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9DecoratorNotDone.cs
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9DecoratorNotDone.cs
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using System;
namespace DoFactory.GangOfFour.Decorator.Structural
{
class MainApp
{
static void Main()
{
ConcreteComponent c = new ConcreteComponent();
ConcreteDecoratorA d1 = new ConcreteDecoratorA();
ConcreteDecoratorB d2 = new ConcreteDecoratorB();
d1.SetComponent(c);
d2.SetComponent(d1);
d2.Operation();
Console.ReadKey();
}
}
abstract class Component
{
public abstract void Operation();
}
class ConcreteComponent : Component
{
public override void Operation()
{
Console.WriteLine("House has:");
}
}
abstract class Decorator : Component
{
protected Component component;
public void SetComponent(Component component)
{
this.component = component;
}
public override void Operation()
{
if (component != null)
{
component.Operation();
}
}
}
class ConcreteDecoratorA : Decorator
{
public override void Operation()
{
base.Operation();
Console.WriteLine("Garden");
}
}
class ConcreteDecoratorB : Decorator
{
public override void Operation()
{
base.Operation();
AddedBehavior();
Console.WriteLine("Pool");
}
void AddedBehavior()
{
}
}
}