement = new Implement();
ConcreteDecoratorAI dAI = new ConcreteDecoratorAI();
ConcreteDecoratorBI dBI = new ConcreteDecoratorBI();
// Link decorators
dAI.SetComponent(implement);
dBI.SetComponent(dAI);
implement.Operation();
dAI.Operation();
dBI.Operation();
// Wait for user
Console.Read();
}
static void Main(string[] args)
{
var client = new Client();
// Клиент использует простой компонент
var simple = new ConcreteComponent();
Console.WriteLine("Client. ConcreteComponent:");
client.Call(simple);
Console.WriteLine();
// Декораторы могут обёртывать не только
// простые компоненты, но и другие декораторы.
var decorator1 = new ConcreteDecoratorA(simple);
Console.WriteLine("Client. ConcreteComponent in DecoratorA:");
client.Call(decorator1);
Console.WriteLine();
var decorator2 = new ConcreteDecoratorB(decorator1);
Console.WriteLine("Client. ConcreteComponent in Decorators A and B:");
client.Call(decorator2);
Console.WriteLine();
}
static void Main(string[] args)
{
Component component = new ConcreteComponent();
DecoratorClass decorator = new ConcreteDecoratorA();
decorator.SetComponent(component);
decorator.Operation();
}
static void Main(string[] args)
{
Component component = new ConcreteComponent();
component = new ConcreteDecoratorA(component);
component = new ConcreteDecoratorB(component);
component.Operation();
}
static void Main(string[] args)
{
Component component = new ConcreteComponent();
Decorator decorA = new ConcreteDecoratorA();
Decorator decorB = new ConcreteDecoratorB();
decorA.component = component;
decorB.component = decorA;
decorB.Operation();
}
static void Main(string[] args)
{
ConcreteComponent c = new ConcreteComponent();
ConcreteDecoratorA d1 = new ConcreteDecoratorA();
ConcreteDecoratorB d2 = new ConcreteDecoratorB();
d1.setComponent(c);
d2.setComponent(d1);
d2.Operation();
}
static void Main(string[] args)
{
Component myComponent = new ConcreteComponent();
Console.WriteLine("CC: {0}", myComponent.Operation());
myComponent = new ConcreteDecoratorA(myComponent);
Console.WriteLine("CC + DCA: {0}", myComponent.Operation());
myComponent = new ConcreteDecoratorB(myComponent);
Console.WriteLine("CC + DCB: {0}", myComponent.Operation());
}
private static void Main()
{
var component = new ConcreteComponent();
var concreteDecoratorA = new ConcreteDecoratorA();
var concreteDecoratorB = new ConcreteDecoratorB();
concreteDecoratorA.SetComponent(component);
concreteDecoratorB.SetComponent(concreteDecoratorA);
concreteDecoratorB.Operation();
Console.ReadKey();
}
private static void NewMethod2()
{
ConcreteComponent c = new ConcreteComponent();
ConcreteDecoratorA d1 = new ConcreteDecoratorA();
ConcreteDecoratorB d2 = new ConcreteDecoratorB();
d1.SetComponent(c);
d2.SetComponent(d1);
d2.Operation();
Console.Read();
}
static void Main(string[] args)
{
var compo = new ConcreteComponent();
var decorator1 = new ConcreteDecoratorA(compo);
var decorator2 = new ConcreteDecoratorB(compo);
var decorator3 = new ConcreteDecoratorA(new ConcreteDecoratorB(compo));
compo.Operation();
decorator1.Operation();
decorator2.Operation();
decorator3.Operation();
}
static void Main()
{
ConcreteComponent c = new ConcreteComponent();
ConcreteDecoratorA dA = new ConcreteDecoratorA();
ConcreteDecoratorB dB = new ConcreteDecoratorB();
dA.SetComponent(c);
dB.SetComponent(dA);
dB.Operation();
Console.Read();
}
static void Main(string[] args)
{
// Create ConcreteComponent and two Decorators
ConcreteComponent c = new ConcreteComponent();
ConcreteDecoratorA d1 = new ConcreteDecoratorA();
ConcreteDecoratorB d2 = new ConcreteDecoratorB();
// Link decorators
d1.SetComponent(c);
d2.SetComponent(d1);
d2.Operation();
// Wait for user
Console.ReadKey();
}
static void Main()
{
ConcreteComponent cmp = new ConcreteComponent();
ConcreteDecoratorA d1 = new ConcreteDecoratorA();
ConcreteDecoratorB d2 = new ConcreteDecoratorB();
d1.SetComponent(cmp);
d2.SetComponent(cmp);
d1.Operation();
d2.Operation();
Console.ReadKey();
}
static void Main(string[] args)
{
Component component = new ConcreteComponent("Start");
Console.WriteLine(component.Operation());
component = new ConcreteDecoratorA(component);
Console.WriteLine(component.Operation());
component = new ConcreteDecoratorB(component);
Console.WriteLine(component.Operation());
Console.ReadLine();
}
/// <summary>
/// The test first decorator.
