设计模式学习笔记--组合模式

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Composite
{
class Program
{
static void Main(string[] args)
{
Composite root = new Composite("root");
root.Add(new Leaf("Leaf A"));
root.Add(new Leaf("Leaf B"));

Composite comp = new Composite("Composite X");
comp.Add(new Leaf("Leaf XA"));
comp.Add(new Leaf("Leaf XB"));

root.Add(comp);

Composite comp2 = new Composite("Composite XY");
comp2.Add(new Leaf("Leaf XYA"));
comp2.Add(new Leaf("Leaf XYB"));

root.Add(comp2);

root.Add(new Leaf("Leaf C"));

Leaf leaf = new Leaf("Leaf D");
root.Add(leaf);
root.Remove(leaf);

root.Display(1);
}
}
}