/// </summary>
private static void TestFirstDecorator()
{
// Create ConcreteComponent and two Decorators
ConcreteComponent c = new ConcreteComponent();
ConcreteDecoratorA d1 = new ConcreteDecoratorA();
ConcreteDecoratorB d2 = new ConcreteDecoratorB();
// Link decorators
d1.SetComponent(c);
d2.SetComponent(d1);
d2.Operation();
// Wait for user
Console.ReadKey();
}
static void Main(string[] args)
{
var client = new Client();
var simple = new ConcreteComponent();
System.Console.WriteLine("Client: I get a simple component");
client.ClientCode(simple);
System.Console.WriteLine();
var decorator1 = new ConcreteDecoratorA(simple);
var decorator2 = new ConcreteDecoratorB(decorator1);
System.Console.WriteLine("Client: Now I've got a decorated component: ");
client.ClientCode(decorator2);
}
static void Main(string[] args)
{
Client client = new Client();
ConcreteComponent simpleComponent = new ConcreteComponent();
client.ClientCode(simpleComponent);
ConcreteDecoratorA decoratorA = new ConcreteDecoratorA(simpleComponent);
client.ClientCode(decoratorA);
ConcreteDecoratorB decoratorB = new ConcreteDecoratorB(decoratorA);
client.ClientCode(decoratorB);
}
/// <summary>
/// Entry point into console application.
/// </summary>
static void Main()
{
// Create ConcreteComponent and two Decorators
ConcreteComponent c = new ConcreteComponent();
ConcreteDecoratorA d1 = new ConcreteDecoratorA();
ConcreteDecoratorB d2 = new ConcreteDecoratorB();
// Link decorators
d1.SetComponent(c);
d2.SetComponent(d1);
d2.Operation();
// Wait for user
Console.ReadKey();
}
{ /// <summary>
/// Entry point into console application.
/// </summary>
static void Main()
{
// Create ConcreteComponent and two Decorators
var c = new ConcreteComponent();
var d1 = new ConcreteDecoratorA();
var d2 = new ConcreteDecoratorB();
// Link decorators
d1.SetComponent(c);
d2.SetComponent(d1);
d2.Operation();
// Wait for user
Console.ReadKey();
}
static void Main()
{
ConcreteComponent
c = new ConcreteComponent();
ConcreteDecoratorA
d1 = new ConcreteDecoratorA();
ConcreteDecoratorB
d2 = new ConcreteDecoratorB();
// Link decorators
d1.SetComponent(c);
d2.SetComponent(d1);
d2.Operation();
}
static void Main()
{
ConcreteComponent c = new ConcreteComponent();
ConcreteDecoratorA dA = new ConcreteDecoratorA();
ConcreteDecoratorB dB = new ConcreteDecoratorB();
dA.SetComponent(c);
dB.SetComponent(dA);
dA.Operation();
Console.WriteLine();
dB.Operation();
Console.Read();
}
static void Main(string[] args)
{
ConcreteComponent concreteComponent = new ConcreteComponent();
concreteComponent.Operation();
ConcreteDecoratorA decoratorA = new ConcreteDecoratorA();
decoratorA.SetComponent(concreteComponent);
ConcreteDecoratorB decoratorB = new ConcreteDecoratorB();
decoratorB.SetComponent(concreteComponent);
decoratorA.Operation();
decoratorB.Operation();
Console.WriteLine("-----------------------------");
Repo repo = new Repo();
repo.GetId();
DecoratorForIRepo decoratorForIRepo = new DecoratorForIRepo(repo);
decoratorForIRepo.GetId();
Console.WriteLine("-----------------------------");
new CofeeHelper().ShouldSupportCondiments();
Console.WriteLine("-----------------------------");
BaseCar baseCar = new BaseCar();
Console.WriteLine(baseCar.GetCarCharacteristic());
Console.WriteLine(baseCar.GetCost());
ICarSet superCar = new AutomaticTransmissionSet(baseCar);
Console.WriteLine(superCar.GetCarCharacteristic());
Console.WriteLine(superCar.GetCost());
}
static void Main(string[] args)
{
Client client = new Client();
var simple = new ConcreteComponent();
Console.WriteLine("Client: I get a simple component:");
client.ClientCode(simple);
Console.WriteLine();
//.. as well as decorated ones.
//Note how decorators can wrap only simple components but the other decorators as well.
ConcreteDecoratorA decorator1 = new ConcreteDecoratorA(simple);
ConcreteDecoratorB decorator2 = new ConcreteDecoratorB(decorator1);
Console.WriteLine("Client: Now I've got a decorator component:");
client.ClientCode(decorator2);
}
static void Main(string[] args)
{
Console.WriteLine("Hello World!");
// Decorator
ConcreteComponent c = new ConcreteComponent();
ConcreteDecoratorA d1 = new ConcreteDecoratorA();
ConcreteDecoratorB d2 = new ConcreteDecoratorB();
// 先用ConcreteComponent实例化对象c
// 然后用ConcreteComponentA的实例化对象d1包装c
d1.SetComponent(c);
// 再用ConcreteComponentB的实例化对象d2包装d1
d2.SetComponent(d1);
//最终执行d2的Operation()
d2.Operation();
Console.Read();
}
static void Main(string[] args)
{
// Se crea ConcreteComponent y 2 Decoradores
ConcreteComponent c = new ConcreteComponent();
ConcreteDecoratorA d1 = new ConcreteDecoratorA();
ConcreteDecoratorB d2 = new ConcreteDecoratorB();
// Se liga los decoradores
d1.SetComponent(c);
d2.SetComponent(d1);
d2.Operation();
// Espera al usuario
Console.ReadKey();
}
public static void Run()
{
Console.WriteLine("This structural code demonstrates the Decorator pattern which dynamically adds extra functionality to an existing object.");
ConcreteComponent c = new ConcreteComponent();
ConcreteDecoratorA d1 = new ConcreteDecoratorA();
ConcreteDecoratorB d2 = new ConcreteDecoratorB();
d1.SetComponent(c);
d2.SetComponent(d1);
d2.Operation();
/*
* ConcreteComponent.Operation()
* ConcreteDecoratorA.Operation()
* ConcreteDecoratorB.Operation()
*/
}
static void Main()
{
/*
* Structural
*/
// Create ConcreteComponent and two Decorators
StructuralConcreteComponent c = new StructuralConcreteComponent();
ConcreteDecoratorA d1 = new ConcreteDecoratorA();
ConcreteDecoratorB d2 = new ConcreteDecoratorB();
// Link Decorators
d1.SetComponent(c);
d2.SetComponent(d1);
// Call decorators operation
d2.Operation();
/*
* Real World
*/
// Create a book
Book book = new Book("Cantu, Jeremy", "My Life as a Person", 12345);
book.Display();
// Create a video
Video video = new Video("Tarantino, Quentin", "Jeremy's Life", 54321, 60);
video.Display();
// Make video borrow-able, then borrow and display
Console.WriteLine("Making video borrow-able");
Borrowable borrowableVideo = new Borrowable(video);
borrowableVideo.BorrowItem("Customer #1");
borrowableVideo.BorrowItem("Customer #2");
borrowableVideo.Display();
}
static public void Main()
{
//正常情况下，具体做X事。
ConcretComponent cc = new ConcretComponent();
cc.DoSth();
//现在想让组件类，除了能做X事，还能做A事。
//此时不用修改这个组件类。
//而是将其放入具体装饰器（或称为“包装器”更贴切）中。
ConcreteDecoratorA cdA = new ConcreteDecoratorA(cc);
ConcreteDecoratorB cdB = new ConcreteDecoratorB(cc);
ConcreteDecoratorB cdC = new ConcreteDecoratorB(cc);
cdA.DoSth(); //既能干X、又能干A
cdB.DoSth(); //既能干X、又能干B
cdC.DoSth(); //既能干X、又能干C
//------------------------------------------------------------------
//除了上边那样简单的单层装饰，还能进行任意组合的装饰
new ConcreteDecoratorB(cdA).DoSth(); //既能干X、又能干A、又能干B
new ConcreteDecoratorA(cdB).DoSth(); //同上，顺序变化
new ConcreteDecoratorC(cdA).DoSth(); //既能干X、又能干A、又能干C
new ConcreteDecoratorA(cdC).DoSth(); //同上，顺序变化
new ConcreteDecoratorC(cdB).DoSth(); //既能干X、又能干B、又能干C
new ConcreteDecoratorB(cdC).DoSth(); //同上，顺序变化
new ConcreteDecoratorA(new ConcreteDecoratorB(cdC)).DoSth(); //既能干X、又能干A、又能干B、又能干C
new ConcreteDecoratorA(new ConcreteDecoratorC(cdB)).DoSth(); //同上，顺序变化
new ConcreteDecoratorB(new ConcreteDecoratorA(cdC)).DoSth(); //同上，顺序变化
new ConcreteDecoratorB(new ConcreteDecoratorC(cdA)).DoSth(); //同上，顺序变化
new ConcreteDecoratorC(new ConcreteDecoratorA(cdB)).DoSth(); //同上，顺序变化
new ConcreteDecoratorA(new ConcreteDecoratorB(cdA)).DoSth(); //同上，顺序变化
//------------------------------------------------------------------
//甚至可以同方法多次装饰
new ConcreteDecoratorA(cdA).DoSth();
new ConcreteDecoratorA(new ConcreteDecoratorA(cdA)).DoSth();
}
static void Main()
{
// Create ConcreteComponent and two Decorators
ConcreteComponent c = new ConcreteComponent();
ConcreteDecoratorA dA = new ConcreteDecoratorA();
ConcreteDecoratorB dB = new ConcreteDecoratorB();
// Link decorators
dA.SetComponent(c);
dB.SetComponent(dA);
dA.Operation();
Console.WriteLine();
dB.Operation();
// Wait for user
Console.Read();
}
static void Main(string[] args)
{
ConcreteComponent cc = new ConcreteComponent();
cc.Operation();
Console.WriteLine();
ConcreteDecoratorA cd1 = new ConcreteDecoratorA(cc);
cd1.Operation();
Console.WriteLine();
ConcreteDecoratorB cd2 = new ConcreteDecoratorB(cc);
cd2.Operation();
Console.WriteLine();
Console.ReadKey();
}
static void Main()
{
// Create ConcreteComponent and two Decorators
ConcreteComponent c = new ConcreteComponent();
ConcreteDecoratorA dA = new ConcreteDecoratorA();
ConcreteDecoratorB dB = new ConcreteDecoratorB();
// Link decorators
dA.SetComponent(c);
dB.SetComponent(dA);
dA.Operation();
Console.WriteLine();
dB.Operation();
// Wait for user
Console.Read();
}
static void Main(string[] args)
{
#region 基本用法（对应Basic.cs）
ConcreteComponent c = new ConcreteComponent();
ConcreteDecoratorA d1 = new ConcreteDecoratorA();
ConcreteDecoratorB d2 = new ConcreteDecoratorB();
d1.SetComponent(c);
d2.SetComponent(d1);
d2.Operation();
#endregion
#region 具体实例（对应Example.cs）
Person xc = new Person("小菜");
Console.WriteLine("\n第一种装扮：");
Sneaker pqx = new Sneaker();
BigTrouser kk = new BigTrouser();
TShirt dtx = new TShirt();
pqx.Decorate(xc);
kk.Decorate(pqx);
dtx.Decorate(kk);
dtx.Show();
Console.WriteLine("\n第二种装扮：");
LeatherShoes px = new LeatherShoes();
Tie ld = new Tie();
Suit xz = new Suit();
px.Decorate(xc);
ld.Decorate(px);
xz.Decorate(ld);
xz.Show();
Console.ReadLine();
#endregion
}
static void Main(string[] args)
{
#region 基本用法（对应Basic.cs）
ConcreteComponent c = new ConcreteComponent();
ConcreteDecoratorA d1 = new ConcreteDecoratorA();
ConcreteDecoratorB d2 = new ConcreteDecoratorB();
d1.SetComponent(c);
d2.SetComponent(d1);
d2.Operation();
#endregion
#region 具体实例（对应Example.cs）
Person xc = new Person("小菜");
Console.WriteLine("\n第一种装扮：");
Sneaker pqx = new Sneaker();
BigTrouser kk = new BigTrouser();
TShirt dtx = new TShirt();
pqx.Decorate(xc);
kk.Decorate(pqx);
dtx.Decorate(kk);
dtx.Show();
Console.WriteLine("\n第二种装扮：");
LeatherShoes px = new LeatherShoes();
Tie ld = new Tie();
Suit xz = new Suit();
px.Decorate(xc);
ld.Decorate(px);
xz.Decorate(ld);
xz.Show();
Console.ReadLine();
#endregion
}
static void Main(string[] args)
{
#region 结构实现
// Create ConcreteComponent and two Decorators
ConcreteComponent c = new ConcreteComponent();
ConcreteDecoratorA d1 = new ConcreteDecoratorA();
ConcreteDecoratorB d2 = new ConcreteDecoratorB();
// Link decorators
d1.SetComponent(c);
d2.SetComponent(d1);
d2.Operation();
#endregion
Console.WriteLine("******************************");
#region 实践应用
#endregion
Console.ReadKey();
}
static void Main(string[] args)
{
var c = new ConcreteComponent();
var d1 = new ConcreteDecoratorA();
var d2 = new ConcreteDecoratorB();
d1.SetComponent(c);
d2.SetComponent(d1);
d2.Operation();
//範例
Person xc = new Person("小菜");
Console.WriteLine("第一種裝扮");
var kk = new BigTrouser();
var dtx = new TShirts();
kk.Decorate(xc);
dtx.Decorate(kk);
dtx.Show();
Console.ReadLine();
}
